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Electrical Transformer Maintenance And Testing Electrician (1mva – 20mva) Required

We are inviting applications from a qualified and highly experienced Electrical Transformer Maintenance and Testing Electrician with mandatory experience in tap changers and protection systems on 1MVA to 20MVA transformers.Minimum Requirements: Qualified Electrician (Trade Test certified) Minimum 5 years’ proven experience in transformer maintenance and testing Demonstrated experience working on 1MVA – 20MVA transformers MUST have hands-on experience in tap changer maintenance (OLTC and/or OCTC) MUST have experience in transformer and feeder protection systems Strong technical knowledge in: Protection relays (overcurrent, earth fault, differential, Buchholz, REF, WTI/OTI, PRD) Tap changer inspection, servicing, adjustment, and fault finding Transformer oil sampling, testing, and purification Electrical testing (IR, TTR, winding resistance, tan delta, etc.) Preventative and corrective maintenance Valid driver’s license (mandatory) Sound understanding of OHS Act, electrical safety regulations, and applicable standards Ability to work independently and under pressure Key Responsibilities: Perform planned and breakdown maintenance on transformers (1MVA–20MVA) Conduct tap changer servicing and fault diagnosis Inspect, test, and verify transformer protection systems and associated relays Interpret test results and compile technical maintenance reports Ensure compliance with safety, quality, and company procedures Assist with transformer installation, commissioning, and repairs Added Advantage: MV switching authorization Protection relay testing and commissioning experience Experience in municipal, utility, or industrial power environments First Aid, Working at Heights, and HV safety certification Employment Type: Contract Market-related remuneration, commensurate with experience  Applications: queries@wnaap.co.za (email CV and qualifications)  Closing Date: 28/02/2026

Stellenbosch