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The Team

Paul Gilchrist – Director
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Dr Paul Gilchrist – Managing Director

Paul was appointed Managing Director in November 2023, after joining the company in 2019. He is a Chartered Chemist (CChem) and a Fellow of the Royal Society of Chemistry (FRSC).

Paul’s career in the nuclear sector has spanned over 35 years, and he has held senior roles in research, national strategy and policy, engineering, and academia. He is also a Visiting Professor in Nuclear Fuel Cycle at the University of Manchester’s nuclear postgraduate Centre for Doctoral Training (CDT) in Nuclear Energy.

Paul’s key expertise is nuclear materials, spent fuels and high-level waste management. Since joining Eden NE, Paul has completed consultancy work for a wide variety of clients, including the Norwegian Nuclear Regulator, DSA (spent fuel and nuclear waste management strategy and safety); NDA (Strategy 4 Integrated Impact Assessment); RWM (Credible Options for Vitrified Waste Management); and Sellafield Limited (Site End States). Paul is also Eden NE’s Technical Manager on the NDA’s Direct Research Portfolio (Spent Fuels and Nuclear Materials) and Framework Manager for the DSA’s Consultancy Services Contract. 

Paul has a proven track record in national level programme and strategic innovation, using influence and knowledge to affect change in front end engineering project delivery, regulatory approaches and scientific understanding in both small projects and multi-billion pound nuclear programmes. He has detailed experience in all aspects of the nuclear cycle and technologies, including Government nuclear policy development and Government level business case delivery. He has been a senior consultant to Government and industry for “New Nuclear” Funded Decommissioning Programmes (FDPs), in particular Decommissioning and Waste Management Plan (DWMP) assessment and development. Prior to joining Eden NE, he held senior management roles for over 20 years in Jacobs, NDA, BNFL Engineering Division and BNFL R&D Division.   

Within Eden NE, Paul is the Training Director and manages the Eden NE IT system and security. He also manages the Quality Assurance (QA) systems in place at Eden NE (ISO 9001) ensuring they are properly maintained and are fit for purpose.

Andy Baker – Managing Director
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Dr Andy Baker – Director

Andy is founder, Director and former Managing Director of Eden NE. He is a geologist and geochemist by training, and is a Fellow of the Geological Society (FGS).

Andy’s expertise is in radioactive waste disposal and radioactive waste management where he has a track record lasting more than thirty years. He specialises in technical co-ordination and management, and advising on and reviewing technical programmes to support radioactive waste disposal.

For a number of years he was Manager of the Environment Agency’s Nuclear Waste Assessment Team, which was responsible for the technical review of proposals for radioactive waste management and disposal in England and Wales. He therefore has a wide appreciation of regulatory issues. 

In the past, he has managed large technical research and assessment projects and programmes undertaken in support of deep geological disposal in the UK and has extensive experience of working on overseas disposal facilities, including in Sweden, Norway, Hungary, Russia, Bulgaria, Australia and Canada. He has been a member of several technical peer review panels and advisory committees. 

Andy currently provides extensive technical management support for the development of the Low Level Waste Repository’s Environmental Safety Case. He has recently undertaken several projects on the Near-surface Disposal of Higher Activity Wastes on behalf of a number of UK clients; these projects involved the technical co-ordination of large multi-disciplinary teams. Throughout his career, he has managed, undertaken and participated in many optimisation studies based on BAT and Value Framework methodologies, including options studies focused on repository design.  

Paul Abraitis – Associate Director
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Dr Paul Abraitis – Director

Paul was appointed as a Director in October 2022, after joining Eden NE as an Associate Director 2017. He is a Chartered Chemist (CChem), a Member of the Royal Society of Chemistry (MRSC) and a Member of the Society for Radiological Protection (MSRP).

