RF Filter Alignment Technician

An RF Filter Alignment Technician is sought to join an innovative engineering team in Sedgefield, County Durham, contributing to the alignment, calibration, and testing of advanced RF, microwave and mmWave subsystems for mission-critical communication applications.

The RF Filter Alignment Technician, Sedgefield, County Durham, will be expected to develop your understanding in the field, learning from peers and senior engineers in technical areas and industry best practices.

This may include RF alignment techniques, microwave testing processes, calibration procedures, and production support within a high-technology manufacturing environment.

Responsibilities include:

• Work with design, test, and production teams to support RF alignment and test activities.


• Configure and operate RF and microwave test benches using spectrum analysers, network analysers, signal generators, power meters, and related instrumentation.


• Perform alignment, tuning, and optimisation of RF/mmWave circuits, filters, amplifiers, transmit/receive units, and subsystems.


• Develop and execute alignment and calibration procedures for prototypes and production units.


• Debug and validate RF systems by troubleshooting component-level and board-level issues.


• Collaborate with mechanical, electronic, and production engineering teams to improve manufacturability and testability.


• Maintain comprehensive technical documentation, calibration logs, and test records.


• Support production teams with technical queries, diagnostics, and maintenance of RF test equipment and test benches.


• Assist with new product introduction (NPI) activities, supporting the transition from prototype to production.


• Recommend and implement improvements to alignment processes, tooling, and test procedures.

Key skills & experience:

• Qualification in Electronics, RF Engineering, or equivalent industry experience.


• Proficiency with RF and microwave test equipment including network analysers, spectrum analysers, and signal generators.


• Practical experience with RF alignment, calibration, and microwave measurement techniques.


• Strong troubleshooting and fault-finding skills on RF and electronic assemblies.


• Experience working within electronics manufacturing or production environments.


• Understanding of RF parameters including gain, return loss, frequency response, noise, and spurious emissions.


• Strong problem-solving and analytical skills.


• Effective communication and teamwork abilities.


• Positive attitude towards health and safety and continuous improvement.

How to apply:

Apply now for the RF Filter Alignment Technician role in Sedgefield, County Durham.

Send your CV to adighton@redlinegorup.Com or call Adam on 01582 878821.