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Principal Engineer

Job in Salisbury, Wiltshire, SP1, England, UK
Listing for: QinetiQ
Full Time position Listed on 2026-11-02
Job specializations:
  • Engineering
    Aerospace / Aviation / Avionics, Electrical Engineering, Mechanical Engineer, Systems Engineer
Salary/Wage Range or Industry Benchmark: 62775 - 69750 GBP Yearly GBP 62775.00 69750.00 YEAR

Job Description & How to Apply Below

Package £62,775 – £69,750 (salary dependent on experience) + Benefits

Role : SF20239

Are you ready to be part of the future? At QinetiQ, we’re not just imagining tomorrow we are creating it. From cutting-edge defence technology to ground-breaking innovations our mission is to empower and protect lives. Join us as a Principal Engineer at one of our QinetiQ sites (Bristol, Farnborough or Boscombe Down) where you will have the opportunity to work with cutting-edge technology in partnership with some of the most brilliant minds.

The Role As a Principal Engineer you’ll provide Flight Physics Rotary Wing technical input into multi-disciplinary projects in line with customer requirements.

The QinetiQ Flight Physics team are on standby to record and analyse flying qualities (stability and control), aircraft performance, air data systems outputs (pitot static system), simulator verification assessments, ship air integration and aerodynamic modelling. These tasks are for MOD Customers who operate Rotary Wing Military Types (Lynx Wildcat, Apache, Merlin, Chinook) as well as Civil Types (New Medium Helicopter, AW139, Bell 412).

Day-to-day the Flight Physics Principal Engineer will typically focus on evaluation and sometimes testing (e.g. on an airfield or on the back of a Ship) of one or more of the following: aircraft performance and flying qualities, aircraft handling, Flight Control Systems, Engine Control and Air Data Systems whilst providing essential Advice Reports to the customer often expanding the operating envelope of a Rotary Wing Type.

Your responsibilities will include:

  • Analysis of Flight Physics data within the Rotary Wing Domain
  • Making sound engineering and technical judgements based on the analysis of Flight Physics data
  • Applying Flight Physics principles and concepts to a range of work in the domain
  • Evaluation and testing of aircraft performance, handling and flights
  • Evaluation and testing of Flight Control Systems, Engine Control and Air Data Systems
  • Mentoring junior team members within the department

Essential experience of the Principal Engineer:

  • Understanding of Rotary Wing Flight Physics principles and concepts
  • Demonstrable track record in delivery performance
  • Knowledge of military aerospace Rotary Wing platforms
  • Knowledge of MAA and Civil regulations
  • Ideally five to ten years post-graduation Flight Physics experience, preferably in advice, research and consultancy
  • Experience of working with the UK military, aerospace and other defence customers

Essential qualifications for the Principal Engineer:

  • A first degree in Science or Engineering, or an equivalent, nationally recognised, professional qualification, with typically further on the job experience and growth of key skills, working in the domain
  • Chartered Engineer or Incorporated Engineer

We value difference and we don’t have a fixed idea when it comes to background or education, provided you can show the required level of experience and willingness to learn then we would like to hear from you.

This role is 37 hours per week based at one of our QinetiQ sites with a minimum average site attendance of three days per week. We can accommodate the Principal Engineer being based at our Bristol, Farnborough or Boscombe Down sites.

QinetiQ operates state-of-the-art facilities across the UK that focus on defence, security and technology innovation. These facilities enable QinetiQ to conduct a wide range of research, testing and development activities that support both military and civilian applications helping to advance technology and support national security.

Please note that all applicants for this role must be eligible for SC clearance, as a minimum.

UKSV National Security Vetting Solution: guidance for applicants -  ()

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