Senior Site Administrator

About John Holland:

At John Holland, our purpose is simple – we transform lives with everything we do.

We’ve always known that infrastructure is about people — our customers, our employees, and the communities in which we work every day.

That’s our difference. Deep experience and capability with a genuine care about creating better lives for people along the way.

Be part of the team that’s up for the challenge of transforming lives.

About the Project:

The Lake Macdonald Dam is located in the Noosa hinterland and is part of the South East Queensland drinking water supply operated by Seqwater. 

John Holland has been awarded the Contract to undertake the largest upgrade to the dam since its installation in 1965 as part of the Seqwater Dam Improvement Project. The upgrade will include but not be limited to:

• Pre-construction Approvals, Procurement and Site Establishment


• Lake Lowering and Aquatic Salvage


• Installation of Upstream Coffer Dam


• Cofferdam, Spillway Demolition and Working Platform


• Dam Construction


• Reinstatement, Rehabilitation and Demobilisation 

About the Opportunity:

We’re looking for an experienced Senior Site Administrator to play a key role on the Lake Macdonald Dam Improvement Project.

This is a pivotal position supporting a large, site-based delivery team, ensuring the smooth running of day-to-day project operations. You’ll take ownership of site administration functions, support leadership, and help keep the project moving efficiently.

Key Responsibilities:

• Oversee and coordinate all site-based administration functions


• Act as a key point of contact for project stakeholders, visitors, subcontractors, and suppliers


• Manage project documentation, records and filing systems, ensuring accuracy and compliance


• Lead accounts and procurement admin processes, including invoices, purchase orders and expense tracking


• Support the project team with reporting, document preparation and presentations


• Coordinate meetings, travel, site events and leadership diaries


• Provide high-level support to the Project Manager and senior leadership team


• Maintain site office operations, including supplies, systems and facilities


• Drive continuous improvement in administrative processes and systems

What We’re Looking For:

Experience

• Solid experience in a Site / Project Administrator role within construction or infrastructure


• Proven ability to operate at a senior level, managing competing priorities on a busy project site


• Strong exposure to project systems, document control and financial administration


• Experience supporting senior leaders on site

Skills

• Highly organised with strong attention to detail


• Confident communicator with a proactive, solutions-focused mindset


• Strong systems and IT proficiency across project platforms


• Ability to work autonomously while supporting a fast-paced team

Qualifications

• Relevant administrative experience (construction experience highly regarded)

As part of the team, you help us deliver on our promise to transform lives.

Your success is reflected in ours, so we're committed to being an employer of choice. We pride ourselves on having a diverse and inclusive workplace, as different perspectives and ideas will deliver our long-term success.

We want you to be with us for the long-term, so providing you with rich career experiences and ongoing development is our priority.

What's in it for you when you join John Holland?

We're about connecting your sense of purpose to ours. We understand that your career is one of the biggest ways to have an impact on the world. We also believe in supporting you as a whole person, not just an employee.

We reward and support our people in so many ways. This starts with being flexible about how different people like to work. From industry-leading leave policies to wellbeing and relationship support, your needs sit at the heart of our employee benefits.

We Offer: