TshepoJoel
Qualified Diesel Mechanic Red Seal
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About
am Tshepo Joel Sepoloane, a qualified Diesel Mechanic and Field Service Technician with an extensive background in the heavy machinery, construction, and mining sectors.
My professional experience includes over three years with Exxaro at Grootegeluk Coal maintaining large-scale hauling trucks and secondary equipment. Since March 2020, I have been working as a Field Service Technician for Miser Hybrid Technologies.
Key Expertise & Skills
Advanced Engine Diagnostics & Overhauls: Expert in troubleshooting, rebuilding, and repairing high-capacity diesel engines, including Cummins (QSK series), MTU Rolls-Royce (Series 2000, 4000, 8000), CAT, Detroit, and Volvo.
Heavy Equipment Maintenance: Proficient in servicing a comprehensive range of earthmoving and mining machinery, such as wheel loaders, hydraulic excavators, motor graders, track-type tractors, and drill rigs.
Systems Troubleshooting: Skilled in diagnosing complex failures across electrical, fuel, cooling, transmission, hydraulic, and pneumatic systems using both computerized and manual testing equipment.
Asset Reliability: Experienced in tracking equipment fault trends, conducting thorough quality checks, and scheduling preventative maintenance via job cards to maximize machine availability.
Education & Qualifications
Diesel Mechanic Trade Qualification – Grovos Trades Training Centre
N1–N3 Mechanical Engineering – Lephalale TVET College
N1–N2 Electrical Engineering – Lephalale TVET College
Code 8 Driver's Licence
Experience
Field Service Technician | Miser Hybrid Technologies
Duration: March 2020 – Present
Diagnose, maintain, and overhaul high-capacity diesel engines, including Cummins, MTU Rolls-Royce, CAT, Detroit, and Volvo.
Troubleshooting and repairs on heavy earthmoving machinery, including hydraulic excavators, motor graders, bulldozers, and drill rigs.
Manage repairs across multiple critical systems, including fuel, electrical, hydraulic, and pneumatic systems.
Conduct mechanical inspections to ensure full compliance with safety and environmental regulations.
Diesel Mechanic | Exxaro (Grootegeluk Coal)
Duration: August 2016 – February 2020
Conducted day-to-day maintenance and engine assembly (Series 16 engines) on Komatsu and Hitachi hauling trucks.
Maintained and repaired secondary equipment, including various CAT wheel loaders, dozers, graders, and drills.
Utilized time-tracking applications to analyze fault patterns and trends, optimizing machine availability and reliability.
Performed stringent quality checks on completed maintenance work and prepared job cards to schedule machine deviations.
Practical Training: Diesel Mechanic | Grovos Training Center
Duration: August 2016 – February 2019
Completed comprehensive practical training in diesel mechanics to build foundational hands-on technical skills.
Education
Formal Qualifications
Diesel Mechanic Trade Test – Grovos Trades Training Centre (August 2016).
N1 – N3 Mechanical Engineering – Lephalale TVET College (September 2017).
N1 – N2 Electrical Engineering – Lephalale TVET College (December 2019).
Technical Training & Systems Proficiency
Diagnostic Software: Proficient in Caterpillar Electronic Technician (ET) and Service Information System (SIS).
Engine Testing: Experienced in Dynamometer (Dyno) testing and performance analysis.
Practical Skills: Basic welding and mechanical fabrication.
Computer Literacy: Full computer literacy, including diagnostic applications and technical tracking systems.
Basic Fire Fighting – Grovos Training Centre (August 2016).
Foundational Learning Competence (FLC) – Grovos Training Centre (August 2016).
Secondary Education
Matric Certificate – Dimpe High School (2014).
