Diesel Fitter / Mechanic

Mca-Engineering; Mount Isa City; On-site; AUD 80,000 - 91,000; Full time

Job summary

MCA Engineering in Mount Isa, Queensland is seeking a skilled Diesel Fitter/Heavy Vehicle Mechanic for a full-time contract role. You will service, maintain and repair diesel machinery on site, working closely with the site team to keep equipment safe and reliable.

We value fault-finding skills, independent work, and safety. A trade qualification and the ability to pass a medical including drug and alcohol testing are required.

Qualifications

• You must hold a trade qualification as a Diesel Fitter or Heavy Vehicle Mechanic.
• Proven experience servicing and repairing diesel machinery and equipment.
• Strong fault-finding and diagnostic abilities and a commitment to safety.

Responsibilities

• Complete scheduled servicing and preventative maintenance on diesel machinery and equipment.
• Diagnose and repair mechanical, hydraulic and diesel engine faults.
• Respond to breakdowns and carry out equipment repairs on site.
• Conduct inspections and identify maintenance requirements.
• Maintain accurate service and maintenance records.
• Follow site safety procedures and maintain a tidy work area.

Skills

Fault-finding skills

Independence

Safety compliance

Education

Trade qualification: Diesel Fitter / Heavy Vehicle Mechanic

Job description

Mount Isa, Queensland 4825 A$58 - A$66

Full-time Contract Mid-level Senior

Posted 21 Oct 2026

Description

About MCA Engineering

MCA Engineering delivers innovative solutions and expert advice to the minerals and construction sectors across Australia. We work across mining, industrial and construction projects and are known for our strong safety focus, quality standards and experienced team.

About the Role

You will carry out servicing, maintenance and repairs on diesel machinery, vehicles and associated equipment. Working closely with the site team, you will help keep equipment operating safely and reliably.

Key Responsibilities

• Complete scheduled servicing and preventative maintenance
• Diagnose and repair mechanical, hydraulic and diesel engine faults
• Respond to breakdowns and carry out equipment repairs
• Conduct inspections and identify maintenance requirements
• Maintain accurate service and maintenance records
• Follow site safety procedures and maintain a tidy work area

About You

• Trade qualification as a Diesel Fitter, Heavy Vehicle Mechanic or equivalent
• Experience maintaining and repairing diesel machinery and equipment
• Strong fault-finding and diagnostic skills
• Ability to work independently and as part of a team
• Commitment to safe work practices
• Ability to pass a medical, including drug and alcohol testing.