Filtronic

Principal RF Engineer

Sedgefield, 🇿🇦 Sedgefield, South Africa, 🇬🇧 United Kingdom Hybrid Full time Posted May 11, 2026
Workplace Hybrid
Employment Full time
Language English
Posted May 11, 2026
Last verified May 27, 2026

Where this role is available

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3 locations
Sedgefield
  • Sedgefield
South Africa
  • Sedgefield, South Africa
United Kingdom
  • United Kingdom
JobGrid context

Role summary by JobGrid

Principal RF Engineer at Filtronic: Sedgefield, Sedgefield, South Africa, United Kingdom; Hybrid; Full time. JobGrid adds normalized role facts, source context, and a path to the employer application page so candidates can compare the listing before applying.

  • Location and workplace: Sedgefield, Sedgefield, South Africa, United Kingdom, Hybrid
  • Role classification: Full time
  • Source freshness: checked by JobGrid on 2026-05-27.
  • Application path: candidates continue to the employer application page with non-personal referral tags.

Filtronic is looking for a Principal or Lead RF Engineer to join our team, based at our new state-of-the-art facility in County Durham UK, to work on a range of exciting products from concept through to production.

With a wide range of design tools, experienced engineers and in-house RF/mmW manufacturing capabilities, you will play a key role in the design and delivery of new products as part of the Filtronic team.

Our products range from low volume niche opportunity devices to high volume telecommunications and defence equipment.

Purpose of Role:

Responsible for leading the design of RF/mmW elements and systems, ensuring that electrical performance, quality, cost and manufacturability requirements are met.

The Principal or Lead RF Engineer will provide technical leadership across design activities, support project delivery and help develop best practice within the engineering team.

Summary of responsibilities:

  • Lead the design and development of RF/mmW sub-circuits, sub-modules and systems within telecommunications and defence products.
  • Take technical responsibility for RF/mmW specification, design, simulation, realisation and verification.
  • Provide technical guidance and support to other engineers within the team.
  • Carry out system line-up analysis, tolerance analysis and design for manufacture.
  • Support the selection of components, ICs and MMICs, including liaison with suppliers where required.
  • Work closely with mechanical, electronics, PCB layout, manufacturing and test teams to deliver robust product designs.
  • Prepare and review design documentation, including design logbooks, data packs, peer reviews and design release information.
  • Lead and participate in design reviews, identifying and managing technical risks.
  • Support design verification and validation, including test specifications, test reports and reliability testing.
  • Support problem solving and fault diagnosis during product introduction and production.
  • Ensure designs are delivered in line with project technical, schedule and cost requirements.