Field Service Technician

Recruiter:

Network Recruitment

Job Ref:

NES026240/SV

Date posted:

Monday, May 25, 2026

Location:

Johannesburg, South Africa

Salary:

Annually

SUMMARY:

We’re looking for a practical, hands-on Electrical Field Service Technician who enjoys troubleshooting and is open to working underground on advanced battery-powered mining equipment based in Germiston.

POSITION INFO:

Join a forward-thinking engineering team in Germiston, working with advanced lithium battery systems powering underground mining locomotives. This opportunity suits a skilled, hands-on Electrical Field Service Technician who is comfortable in site-based, underground environments and takes pride in diagnosing complex electrical faults while keeping equipment running at its best.

Education & Skills:

BEng / BSc in Electrical or Electronic Engineering
3+ years’ experience in power electronics design or product support
Strong understanding of mediumâ to highâpower conversion systems
Experience with simulation tools, such as MATLAB/Simulink, LTspice, or PSpice
Practical experience with testing and troubleshooting power electronic hardware
Solid understanding of thermal management, EMC, and protection schemes

Job Experience & Skills Required:

Design and development of highâpower converters and inverters for renewable energy and energy storage systems
Support the lifecycle of gridâconnected solar PV inverters, battery converters, and related power electronics products
Develop and review power stage designs, including DC/DC, DC/AC, and AC/AC topologies
Selection and validation of power semiconductor devices (IGBTs, MOSFETs, and SiC)
Perform circuit simulation, control loop analysis, and performance optimisation
Support factory and site testing, commissioning, and fault investigation
Work closely with control, systems, and commissioning engineers
Ensure compliance with electrical standards and gridâcode requirements

Apply now!

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