Senior RF Microwave Design EngineerLocation: Herefordshire (on-site)An exciting opportunity has arisen for a Senior RF Microwave Design Engineer to join a specialist UK electronics manufacturer experiencing rapid growth within the aerospace and defence sector. The company designs and manufactures advanced RF Power Amplifiers and microwave subsystems that support critical Electronic Warfare applications worldwide.This role is ideal for an experienced RF design engineer with a strong background in high-power microwave amplifier design who thrives in a technically challenging, fast-paced defence environment where quality and precision are paramount.Main Responsibilities of the Senior RF Microwave Design Engineer (based in Herefordshire):Design and develop RF microwave amplifiers and subsystems from concept through to production.Work on high-power amplifier designs producing several hundred watts across the 20MHz to 6GHz frequency range.Carry out schematic capture, component creation, and simulation using industry-standard RF and PCB design tools.Design and integrate RF circuits including filters, switches, receivers, and DC control and power supply circuitry.Perform RF measurements and validation including gain, power, harmonics, intermodulation, and VSWR monitoring.Use RF and microwave test equipment to support development, verification, and fault finding.Collaborate closely with multi-disciplinary engineering teams to deliver bespoke RF solutions.Maintain the company ethos of 'Zero defects,' ensuring all products meet stringent defence and quality requirements.Requirements of the Senior RF Microwave Design Engineer (based in Herefordshire):Proven RF microwave design experience across 20MHz to 6GHz.Strong experience in high-power RF amplifier design, including discrete device matching and power limiting.Expertise in GaN and PIN diode switching, VSWR monitoring, filtering, and PGA/microcontroller implementation.Experience with FET DC control, sequencing, power management, and DC converters.Proficiency with RF and electronic design tools such as Altium Designer and Microwave Office.Programming experience in C and C++ with a good understanding of embedded control.Hands-on experience using spectrum analysers, signal generators, vector network analysers, and power meters.Strong understanding of RF measurement techniques and test methodologies.Must hold a British passport.Ability to work on-site and collaborate effectively within a design-focused engineering team.Working Pattern & Benefits:Full-time, permanent role (Monday to Friday, 8:30am - 5:00pm).Site-based position in Herefordshire.Competitive salary dependent on experience.Opportunity to work on cutting-edge RF and Electronic Warfare technologies.Join a growing, highly skilled engineering team with long-term career development opportunities.To apply for this Senior RF Microwave Design Engineer role based in Herefordshire, please send your CV to: or call 01582 878 830JBRP1_UKTJ