Senior Contracts Administrator
Job no: ________|Work type: Full Time|Location: New South Wales|Categories: Administration, Commercial / Legal / Contracts
Seymour Whyte is seeking a Senior Contracts Administrator to support the delivery of the Creek Connect Project, part of the Sydney Waters Upper South Creek Networks Program that delivers major wastewater infrastructure to support Western Sydney's growth.
You will manage contracts and sub‐contracts from procurement through to close‐out, overseeing cost forecasting, variations and claims, and ensuring effective commercial outcomes while working closely with delivery teams, contractors and key stakeholders.
CreekConnect supports Western Sydney's growth and is a large‐scale, long‐term joint venture between Seymour Whyte and Jacobs, awarded by Sydney Water as an Engineering, Procurement, and Construction Management (EPCM) project.
The Upper South Creek Network will feature new wastewater pumping stations and gravity carriers, with the first work stage beginning before the year's end.
The project also emphasises safety, digital engineering and compliance with the latest standards, ensuring it meets future needs effectively.
About the Role
Manage contracts and sub‐contracts end‐to‐end
Support procurement and tendering activities
Monitor costs and forecasts
Administer variations and claims
Manage commercial risks
Liaise with contractors and stakeholders
About you
Tertiary qualification in Quantity Surveying, Construction Management, Engineering or a related field
Extensive experience in contracts administration on major infrastructure projects




Strong commercial and negotiation skills
Confident in managing claims and variations
Excellent stakeholder communication skills
Detail‐oriented with a proactive, team‐focused approach
Company Perks
Health & Wellbeing: discounted health insurance, seasonal vaccinations, wellness discounts, fertility benefit and employee assistance programme (EAP)
Time for life/Work‐life balance: birthday leave, purchased leave programme, paid parental leave and flexible work arrangements
Financial wellbeing: competitive remuneration, annual performance bonuses, salary continuance insurance and employee share programme
Career development: training, mentoring programmes and leadership development programme
Many of our projects are not accessible via public transport and require travel between and within active construction sites.
A current driver's licence and the ability to drive on site are essential.
Seymour Whyte is an Equal Opportunity Employer and encourages applications from candidates of diverse backgrounds, including veterans.
We are committed to an equitable construction industry and to an inclusive culture that embraces differences and gives everyone the opportunity to grow and be equally valued.
Next Steps
Submit your CV online to apply for this role
All successful applicants will be required to undergo a pre‐employment medical and criminal history check
Applications will only be accepted from candidates who have the right to work in Australia
Applications from recruitment agencies will not be accepted
Reference code: ________
Advertised: 11May****—Applications close: 11Jun****
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📌 Senior Contracts Administrator (New South Wales)
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📍 New South Wales