Transformer Specialist

The aim is to extend and upgrade five existing high-voltage (HV) electrical substations as a turnkey project. This technical service will be carried out in Nigeria. This location could be changed according to the progress of the work and the project needs.
Main Goals

• Represent Company Energy for installation, testing and commissioning of 330 MVA, 165 MVA and 60 MVA power transformers.
• Ensure safe and compliant installation, testing and commissioning of power transformers.
• Support Ready for Commissioning (RFC) and Energization.
• Coordinate installation and commissioning interfaces with HV, P&C and Customer teams.
• Deliver reliable and fully documented commissioned power transformers.

Deliverables:

• Review transformer installation, testing and commissioning procedures, drawings and vendor documentation.
• Supervise transformer receipt inspections and verify installation readiness.
• Supervise transformer positioning and assembly of bushings, radiators, OLTC and accessories, including vacuum filling and oil filtration, in accordance with OEM instructions.
• Supervise transformers turns ratio, winding resistance, vector group and OLTC tests using the OMICRON TESTRANO 600 or an equivalent from OMICRON.
• Supervise capacitance/tan delta tests using OMICRON CPC 100 with CP TD1, and SFRA tests using OMICRON FRANEO 800, where required.
• Verify insulation resistance, oil quality/DGA results, cooling systems, OLTC functions, alarms, protection and SCADA interfaces.
• Record test results and prepare commissioning reports and checklists.
• Support SAT, customer inspections and energization activities.
• Identify defects, manage punch lists and support corrective actions.
• Ensure compliance with Company’s Energy HSE, QA/QC and commissioning procedures.
• Support final handover documentation and as-built records.
• Approved installation, testing and commissioning procedures.
• Engineering drawings and technical documentation.
• Project specifications and contractual documentation.
• Energy installation and commissioning standards
• Minimum 7 years of experience in power transformer installation, testing and commissioning.
• Experience with 330 MVA, 165 MVA and 60 MVA power transformers, including oil handling and OLTC.
• Proven ability to operate OMICRON TESTRANO 600, with knowledge of CPC 100 with CP TD1 and FRANEO 800.
• Knowledge of IEC 60076 and OEM procedures; relevant OEM training certificates mandatory.
• English preferred.

Resident position.
Duration: 12 months
Starting date: ASAP