Heavy Diesel Mechanic

InterGroup; Wellington; On-site; NZD 65,000 - 90,000; Full time

Job summary

InterGroup in Lower Hutt is seeking a skilled Heavy Diesel Mechanic to maintain, service and repair a diverse fleet of specialist trucks and equipment.

Based in Lower Hutt, you'll diagnose faults, perform preventative maintenance, and ensure safety and compliance across our national operations. You will join a safety‑minded team dedicated to quality workmanship and on‑the‑job learning.

Qualifications

• Qualified Heavy Diesel Mechanic or equivalent trade qualification.
• Experience working on heavy trucks, plant, or specialist equipment.
• Strong diagnostic and fault-finding skills.
• Knowledge of hydraulic and pneumatic systems.
• A commitment to quality workmanship and safety.
• Ability to work independently and as part of a team.
• Class 4 licence preferred (or willingness to obtain).
• Welding and fabrication experience advantageous but not essential.

Responsibilities

• Carry out servicing, maintenance, and repairs on heavy diesel vehicles and equipment.
• Diagnose and troubleshoot mechanical, hydraulic, pneumatic, and electrical faults.
• Complete preventative maintenance and scheduled servicing.
• Conduct safety inspections and ensure vehicles meet compliance requirements.
• Maintain accurate maintenance records and job documentation.
• Work collaboratively with operators, supervisors, and workshop staff.
• Support breakdown response and urgent repair work when required.
• Promote and maintain a strong health and safety culture.

Skills

Heavy diesel mechanics

Diagnostics

Hydraulic systems

Pneumatic systems

Safety

Independent work

Teamwork

Class 4 licence (preferred)

Welding & fabrication (advantage)

Education

Heavy Diesel Mechanic trade qualification

Job description

Jora New Zealand will close on 9th September 2026. Thank you for being with us, we are cheering you on as you continue your career journey.

If you're a skilled Heavy Diesel Mechanic who takes pride in quality workmanship and enjoys solving mechanical problems, we want to hear from you.

InterGroup is one of New Zealand's leading providers of infrastructure and industrial services, operating a large and diverse fleet of specialist trucks, plant, and equipment across the country. To support our growing operations, we're looking for an experienced Heavy Diesel Mechanic to join our Lower Hutt workshop team.

Heavy Diesel Mechanic – Lower Hutt

Keep New Zealand Moving with InterGroup

If you're a skilled Heavy Diesel Mechanic who takes pride in quality workmanship and enjoys solving mechanical problems, we want to hear from you.

InterGroup is one of New Zealand's leading providers of infrastructure and industrial services, operating a large and diverse fleet of specialist trucks, plant, and equipment across the country. To support our growing operations, we're looking for an experienced Heavy Diesel Mechanic to join our Lower Hutt workshop team.

About the Role

Based in Lower Hutt, you'll be responsible for maintaining, servicing, and repairing a wide range of heavy vehicles and specialist equipment. Our fleet includes vacuum trucks, hydro excavation units, sweepers, water blasters, tankers, and other custom-built machinery that play a critical role in delivering services across New Zealand.

This is a hands‑on role where no two days are the same. You'll work alongside an experienced team to diagnose faults, complete repairs, and keep our fleet operating safely and efficiently.

Key Responsibilities

• Carry out servicing, maintenance, and repairs on heavy diesel vehicles and equipment
• Diagnose and troubleshoot mechanical, hydraulic, pneumatic, and electrical faults
• Complete preventative maintenance and scheduled servicing
• Conduct safety inspections and ensure vehicles meet compliance requirements
• Maintain accurate maintenance records and job documentation
• Work collaboratively with operators, supervisors, and workshop staff
• Support breakdown response and urgent repair work when required
• Promote and maintain a strong health and safety culture

What We're Looking For

• Qualified Heavy Diesel Mechanic or equivalent trade qualification
• Experience working on heavy trucks, plant, or specialist equipment
• Strong diagnostic and fault‑finding skills
• Knowledge of hydraulic and pneumatic systems
• A commitment to quality workmanship and safety
• Ability to work independently and as part of a team
• Class 4 licence preferred (or willingness to obtain)
• Welding and fabrication experience advantageous but not essential

Why Join InterGroup?

Diverse and Interesting Fleet

Work on a unique range of specialist vehicles and equipment rarely found in a standard workshop.

Stable Employment

Join a well‑established national business with a strong pipeline of work and long‑term opportunities.

Career Development

Access ongoing training, upskilling opportunities, and career progression within the wider InterGroup business.

Great Team Environment

Work alongside experienced mechanics in a supportive and safety‑focused workshop.

Since its inception over 40 years ago, InterGroup have become one of the leading infrastructure and industrial services specialists in New Zealand. We are nationwide, predominantly undertaking work for local government, central government agencies and industry. This includes a solid portfolio of projects comprising an enviable record of successfully working in close collaboration with our clients and supply chain.

We are manaaki tangata, we will care for the people.Safety is paramount in all of our operations, combined with a real focus to meet customers and community needs. It is our intention that our people go home safely every day, and our aim is a zero TRIFR. We continue to invest in the futures of our staff, their skills, safety and well‑being; and that all customers are safe around any works we undertake on the network. We are kaitiaki, wehave a guardian and stewardship role for natural resources. Our responsibility is to manaaki (care for) these resources in an environmentally sustainable way.