Senior Systems Engineer

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Senior Systems Engineer | Nationwide | Flexible Working
Nationwide | Flexible Working
Starting Salary £:
Job Description

Nuclear Waste Services has a vacancy for a Senior Systems Engineer to join its busy team, flexible working across the NWS estate.

As part of this role, you will lead, facilitate and enable NWS projects in the successful realisation of waste management and disposal solutions through the application of systems engineering. The role is pioneering in its vision:  tailoring and applying best practise in systems engineering from other sectors, so that we can cope with complexity and solve some of the toughest technical and environmental challenges for generations to come.

Working within the Design Authority & Technical Control function, the role has a particular focus on the development and application of Model Based Systems Engineering (MBSE) and technical configuration management for the UK’s Geological Disposal Facility and other projects.

Roles and Responsibilities
  • Developing and controlling Technical Configuration Baselines for NWS projects
  • Developing the application of Model Based Systems Engineering (MBSE) to relevant projects and its adoption within relevant business functions
  • Facilitate the development of stakeholder requirements (also referred to as Sponsor’s Requirements), identifying associated assumptions and risks and co-ordinating assessments required for proposed changes
  • Developing System Requirements for Disposal Systems, in accordance with relevant procedures, and maintaining traceability to Sponsor’s Requirements
  • Developing Verification & Validation plans and associated Information Requirements for characterisation and research activities
  • Developing, co-ordinating and controlling Concept of Operations and Lifecycle Concepts in close liaison with relevant stakeholders and subject matter experts
  • Developing and controlling architectures and interfaces that support integration and assessment of disposal system requirements and constraints
  • Developing and controlling the use of system models, using appropriate methods, to support system definition, analysis and cross-functional communication
  • Support the development of Systems Engineering capability across NWS, including the development of procedures, tools and staff skills

Additional Responsibilities

  • Lead and manage team of requirements management specialists (including staff and task-based resources)
  • Performance Management, including measurement and improvement of self and team, goal and priority setting
  • Co-ordinate development plans for individuals and team
  • Absence and Welfare Management
  • Budget and Procurement Management
  • Risk Management
  • May receive Design Authority delegations for control of system requirements and disposal system configuration
Experience Required


  • Several years’ experience of systems engineering and requirements management in complex projects and programmes (ideally nuclear or infrastructure sectors)
  • Experience of developing MBSE models and of applying MBSE to engineering projects
  • Experience of developing and managing technical configuration baselines in engineering projects
  • Communication, influencing and change management skills necessary to develop and roll-out new techniques and approaches
  • Experience of working with stakeholders and subject matter experts to develop lifecycle concepts, elicit requirements and develop system architectures
  • Experience of managing a team of technical staff, including in the development of engineered systems


  • Understanding of the iterative process of disposal system development
  • Knowledge of the disposal system safety case and the scientific basis for disposal of radioactive waste
  • Experience of a range of overseas radioactive waste management programmes and knowledge of UK radioactive wastes
  • Experience of regulatory requirements regarding higher activity waste management, including intelligent customer and competency management
  • Leadership and influencing skills required, together with strong interpersonal and communication skills, resilience, and proven ability to behave professionally in challenging circumstances
Equality Diversity Inclusion

We value the unique differences that each of our colleagues bring to work every day and are committed to creating an environment where everyone feels respected, included and able to perform at their best. We are committed to creating a workplace that is diverse and inclusive. We value the diversity of our people and actively seek to have a workforce that represents the rich diversity of the communities we support. Currently we are underrepresented in some areas, and would particularly welcome applicants from Women, Black, Asian and Ethnic Minorities, LGBTQ+ and candidates who have a disability.

In promoting equal opportunities, we welcomes applications from all sections of the community. We select people according to their abilities and our needs. As users of the disability confident scheme, we guarantee to interview all disabled applicants who meet all of the essential criteria for the vacancy. In cases where we have a high volume of disabled candidates who meet all of the essential criteria, we will interview the best candidates from within that group. 

Additional Benefits
Bonus and flexible working
Closing Date
Employment Type:
Client Ref:
Thomson Avenue
OX11 0GD