Senior Contracts Administrator

Join the delivery team working on a state‑funded, greenfield wastewater treatment plant at Chambers Flat. This $350M project includes the WWTP and two conveyance pipelines servicing Park Ridge and Yarrabilba.

About the project
Logan Water has secured funding under Queensland’s Residential Activation Fund to fast‑track the Chambers Flat WWTP with land acquired and the design and planning well advanced. Construction is programmed to commence on treatment plant site from early 2026. You’ll operate within a mature, long‑term program alongside Logan Water and Alliance Partners WSP and Stantec.

The Opportunity

Reporting to the Commercial Manager, the Senior Contact Administrator is accountable for the efficient and effective management of all project related commercial and contractual matters across the Chambers Flat project. 

You will oversee the active day-to-day administration of assigned head contract agreements, related subcontracts and providing commercial leadership to project Contract Administrators. 

What we are looking for 

• A tertiary qualification in Commercial / Contract Management or related discipline (e.g. finance, contract law, construction management) is preferred.
• A minimum of five years’ experience in the construction industry (or related areas), and five years in a related role would be beneficial.
• Understanding of the broader utilities sector, preferably within water, energy or infrastructure environments.
• Demonstrated commercial management capability in a comparable business environment, with a minimum of five years’ experience operating at this level.

 What we offer

• A competitive remuneration package
• Flexible work practices across site/office, robust wellness benefits, and access to Downer Group programs.
• Career runway inside a mature SEQ program: leadership development, formal mentoring, and pathways into portfolio delivery and program director roles.
• The chance to deliver a city‑shaping asset that underwrites affordable housing and environmental outcomes for decades.  
• Opportunity for career growth with structured frameworks and supportive-inclusive team 
• Valued and respected position, with supportive and experienced team
• Work for a major ASX-listed company 

About Energy & Utilities…

Downer's Energy & Utilities business unit is an integrated trans-Tasman team, providing services and solutions that connect communities to essential networks and infrastructure. We design, build, operate and maintain today's critical assets and networks, delivering complete services across the water, electricity, telecommunications, industrial and power generation sectors. Our expertise spans in-house technical smarts, specialist engineering, integrated OEM partners, and dedicated crews of qualified tradespeople.

Downer Group is an employer that acknowledges and embraces the importance of our people's diverse experiences, talents, and cultures. As an inclusive employer, we welcome applications from everyone.

How to apply

Click "Apply" to start your application. We look forward to hearing from you! 

Downer does not accept unsolicited resumes, fees, or costs from recruitment agencies, search firms, or third parties. Candidates are welcome to submit their applications via the advertisement.