Antenna Design EngineerOverview We are seeking an experienced Antenna Design Engineer to join a leading Defence and Aerospace organisation based in Buckinghamshire. This role offers the opportunity to work on cutting-edge RF, microwave, radar, avionics, and communications systems that support critical defence and national security programmes. The successful candidate will be responsible for the design, simulation, development, testing, and optimisation of advanced antenna systems across a range of military and aerospace applications. You will work closely with multidisciplinary engineering teams including RF, Electronics, Systems, Mechanical, and EMC specialists to deliver high-performance solutions meeting demanding operational requirements. Key Responsibilities Design and develop antenna systems for Defence, Aerospace and Communications applications. Perform antenna modelling, simulation and optimisation using industry-standard EM tools. Design antennas covering HF, VHF, UHF, L, S, C, X and Ku band applications. Conduct electromagnetic analysis and performance assessments. Develop phased arrays, multifunction antennas, airborne antennas and conformal antenna solutions. Generate technical reports, design documentation and engineering artefacts. Support antenna prototyping, integration and qualification testing. Undertake RF measurements and validation in laboratory and anechoic chamber environments. Analyse antenna performance characteristics including: Gain Radiation ..... full job details .....