Enterprise Control Systems (ECS), a division of SPX Technologies, specialises in high-performance RF technology supporting global defence, law enforcement, and national security markets. Based in Wappenham, Northamptonshire, ECS is known for advanced RF data links, counter‑drone solutions, and secure communications systems used in demanding, mission‑critical environments.

We are looking for an RF Design Engineer to join a small, skilled team of five covering embedded, product, mechanical, and RF disciplines. You’ll be involved in both New Product Introduction (NPI) and Sustaining Engineering across ECS’s specialist products. This role suits someone with some RF design experience who is eager to grow, develop, and take ownership of their work. A military background isn’t required, but commercial RF or related experience is a bonus. The position focuses on general RF circuit design with the chance to explore advanced technology such as converters, power supplies, and non‑li...