Our client, a leading organisation in the defence and security sector, is seeking an RF Design Engineer to support the research, design and testing of advanced radio-frequency technology for integration into complex weapons systems. Based in Stevenage, this permanent role offers the opportunity to work on cutting-edge defence products within a collaborative engineering environment.Key Responsibilities:Designing, developing and testing component-level RF circuits across a wide frequency range, from 30MHz to 30GHzWorking on RF technologies including low-noise amplifiers, high-power amplifiers, filters, local oscillators, synthesisers and modulatorsCarrying out design proving tests, trials and investigations in an on-site laboratoryPerforming hands-on modifications, rapid prototyping, soldering and fault finding on electronic boardsUsing RF test equipment, including spectrum analysers, power meters and vector network analysersDesigning RF solutions suitable for harsh environments, considering EMC, vibration and thermal performanceApplying RF design tools such as Microwave Office, including circuit layoutSupporting design for manufacture and test, while communicating technical issues, solutions and results through clear reports and presentationsJob Requirements:Practical experience in RF design and testing at component levelStrong knowledge of RF Design, EMC Design, EMC requirements and thermal considerationsUnderstanding of analogue, digital and power supply designExperience ..... full job details .....