Throughout his career, Paul has worked in several nuclear related roles, including research, regulation and environmental safety support to site operations. His work has encompassed many aspects of radioactive waste management, including evaluation of waste forms, assessment modelling and optimisation studies. In operational roles he has managed an environmental monitoring programme covering two reactor sites, helped develop safety cases for waste disposal and supported waste management operations. Paul joined Eden NE from the Nuclear Regulation Group of the Environment Agency, where he was a senior nuclear regulator with responsibility for corporate regulation of EDF Energy Nuclear Generation Ltd’s nuclear reactor fleet in England, and also a lead assessor in the Generic Design Assessment (GDA) of new reactor designs. Paul was previously a member of the Nuclear Waste Assessment Team (NWAT) and was the project lead on initial regulatory scrutiny of the GDF programme (from 2003).

Paul is a trained facilitator and project manager who is experienced in collaborative working with others, including nuclear operators, regulators and the Nuclear Decommissioning Authority (NDA).

He has published extensively and has participated in numerous nuclear sector workshops, given technical presentations at international conferences, contributed to international initiatives and participated in stakeholder forums. In his current role he has recently led several high-profile projects relating to radioactive waste management that have involved extensive stakeholder interactions. 

Paul is also a Director of the Corporate Trustee company for the Eden NE Employee Benefit Trust (EBT). The EBT is the major shareholder of Eden NE, and a key component of Eden NE’s employee ownership model.

Paul Tulip – Principal Consultant
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Dr Paul Tulip – Director

Paul was appointed as a Director in November 2023, after joining the company in 2013. He is a Chartered Physicist (CPhys) and has a PhD in theoretical condensed matter physics.

Paul has over 15 years’ experience in mathematical and computational modelling, including the development of scientific software to model material properties. He has undertaken work to develop and apply radiological dose models and models of radionuclide transport in the environment. Paul has significant experience in using models to perform radiological risk assessments, and to support the development of Environmental Safety Cases (ESCs) and derivation of Waste Acceptance Criteria (WAC) for radioactive waste disposal facilities. He is an experienced and highly capable technical author, and has written, or contributed significantly to, several regulatory submissions, including updates to ESCs and Article 37 submissions. Paul has a particular interest and expertise in Best Available Techniques (BAT) studies to determine optimised management strategies for complex radioactive waste problems; he has led studies to determine optimised end states for decommissioning nuclear facilities; he is currently leading studies to optimise the design of an existing radioactive waste disposal facility. Paul is also an experienced technical manager. He currently works as part of a client team delivering a major update to an ESC. In this role, Paul helps to define the technical programme of work, specifying and managing delivery of contractor work. Paul is an experienced project manager; he has managed numerous projects, and he currently project manages Eden NE’s most significant framework contract.

Shelly Mobbs – Director
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Shelly Mobbs – Chief Expert in Radiological and Environmental Protection

Shelly is Chief Expert in Radiological and Environmental Protection at Eden NE, and is a former Director of Eden NE. She is a Fellow of the Society for Radiological Protection (FSRP), a certificated Radioactive Waste Adviser (RWA) and a Chartered Radiation Protection Professional (CRadP).

Shelly has over 40 years of experience of radiation protection and radioactive waste management, including over 30 years at NRPB/HPA (now UK Health Security Agency). She brings a wealth of experience on the radiological impact of disposal of radioactive waste and on radiological assessments of radioactively contaminated land. She uses this experience to assess the safety of waste disposal facilities, to assess restoration strategies for nuclear sites, to perform waste management options studies, and in the development of guidance. Her assessment work has included the development of biosphere models and intrusion models for waste disposal assessments; development and maintenance of Environmental Safety Cases (ESCs) for radioactive waste disposal in near surface facilities and landfill sites; and radiological assessments for delicensing and the clean-up of radioactively contaminated land. Her other work includes a review of the regulatory regime for nuclear sites in the final stages of decommissioning; the protection of groundwater from non-radioactive pollutants for the Nuclear Decommissioning Authority (NDA) and Radioactive Waste Management Ltd (RWM) (now part of Nuclear Waste Services (NWS)); and facilitation of stakeholder workshops.

Shelly was leader of the waste management group at NRPB/HPA for over 20 years providing advice to government departments, regulators and the NDA on waste disposal and contaminated land; advising on stakeholder involvement for waste management projects; responding to radiation incidents in 2006 and 2011; and developing a decision framework for recovery after radiation incidents, including the response to mass casualty events.

