Senior RF Engineer

Senior RF Engineer
Cambridge (Hybrid, 3 days onsite)
Full-time | Permanent
Overview
We are working with a leading engineering organisation specialising in high-performance RF, microwave, and mmWave technologies used in mission-critical applications across telecommunications, aerospace, and advanced communications systems.
They are looking for a Senior RF / mmWave Engineer to support the design, development, and delivery of advanced RF subsystems. This is a hands-on role requiring strong experience across design, simulation, and testing.
Responsibilities

• Design and develop RF and mmWave circuits, components, and subsystems
• Carry out RF system analysis, optimisation, and troubleshooting
• Perform RF measurements, testing, and validation of hardware
• Produce technical documentation including reports and test plans
• Ensure designs meet specifications, standards, and customer requirements
• Support product development from concept through to manufacturing
• Work closely with cross-functional engineering teams
• Contribute to technical discussions, proposals, and customer engagements

• Minimum 5 years’ hands-on RF engineering experience
• Strong background in RF/microwave/mmWave design and development
• Experience with simulation tools such as AWR and/or CST
• Practical experience with RF testing and lab-based measurements
• Strong understanding of RF systems (not purely antenna-focused)
• Experience working across the full product lifecycle

• Experience working at mmWave frequencies is highly desirable
• Familiarity with Altium is a plus
• Must have the right to work in the UK
• Must be eligible for UK Security Clearance