Who we are: Filtronic is a leading designer and manufacturer of high-performance radio frequency (RF), microwave, and millimetre-wave (mmWave) subsystems, specialising in mission-critical communication networks. Since 1977, we have built a strong reputation as trusted partners to global technology leaders across the telecommunications infrastructure, aerospace and defence, space, and critical communications sectors. Our legacy of innovation and engineering excellence has positioned us at the forefront of advanced connectivity solutions worldwide, and we continue to grow as we deliver cutting-edge technology for some of the most exciting programmes in the industry. Joining Filtronic means becoming part of a team that combines decades of RF expertise with a collaborative, forward-thinking approach to solving complex communication challenges. We are an AIM listed plc, on a rapid growth trajectory, recently named Business of the Year at the North East Business Awards and winner of Best Technology Award at the AIM Awards 2025. With record revenues (£56.3M FY 2025), landmark space and defence contracts, and a clear roadmap for innovation, this is the moment for exceptionally talented people to join us on our exciting journey. The RF Engineer plays a key role in the design, development, and delivery of high-performance RF and mmWave products and solutions. This role involves advanced technical expertise in RF/microwave engineering, hands-...