Shelly has worked as an invited expert on International Atomic Energy Agency (IAEA) missions to various countries, including Ukraine and Japan, and has lectured on IAEA waste management training courses.

Shelly is also a Director of the Corporate Trustee company for the Eden NE Employee Benefit Trust (EBT). The EBT is the major shareholder of Eden NE and is a key component of Eden NE’s employee ownership model.

Andrea Runkee – Business Manager

Andrea Runkee – Business Manager

Andrea is the Business Manager at Eden NE and joined in 2016. She has a previous qualification from the Chartered Institute of Marketing, and has previously been registered as a PRINCE2 Project Management practitioner.

Andrea has more than 15 years’ experience in business-related strategic organisation and support, primarily for Small and Medium-sized Enterprises (SMEs) in the engineering/ technical consultancy sector. As Business Manager, Andrea leads the business support and administration team to ensure the smooth operation Eden NE’s business, financial and administrative services. She has responsibility for all aspects of business management and support which covers everything from finance, payroll, and business administration, to issues associated with human resources. She also provides day-to-day operational support to the technical consultancy team, the main provision offered by Eden NE. Andrea’s experience in Project Management (including project finance and delivery) enables her to provide efficient and invaluable support to the technical team at Eden NE; her experience in this discipline has come from previous employment which includes being responsible for the management of a £5m European funded project which supported business in Cumbria and the north west.

Andrea is also Eden NE’s General Data Protection Regulation (GDPR) Manager, which requires consideration for the business administration aspect of Eden NE, as well for the offerings of technical consultancy. She is a Trustee of the Eden NE Share Incentive Plan (SIP) Trust and a Director of the Corporate Trustee company for the Eden NE Employee Benefit Trust (EBT). The SIP Trust and the EBT are vehicles of employee ownership for Eden NE.

Nick Mitchell – Associate Director
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Dr Nick Mitchell – Associate Director

Nick is an Associate Director at Eden NE, and joined in 2013. Prior to joining Nick spent had spent five years working as an independent consultant.

Nick’s previous experience and work in the nuclear sector was focussed on the uptake of radionuclides by agricultural plants following nuclear reactor accidents, radionuclide transfer to wheat using field lysimeters, and the development of tools used by the UK Government to assess radioactive discharges and accidental releases. He previously worked for Associated Nuclear Services Ltd, W.S. Atkins and Mouchel before becoming an independent consultant in 2008. Since joining Eden NE Nick has led the development of Environmental Safety Cases (ESCs) at two landfill sites (Port Clarence landfill site and the East Northants Resource Management Facility) and contributed to the technical development of the LLW Repository’s ESC. The ESC’s he produced have both been subject to an open consultation process where the Environment Agency (EA) has sought feedback on the proposals. Nick has also undertaken an independent review of Near Surface Disposal of radioactive waste at a site in Australia, providing feedback on the operational safety case and post-closure financial provisions from the operator. He manages several framework contracts held by Eden NE, such as the NDA DRP IWM&SDR and SF&NM framework contracts, that involve a consortium approach to project delivery.

Nick is Head of Assessments for Eden NE, and has responsibility for guiding and developing assessment methodologies and training younger colleagues. Nick is also a Trustee of the Eden NE Share Incentive Plan (SIP) Trust, a vehicle of employee ownership for Eden NE.

Dr Laurence Poulter - Associate Director

Dr Laurence Poulter – Associate Director

Laurence joined Eden NE in 2022 as an Associate Director.  He is a Member of the Institute of Physics and the Institute of Mechanical Engineers.  He is a Chartered Engineer and a Chartered Physicist.  He has a BSc and PhD in Physics, an MBA and a Diploma in Occupational Health and Safety.

Laurence has an extensive background in regulation having joined Eden NE after 13 years as an ONR inspector.  Since joining Eden NE, he has assisted with the development of regulatory guidance for the EA and performed consultancy for NWS relating to the disposability of waste items.

