Principal Hardware Engineer

Position

Principal Hardware Engineer (Power Electronics)

Location

Glenrothes / Livingston, United Kingdom

Job Type

Hybrid

Job Summary

We are looking for a Principal Hardware Engineer with deep expertise in Power Electronics who will lead technical design from concept through production, mentor teams, and interface with customers and stakeholders.

Core Responsibilities

• Act as the technical focal point for complex electronic systems across early concept, detailed design, verification, and production integration.
• Lead the design and development of power electronic systems, including systems engineering approach and integration planning.
• Provide safety and quality leadership, embracing internal and external processes, and ensuring compliance with relevant standards.
• Analyze technical problems using SPICE‑based and Simulink simulation tools and make sound engineering decisions.
• Produce high‑quality schematics, simulations, PCB designs, and support component selection, verification, and lifecycle support.
• Conduct design reviews, commissioning, debugging, fault diagnosis, and lifecycle support activities.
• Design to cost and schedule, working within approved budgets and ensuring designs meet industry, customer, and regulatory standards.
• Maintain configuration control, manage design change, and produce clear technical documentation and reports.
• Serve as a technical authority in customer discussions within area of expertise and maintain a strong hands‑on laboratory presence.

Candidate Requirements

• Applying a systems engineering approach across the full product lifecycle.
• Significant experience in power electronics design, including a range of topologies.
• Proven ability to take designs from prototype through to production.
• Experience designing custom or semi‑custom magnetic components.
• Strong understanding of embedded digital electronics, including microprocessors.
• Practical experience with schematic capture, PCB design, and verification.
• Ability to analyze problems using SPICE‑based and Simulink simulation tools and communicate outcomes clearly.
• Confidence working independently while mentoring and supporting others.
• Comfortable operating in a changing environment with competing priorities.
• Eligible for, or able to obtain, SC security clearance.

Desirable Experience

• Experience with ADC/DAC, memory devices (SRAM, Flash), and mixed‑signal design.
• Compliance of products to defence engineering standards (DEF‑STAN, MIL‑STD etc.).
• Design for, and compliance to, European Directives (Low Voltage Directive, Electromagnetic Compatibility Directive etc.).
• Product design for Manufacture, Assembly and Test.
• Product design for environmental requirements (shock, vibration, EMC, etc.).
• Familiarity with Mentor Xpedition.
• Experience developing DO‑254 compliant electronic systems.
• Experience with FPGAs, SoCs, and high‑speed digital interfaces.

Benefits

• Competitive salaries.
• 25 days holiday plus statutory public holidays; opportunity to buy and sell up to 5 days (37hr).
• Contributory Pension Scheme (up to 10.5% company contribution).
• Company bonus scheme (discretionary).
• Six times salary ‘Life Assurance’ with pension.
• Flexible Benefits scheme with extensive salary sacrifice options, including Health Cashplan, Dental, and Cycle to Work.
• Enhanced sick pay.
• Enhanced family‑friendly policies including enhanced maternity, paternity, and shared parental leave.
• 37‑hour working week; flexible arrangements including remote, hybrid, and site‑based options.
• Up to 5 paid days volunteering each year.

Work Culture

• 37‑hour working week, although hours may vary depending on role, job requirement or site‑specific arrangements.
• Remote, hybrid and site‑based working opportunities, dependent on your needs and the requirements of the role.
• Flexible working culture focusing on output rather than time spent at desk.
• Formal flexible working arrangements can be requested and assessed subject to the role.

RTX adheres to the principles of equal employment. All qualified applications will be given careful consideration without regard to ethnicity, color, religion, gender, sexual orientation or identity, national origin, age, disability, protected veteran status or any other characteristic protected by law.

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