Principal Test Development Engineer in Glenrothes

At RTX, the world's largest aerospace and defence company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world.

Raytheon UK have a full time, permanent opportunity for a Principal Test Development Engineer to join our team on our Glenrothes and Livingston sites. Our Principal Test Development Engineer role is a fantastic opportunity to challenge you and continue to develop your knowledge. Due to the nature of our work and the variety of customer requirements, you will often need R&D to find a solid solution. As such, you will have great opportunities to engage with the customer, mentor/support more junior team members and stretch your technical knowledge. Additionally, we expect this team to have significant growth in the near future and there will be future opportunities to develop your career.

As Principal Test Development Engineer, you will be responsible for the design, manufacture, verification and validation, along with through life technical support of board level, sub-system and system level test equipment. You’ll work on technologies that support Control Actuation Systems, Guidance Electronics, and cutting‑edge GPS Anti‑Jamming systems across land, sea, air—and space.

Key responsibilities:

• Design of functional test equipment for circuit cards, sub-assembly's and systems.
• Design and overall quality of the test equipment, including review processes.
• Provide leadership and guidance for junior engineers, and support with resource planning.
• Documentation of design specifications and implementation details.
• Take part in design reviews.
• Upholding of design standards and methodologies.
• Realisation of complex system requirements to provide robust and reliable test hardware solutions.
• Work closely with external customers and suppliers.
• Responsibility for the complete implementation of detailed technical items and an understanding/appreciation of system level items.
• Collaboration with other team members (including both hardware and software engineers) to agree system designs, interfaces and protocols etc.
• Development of appropriate test hardware, test software and procedures, both informal and formal, to prove the correct operation of hardware.
• Provide support for the test hardware and manage obsolescence throughout its lifecycle.
• Accountable for engineering specific risks and opportunities.
• Contributor/Approver for standard/tailored test development process including Design Review gates and content.

Required Experience:

• Test software design experience.
• Excellent knowledge of analogue and digital electronic circuit design.
• Ability to write comprehensive technical design documentation.
• Proven experience in handover and management of designs in production.
• Excellent hardware troubleshooting skills.
• Able to support/debug system integration.
• Must be eligible for BPSS clearance and, ideally SC level.

Desirable Experience:

• Significant test development experience in industry.
• Use of Mentor Graphics schematic entry and PCB layout tools.
• Understanding of common test architectures PXI/d LXI.
• Measurement Uncertainty and its application in test equipment design and validation.
• Software Certification or detailed knowledge of: NI LabView, NI CVI, NI TestStand, C#.
• Design of mix signal circuits.
• High speed serial networks.
• An appreciation of RF electronics.
• Knowledge of power supply design.

Benefits and Work Culture:

• Competitive salary.
• Welcome / Joining Bonus £10k.
• Relocation support.
• 37hr working week, with an early finish Friday or compressed hours, start your weekend early!
• 25 days holiday, plus public holidays, opportunity to buy/sell/roll over up to 5 days, and up to 5 days volunteering annually.
• Contributory Pension Scheme (up to 10.5% company contribution).
• Company bonus scheme (discretionary).
• 6 times salary ‘Life Assurance’ with pension.
• Flexible Benefits scheme with extensive salary sacrifice schemes, including Health Cashplan, Dental, and Cycle to Work amongst others.
• Enhanced sick pay.
• Enhanced family friendly policies including enhanced maternity, paternity & shared parental leave.
• Private Medical Insurance (dependant on grade).

At Raytheon UK, we take immense pride in being a leader in defence and aerospace technology. As an employer, we are dedicated to fuelling innovation, nurturing talent, and fostering a culture of excellence. Joining our team means being part of an organisation that shapes the future of national security whilst investing in your growth and personal development. We provide a collaborative environment, abundant opportunities for professional development, and a profound sense of purpose in what we do.