Assistant Engineer

About the role

We are looking for an experienced RF Unit Repair Engineer to support the repair, troubleshooting, testing, refurbishment, and maintenance of RF-related semiconductor equipment components. The successful candidate will be responsible for diagnosing electrical and RF-related failures, carrying out component-level repairs, performing functional and performance testing, and preparing repair reports in accordance with established quality and customer requirements.

Key responsibilities

• Perform diagnosis, troubleshooting, repair, refurbishment, and testing of RF units and related equipment
• Repair RF Generators, RF Matchers, RPS units, RF Applicators, and associated modules
• Perform component-level troubleshooting including capacitors, resistors, inductors/coils, relays and switches, transformers, RF power devices, control boards and PCBs, sensors and feedback circuits, connectors and cables
• Identify root causes of electrical, RF, mechanical, and functional failures
• Carry out soldering, desoldering, rework, and PCB/component replacement
• Perform preventive maintenance and refurbishment activities
• Perform electrical and RF performance measurements using test equipment such as oscilloscope, digital multimeter, LCR meter, VNA/network analyzer, RF power meter, function generator, and hi-pot/insulation tester
• Measure and analyze parameters such as forward power, reflected power, RF voltage/current, frequency, impedance, capacitance, inductance, resistance, and resonance characteristics
• Establish and maintain repair acceptance criteria and test limits
• Perform final functional testing before shipment to customers

About you

• Experience with RF Generators, RF Matchers, RPS (Remote Plasma Source), RF Power Supplies, Applicators, and related semiconductor equipment