Seymour Whyte, together with Vinci Grande Projects and Beca, has been chosen by ICON Water to deliver the Design and Construct upgrade of the Lower Molonglo Water Quality Control Centre - the ACT’s main wastewater treatment facility and the largest of its kind in inland Australia. This four-year project will modernise the plant’s waste handling systems, support future growth, and prepare for potential changes to air emission standards. Located near central Canberra, the upgrade will strengthen and future-proof critical infrastructure for the region.
About the role
Reporting into the project leadership team, you’ll play a key role in keeping project administration running smoothly. The role combines strong site administration with executive‑level support, assisting senior managers with reporting, coordination and day‑to‑day project requirements.
Hours are flexible between 16–20 per week, with the ability to tailor days and times to suit both the project and the right candidate.
Key responsibilities
About you
You’re a confident and capable administrator with strong organisational skills and the ability to work independently. You’re comfortable supporting senior leaders and juggling competing priorities in a busy project environment.
We’re looking for someone who can demonstrate:
Seymour Whyte benefits:
We are a successful civil contracting business who has been operating in Australia for over 35 years. With the agility and personal connection of a Tier 2, yet the expertise of a Tier 1, and the enhanced resources of one of the largest, world-class construction companies, VINCI, our employees and clients get the best of three worlds.
As a progressive, leading civil engineering firm built on the strong foundations of our unique history, we engage, enable and empower our people to be better. With you, we are altogether stronger, in building the future we want.
Many of our projects are located in regional areas, therefore all applicants must hold a current Driver’s Licence and have their own transport.
Seymour Whyte is an Equal Opportunity Employer, and we encourage applications from candidates with diverse backgrounds, including veterans.
Our commitment to an equitable construction industry extends to an inclusive culture that embraces our differences and gives everyone the opportunity to grow and be equally valued. We're unified in our direction toward having a workplace that is balanced and fair for all.
Next steps
Reference code: 494855
Our internal Talent Acquisition team is managing this role; applications will not be accepted from recruitment agencies.

Seymour Whyte is a multi award-winning civil contractor that delivers major essential infrastructure across Australia.
With the expertise of a Tier 1, the soul of a Tier 2, and now, the strength of one of the largest construction companies globally, in VINCI, our people get the best of three worlds.
Our competitive advantage is our remarkable service and value for our clients, which comes from our highly skilled people, and excellence in governance and risk management.
People join Seymour Whyte because they’re looking for more from their professional growth and their personal connections. Our people mean more to us, do more with us, and have more involvement in building our world-class capability together.
Our high-performing, collaborative and agile teams are empowered to relentlessly look for smarter ways to impact our world class projects.
And, with an accessible team of hands-on management and leadership backing our people all the way, the possibilities for more diversity, growth, satisfaction and success in your career are well within your approval.
Our areas of expertise range from roads and bridges, rail, marine, airports, tunnelling services, water, wastewater, energy and power projects nationally. A focus on actively diversifying has led to expansion of our capabilities, with the size, reach and complexity of projects awarded increasing significantly.