About our Operation

Kimberley Mineral Sands Pty Ltd (KMS) is a 50/50 joint venture between Sheffield Resources Limited and YGH Australia Investment Pty Ltd (Yansteel).

The Thunderbird Mineral Sands

Operation (Thunderbird) is located mid-way between Derby and Broome, in the Kimberley region of Western Australia. Thunderbird is one of the largest and highest-grade zircon mineral sands deposits in the world and contains valuable heavy minerals including ilmenite, zircon and leucoxene, which are extracted and exported via the Port of Broome.

Our head office is based in Broome, and together we are focused on delivering economic and social benefits for the West Kimberley and its communities. We do this through living our values of Integrity, Accountability, Humility, Co-Creation and Inclusivity.

About the Role

Residing in the West Kimberley, this is an exciting opportunity for a Business Support Administrator (Site) to join our growing mining company. This role provides dedicated administrative support to the People and HST team and broader operational functions at the Thunderbird site. This role supports site access coordination, reporting, document control and day-to-day administration. As a key enabler of operational effectiveness, the role ensures site-based systems run smoothly, visitors are supported and documentation is accurate and up to date.

Site based roster:8 days on, 6 days off - Bus in Bus Out

Key Responsibilities

- Act as the Site Access System super-user, managing site access permissions and coordinating travel and accommodation for employees, contractors, and visitors.




- Coordinate onboarding and mobilisation activities for new starters and visitors, ensuring all pre-arrival requirements are completed.
- Provide administrative support to the People & HST team, including training compliance, meeting coordination, and maintaining personnel records.
- Support site operations through document preparation, purchase orders, room bookings, and day-to-day administrative requests.
- Prepare and distribute daily, weekly, and monthly operational reports using Microsoft Office and other business systems.
- Maintain document control systems, ensuring accurate version control, filing, and accessibility across Microsoft Teams and other platforms.
- Support internal audits by maintaining accurate, current, and compliant documentation.
- Coordinate office operations, ensuring supplies, PPE, stationery, and uniforms are maintained and the office workplace remains organised and professional.

About You

- ​​Cert III or IV in Business Administration (or equivalent)
- Minimum 2 years’ experience in a quick-paced administrative support role, ideally site-based
- Demonstrated ability to plan, organise,



and prioritise effectively in a dynamic operational workplace
- Current WA C-Class driver’s license
- Advanced proficiency in Microsoft Office (Word, Excel, Outlook, Teams)
- High attention to detail and commitment to accuracy
- Strong communication skills and the confidence to liaise with stakeholders at all levels
- A proactive, self-directed work style with a strong sense of ownership and reliability
- Previous experience using Fly2Work or a similar workforce mobilisation system is highly desirable

About the Benefits

In addition to joining our values focused team, you would also be eligible for the following benefits:

- Competitive base salary
- Housing & Living Allowances
- 5 weeks annual leave per annum
- Relocation support provided

Our Commitment to Diversity & Inclusion

KMS is committed to advancing an inclusive and diverse workforce culture and environment where people feel comfortable to be themselves. We acknowledge the different skills, experiences, and perspectives that people from diverse backgrounds including, race, ethnicity, disability, age, gender identity and sexual orientation bring to the workplace, will only strengthen our workforce. We strongly encourage applications from our key priority communities – Aboriginal and Torres Strait Islander people, women, youth, and people from culturally and linguistically diverse backgrounds.

How to Apply

This advert will close on the 28 August 2026, however, should a suitable candidate be found we reserve the right to close the advert earlier.

📌 Business Support Administrator (Site) (Broome)
🏢 Kimberley Mineral Sands
📍 Broome