Principal Systems Engineer

Systems Engineering & Assessment · Frome, England ·

Last confirmed by our partners on 21 Oct 2026.

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Overview

As Principal Systems Engineer, you provide technical leadership across the design, development and support of SEAs naval and undersea protection systems. You will lead defined work packages, mentor project teams and manage requirements through the full lifecycle. You will contribute technical input to bids and oversee integration, qualification, and production readiness. The role offers hybrid working across Beckington, Bristol or Barnstaple, with some site visits, and opportunities to shape advanced, mission-critical systems.

Pay / Benefits

  • Hybrid/flexible working arrangements
  • 25 days’ annual leave
  • Group Pension Plan of up to 8% employer contribution
  • Private medical health insurance
  • Life assurance policy
  • Wellbeing Centre

Responsibilities

  • Technical leadership of defined work packages
  • Leading and mentoring project team members
  • Managing Requirements throughout the Engineering Lifecycle
  • Proving Technical inputs to bidding activities
  • Integration and production qualification activities
  • Taking Prototypes and developing them into Products
  • Work Package Generation

Key requirements

  • Degree in relevant engineering discipline
  • Extensive Systems Engineering knowledge and experience across the lifecycle
  • DOORS experience and Model Based Systems Engineering (MBSE) experience
  • Defence or Aerospace experience would be highly desirable
  • leadership
  • mentoring
  • team collaboration
  • Systems Engineering lifecycle knowledge
  • DOORS
  • Model Based Systems Engineering (MBSE)
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