Senior Site Admin

Position Information

Ref #

300048750

Classification

Professionals

Date Posted

22-May-2026

Description & Requirements

Due to Monadelphous’ continued growth, we are experiencing a particularly high level of activity across current and upcoming projects arising across a diverse range of sectors including Iron-Ore, Lithium, Rare Earth, and Gold. We are seeking highly skilled Senior Project Administrators to join our team and contribute to the success of these exciting resources projects. 

As a Senior Project Administrator, you’ll be at the heart of the project team, working closely with the Project Administration Lead and the wider Project team. Your primary responsibility will be to provide comprehensive administrative support to ensure the efficient and smooth execution of project activities.

Key Responsibilities:

• Maintain and manage site-based project systems, databases and documentation to ensure accuracy, compliance and smooth daily operations.
• Provide timely administrative support across site functions, including mobilisation, site access, reporting and general coordination.
• Assist with onboarding and training of new site personnel, ensuring they understand site procedures, systems and safety requirements.
• Work closely with the Project Manager and site admin team to drive process improvements and implement best practices across the site admin function.

Working with Monadelphous offers many benefits, some of which include:

• 2:1 roster, with attractive site uplift and PCB
• Safety and wellbeing at the forefront of our culture
• Internal transfer and secondment opportunities within the business

What you’ll bring:

• Minimum 5 Years’ experience in a similar role
• Experience on large-scale construction projects working for similar companies
• Ability to cooperate with other in order to accomplish site and project goals
• Capability to adapt to change; handle stress; and persist toward goals despite obstacles
• Initiative to set and achieve work goals for yourself
• Strong attention to detail, analytical and problem-solving skills
• High level of time management and the ability to handle a fluctuating workload

Life at Monadelphous

There’s lots to get involved in, celebratory or cultural events and so much more. We work hard to make Monadelphous a truly great place to work.

We celebrate our diversity and shared values and are committed to inclusion and equal opportunities for all. We’re committed to hiring locally, encourage people of all diverse backgrounds to apply and strongly encourage women and First Nations people to submit an application

About us

Monadelphous is an ASX-200 company providing multidisciplinary construction, maintenance and industrial services to many of the largest companies in the resources, energy and infrastructure sectors. Established in 1972, we’ve been working in Australia and around the world for more than 50 years. We work on the biggest projects and ensure our teams have a variety of opportunities available to follow their career path of choice.

Safety is at the forefront of everything we do, and we live by our promise: The Safe Way is the Only Way. Apply now to get started. A career at Monadelphous is a career with a difference. Make it yours.