Join a dynamic RF and Hardware team working across the full lifecycle of advanced datalinks and RF systems for defence and aerospace. This permanent role involves both new product development and sustaining existing products. Key Responsibilities: Lead RF design: system architecture, simulation, schematic capture, and PCB layout (Altium) Scope new technologies and manage external design resources Support manufacturing, test and troubleshoot hardware issues Conduct design reviews, verify specs, and mentor junior engineers Collaborate across engineering disciplines and contribute to design documentation Key Skills: Five years in RF design Experience with wideband RF amplifiers (e.g. GaN, LDMOS), filters, LNAs, up/down converters Proficiency in PCB design tools and RF simulation software Solid understanding of EMC, analog and digital electronics, and RF test equipment Strong team player with a proactive attitude Experience with Altium, AWR Microwave Office, or Ansys HFSS Familiarity with military or airborne applications and standards Knowledge of SMPS, embedded systems, and DFM or DFT Perks and Benefits: Annual bonus (3:6) 25 days holiday ( buy up to 5 more) 5 pension match, life cover Flexible hybrid work (3 office and 2 WFH) 40:hour week Eligibility: Must be a British Citizen or able to obtain SC clearance: