Senior Generator Maintenance Technician

Placements24; Mbombela (Nelspruit); On-site; ZAR 420,000 - 610,000; Full time

Benefits offered by this job

Service vehicle and fuel allowance

Medical aid and retirement fund

Job summary

Placements24 is seeking a Senior Generator Maintenance Technician for field service in Nelspruit, Mpumalanga. You will perform preventative maintenance, diagnostics, and repairs on diesel and gas generator sets, ensuring uptime for commercial and industrial clients.

You will read schematics, work with control panels and fuel/exhaust systems, and mentor junior technicians while upholding safety and quality standards in a hands-on role.

Qualifications

• Proven experience in maintenance of industrial or commercial generator sets.
• Ability to diagnose mechanical and electrical problems in diesel/gas engines.
• Proficiency with diagnostic tools and reading schematics and manuals.

Responsibilities

• Perform scheduled preventative maintenance on diesel and gas generators.
• Diagnose and troubleshoot mechanical and electrical issues in generator sets.
• Repair and overhaul generator engines, alternators, and control systems.
• Test generator performance under load and adjust settings as needed.
• Mentor junior technicians and document service records.

Skills

Generator maintenance

Diesel & gas engines

Electrical diagnostics

Troubleshooting

Time management

Education

Trade certification in diesel mechanics

Electrical engineering background

Tools

Diagnostic tools

Engine service manuals

Job description

About the Role

Our client, a leading provider of critical power solutions, is seeking an experienced Senior Generator Maintenance Technician to join their dedicated service team in Nelspruit, Mpumalanga . This role is essential for ensuring the continuous and reliable operation of standby and prime power generator sets for a variety of commercial and industrial clients. The Senior Generator Maintenance Technician will be responsible for performing comprehensive preventative maintenance, diagnostics, troubleshooting, and repair of diesel and gas-powered generators. This includes engines, alternators, control panels, and associated fuel and exhaust systems. You will be expected to work independently, manage your service schedule efficiently, and uphold the highest standards of safety and quality. The ideal candidate possesses extensive knowledge of generator systems, strong mechanical and electrical aptitude, and excellent problem-solving skills. Your expertise will be critical in minimizing downtime for clients who rely heavily on uninterrupted power supply. This is a hands-on role that requires thoroughness and a proactive approach to identifying and resolving potential issues before they impact performance. You will also be responsible for mentoring junior technicians and ensuring all work meets stringent quality and safety benchmarks.

Key Responsibilities

• Perform scheduled preventative maintenance on various types of diesel and gas generators, including oil changes, filter replacements, and system checks.
• Diagnose and troubleshoot mechanical and electrical problems with generator engines, alternators, and control systems.
• Conduct repairs and overhauls on generator sets, ensuring optimal performance and reliability.
• Test generator performance under load and adjust settings as necessary.
• Interpret technical manuals, schematics, and diagnostic data to guide repair efforts.
• Ensure all work is completed in accordance with safety regulations and manufacturer guidelines.
• Respond promptly to emergency service calls to restore power quickly.
• Maintain accurate service records and inventory of parts and supplies.
• Provide technical guidance and mentorship to junior maintenance technicians.
• Communicate effectively with clients regarding maintenance performed and any identified issues.

Requirements

• Proven experience as a Generator Maintenance Technician, with a strong focus on industrial or commercial units.
• Extensive knowledge of diesel and gas engines, alternators, and generator control systems.
• Strong mechanical and electrical diagnostic skills.
• Ability to read and interpret engine service manuals, electrical schematics, and diagnostic readouts.
• Relevant trade certifications or qualifications in diesel mechanics, electrical engineering, or a related field are highly desirable.
• Proficiency in using diagnostic tools and equipment specific to generator maintenance.
• Excellent problem-solving abilities and attention to detail.
• Valid driver's license and a clean driving record.
• Ability to work independently and manage time effectively.
• Willingness to work flexible hours, including occasional weekends and call-outs.
• Physical ability to work in various weather conditions and lift heavy components.

Benefits

• Competitive salary package reflecting your expertise and experience.
• Comprehensive medical aid and retirement fund benefits.
• Company-provided service vehicle and fuel allowance.
• Opportunities for advanced training and professional development.
• Stable employment with a reputable company in the critical power sector.
• Paid vacation and sick leave.
• Overtime pay for additional hours worked.