Senior Systems Engineer in HFD

• Collaborative working environment – we stand shoulder to shoulder with our clients and our peers through good times and challenges  
• We empower all passionate technology loving professionals by allowing them to expand their skills and take part in inspiring projects   
• Expleo Academy - enables you to acquire and develop the right skills by delivering a suite of accredited training courses  
• Competitive company benefits
• Always working as one team, our people are not afraid to think big and challenge the status quo
• As a Disability Confident Committed Employer we have committed to:
  • Ensure our recruitment process is inclusive and accessible
  • Communicating and promoting vacancies
  • Offering an interview to disabled people who meet the minimum criteria for the job
  • Anticipating and providing reasonable adjustments as required
  • Supporting any existing employee who acquires a disability or long term health condition, enabling them to stay in work at least one activity that will make a difference for disabled people

“We are an equal opportunities employer and welcome applications from all suitably qualified persons regardless of their race, sex, disability, religion/belief, sexual orientation or age”. 

We treat everyone fairly and equitably across the organisation, including providing any additional support and adjustments needed for everyone to thrive

Expleo is seeking an experienced Senior Systems Engineer to support advanced concept development activities within an Air Systems programme. Working as part of a multidisciplinary Future Systems team, the successful candidate will contribute to the development, assessment and maturation of next-generation effects optimisation concepts, supporting the evolution of future weapon and engagement capabilities.

The role requires a systems thinker capable of analysing complex operational problems, developing concept solutions, assessing capability interactions and producing structured engineering artefacts that support programme milestones and decision-making. The position also involves close collaboration with weapon programme teams, systems engineers, technical leads and programme stakeholders within an Agile delivery environment.

• Develop and mature FCAS effects optimisation concepts to support future capability development activities.
• Generate and document concept assumptions, constraints, dependencies and operational considerations.
• Engage with weapon programme teams to understand current and future capability applications across a range of engagement scenarios.
• Identify concept synergies, interactions and relationships between weapon systems and operational effects.
• Produce functional architecture and behavioural diagrams to support concept assessment activities.
• Generate and maintain combined concept functional diagrams and associated engineering artefacts.
• Assess concepts and identify strengths, limitations, opportunities and dependencies.
• Support weapon capability assessments against emerging FCAS concepts.
• Produce concept artefacts and technical evidence to support programme Statements of Work, reviews and key milestones.
• Provide technical expertise at programme reviews and stakeholder working groups.
• Contribute to Agile project delivery activities including sprint planning, reviews and retrospectives.
• Support project management activities through effective use of Agile toolsets and configuration-controlled environments.
• Produce regular technical status updates and monthly progress reports for programme leadership.

• Concept generation and concept maturation activities.
• Developing functional diagrams and engineering models.
• Analysing system behaviour, dependencies and operational interactions.
• Supporting technical reviews and milestone activities.
• Working with stakeholders to capture and refine technical requirements and assumptions.
• Operating within Agile delivery frameworks and collaborative engineering teams.

• Ability to work within a Defence environment and support sensitive programmes.
• Strong written and verbal communication skills.
• Ability to engage effectively with technical leaders, programme teams and key stakeholders.
• Eligibility to obtain and maintain appropriate UK Security Clearance where required.