Flexible working: We offer a range of flexible working patterns, including offering full-time, part-time, While homeworking isn t GCHQ is an intelligence, cyber, and security agency with a mission to keep the UK We use cutting-edge technology, ingenuity and partnerships to identify, analyse Working with our intelligence partners MI5 and MI6, we protect At GCHQ you ll do varied and As a Senior Radio Frequency (RF) Antenna Design Engineer, you ll work closely with our Principal RF Engineer on RF antenna design, while also contributing to wider electronic hardware design, research, and testing. software, hardware, and Field-Programmable Gate Array (FPGA) engineers, you ll work on projects ranging from embedded antenna design to propagation modelling. Responsibilities span component-level RF design involvement across the full lifecycle from design to delivery, identifying and helping to mitigate technical risks, and producing high-quality design and test documentation. hardware Printed Circuit Board (PCB) and system-level testing and verification, maintaining BASH/C wrapper helper scripts, and integrating with and testing a experience in component-level Antenna design. working on matching networks, filter design, PA or LNA analysis and specification or other component-level electronic design. experience working with Vector Network Analysers and Smith Charts experience in successfully delivering projects from design to delivery Experience with scripting and basic coding (BASH, Python or C on Microcontrollers), along with familiarity with Microsoft Office and ANSYS, is desirable but not essential. We will provide comprehensive training to ensure you have the tools and knowledge Training and development department induction, designed to help you understand how things work and who We ll support your professional development, including opportunities to gain Your training and ongoing support will be tailored to you, as you ll be working within a training is delivered in-house, we also offer regular opportunities to top up your knowledge through external training providers. encouraged to identify additional courses or learning opportunities that help deepen We offer a competitive salary between £47,866 to £56,082, dependent on your skills All successful candidates receive a one-off recruitment bonus of £3,500. 25 days annual leave, automatically rising to 30 days after 5 years' service, and an additional 10.5 days public and privilege holidays opportunities to be recognised through our employee performance scheme an interest-free season ticket loan an excellent pension scheme a cycle to work scheme facilities such as a gym, restaurant, and on-site coffee bars (at some paid parental and adoption leave At GCHQ diversity and inclusion are critical to our mission. diversity in every sense of the word: those with different backgrounds, ages, disabilities or neurodivergent conditions. in our workforce such as women, those from an ethnic minority background, people with disabilities and those from low socio-economic backgrounds. Find out more about our culture, working environment and diversity on our website: We re Disability Confident GCHQ is proud to have achieved Leader status within the Department for Work and Pensions Disability Confident scheme. think differently about disability and take action to improve how they recruit, retain, and develop disabled people. As a Disability Confident Leader, we aim to ensure that the minimum criteria (in order of application process) are: evidence of successfully delivering a technical project or piece of work extensive component-level RF or Antenna Design experience experience with Vector Network Analysers and Smith Charts see our website for information on reasonable Online Technical and Competency based interview, including a presentation Penna link to appropriate website Eligibility This role requires the highest security clearance, known as Developed Vetting (It s something everyone in the UK Intelligence Community undertakes. PENNA link to org website vetting page). Please note we have a strict drugs policy, so once you start your application, you This is good practice and will help you Please consider any financial implications and practicalities before based overseas, you should wait until you visit the UK to launch an application.