Senior Antenna / RF Engineer Location: Lincoln, Lincolnshire, UK An excellent opportunity for an experienced Senior Antenna / RF Engineer to join a newly established R&D capability within a leading global RF technology group. This role focuses on the design, simulation, and development of advanced antenna and RF subsystems across HF to SHF frequencies for applications including defence, aerospace, naval, space, and high-reliability electronic systems. This position is ideal for a highly motivated, innovative, and hands-on engineer with extensive RF and antenna experience, who thrives on solving complex technical challenges, mentoring junior engineers, and shaping the development of a growing UK R&D team. Main Responsibilities of the Senior Antenna / RF Engineer based in Lincoln, UK: Lead the design, simulation, and development of antenna and RF systems from concept through to final delivery, including prototyping, testing, and production handover. Act as technical lead on projects, managing design activities, making architectural decisions, and mentoring junior engineers. Develop mixed-signal and system-level designs, including digital control and power subsystems, custom test hardware, and RF circuits (filters, amplifiers, switches). Conduct PCB layout, population, and construction of prototypes. Perform RF, antenna, and EMC testing, and oversee product qualification includin...