MisuJob - AI Job Search Platform MisuJob

Principal RF Engineer

Filtronic

Sedgefield, England, United Kingdom Hybrid permanent

Posted: May 11, 2026

Interested in this position?

Create a free account to apply with AI-powered matching

Quick Summary

Design and deliver RF/m products, working closely with cross-functional teams to ensure high-quality, efficient, and cost-effective solutions. Strong expertise in RF/m design, manufacturing, and testing. Collaborate with colleagues to implement design changes and resolve technical issues.

Job Description

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.


Requirements:
• Relevant Degree or equivalent, preferably in RF, Microwave, Electronics or Communications Engineering.
• Significant experience in RF/mmW circuit or system design.

• Experience using RF design tools such as Microwave Office, CST, EMPro or ADS.
• Strong understanding of microwave circuit design, system line-up analysis, tolerance/yield analysis and design for manufacture.
• Experience of transceiver, amplifier, filter, module or subsystem design would be beneficial.
• Ability to lead technical activities and support the development of other engineers.
• Strong problem-solving skills and a practical approach to engineering delivery.
• Good communication skills and the ability to work effectively across engineering, manufacturing and project teams.


Benefits:
We recognise the value of exceptional talent. That's why this role is backed by an excellent salary and benefits package.

Please call our Talent Partner, Bruce Mair on 07483 917543 (anytime) if you would like to chat about this role or clarify the salary and benefits prior to investing your time applying.

Filtronic plc is an equal opportunities employer and is committed to building a diverse and inclusive workplace where everyone can thrive. We welcome applications from all qualified candidates regardless of age, gender, ethnicity, religion, sexual orientation, or disability status. If you require any adjustments or accommodations to support you during the interview process, please let us know and we will be happy to assist.

Why Apply Through MisuJob?

AI-Powered Job Matching: MisuJob uses advanced artificial intelligence to analyze your skills, experience, and career goals. Our matching algorithm compares your profile against thousands of job requirements to find positions where you have the highest chance of success. This saves you hours of manual job searching and ensures you only see relevant opportunities.

One-Click Applications: Once you create your profile, applying to jobs is effortless. Your resume and cover letter are automatically tailored to highlight the most relevant experience for each position. You can apply to multiple jobs in minutes, not hours.

Career Intelligence: Beyond job matching, MisuJob provides valuable career insights. See how your skills compare to market demands, identify skill gaps to address, and understand salary benchmarks for your experience level. Make data-driven decisions about your career path.

Frequently Asked Questions

How do I apply for this position?

Click the "Register to Apply" button above to create a free MisuJob account. Once registered, you can apply with one click and track your application status in your dashboard.

Is MisuJob free for job seekers?

Yes, MisuJob is completely free for job seekers. Create your profile, get matched with jobs, and apply without any cost. We help you find your dream job without any hidden fees.

How does AI matching work?

Our AI analyzes your resume, skills, and experience to understand your professional profile. It then compares this against job requirements using natural language processing to calculate a match percentage. Higher matches mean better fit for the role.

Can I apply to jobs in other countries?

Absolutely. MisuJob features jobs from companies worldwide, including remote positions. Filter by location or look for remote opportunities to find jobs that match your preferences.

Ready to Apply?

Join thousands of job seekers using MisuJob's AI to find and apply to their dream jobs automatically.

Register to Apply