Mobile Plant Mechanic - Field Service

Date:  1 Jun 2026
City:  Fairfield - Branch

At Komatsu Australia you’ll be part of an inclusive culture where all our people thrive, reflected in our purpose: creating value together. We encourage people with diverse backgrounds to apply for this role. 

The Opportunity:

As a Mobile Plant Mechanic – Field Service based in Fairfield, you will travel throughout the Sydney metropolitan area providing diagnostic, repair and maintenance support across a range of Komatsu mobile plant equipment.

Working independently in the field, you'll be responsible for delivering high-quality service outcomes, building strong customer relationships and ensuring all work is completed safely and efficiently. This is an excellent opportunity to join a global OEM with a strong reputation for training, career development and technical excellence.

Komatsu is a global leader in construction and mining equipment with more than sixty thousand employees worldwide and a strong presence across Australia. With ongoing investment in technology, training and customer support, this is an opportunity to build a long-term career with a stable and growing OEM.

 

Key Responsibilities

  • Deliver high-quality field service support across customer sites throughout Sydney Metro
  • Diagnose, troubleshoot and repair mobile plant equipment
  • Complete preventative maintenance and inspections in accordance with OEM standards
  • Accurately document diagnostic findings, repairs and service activities
  • Submit timesheets and required paperwork within required timeframes
  • Maintain all site inductions, licences and compliance requirements
  • Identify and escalate technical or customer issues where required
  • Build strong working relationships with customers while representing Komatsu professionally
  • Participate in ongoing technical development and OEM training programs

Roster: Monday to Friday – 40-hour work week.

Hourly Rate: Up to $54.86 - $55.95 per hour + super + overtime + tool of trade vehicle

Role Located:  Fairfield, NSW

Komatsu benefits:

  • Families Policy: 16 weeks of paid primary carer parental leave, 4 weeks of secondary carer leave, plus many more family friendly benefits.
  • Financial: Income Protection Insurance provided through our company superannuation fund.
  • Career: Recognition, awards, flexibility, further education studies and internal career development.
  • Health: Corporate discount with Bupa, Total Wellbeing Solution with Telus Health.
  • Travel: Discounts with Avis, Qantas, Crown, IHG and travel agents.
  • Referral Program: $3000 referral payment for referring a successful new employee to Komatsu.

What we are looking for:

  • Trade qualification in Mobile Plant Technology, Heavy Vehicle, Diesel Fitting or equivalent
  • Previous experience working on mobile plant equipment (essential)
  • Strong diagnostic and fault-finding capability
  • Experience carrying out repairs, maintenance and inspections on construction, mining or earthmoving equipment
  • Ability to work independently across multiple customer sites
  • Strong commitment to safety, quality and customer service
  • Current driver's licence
  • General knowledge of Microsoft programs and service systems

Ready to get started? Simply hit the apply now button! 

Komatsu offers a zero-harm culture in the workplace and competitive remuneration package. We employ people with different skills, abilities, cultural backgrounds, experiences, preferences, ethnicities and from different generations. Komatsu is committed to a workplace where women can thrive.