Field Service Fitter

Sime Motors; Toowoomba Regional; On-site; AUD 62,000 - 96,000; Full time

Job summary

Hastings Deering is seeking a Field Service Diesel Fitter in Toowoomba to diagnose, repair and maintain CAT machinery and diesel generators at customer sites across the Darling Downs region.

You will lead on-site fault finding, perform preventative maintenance and component changes, and operate independently while prioritising safety and customer service. A Trade qualification and generator experience are essential.

Qualifications

• Trade qualifications as diesel fitter or equivalent.
• Experience on Caterpillar mobile plant and diesel generators.
• Strong troubleshooting and repair skills.

Responsibilities

• Diagnose, repair and maintain Caterpillar equipment on customer sites.
• Lead field-based problem solving to restore uptime.
• Perform scheduled servicing and component changes.
• Ensure safety and compliance at all times.

Skills

Field service

Diesel engines

Troubleshooting

Education

Certificate III in Mobile Plant Technology

Heavy Commercial Vehicle Mechanical

Tools

CAT machinery

Diagnostic tooling

Diesel generators

Job description

Field Service Fitter# Careers## Field Service FitterApply: Australia | SEQ | Toowoomba - Field Service: Full time: Posted Today: End Date: November 22, 2026 (25 days left to apply): JR120065**Company :**Hastings Deering (Australia) Ltd**Kickstart your career or take the next step with Hastings Deering – where our people build something BIGGER.**We’re looking for experienced **Field Service Diesel Fitters** to join our team in **Toowoomba**, supporting our customers across the **Darling Downs region**. In this role, you’ll **diagnose, repair and maintain a wide range of Caterpillar equipment and diesel generators across various customer sites**. This is a **Permanent, 15/13 roster!****What you’ll be doing**As a **Field Service Diesel Fitter** at Hastings Deering, you will:• **Deliver expert mechanical service** – carry out diagnostics, repairs and maintenance on Caterpillar mobile plant and diesel generator systems across customer sites. • **Lead field-based problem solving** – respond to breakdowns, identify faults quickly and implement effective solutions to get equipment back online. • **Maintain equipment reliability** – perform scheduled servicing and component change-outs to keep customer fleets operating safely and efficiently. • **Operate independently** – work autonomously across the Darling Downs region, managing your workload while maintaining strong customer relationships. • **Apply technical precision** – use Caterpillar systems, service information and diagnostic tooling to ensure all work meets OEM standards. • **Champion safety every time** – follow all safety procedures, risk assessments and site requirements to uphold our No Harm culture.**Who are we and why work with us?**Hastings Deering is proud to be one of the top 5 Caterpillar dealerships globally. We sell, rent, and offer support and parts distribution services for Cat products across industries including resources, civil construction, transport, power systems, government, primary industries and marine. We have more than 3,500 employees across 23 business service centres throughout Queensland, Northern Territory, Papua New Guinea, the Solomon Islands and New Caledonia, with our headquarters based in Brisbane, Australia. When you join our team at Hastings Deering, you’ll benefit from:• **Big Pay, Bigger Growth** – Competitive hourly rates with competency-based pay rises PLUS regular scheduled increases under our Enterprise Agreement. • **Body, Mind & Wallet Support** – Free health checks, Employee Assistance Program, income protection insurance and major retailer discounts. • **World-Class Training** – One of only eight Caterpillar Centres of Excellence globally, giving you access to elite technical training. • **Career Paths That Work for You** – Development opportunities into leadership, technical specialist or support service roles. • **Security You Can Count On** – A stable long-term career backed by CAT’s global strength. • **Field Service Allowances** – Additional financial benefits for supporting our customers on the road.**What you’ll need**A successful teammate will have:• **Trade qualifications** – Certificate III in Mobile Plant Technology, Heavy Commercial Vehicle Mechanical Technology or equivalent diesel fitter trade. • **Caterpillar product knowledge** – experience working on CAT machinery, systems and diagnostic tooling (Desirable but not essential). • **Generator expertise** – strong hands-on experience servicing and repairing **Caterpillar diesel generators** in field environments. • **Strong troubleshooting skills** – ability to diagnose mechanical, electrical and hydraulic faults independently. • **Customer-focused mindset** – confident in building relationships, managing expectations and providing clear updates. • **Safety-first approach** – committed to maintaining high WHS standards at all times. • **Valid driver’s licence** – required to travel between customer sites across the Darling Downs region.**Interested? Here’s What’s Next:**If you’re interested in growing your career with a large OEM, we’d love to hear from you! **Apply Now** – click the button below. **Enquiries:** 1300 071 618 **Contact: Alex Kostowski – Senior Talent Acquisition partner** Hastings Deering follows a Pre-Employment Process for all successful applicants, which includes two employment references, a National Police Check and a medical assessment. Your Talent Acquisition Partner will guide you through these stages.