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Principal RF Engineer
What the posting is about
Lead RF/mmW design for telecom and defense products, mentor engineers, collaborate with cross-functional teams, ensure project delivery.
Read out of the posting
Levelmid
Experience asked5+ years
EmploymentFull time
LocationCambridge, England, United Kingdom
RemoteNot stated
Visa sponsorshipYes
SalaryNot published, and most postings do not
Posted2026-10-06
Found viaworkable, direct from their system
We saw it 22 hours after it went up.
The posting, as the company wrote it
Employment: Full-time
Experience: Mid-Senior level
Education: Bachelor's Degree
Relocation Assistance and Skilled Work Visa Sponsorship is available, if required.
Filtronic is seeking to appoint a Principal RF Engineer to join our high performing team based at our Cambridge site, 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/mmWave 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 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.
Requirements
Relevant degree or equivalent professional experience, preferably in RF, Microwave, Electronics or Communications Engineering.
Proven experience in RF/mmWave circuit or system design.
Experience using RF design tools such as Microwave Office, CST, EMPro or ADS.
Knowledge of microwave circuit design, system line-up analysis, tolerance and yield analysis, and design for manufacture.
Experience in the design of transceivers, amplifiers, filters, modules or subsystems would be beneficial.
Ability to lead technical activities and contribute to the development and mentoring of other engineers.
Demonstrable problem-solving skills and a practical approach to delivering engineering solutions.
Ability to communicate technical information clearly and work collaboratively with engineering, manufacturing and project teams.
Benefits
Salary benchmarked at the top end of the market range to attract the strongest candidates.
37.5 hour working week
25 days’ holiday plus public holidays, with the option to buy up to 5 additional days
Contributory pension scheme with up to 8% company contribution
Life Assurance
Income Protection Insurance
Save As You Earn (SAYE) share scheme
Electric Vehicle (EV) scheme
Cycle to Work scheme
Volunteering day
Learning and development opportunities
Hybrid working available
Want to Know More?
This advert provides an overview of the role and its key responsibilities. If you would like details of the salary and benefits package on offer - please note that some benefits become available following successful completion of your probationary period - before investing your time in applying, or would simply like to have an informal conversation about the opportunity, we would be delighted to hear from you. Please contact our Talent Partner on 01740 618828.
We are always happy to answer any questions you may have about the role, what we do, our culture or what it is like to work at Filtronic.
Diversity & Inclusion
At Filtronic, we believe diverse perspectives drive innovation. We're committed to creating an inclusive workplace where everyone is treated with respect and has the opportunity to succeed. We welcome applications from all suitably qualified candidates regardless of age, disability, gender reassignment, marriage or civil partnership, pregnancy and maternity, race, religion or belief, sex or sexual orientation. If you require any reasonable adjustments during the recruitment process, please let us know. We'll be happy to support you throughout your application journey.
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