Office Administrator
Location:Naval Base, WA
Company:RW Equipment & Consulting Australasia (RWECA)
Type:Casual- (with the opportunity to transition to permanent full-time following the successful completion of a six-month probationary period)
Hours:Monday to Friday, 8-hour shifts ****** hours per week)
Join a growing team supporting Australia's largest mining and rail clients.
RW Equipment & Consulting Australasia (RWECA) is a leading supplier of Flashbutt welding machinery and specialist technical services to Tier 1 mining and rail infrastructure companies across Australia.
We are seeking a driven and detail-orientedAdministratorto join our team at our Naval Base office.
Key Responsibilities:
Provide day-to-day administrative support across the business, including assisting withAccounts Payable (AP)andAccounts Receivable (AR)functions, data entry, reconciliations, and maintaining accurate financial records.
Prepare, review, and process customer quotations, invoices, purchase orders, and associated documentation
Coordinate procurement activities, including creating and managing purchase orders, processing supplier invoices, and maintaining procurement workflows throughSAP Aribawhile liaising with suppliers and internal stakeholders
Coordinate employee and contractor site mobilisations, including arranging flights, accommodation, medicals, inductions, training, and onboarding documentation to ensure personnel are site ready.
Provide comprehensive administrative support to the Operations Team and Senior Management, including document preparation, reporting, scheduling, correspondence, record management, and assisting with the day-to-day coordination of business operations.
What We're Looking For:




Demonstrated experience in a similarAdministration, Cost Control, Project Administration, or Mobilisationrole, preferably within therail, mining, engineering, or constructionindustries.
Strong working knowledge and practical experience usingXeroandSAP Ariba, with the ability to confidently manage financial and procurement processes.
Proven experience coordinating workforce mobilisation for major resource clients, includingBHP,Roy Hill, and other Tier 1 organisations, with a solid understanding of theEnableplatform and site access requirements.
Proficiency in Microsoft Excel and general office software
Exceptional attention to detail, with strong organisational and administrative skills and the ability to maintain a high level of accuracy.
Demonstrated ability to effectively manage multiple priorities, work autonomously, and consistently meet deadlines in a fast-paced environment.
Excellent written and verbal communication skills, with a professional, proactive, and customer-focused approach when liaising with clients, suppliers, and internal stakeholders.
A collaborative team player who thrives in a dynamic environment and enjoys supporting field personnel, operational teams, and senior management to achieve business objectives.
A positive attitude, strong work ethic, and a willingness to learn, contribute, and grow within a rapidly expanding business.
Why RWECA?
Work with a company that services Tier 1 clients such as BHP, FMG, Roy Hill, and John Holland
Be part of a close-knit team where your contribution matters
Opportunities for growth as we continue to expand across Australia and internationally
A supportive and flexible work environment based in Naval Base

📌 Office Administrator (Western Australia)
🏢 RW Equipment and Consulting Australasia
📍 Western Australia