Our client, a leading organisation in the defence and security sector, is seeking a Senior Antenna Engineer to join its UK Radar and Naval Solutions team in Enfield. This permanent role will involve antenna design, modelling, development, testing and technical support across advanced radar and radio frequency systems. Key Responsibilities: Leading antenna research, development and engineering work packages Designing, modelling and testing printed, waveguide, slotted array and other antenna technologies at microwave frequencies Maintaining antenna designs, technical data, test methodologies and documentation, including product improvements and obsolescence management Deriving technical requirements, specifications and verification and validation activities Providing technical support to systems, hardware engineering, supply chain, quality, suppliers and customers Supporting antenna and RF design, production test facilities and associated test methodologies Investigating manufacturability issues through trend analysis, root cause analysis and technical problem-solving Preparing estimates and plans while ensuring engineering procedures, design quality and documentation standards are maintained Job Requirements: Significant experience in antenna design and development at microwave frequencies, including practical design and tolerance analysis Strong understanding of antenna theory, antenna system design and RF component selection, including rotary joints, filters, splitters and combiners Experience using antenna or electromagnetic modelling software; familiarity with Altair RF software would be advantageous Knowledge of RF components and systems, including high-power RF amplifiers, low-noise amplifiers, limiters, circulators, mixers and phase-locked loops Practical experience with RF test equipment such as spectrum analysers and vector network analysers Understanding of design for test, design for manufacture and production environments, including near-field scanning, compact ranges and anechoic chambers Working knowledge of radar systems, RF engineering, EMC and related defence applications Strong communication skills, a proactive approach and the ability to work effectively within a multidisciplinary team Desirable Experience: Experience with requirements management or systems engineering Knowledge of radar systems modelling and related algorithm development Proficiency in MATLAB or Python, with an interest in applying AI to engineering challenges Understanding of regulatory requirements such as FCC, ITU or ETSI standards Additional Information: The role supports the development and manufacture of maritime navigation and surveillance radar systems within a technically advanced defence environment. The successful applicant will be expected to follow relevant engineering, quality, health and safety procedures and to take reasonable care of their own safety and that of others. If you are an experienced Senior Antenna Engineer with expertise in radar and radio frequency systems, apply now to develop your career within an innovative defence and security engineering team in Enfield