Principal Mechanical Engineer

Company: MBDA UK
Apply for the Principal Mechanical Engineer
Location: Bolton
Job Description:

Principal Mechanical Engineer

Salary: Circa £50,000 depending on experience.

Dynamic (hybrid) working: 5 days per week on-site due to workload classification.

Security Clearance: British Citizen or Dual UK national with British citizenship. Restrictions and/or limitations relating to nationality and/or rights to work may apply. Full candidates will need to undergo HMG Basic Personnel Security Standard checks (BPSS), managed by the MBDA Personnel Security Team.

What we can offer you

  • Company bonus: Up to £2,500 (based on company performance and will vary year to year)
  • Pension: maximum total contribution of up to 14%
  • Overtime: opportunity for paid overtime
  • Flexi Leave: up to 15 additional days
  • Flexible working: flexible working arrangements welcomed
  • Enhanced parental leave: up to 26 weeks for maternity, adoption and shared parental leave; enhancements available for paternity leave, neonatal leave and fertility testing and treatments
  • Facilities: site facilities including subsidised meals, free car parking
  • Healthcare Cash Plan: cash back on everyday healthcare expenses such as optical, dental, health and wellbeing and more

Key Responsibilities

  • Develop new test solutions and support existing ones, providing full test capabilities to operations.
  • Focus on existing and new product requirements, developing and maintaining test capabilities.
  • Lead continuous improvement methodologies and provide key technical support to operations and engineering functions.

Key Attributes and Technical Skills

  • Mechanical test experience (e.g., pressure decay, helium leak test, friction test).
  • Experience in Environmental & Vibration test – ideally Environmental Stress Screening (ESS), vibration analysis and profile development (use of DataPhysics or similar control software).
  • Thermal profile development.
  • Knowledge of PSSR 2000, including written scheme of examination.
  • Diagnosing and repairing faults on ESS and mechanical test equipment.
  • Writing test & calibration instructions for operational staff.
  • Working knowledge of thermal, vibration and mechanical test principles and test equipment.
  • Preparation of test equipment, defining specifications and contributing to the design, procurement and commissioning of bespoke mechanical & pneumatic test facilities.

What We’re Looking For From You

  • Minimum HNC qualification in a relevant field; HND or higher preferred.
  • Proven experience setting up test systems – Mechanical & Environmental test.
  • Experience using investigation techniques & conducting root cause analysis.
  • Technical report writing experience essential; SAP experience desirable.

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Posted: June 1st, 2026