Senior Field Service Engineer

Job Title: Snr Field Service Engineer Purpose of the Role: To deliver installation, commissioning, testing, and maintenance of medium- and low-voltage electrical distribution assets for industrial and utility clients across the UK and internationally. Location: UK & Ireland (travel required, occasional overseas projects) Key Responsibilities: Carry out installation and start-up of switchgear, transformers, and control systems up to 33 kV. Perform commissioning, inspection, and diagnostic testing of electrical networks and protection schemes. Complete equipment upgrades, retrofits, and wiring modifications in line with project requirements. Deliver both preventive and corrective maintenance , including partial-discharge assessment, oil sampling, and thermal imaging. Lead or support on-site teams, including subcontractors, ensuring safe and efficient work execution. Prepare risk assessments, method statements, and technical documentation to company and client standards. Produce detailed test records, progress updates, and final site reports following completion of works. Provide technical input for service quotations and client proposals. Participate in an on-call rotation to support customers with urgent field issues. Represent the company professionally, identifying new service opportunities and supporting client relationships. Experience & Background Minimum 5 years of hands-on experience in the commissioning, maintenance, or repair of HV/LV electrical systems. Demonstrated competence with protection relays, control circuits, and switchgear testing . Experience working both independently and as part of a site-based engineering team. Skills & Qualifications Full UK driving licence and valid passport. HNC/HND or degree in Electrical / Power Engineering (or equivalent practical experience). Sound understanding of electrical safety practices and HV network isolation procedures. Competent user of test instruments such as secondary injection sets (Sverker, T&R, Omicron, etc.) . Technical Expertise Testing and commissioning of 33 kV–415 V systems . Current transformer (CT) and voltage transformer (VT) primary and secondary testing. Relay testing and configuration for over-current, earth-fault, and voltage protection. Verification of control wiring against schematics and fault-finding of circuits. Knowledge of G59/G99 protection principles and power-system compliance standards. Familiarity with auto-changeover schemes, transformer protection, and HV safety protocols.

Location: Chester, UK, GB

Posted Date: 11/1/2025