RF Test Engineer

Octric Semiconductors Ltd; Newton Aycliffe; On-site; GBP 45,000 - 68,000; Full time

Benefits offered by this job

Competitive benefits package

Family-friendly policies

Work-life balance culture

Job summary

Octric Semiconductors Ltd is seeking an experienced RF Test Engineer to join our engineering team in Newton Aycliffe, UK. You will maintain wafer‑level RF/DC test systems, define test methodologies and drive continuous improvement across the test capability in a high‑reliability environment.

You will work with VNAs, spectrum analysers, oscilloscopes and signal generators, develop LabVIEW applications, and support new product introductions while ensuring safe working practices and readiness for

Qualifications

• Experience in semiconductor device testing for high-volume production.
• Proficiency with RF/microwave test equipment incl. VNAs and spectrum analysers.
• LabVIEW programming experience and test-system development.

Responsibilities

• Own and maintain RF and DC wafer-level test systems.
• Define RF test methodologies including S-parameters and Noise Figure.
• Support new product introductions with test capability.
• Develop test hardware, software and LabVIEW applications.
• Procure and commission probe cards and equipment.
• Analyse test data and produce wafer maps, SPC, correlation and product performance reports.
• Diagnose and resolve production test issues and support Test Technicians and Operators.
• Carry out semiconductor device characterisation, evaluation and diagnostic testing.
• Develop and maintain test software, procedures, instructions and equipment records.
• Provide training and technical support to production colleagues.
• Contribute to a culture of continuous improvement, efficiency and safe working.

Skills

Semiconductor testing

RF/microwave testing

Data analysis (SPC)

LabVIEW programming

Team supervision

Education

Electrical/Electronic Engineering degree

Tools

VNA

Spectrum analysers

Oscilloscopes

Signal generators

Job description

Octric Semiconductor is a new name in the compound semiconductor foundry space. Its devices are used in mission-­critical defence and commercial applications.

For over 25 years, we have delivered more than 1.5 billion devices shipped from our site to date.

Octric has ambitious plans to grow the company and expand with new products and applications, supported by a 10-year investment plan. Following significant investment from the UK Ministry of Defence, we now have a bright new path ahead. As part of an emerging semiconductor cluster in the northeast, we are focused on developing advanced technology for the next generation of semiconductors. We are looking to fill a number of exciting roles across device design, innovation, manufacturing, and reliability.

Located in Newton Aycliffe, UK, we occupy a 10,000 m² purpose‑built Class 100 manufacturing facility fully equipped to produce state‑of‑the‑art compound semiconductor products.

Octric is committed to fostering a diverse and inclusive workplace. We welcome applications from candidates of all backgrounds. Our company values different perspectives and experiences, and we're dedicated to creating an environment where all employees can thrive.

We have family‑friendly employee policies, a culture that respects work‑life balance, and a competitive benefits package. We are committed to personal and professional progression and development.

The Role

Be part of our journey and join our team driving innovation in a cutting‑edge industry.

We’re looking for an experienced RF Test Engineer to join our engineering team, supporting wafer-level semiconductor testing across both RF and DC environments.

You’ll play a key role in maintaining and developing high-performing test systems, introducing new products into production, analysing test data and driving continuous improvement across our test capability.

Summary of Responsibilities:

• Own and maintain RF and DC wafer-level test systems, ensuring reliable, accurate and repeatable production performance.
• Define and implement RF test methodologies, including S-Parameters, Noise Figure, Golden Wafer and Gauge R&R.
• Support new product introduction, working closely with Product Engineering and Production teams to establish test capability.
• Develop and optimise test hardware, software, algorithms and systems, including LabVIEW developed applications.
• Specify, procure and commission probe cards and test equipment.
• Analyse test data and produce wafer maps, SPC, correlation and product performance reports.
• Diagnose and resolve production test issues and support Test Technicians and Operators.
• Carry out semiconductor device characterisation, evaluation and diagnostic testing.
• Develop and maintain test software, procedures, instructions and equipment records.
• Provide training and technical support to production colleagues.
• Contribute to a culture of continuous improvement, efficiency and safe working.

Requirements

Experience:

• Experience in semiconductor device testing and volume semiconductor test engineering.
• Experience with RF/microwave test equipment, including VNAs, spectrum analysers,oscilloscopes and signal generators.
• Experience developing or supporting DC and/or RF semiconductor test systems.
• Good analytical, problem-solving and data-analysis skills, including SPC/statistical techniques.
• HND/Degree in Electrical/Electronic Engineering or a related discipline.
• Strong communication skills with the ability to work independently and as part of a project team.
• A proactive, results-focused approach and willingness to support colleagues through training and knowledge sharing.
• Experience selecting and commissioning test equipment.
• LabVIEW programming experience.
• Experience in supervising staff.

Security and other requirements:

The successful candidate must be eligible to achieve full UK SC security clearance and may also need to meet UK Eyes Only and ITAR requirements.

Flexibility may be required to support business needs, including occasional work outside standard office hours.

We’re looking for someone who combines strong RF/test engineering expertise with a practical, hands‑on approach and a passion for improving semiconductor wafer test capability.