Testing SME- Defence

Company: Copello
Apply for the Testing SME- Defence
Location: Stevenage
Job Description:

Test & Testability Expert – SME

Location: Stevenage/Bristol; Hybrid work; Permanent; Salary: £70,000.

Are you an experienced Test Engineering professional working within Defence with a passion for solving complex technical challenges? Want to work on the most exciting projects of national importance, with a company that pays competitively and offers bonuses up to 27% of salary and a hybrid working pattern? An exciting opportunity has become available within our Test Architect team for a Missile Test & Testability Expert – a highly influential technical role at the heart of advanced missile system development.

What You’ll Be Doing

As a Subject Matter Expert within Test & Testability Architecture (TTA), you’ll play a key role across a range of missile programmes, helping to define and optimise testing strategies, architectures and methodologies. You’ll work closely with project teams and senior engineering stakeholders to:

  • Lead the definition of project test strategies
  • Define Built-In Test (BIT) architectures and coverage requirements
  • Improve technical specifications and testing methodologies across projects
  • Analyse production test data to identify trends and diagnose failures
  • Lead modelling and analysis activities to understand test coverage and generate diagnostic instructions
  • Support critical development and manufacturing reviews, including Red-Team activities
  • Contribute to new product bid activities
  • Drive best practice and continuous improvement across the department
  • Mentor and support engineers within the Test & Testability team
  • Contribute to future roadmap and capability development activities

This role offers significant technical influence and the opportunity to help shape the future direction of missile test and testability within a world-leading defence environment.

What We’re Looking For

We’re seeking an experienced engineering professional with strong technical leadership capability and a collaborative mindset.

Essential Experience

  • Degree qualified (or equivalent experience)
  • Significant experience of electronic test across the full project lifecycle
  • Electronic circuit design, testing and failure analysis techniques
  • Test equipment design and specification
  • Requirements capture and technical documentation
  • Design for Test (DfT) and testability expertise
  • Project planning and management experience
  • Proven ability to influence senior stakeholders and technical direction

What’s on Offer

  • Bonus of up to 27% of base salary
  • £300 per month car allowance
  • Pension contributions up to 14%
  • Private Medical Insurance
  • Flexible and hybrid working arrangements
  • Enhanced parental leave packages
  • Subsidised meals and free on-site parking
  • Excellent career development opportunities within a global engineering environment

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Posted: May 23rd, 2026