Mining Site Assembly Supervisor - Perth | Perth
People are at the heart of what we do
Mining Site Assembly Supervisor - Perth
- Perth, WA, Australia
- Full Time - Permanent
Are you an experienced Diesel Mechanic / HD Fitter / Assembly Technician ready to take the lead? Or a current Leading Hand / Supervisor looking to step into a bigger challenge with a global OEM?
Hitachi Construction Machinery Australia (HCA) has an exciting opportunity for a Mining Site Assembly Supervisor to join our Perth team, overseeing all mining assembly operations across customer sites.
If you thrive in a fast‑paced environment, take pride in delivering machines built right the first time, and enjoy leading people — this is the role to elevate your career.
Why This Role Stands Out
- Work with a world‑class OEM and industry-leading machinery
- Leadership role with autonomy and visible impact
- Competitive salary + allowances + company bonus program + Fully maintained car
- Long‑term, stable career opportunities within a global organisation
- Ongoing OEM training, systems development and professional growth
- Supportive culture where safety, teamwork and performance matter
About the Role
Reporting to the Field Service / Mining Builds Coordinator, you will oversee the planning, scheduling, execution and quality assurance of all mining equipment assemblies—ensuring build targets, safety expectations and customer requirements are met.
You’ll lead a team of tradespeople while coordinating parts, tooling, subcontractors and service administration to ensure machines are assembled to specification, on time, every time.
Key Responsibilities
- Plan and schedule labour, parts, tooling and job packages for all onsite assemblies
- Supervise technicians, apprentices and subcontractors to ensure high-quality work
- Ensure all assemblies are completed within target build times and delivery deadlines
- Monitor labour recovery, job costing, WIP and build progress
- Complete all service paperwork accurately to support correct invoicing
- Conduct toolbox talks, safety conversations and hazard reporting
- Drive continuous improvement using Six Sigma and HCA QA systems
- Maintain excellent customer communication and professional service standards
- Provide coaching, training and performance guidance to service personnel
What You’ll Bring
Essential
- Trade qualification: Diesel Fitter / HD Mechanic / Mobile Plant Technician
- Strong technical background in mining or construction machinery
- Experience supervising or leading a team of trades personnel
- Strong understanding of labour recovery, WIP management and job costing
- Excellent communication, organisation and customer service skills
- Ability to work autonomously, prioritise and problem‑solve
- Computer literacy (Microsoft Office + service systems)
Highly Regarded
- Experience with Hitachi or other OEM mining equipment
- Familiarity with AMT, ConSite, D365 or similar systems
- OH&S Supervisor training or project management exposure
- Logistics or freight coordination experience
Who This Role Suits
- A senior HD fitter or assembly technician ready for leadership
- A Leading Hand wanting to step into full supervision
- A seasoned Supervisor seeking growth within a global OEM
- Someone who loves coordinating people, solving problems and delivering results