Heavy Diesel Auto Electrician - Construction

Posted Date:  1 Sept 2026
Location: 

Perth Precinct, WA, AU

About the Opportunity

We are seeking a skilled and motivated Auto Electrician to join our Construction Machines Repairs Workshop at Perth Branch, reporting directly to the Workshop Supervisor. In this role, you will diagnose, maintain, and repair Caterpillar equipment while ensuring all work is completed safely, efficiently, and to the highest quality standards.

About Perth Branch

WesTrac's Perth Branch Construction Machines Repairs Workshop specialises in the maintenance, repair, and overhaul of Caterpillar construction equipment. The team is committed to delivering safe, high-quality repair solutions that maximise machine reliability and customer satisfaction.

Roster: 5 Days On, 2 Days Off  10.5 Hours per Shift (inclusive of a 30-minute unpaid lunch break)

What You'll Do

  • Perform a wide range of auto electrical diagnostics, maintenance, and repair tasks on Caterpillar construction and earthmoving equipment, ensuring all work is completed to OEM specifications and safety standards.
  • Diagnose and troubleshoot electrical faults across machine systems, including wiring harnesses, sensors, control modules, lighting, and communication networks.
  • Carry out scheduled servicing, inspections, breakdown repairs, component replacements, and machine overhauls to maximise equipment reliability and availability.
  • Complete electrical testing, fault finding, and commissioning activities using diagnostic tools and Caterpillar systems.
  • Assist with machine upgrades, modifications, and the installation of electrical accessories and customer-specified options as required.
  • Collaborate effectively with team members, supervisors, and planners to prioritise workloads and meet workshop repair schedules and customer expectations.
  • Maintain a strong commitment to safety, quality workmanship, and continuous improvement while adhering to all WesTrac policies and procedures.

Skills & Experience

  • Australian-recognised Auto Electrical Trade Certificate.
  • Previous experience diagnosing and repairing heavy earthmoving, mining, construction, or mobile equipment is highly desirable.
  • Strong fault-finding and diagnostic skills across electrical and electronic machine systems.
  • Demonstrated ability to work effectively within a team environment while maintaining a high standard of workmanship.
  • Commitment to safety, quality, and customer service excellence.

Our Benefits Include

Financial Benefits

  • Paid Parental Leave & Secondary Carers Leave
  • Salary Sacrificing Opportunities
  • Novated Leasing
  • Income Protection Insurance
  • Access to more than 600 retail discounts, including Coles, Petbarn, Virgin, HOYTS and Crown

Health & Wellness

  • Discounts with BUPA
  • Fitness Passport providing access to multiple gyms across Australia
  • Employee Assistance Program (EAP) for employees and their immediate family

Culture & Career

  • Personal and Team Recognition through our Made for More Awards
  • Internal Career Development Opportunities
  • Ongoing Training and Development through the award-winning WesTrac Institute

Recommend & Spend

  • Employee Referral Program offering bonuses of up to $5,000 for eligible referrals

Additional Perks

  • Emergency Services Leave
  • Defence Force Reserves Leave
  • Employee Share Purchase Plan opportunities

Our Company & Commitment

With over 4,500 employees, WesTrac is one of the world's largest authorised Cat® equipment dealers, providing customers with a broad range of mining and construction equipment, technology, and support solutions.

At WesTrac, we celebrate diversity and are committed to creating an inclusive workplace where everyone feels safe, respected, and empowered to be their authentic selves. We encourage applications from First Nations peoples, LGBTQIA+ individuals, and people from culturally diverse backgrounds. WesTrac is proud to be a WORK180 Endorsed Employer, recognised for our commitment to diversity, inclusion, and equality.

At WesTrac, our primary focus is our people. As we look to the future, we’re focused on harnessing the best talent and providing them with the support they need to achieve success.

WesTrac is a member of the Diversity Council of Australia and recognises the value of and strongly support the principles of equal employment opportunities in the workplace, and we are committed to achieving a diverse and engaged workforce. We are an equal opportunity employer and encourage applications from female, Aboriginal and Torres Strait Island candidates.

WesTrac is an endorsed employer for women via WORK180 - who have reviewed our policies, processes, and initiatives to certify that we are an organisation that supports diversity, inclusion and equality.