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Senior Safety Case Engineer

Job in Reading, Berkshire, RG1, England, UK
Listing for: Mott MacDonald
Full Time position
Listed on 2025-12-07
Job specializations:
  • Engineering
    Electrical Engineering, Data Science Manager, Civil Engineering, Energy Engineer
Job Description & How to Apply Below

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Mott Mac Donald is a global engineering, management, and development consultancy with over 20,000 employees across more than 50 countries and 140+ offices. We work across incredible global industries, delivering exciting work that is defining our future and making an important societal impact in the communities we serve. Our people power our performance – we succeed when they do. With countless opportunities to collaborate, learn, and grow, the possibilities for excellence are as varied as every individual.

Whether you want to grow as a subject matter expert or broaden your experience with roles across our international community, you’re surrounded by global specialists who want to combine their expertise and champion you to be your best. As a proudly employee‑owned business, we benefit our clients, our communities, and each other, investing in creating the right space for everyone to feel empowered, included, and valued.

Whatever your ambition, Mott Mac Donald is where people come to be brilliant.

About The business unit

The Energy unit delivers services to clients globally across several sectors including hydropower, nuclear, waste, renewable generation and transmission & distribution networks. Together we provide integrated engineering and project management services across the project lifecycle – from concept and design to construction and operations, to decommissioning or repowering and life extension. Together with our clients, we’re helping to deliver the energy transition globally.

Overview

Of

The Role

We – the Energy Unit, specifically the Nuclear;
Defence and Civil division are looking to recruit a Senior Safety Case Engineer to join our team. The role will cover a number of areas including nuclear power generation, the naval nuclear programme and decommissioning. This is an excellent opportunity to join a dynamic and growing team with plenty of opportunities for career progression and the chance to make an impact on the development of the Energy unit.

Key Responsibilities
  • Safety Case Production (e.g. SJP, PCSR, PCmSR, PRS)
  • Modification/ Design Change Submissions (LC/AC 22)
  • Decommissioning
  • Functional Safety Assessment
  • Regulatory Interface
  • ALARP Assessment
  • Safety & Risk Assessment
  • Deterministic Safety Assessment
  • Probabilistic Safety Assessment
  • Nuclear Safety Legislation, Regulation and Policy
  • Engineering Substantiation
  • HAZOP and other identification studies
  • HAZAN
  • Criticality
  • Nuclear Fire
Candidate Specification
  • Degree qualified in a Science, Technology or Engineering discipline
  • Experience in the nuclear or defence industries (although applicants from other high-hazard / regulated industries will be considered)
  • Chartered Engineer or working towards
  • Ability to demonstrate successful delivery of nuclear safety deliverables and strategy on complex projects
  • Willing to develop and mentor more junior members of staff
  • Candidates must be eligible to apply for and obtain Security Clearance

Please be advised that offers for this role are conditional upon obtaining the appropriate level of Security Clearance.

UK Immigration

Mott Mac Donald Ltd. are not currently offering sponsorship to candidates under the Skilled Worker visa route in the UK. This decision is a consequence of the changes made to the Skilled Worker route by the UK Government in April 2024. We continue to welcome applications from candidates who are eligible for alternative immigration routes in the UK, that do not require sponsorship as a Skilled Worker now or in future.

Agile

working

At Mott Mac Donald, we believe it makes business sense for you and your manager to choose how you can work most effectively to meet your client, team, and personal commitments. We offer a hybrid working policy that embraces your well‑being, flexibility, and trust.

Equality, diversity, and inclusion

We put equality, diversity, and inclusion at the heart of our business, seeking to promote fair employment procedures and practices to ensure equal opportunities for all. We encourage individual expression in our workplace and are committed to creating an inclusive…

Position Requirements
10+ Years work experience
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