Principal Safety Case Engineer

Mott Mac Donald is a global engineering, management, and development consultancy employing over 20,000 people in more than 50 countries. We deliver innovative work across a wide range of industries, creating impact for the communities we serve. Our people are the foundation of our success, and we offer abundant opportunities for collaboration, learning and career growth.

About the Business Unit

The Energy unit provides integrated engineering and project‑management services worldwide, covering hydropower, nuclear, waste, renewable generation and transmission‑distribution networks. From concept and design to construction, operation, decommissioning and lifecycle extension, we help clients drive the global energy transition.

Overview of the Role

The Energy Unit, specifically the Nuclear, Defence and Civil division, is recruiting a Principal Safety Case Engineer. The position covers nuclear power generation, the naval nuclear programme and decommissioning. It offers a chance to join a growing team, advance your career and make a lasting impact on the energy landscape.

Competencies & Experience

• 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 (applicants from other high‑hazard sectors considered)
• Chartered Engineer or working towards chartership
• Demonstrated successful delivery of nuclear safety deliverables on complex projects
• Willingness to develop and mentor junior staff

If you meet 80 % or more of the requirements, we encourage you to apply.

Equality, Diversity and Inclusion

We put equality, diversity and inclusion at the heart of our business. We seek to promote fair employment procedures and practices, encouraging applications from people of all backgrounds.

Accessibility

If you are disabled or need support to apply or attend an interview, please contact reaso and we will discuss how we can help.

Agile Working

We offer flexible working arrangements and support to balance your responsibilities.

Benefits Health and Wellbeing

• Private medical insurance for all UK colleagues
• Health cash plan for everyday health costs and treatments
• Access to Peppy, free menopause support for all UK colleagues
• Wellbeing support through our comprehensive programme, available to you and your family
• Flexibility to tailor salary into a range of health benefits, many extendable to family

Financial Wellbeing

• Employee pension contributions matched between 4.5 % and 7 %
• Life assurance up to 4 × basic salary, extendable to 6 × salary
• Income protection scheme with financial benefit and support for long‑term illness or injury
• Flexible benefits including critical illness insurance, payroll saving and will writing
• Annual bonus schemes reflecting business success shared with colleagues

Lifestyle

• Minimum 33‑35 days holiday per year, including public holidays; increase to 35 days after 5 years’ service
• Employee saving schemes and retailer discounts

Enhanced Family and Carers Leave

• Paid maternity and adoption leave (26 weeks); paid paternity/partner leave (2 weeks)
• Matching parental leave up to 24 weeks at full pay
• Up to five additional days leave for significant caring responsibilities, two of which are paid

Learning and Development

• Annual professional institution subscription
• Opportunities to enhance technical and soft skills through mentoring, formal training and self‑development options

Networks, Communities and Social Outcomes

• External employee networks supporting LGBTQ+, gender, race, ethnicity, disability and parent/carer communities
• Opportunities to contribute to social outcomes within local communities

Apply now for this role. If you need more information about our application process, please visit our careers page.

Location(s)

• Glasgow, GB
• Altrincham, GB
• Reading, GB
• Derby, GB
• Bristol, GB
• Southampton, GB
• London, GB

Job Details

• Contract Type:
  Permanent
• Work Pattern:
  Full Time
• Market:
  Energy
• Discipline:
  Energy
• Job
• Recruiter Contact:
  Erinda Hazizi

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