Site Administrator — Water Infrastructure Project

McConnell Dowell; Sydney; On-site; AUD 50,000 - 70,000; Full time

Job summary

McConnell Dowell is seeking a Site Administrator to join the Ryde to Pymble Pipeline Upgrade team in Sydney. This site-based role supports a high-performing project team delivering critical water infrastructure.

The position is initially offered as a 6-month fixed-term contract, with potential longer-term opportunities for high performers. Reporting to the Project Manager, you will ensure efficient site administration, payroll support and office coordination to keep the project running smoothly.

Qualifications

• Proven experience in site administration within construction or infrastructure projects.
• Strong organisational skills with ability to manage multiple priorities.
• Attention to detail and accuracy in all administrative tasks.
• Confident communication and collaborative approach.
• Proficiency in Word, Excel and Outlook.

Responsibilities

• Coordinate day-to-day administration and operations of the project site office.
• Process purchase orders, invoices, delivery dockets and support project cost reporting.
• Manage weekly payroll administration, employee records and timesheet coordination.
• Maintain document control systems, project correspondence and office filing.
• Organise meetings, travel, accommodation and site logistics for project personnel.
• Provide administrative support to project leadership and act as first point of contact for site.

Skills

Site administration

Payroll processing

Documentation

Office coordination

Communication

Tools

Microsoft Office

Job description

McConnell Dowell is seeking a Site Administrator to join the Ryde to Pymble Pipeline Upgrade team in Sydney. This site-based role supports a high-performing project team delivering critical water infrastructure.

The position is initially offered as a 6-month fixed-term contract, with potential longer-term opportunities for high performers. Reporting to the Project Manager, you will ensure efficient site administration, payroll support and office coordination to keep the project running smoothly.