Within ONR, he was a structural integrity specialist and led the graphite integrity team dealing with safety case assessment and inspection of the UK’s graphite moderated reactors.  At other times, he led interventions on decommissioning plant and specific corrosion mechanisms that occur in reactors.  He has also been a site inspector, dealing with permissioning of reactor plant for operation after periodic shutdowns, major structural repairs and changes to operational procedures.  Prior to joining ONR, Laurence was an inspector in HSE’s Offshore Safety Division, working on the safety of oil and gas installations and at one point, the revision of legislation and guidance.  Before ONR/HSE, he was a managing engineering consultant for AEA Technology, then Serco.  There, he provided advice to the MoD on the safety of Naval plant and also carried out contracts to advise regulators, operators and international bodies such as IAEA and the European Bank for Reconstruction and Development.  He assisted the IAEA with programmes to assist operators of RBMK reactors, working at several sites including Chernobyl in Ukraine and Ignalina in Lithuania. 

As part of his work, Laurence has contributed to many conferences and reports.  He has also developed and delivered training in business systems and on technical topics such as graphite integrity, reactor technology and safety management systems.  He has managed projects that required both technical expertise and liaison with several stakeholders.

Tom Turner
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Tom Turner - Associate Director

Tom is an Associate Director and joined Eden NE in November 2022. He has over 20 years working experience in the nuclear industry, is a Chartered Radiation Protection Professional (CRadP), a Chartered Physicist (CPhys) and has an MBA.

Tom has been responsible for onsite waste operations and for developing national radioactive waste management strategy. He has over 9 years’ experience of working as a consultant and is an effective Project Manager and Technical Lead, delivering many projects to time, cost, and quality.

Tom spent 9 years working on the Harwell nuclear licensed site, for UKAEA/RSRL. He was the Waste Manager in an operations team, responsible for characterisation and for ensuring solid radioactive waste was managed in a cost-effective manner which met stakeholder expectations. He also helped develop and implement new methods for packaging ‘problematic’ ILW and gained acceptance from stakeholders and regulators. He was responsible for managing, minimising, and sentencing secondary waste and implemented new arrangements to divert large volumes of non-radioactive waste.

After being seconded into the organisation, Tom joined RWM to set up a new programme of work (now called the Strategic Waste Programme) to develop and improve UK strategy for HAW management, working closely with the NDA Waste Strategy team. He led work with regulators, NDA, LLW Repository, site personnel and other stakeholders to agree strategic direction.

Tom joined Eden NE from Jacobs, where he was the Team Leader for the Radioactive Waste Strategy Team. He led the project to scope priority work for the Integrated Waste Management Programme, he supported the Strategic Waste Programme with the development of a national strategy for waste storage, he managed a project on problematic waste, and managed a review of waste treatment technologies for Sellafield. As well as managing projects, he was the lead waste management consultant for the decommissioning concept design for Trawsfynydd reactors and for decommissioning an experimental facility at Harwell.

Tim Soetens – Principal Consultant
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Dr Tim Soetens – Principal Consultant

Tim is a Principal Consultant at Eden NE having joined in 2012. He is a certificated Radioactive Waste Adviser (RWA) and a Chartered Radiation Protection Professional (CRadP).

Tim has more than 25 years’ experience related to radioactive waste and nuclear engineering, and brings experience from working for both the Belgian waste management agency ONDRAF/NIRAS and for Belgian waste producers. His main expertise lies in simulation, modelling and data analysis. He is an experienced user of several modelling tools for radiological assessments, including PC-CREAM 08 and the ERICA assessment tool. He also developed bespoke models using GoldSim, Excel and Scilab. Tim undertook assessments related to aqueous and aerial discharges, migration in groundwater, human intrusion and impacts to non-human biota, in support of Environmental Safety Cases, Article 37 Submissions, Transboundary Assessments, and environmental studies for various UK based clients, such as LLW Repository Ltd, Sellafield Ltd, Magnox Ltd and Dounreay Site Restoration Ltd. Tim also has international recognition for his capabilities in waste inventory assessments, covering generic or specified facilities and national inventories. Tim has supported the national radioactive waste management agency and major waste producers in Belgium in radioactive waste inventory assessments; he also undertook waste inventory exercises for a planned Evolutionary Power Reactor (EPR) for GdF-Suez in France; reviewed the Norwegian national inventory for DSA; and supported LLW Repository Ltd in a study on nuclear new-build waste generation and in a UK wide exercise to improve UK Radioactive Waste Inventory (RWI) data.

