About us

Total Generator Solutions Pty Ltd is a Sydney-based, family-owned business specializing in the maintenance, repair, and servicing of diesel and gas generators across commercial, industrial, and critical infrastructure sites. We work with some of Australia's most recognized facility and infrastructure owners, and we pride ourselves on getting the job done right - every time.

The role

We're hiring a full-time, permanent Field Service Technician to carry out planned maintenance, fault diagnosis, and repair works on a wide variety of generator sets, including MTU, Deutz, Cummins, Caterpillar, Perkins, and FG Wilson units at client sites across Sydney and regional NSW.

You'll work autonomously in the field, supported by a knowledgeable team and management who back you up. No two days are the same; from routine oil and filter services to fuel system upgrades, you'll have the variety and challenge to keep things interesting.

What you'll be doing

- Carrying out planned maintenance services on diesel generators - oil, fuel, and coolant changes, filter replacements, and fluid flushes

- Diagnosing and repairing mechanical faults, including coolant leaks, head gasket failures, fuel system issues, and water pump replacement

- Conducting pre- and post-service test runs (off-load and on-load) to verify correct operation

- Completing detailed service reports and maintenance records for each job

- Liaising professionally with site representatives, facility managers, and clients on-site

- Complying with site-specific safety requirements, including SWMS, LOTO isolation procedures, and PPE standards





- Representing Total Generator Solutions with professionalism and pride on every job

What we're looking for

- Certificate III in Engineering - Mechanical Trade (or equivalent diesel/heavy vehicle qualification)

- Minimum 3 years' hands-on experience servicing diesel generators or heavy diesel plants

- Sound understanding of engine lubrication, cooling, fuel, and electrical systems

- Ability to work independently and meet deadlines on-site

- Current NSW Driver's License (essential) - company vehicle provided

- Strong communication skills and a skilled approach with clients

- Commitment to WHS compliance and safe work practices on all sites

- Full Australian work rights required for this position

Desirable (not essential)

- Experience with MTU, Deutz, Cummins, Caterpillar, or FG Wilson generator sets

- Electrical license or Electrician's certificate (would be a strong advantage)

- Forklift license or EWP ticket

What we offer

- $80,000 – $100,000 base salary + superannuation (commensurate with experience)

- Fully maintained company vehicle for work use

- All PPE and uniform supplied

- Ongoing training - we invest in your development

- Supportive, family-run team with a flat structure - your voice matters here

- Genuine career progression pathway to Senior Technician and beyond

- Variety of work across Sydney metro and regional NSW sites

How to apply

Click Apply and attach your resume along with a brief cover letter telling us about your generator or diesel plant experience. Applications are reviewed as they come in - don't wait. For a confidential discussion, contact our team directly.

📌 Field Service Technician — Generator Maintenance (Sydney)
🏢 Total Generator Solutions
📍 Sydney