About Us

WTC is a proudly family-owned civil construction company, operating across Northwest and Mid-Western NSW since 2013. We’ve built a strong reputation for delivering personalised, high-quality services with a hands-on approach.

At WTC, our people are our priority. We foster a supportive, team-oriented culture where you can grow your skills, work with modern equipment, and enjoy a rewarding career. From diagnostics to emergency breakdown support, we specialise in:

Heavy equipment repairs & maintenance

Mechanical & electrical diagnostics

Mobile hose replacement

Field service & breakdown response

About the Role

We are currently seeking an experienced and motivated Heavy Diesel Mechanic to join our team based in Narrabri. This is a full-time role offering a mix of workshop and field service work, supporting a modern fleet across multiple project sites.

Why Join WTC?

Competitive hourly rate: $60–$70/hour

Flexible roster options

Company vehicle supplied

Accommodation supplied where required

Salary packaging available via our partnership with Maxxia

Supportive, family-owned company with strong team culture

Opportunities to develop your skills and advance your career

Work with modern, well-maintained equipment

Key Responsibilities:

Diagnose and repair diesel engines, transmissions, and hydraulic systems

Conduct scheduled servicing and preventative maintenance

Perform field service work and emergency breakdown support on-site

Rebuild components and conduct mechanical inspections

Maintain accurate records using electronic job and maintenance systems

Manage parts and consumables

Liaise with supervisors and clients to schedule work and ensure timelines are met

Maintain safety standards, tools, and workspaces

What We’re Looking For

Essential:

Certificate III in Heavy Commercial Vehicle Mechanical Technology

Proven experience with heavy diesel equipment, plant or fleet maintenance

Strong mechanical and diagnostic skills

Ability to work both independently and as part of a team

Current Class C driver’s licence (HR licence preferred)

Willingness to travel to worksites as required

Excellent communication and time management skills

Desirable (Advantageous):

Civil construction or mining industry experience

High-Risk Work Licences (EWP, dogging, etc.)

Relevant RII qualifications (e.g., RIIEX, RIIWHS)

Experience using CMMS or digital maintenance systems

Ready to Apply?

Join a team that values professionalism, safety, and innovation. Apply now and take the next step in your diesel fitting career with WTC.

WTC is partnered with Maxxia to support salary packaging options for our employees, for more information visit: https://www.maxxia.com.au/

WTC are an Equal Opportunity employer, committed to valuing and promoting diversity and inclusivity across the company. Women, minority groups and Aboriginal and Torres Strait Islander people are strongly encouraged to apply.