Tim’s non-technical tasks within Eden NE include the role of Training Manager and website management. Tim is also a Trustee of the Share Incentive Plan (SIP) Trust, a vehicle of employee ownership for Eden NE.

Tim Slater – Principal Consultant
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Dr Tim Slater – Principal Consultant

Tim is a Principal Consultant at Eden NE and joined in 2015. He is Member of the Society for Radiological Protection (MSRP) and has a PhD in atmospheric science including numerical modelling.

Tim is an experienced physicist with expertise in radioactive waste management and decommissioning, particularly in relation to radioactive waste disposal and waste inventory data. During his time at Eden NE, Tim has provided significant support LLW Repository Ltd’s Environmental Safety Case (ESC) team. This work has included review of and contribution to technical documents, undertaking radiological calculations, assistance in the running of workshops, non-radiological capacity usage calculation, and work on waste acceptance. He has supported LLW Repository Ltd’s Inventory team and has become an expert in this area, having played a key role in the development of the inventory expected to be received at the Low Level Waste Repository (LLWR) over the next hundred years. Tim has also undertaken numerous assessments of human intrusion, and was lead developer of the Generic Intrusion Methodology (GIM), which aimed to aid the development of Site Wide Environmental Safety Cases (SWESCs) across Magnox sites. Tim has considerable experience in radiological assessments for the disposal of solid radioactive wastes, and of liquid and aerial discharges. This experience includes assessment using bespoke calculations, such as implementation of a Gaussian plume model, and use of industry-standard software such as PC-CREAM 08 and GoldSim. 

Tim also has experience in strategy development, having helped to develop the Nuclear Decommissioning Authority (NDA) Value Framework and co-authored the NDA’s Integrated Impact Assessment for their 2021 Strategy.

Tim supports the daily operations of Eden NE as Security Controller.

Amy Jukes – Senior Consultant
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Amy Jukes – Principal Consultant

Amy is a Principal Consultant at Eden NE. She joined in 2016 after completing an MSc in Nuclear Decommissioning and Waste Management at the University of Birmingham. Amy is a Member of the Society for Radiological Protection (MSRP).

Amy’s main areas of expertise are radiological assessment and radiological protection, and she applies her skills and knowledge in these fields on projects for a variety of clients within the nuclear sector. Since joining Eden, Amy has carried out work on a variety of projects for the Nuclear Decommissioning Authority (NDA), including work on waste encapsulation, near-surface disposal, the Groundwater Daughter Directive and problematic wastes. She also updated Volumes 1 and 3 of the Integrated Impact Assessment of NDA’s Strategy IV. Amy has provided support to a variety of projects for LLW Repository Ltd’s Environmental Safety Case (ESC) Team, including carrying out the 2017 Periodic Review of the ESC, authoring a report analysing the impact of data and modelling assumption changes on radiological assessment results, and co-authoring the Engineering Development Plan. In support of a permit application for a new nuclear power station, Amy project managed and performed work to update a radiological impact assessment and non-human biota impact report. Amy has provided significant input on Eden NE projects focussed on near-surface disposal and has supported major work for LLW Repository Ltd. This has provided her with an excellent understanding of the UK’s Radioactive Waste Inventory.

Amy is an experienced user of radiological modelling software including PC-CREAM 08 and ERICA, and has also developed bespoke models for radiological dose calculations.

Amy supports Eden NE’s company management as secretary of the Board meetings and through maintaining the sales pipeline.

Nick Collier – Principal Consultant
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Dr Nick Collier – Principal Consultant

Nick is a Principal Consultant at Eden NE and joined in 2017. He is Chartered Mechanical Engineer (CEng IMechE) and has a PhD in the use of cementitious systems in the nuclear industry.

