Trades Assistant

**Trades Assistant - Heavy Crew - Mt Arthur South**:

- Job ID
- 931183
- Job Type
- Permanent Full Time
- Location
- Australia - Muswellbrook, Australia - Singleton, NSW
- Categories
- Mining Maintenance, Trade - Other
- Applications close
- 04 Jun 2025 AUS Eastern Standard Time

**Work with a team of the best**

Thiess is excited to be expanding operations at Mount Arthur South with a newly awarded contract and the introduction of a modern Liebherr excavator fleet.

We're continuing to build a high-performing maintenance team and are looking for a skilled and driven Heavy Crew Trades Assistant to play a key role in lifting the performance and reliability of our fleet.

At Thiess, we achieve results by being a Safe, Productive, and People-focused operation that exceeds expectations—for both our business and our clients. We’re calling on motivated, hands-on individuals with a team-first mindset to join us and help drive our success at Mount Arthur South.

**About the role**

Location: Mount Arthur South Mine

Roster: Monday to Friday

As a Heavy Crew Trades Assistant, you will support our Excavator and Drill Maintenance Team by executing essential support and maintenance tasks. Based just outside of Muswellbrook, this role offers an excellent opportunity to grow your experience within a high-performing, supportive crew.

Key Responsibilities:

- High-pressure washing and detailing of Liebherr Excavators and CAT Drills
- Delivery and escort of tooling, parts, and equipment across site
- Assisting trades with planned maintenance tasks on heavy machinery
- Operating maintenance support equipment (including IT Loaders, EWPs, and service vehicles)
- Supporting shutdown preparation, staging, and clean-up
- General housekeeping and trade support across the heavy maintenance area

**About you**
- Safety-focused, proactive, and dependable
- Experienced in working around large mobile plant and heavy equipment
- Skilled in high-pressure washing and detailing of machinery, with an eye for quality and thoroughness
- Able to safely work in various weather and environmental conditions, including mud, heat, and dust
- Comfortable using pressure cleaners, degreasers, and industrial cleaning equipment
- Capable of operating support equipment and confident navigating a large mining site
- A strong team player with a positive attitude and willingness to assist tradespeople
- Motivated to grow their skillset and take pride in their work

**What Thiess can do for you**
- Permanent full-time positions
- Even time, lifestyle rosters
- Production bonuses (only include for applicable roles)
- Thiess’ commitment to training & development
- Salary sacrifice options - novated leasing
- Range of corporate discounts including health insurance (Medibank), travel & retail products.

**About us**

At Thiess, we partner with our clients to deliver excellence in open cut and underground mining in Australia, Asia and the Americas. For more than 85 years, we have operated in diverse commodities, geologies, environments and cultures. Our team uses global insight to optimise solutions and create value for each project, positioning them for optimal efficiency, productivity and cost performance, backed by how we meet our commitments. Thiess is committed to being at the forefront of sustainable mining, leveraging the power of our people and technology to support clients in their journey to more sustainable enterprises.

**How to apply**

This role is an opportunity to take the next step in your career. With our culture of recognition, development, and a stimulating and satisfying work environment, there is no better time to join Thiess.