Join to apply for the Systems Engineers / MBSE / Requirements / DOORS - Outside IR35 role at Infinity Systems Engineering

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Join to apply for the Systems Engineers / MBSE / Requirements / DOORS - Outside IR35 role at Infinity Systems Engineering

Systems Engineer Defence (Naval, Weapons & Air Sectors) all levels

Contract & Permanent Roles | Competitive Rates / Salaries | SC Clearance Required

Infinity Systems Engineering Ltd. is aBristol basedSystems and Safety Engineering Consultancy focused on the successful delivery of engineering projects in multiple sectors.

Were a growing company at the forefront of cutting-edge defence engineering. Were hiring experienced Systems Engineers to deliver complex, safety-critical solutions across naval defence, advanced weapon systems, and aerospace platforms. Roles are available on both a contract and permanent basis, offering hybrid and flexible working options.

What Youll Be Doing

• Develop and manage system-level requirements, architectures, and interface definitions for high-integrity platforms
• Lead or support V&V planning, traceability, and compliance activities throughout the lifecycle
• Work across multi-disciplinary teams to deliver integrated, mission-ready solutions
• Collaborate with MOD, OEMs, and defence primes on technology development and delivery
• Ensure delivery aligns with relevant standards (e.g. DEF STAN, DO-178C, ISO 15288)
  
  

• Proven experience in systems engineering within the defence sector (naval, air, weapons, or equivalent)
• Background in complex systems, including electronics, embedded software, or mechatronics
• Strong understanding of the systems lifecycle (ISO 15288, ARP4754A, INCOSE MBSE)
• Knowledge of DOORS, Enterprise Architect, or similar requirements tools. Any experience such as Matlab or Simulink would be of benefit.
• Must be eligible for SC clearance (UK national or resident for 5+ years)
  
  

• Contract: Outside IR35 | Competitive day rates | Mid to Long-term projects
• Permanent: Competitive salary + bonus + pension + development opportunities
  
  

• Be part of projects that directly contribute to national security
• Work with a high-calibre team of engineers across land, sea, air, and joint domains
• Remote working available however for some roles, (site/weekly visits as required) in South West and South of UK.
• Opportunities for career progression and specialist training
  
  

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Full-time

Job function

• Job function

  Information Technology

• Industries

  Data Infrastructure and Analytics

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