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 recent 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 Benefits

- 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: 11May2023—Applications close: 11Jun2023

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📌 Senior Contracts Administrator (City of Sydney)
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