Project Manager - Nuclear Decommissioning

Mace combines construction expertise with consultancy to unlock potential in every person or project and redefine the boundaries of ambition. Our values shape the way we consult and define the people we want to join us on our journey.The project:  The Group Wide Energy Programme (GWEP) is an opportunity to deliver the energy required to power the NDA Mission at reduced cost and make a significant contribution to meeting the Carbon Net Zero 2050 legal imperative. GWEP will also insulate the NDA Group from energy market volatility, as recently experienced due to the Russia/ Ukraine conflict.  GWEP will utilise NDA Group land to deliver a sustainable energy supply which will reduce our scope 1 and 2 CO2 equivalent emissions (c.33% of the NDA Groups c.1m tonnes of CO2e) whilst enabling socio-economic benefits for our stakeholder communities through the creation of clean energy technology hubs. There is a need to deliver new renewable generation capability across the NDA Group to reduce Scope 1 and 2 CO2e, whilst remaining alert of the resource and time constraint required to deliver this ‘demanding’ Programme. In addition, there are interim CO2 reduction targets for 2030 set by HM Government which NDA are required to support  In order to maximise the realisation of benefits, the NDA will go through an extensive technical and commercial optioneering and down-selection exercise to determine the most appropriate solutions for each site and the NDA as a whole.  This commercial evaluation requires additional expertise beyond the current team members.To support the GWEP Programme Director and WS3 Programme Manager to plan market engagement and evaluate the differing contracting and commercial structures that may be used by GWEP to meet the strategic objectives of the programme.  The volume of work to be completed necessitates the need for an additional short-term resource (up to 3 months). Responsible for leading projects to deliver the agreed outcomes within time, cost and quality requirements. Guides and coordinates with all relevant parties to understand and deliver project objectives and key performance indicators (KPIs), providing day to day management and leadership of the project and the project team. Delivers internal fee expectations (where appropriate) together with appropriate risk mitigation and change management.Responsible for leading projects to deliver the agreed outcomes within time, cost and quality requirements. Guides and coordinates with all relevant parties to understand and deliver project objectives and key performance indicators (KPIs), providing day to day management and leadership of the project and the project team. Delivers internal fee expectations (where appropriate) together with appropriate risk mitigation and change management.You’ll be responsible for:Deliver project plans from inception to completion.Manage budgets, risks, and quality systems diligently.Manage teams and stakeholders to achieve KPIs.Ensure compliance with Mace Way and governance standards.Drive sustainability, digital innovation, and net zero goals.Oversee procurement and contract administration.Promote collaboration, knowledge sharing, and continuous improvement.You’ll need to have:Proven project management experience with technical qualificationStrong communication, planning, and stakeholder collaboration skillsKnowledge of HSE regulations and sector-specific standardsProfessional membership (RICS, CIOB, APM, ICE) preferredOur valuesSafety first - Going home safe and well: We champion a safe, diverse and inclusive working environment, understanding the importance of wellbeing in every team.Client focus - Deliver on our promise: We own the quality of deliverables, strategic outcomes and build long term relationships with our clients.Integrity - Always do the right thing: We influence positive outcomes within our industry, while always aligning with our compliance obligations.Create opportunity - For our people to excel: We champion a continuous improvement culture throughout all activities, inspiring our people and teams to develop.Mace is an inclusive employer and welcomes interest from a diverse range of candidates. Even if you feel you do not fulfil all the criteria, please apply as you may still be the best candidate for this role or another role within our organisation.We are also open to discussing part time, flexible, and hybrid working options if suitable with-in the role.#LI-On-siteJob SummaryJob number: 37378Date posted : 2026-01-08Profession: Project & Programme ManagementEmployment type: Full-time