VJ 15867 - Commissioning Engineer (Substation) – Gauteng

Recruiter:

Professional Career Services

Job Ref:

VJ 15867 - Commissio..

Date posted:

Tuesday, June 10, 2025

Location:

Pretoria, South Africa

Salary:

Market related

SUMMARY:
Commissioning Engineer (Substation) – Gauteng

POSITION INFO:

Our client is an electrical contracting company, specialising in the power generation sector.

You will be responsible for the following:

Plan, coordinate, and execute the commissioning of high-voltage (HV) substations ranging from 11kV to 400kV
Perform commissioning activities on HV substations, including switchgear, transformers, protection and control systems, and SCADA interfaces
Interpret design drawings, schematics, and test procedures to ensure correct installation and configuration of substation equipment.
Prepare detailed commissioning plans, schedules, risk assessments, and method statements
Conduct pre-commissioning checks, functional testing, and final commissioning of primary and secondary systems
Verify protection relay settings, perform secondary injection tests, and conduct end-to-end protection tests
Configure GOOSE between IEDs from different OEMs, diagnose and troubleshoot IEC61850-related issues/faults
Coordinate with project managers, construction teams, OEMs, and utility representatives
Ensure compliance with safety regulations, industry standards (IEC, IEEE, etc.), and client specifications
Installation supervision during equipment installation

Minimum 5–10 years of experience in substation commissioning (11kV to 400kV)
Valid driver’s license and willingness to travel nationally and internationally
Proven experience with major OEM equipment (SEL, Hitachi, GE and Siemens)
In-depth knowledge of primary plant (CTs, VTs, transformers, circuit breakers, isolators)
Strong knowledge of secondary systems, including protection relays (e.g., SEL, Siemens, Hitachi, GE), control panels, and SCADA systems, including IEC61850
Experience in conducting FAT/SAT and preparing ITPs and commissioning reports
Familiarity with testing equipment (OMICRON, Doble, Megger, etc.).
In-depth knowledge of protection philosophies used for protecting power lines and cables, power transformers, busbars, generators, motors and capacitor/reactor banks
Proven experience with IED configuration and logic diagrams with major OEM devices and equipment
Good knowledge of substation communication networks
Good understanding of the integration of IEDs into the substation automation system using IEC61850-MMS, DNP3, Modbus

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