Vuyisile Thage

Senior Diesel Technician

Talent

Johannesburg Metropolitan AreaMember since 2 June 2026

Preventative maintenance

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Preventative maintenance

About

Highly skilled Senior Diesel Technician with over 6 years of hands-on experience in the inspection, maintenance, repair, and optimisation of heavy duty earthmoving machinery, diesel trucks, and industrial plant equipment. Proven expertise in advanced fault diagnosis, engine overhauls, mechanical and electrical troubleshooting, and the servicing of hydraulic, pneumatic, fuel, and cooling systems. Strong background in preventative and predictive maintenance, root cause analysis, and breakdown response to ensure continuous equipment availability and operational reliability.

Demonstrated ability to interpret engineering drawings, follow OEM specifications, and use diagnostic tools to identify system failures with precision. Experienced in maintaining mining, construction, and logistics fleet equipment, applying engineering principles to improve workflow efficiency and reduce mechanical downtime. Recognised for delivering high-quality repairs, implementing maintenance schedules, ensuring compliance with safety standards, and supporting production teams in fast-paced technical environments.

A proactive technician committed to continuous improvement, technical accuracy, teamwork, and adherence to engineering best practices.

Experience

Senior Diesel Technician - J.H.V Services

(2025-08)

Utilizing computerized diagnostic tools and software to identify complex engine, electrical, and hydraulic issues to determine root causes.
Performing major overhauls on diesel engines, transmissions, differentials, and braking systems.
Conducting scheduled maintenance, including oil changes, filter replacements, fluid checks, and brake adjustments to ensure equipment reliability.
Removing, repairing, and installing engines, fuel systems, transmissions, and steering mechanisms.
Providing emergency field service, troubleshooting, and repairs during vehicle breakdowns.

Senior Diesel Technician - Mpact (Germiston)

(2019-08 - 2025-07)

Perform diagnostics, repairs, and scheduled maintenance on JCB TLB, UD 80/90 trucks, Hino trucks, Fuso FA/FJ, Toyota Dyna, NP200/300, Kia Picanto fleet.
Conduct breakdown repairs to minimise downtime.
Overhaul diesel engines, transmissions, and hydraulic systems.
Implement preventative maintenance schedules to improve equipment performance.
Maintain accurate job cards, service records, and parts usage logs.
Mentor junior mechanics and support technical training.

Junior Mechanic - Samcor Chrome Mine (Steelpoort)

(2018-07 - 2019-02)

Performed mechanical repairs and component replacements on Komatsu, Hyundai, and CAT frontend loaders, excavators, and graders, ensuring optimal machine performance.
Conducted faultfinding and diagnostics on hydraulic, pneumatic, and mechanical systems to identify causes of breakdowns and prevent recurring failures.
Completed routine inspections, lubrication, and preventative maintenance tasks on heavy mining equipment to support safe and reliable operations.
Assisted senior technicians with system testing, calibration, and troubleshooting during major services and repairs.
Ensured all maintenance activities complied with mine safety standards, equipment checklists, and job-card documentation requirements.

Junior Mechanic - Atragevile Bus Services (Pretoria)

(2017-07 - 2018-02)

Performed routine and corrective maintenance on buses and Mercedes/Le Man trucks, ensuring all vehicles remained roadworthy and met operational standards.
Conducted engine services, oil changes, filter replacements, and system checks to support optimal engine performance and extend asset lifespan.
Executed brake system repairs, including inspection, adjustment, and replacement of worn components to comply with safety regulations.
Carried out mechanical faultfinding to identify issues in drive trains, suspension systems, and auxiliary components, ensuring timely repair and minimal downtime.
Assisted senior mechanics with major services, component overhauls, and workshop tasks, ensuring compliance with maintenance procedures and job-card documentation.