Mechanical Service Engineer - Underground Equipment

Komatsu Underground is seeking an experienced Mechanical Service Engineer to join our team in a permanent, full-time position supporting Carborough Downs Mine Site.

This role is ideal for someone who enjoys being close to the customer, combining strong technical knowledge with relationship-building and a proactive approach to customer support.

You'll work closely with the customer to understand their equipment and maintenance requirements, provide technical support and identify opportunities where Komatsu can deliver additional value through equipment overhauls, component rebuilds and parts sales.

More than just responding to issues as they arise, you'll develop a strong understanding of the customer's operation and work closely with our internal teams to deliver the right support and solutions.

What You'll Be Doing

Build and maintain strong working relationships with the customer at Carborough Downs.

Provide mechanical technical support and troubleshooting for underground mining equipment.

Work closely with the customer to understand equipment performance, maintenance requirements and upcoming needs.

Identify and promote opportunities for equipment overhauls, component rebuilds and parts sales.

Provide practical technical advice and solutions to support equipment reliability and performance.

Liaise with Komatsu service, parts and support teams to ensure customer requirements are understood and followed through.

Act as a key link between the customer and Komatsu, ensuring ongoing communication and support.

Support safe work practices and ensure work is carried out in line with site and Komatsu requirements.

About You

We're looking for someone who is technically strong, approachable and comfortable working directly with customers.

You'll enjoy solving problems and building relationships,



with the ability to look beyond the immediate technical issue and understand what the customer may need next.

Ideally, you'll bring:

Strong mechanical knowledge and experience working with heavy mobile or underground mining equipment.

Relevant mechanical trade and/or engineering qualifications.

Strong fault-finding and problem-solving skills.

The confidence to build relationships and communicate effectively with customers at site level.

A proactive approach and the ability to identify opportunities for additional customer support.

Strong safety awareness and a practical, hands-on approach.

Experience with Joy underground mining equipment would be highly regarded.

More reasons to join Komatsu

More time for you

with the option to purchase up to 10 additional days of annual leave each year.

Support for growing families

with 12 weeks paid primary carer parental leave.

Stay active for less

with access to Fitness Passport.

Look after your health and wellbeing

with discounted HCF corporate rates, Employee Assistance Program support and free health and wellness resources.

Save on everyday expenses

with discounts across more than 400 retailers Australia wide.

Excellent deals on leading brands

including Apple, Dell, LG, Samsung, Xbox and PlayStation.

Discounts on vehicles and travel

through Toyota, Orix and Avis.

Keep developing your skills

with access to thousands of expert-led courses across business, technology and creative skills.

Why Join Komatsu?

This is an opportunity to take ownership of an important customer relationship while staying closely connected to the equipment and technical side of the business.

You’ll develop a strong understanding of the Carborough Downs operation and play a key role in connecting the customer with the technical support, parts, rebuild and overhaul solutions they need.

If you're an experienced mechanical professional who enjoys solving problems, building customer relationships and finding better ways to support underground equipment, we'd like to hear from you.

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📌 Mechanical Service Engineer – Underground Equipment (Rockhampton)
🏢 Komatsu
📍 Rockhampton