Nick is an experienced senior scientist and engineer with more than 30 years’ experience in running and working on major research and development projects. He has worked in the nuclear industry for more than 17 years and during this time his work has focussed primarily on the development and use/performance of cementitious systems as encapsulants and near-field barriers in radioactive waste repository and disposal environments; this has included the assessment and performance of LLW and HAW wasteforms. In roles prior to Eden NE, Nick was a Senior Research Technologist at the National Nuclear Laboratory (and was also an NNL Research Fellow and a Royal Academy of Engineering Visiting Teaching Fellow) where he led many major desk-based and experimental programmes relating to LLW/HAW management and disposal. Nick has significant academic research experience, having worked on major UK Research Council funded projects at universities in Sheffield, Manchester, and Bristol. Prior to working in nuclear, Nick led major R&D projects in the metals rolling and processing industry, and spent considerable time designing, installing, and commissioning major plant items in the USA, Finland, France and Switzerland.

In non-technical work at Eden NE, Nick is involved in strategic business issues such as identifying new market opportunities, developing business plans, and developing Eden NE’s web presence.

Ian Godfrey – Senior Consultant
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Dr Ian Godfrey – Senior Consultant

Ian joined Eden NE in 2018 and is a Senior Consultant. He is a Member of the Royal Society of Chemistry (MRSC).

Ian’s background is in the field of materials chemistry and prior to joining Eden NE he worked at University College London characterising functional, thermochromic metal-oxide nanomaterials and thin films. During his PhD, Ian gained a year of experience living and working in Japan with the Advanced Institute of Science and Technology in Ishikawa.

Since joining Eden NE, Ian has worked on projects in areas such as radiological assessments, options assessments and requirements management. He has supported radiological assessments for both new-build and disposal facilities. He contributed to a feasibility study that considered whether the environmental protection aspects of a novel reactor design could meet UK regulatory requirements. Ian has also supported the external-stakeholder engagement for the options assessment for a decommissioning project that involved multiple external landowners, as well as other stakeholders including regulators and local authorities. Ian’s work has also involved understanding and managing the non-radiological hazards associated with radioactive waste, including asbestos and mercury wastes. He supports the Low Level Waste Repository’s Environmental Safety Case (ESC) team, and has authored reports and memoranda for them. For example, he contributed to their Enhanced Periodic Review, which was submitted to the Environment Agency in 2020.

Ian also has significant experience in providing freelance technical editing services in chemistry and materials science, revising scientific manuscripts prior to peer-reviewed publication to ensure that they were clear, accurate and met all required language, technical and formatting standards.

Hannah Johnstone – Consultant
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Hannah Johnston – Senior Consultant

Hannah is a Senior Consultant at Eden NE having joined after graduating from the University of Edinburgh in 2017 with an undergraduate degree in Ecological and Environmental Sciences. She has also gained a Certificate of Professional Development in Radiation Protection through the University of Strathclyde.

Hannah has supported projects in a variety of radioactive waste processing and disposal fields including those associated with waste inventory, safety cases and radiological assessment. She has contributed to a number of projects focussed on the management of both LLW and HAW. Hannah has worked on several RWM projects and has gained significant familiarity with the Disposal System Safety Case (DSSC), including Transport Safety Case, Operational Safety Case and Disposability Assessment Process. She has also provided support to a variety of projects for the LLW Repository Ltd’s Environmental Safety Case (ESC) and Inventory Teams, including carrying out a Periodic Review of the ESC as part of the 2020 Enhanced Periodic Review submission and developing forward inventories for the next major review of the ESC. Hannah has provided significant support to a major waste processing/recycling client where she has provided significant operational support and has gained experience of working on a Nuclear Licenced Site and developed knowledge of the associated waste consignment process. In her work with this client, Hannah has supported the Compliance Team and has worked on consignment documentation for landfill, incineration, metals treatment outside the UK, and disposal at the LLWR. This has enabled here to develop a thorough understanding of waste treatment and consignment both throughout the UK and overseas.

Hannah’s additional non-technical role within Eden NE is as the Mental Health and Wellbeing Resource Advisor.

Rebecca Butler
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Rebecca Butler - Senior Consultant

Rebecca Butler joined Eden NE in January 2023 with experience of regulatory compliance and radioactive waste management. She spent three years as a radioactive substances inspector at the Scottish Environment Protection Agency (SEPA). During this time, she applied environmental regulations to non-nuclear users of radioactive substances. She reviewed the evidence provided in applications for permits, which included Best Practicable Means (BPM) assessments and operating procedures.

Prior to SEPA Rebecca was the Records Approval Manager at RWM. As part of the role, she liaised with waste packagers across the nuclear industry to ensure that records for both new and legacy waste packages would meet RWM’s requirements. She had project management responsibilities, including reporting of metrics, budgets, and management of risks as part of the wider NDA records management programme. While at RWM, Rebecca also authored technical reports to assess data recording and quality management proposals from waste packagers as part of the Disposability Assessment process. Rebecca undertook a Digital Recordkeeping certification at the University of Dundee to understand the challenges of long-term records management and interface with the Nuclear Archive at Wick. Additionally, she presented RWM’s approach to waste package records at the NEA’s Information, Data and Knowledge Management workshop in 2019.

After graduating with a Chemistry degree from the University of Warwick Rebecca joined the Nuclear graduates scheme. She completed four secondments across the nuclear industry focussing on application and compliance with environmental regulations. She was an assistant nuclear regulator at the Environment Agency, principally shadowing inspections of nuclear licenced sites. She was also seconded to the environment teams at both Bradwell and Sizewell B and spent time working EDF’s Independent Nuclear Assurance function.

Rosie Newton – Senior Consultant
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Dr Rosie Newton – Senior Consultant

Rosie joined Eden NE in 2020 after completing a PhD in nuclear engineering at the University of Lancaster where her work focussed on investigating the responses of charge-coupled devices to alpha and beta radiation. She undertook her PhD as part of the Next Generation Nuclear Centre for Doctoral Training, which included post-graduate taught modules in nuclear power and decommissioning.

Her initial work at Eden NE has enabled her to apply her knowledge of radiation detection technologies and their application by reviewing detection technologies and deployment methods for beach particles at Sellafield. Rosie’s understanding of waste management has also enabled her to contribute to a variety of projects. This has included supporting inventory assessments for facilities considering different designs and constraints using the 2019 UKRWI, and the production of a Best Available Techniques (BAT) study for a new facility, focussing on the management of solid, aqueous, and gaseous radioactive wastes. Rosie has applied her knowledge of exposure and dose calculations to perform human intrusion assessments considering several different exposure scenarios and pathways, and calculations to determine site-specific clean-up values. She has also had input into updating Volume 3 of the Integrated Impact Assessment of the NDA strategy by checking data relating to health and employment statistics, environmental data, and site-specific data for all NDA sites. Rosie supports LLW Repository’s Waste Inventory and Compliance team, and in this role has produced a framework for training related to the Waste Acceptance Criteria and has reviewed documentation relating to opportunity wastes.

Peter Walmsley
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Peter Walmsley - Senior Consultant

Peter Walmsley joined Eden NE as a Senior Consultant in January 2024 with experience of regulatory compliance and decommissioning study management. Peter has 5 years’ post-graduation experience working in the Nuclear industry and a year’s experience in the Pharmaceutical industry as part of his Chemical Engineering Master’s degree. His first three years in Nuclear were spent supporting decommissioning projects at Sellafield Ltd. and later spent 9 months supporting a project to demonstrate that Low Level Waste (LLW) could be recovered from a Plutonium Contaminated Material (PCM) feedstock. Peter delivered the BAT assessment for this facility, along with technical studies to enable radiometric equipment selection (both for sentencing and hand tools to enable operations).

In the past 2 years, Peter has supported projects at AWE, and was primarily responsible for leading the operational modelling for a capital build facility through the transition period from concept to detailed design. Peter is responsible for both setting the direction of the team and managing weekly workloads of individuals. He has provided the underpinning evidence that the plant capacity requirements of the facility can be delivered and presented his work to all levels of the business.

Associates

We also work closely with a network of Associates to meet the needs of our clients and diversify our offering.

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