Overview

Administration Assistant Jobs in Harris Park, New South Wales, Australia at Ventia

Title: Administration Assistant

Company: Ventia

Location: Harris Park, New South Wales, Australia

Join Ventia and be part of a team delivering essential services across Defence & Social Infrastructure. We’re looking for a proactive Administration Assistant to support our operations team and help ensure seamless service delivery across this high-impact contract.

Why Join Ventia?

  • Flexible and hybrid working arrangements.
  • Be part of a contract that supports schools and local communities, making a meaningful impact every day.
  • Join a large, stable organisation delivering essential services across Australia and New Zealand.
  • Work in a supportive, close-knit team with mentoring from experienced leaders.
  • Access career development opportunities, including training, coaching, and progression pathways.
  • Enjoy employee benefits, and health & wellbeing programs (including EAP, Fitness Passport and various discounts).

About The Role

You’ll provide critical administrative support across payroll, and workforce coordination to ensure the smooth day-to-day running of the contract. You will:

  • Support timesheet validation and payroll processes, ensuring accuracy and timely submission.
  • Manage a high-volume inbox, responding to employee queries and requests efficiently.
  • Act as a first point of contact for general enquiries, resolving issues and investigating where required.
  • Assist with employee lifecycle administration, including onboarding, contract changes, and terminations.
  • Coordinate and reconcile leave requests, medical certificates, and payroll adjustments.
  • Maintain accurate records and support compliance with internal processes and procedures.

About You

You’re an organised and detail-oriented administrator who thrives in a busy, service-driven environment. You’ll bring:

  • Previous experience in an administration or coordination role.
  • Strong organisational skills with the ability to manage multiple priorities.
  • Confidence working with systems and MS Office (Excel, Outlook, Word).
  • Excellent communication skills and a customer-focused mindset.
  • A proactive, team-oriented approach with strong attention to detail.

About Ventia

Ventia is a leading infrastructure services company, operating across Australia and New Zealand. Our clients are the owners and operators of assets that are critical to our local communities. We pride ourselves on working smart, safely and sustainably, harnessing the latest technologies and brightest minds. With a diverse and proud heritage, we have a track record of delivering essential services to the communities in which we operate.

Diversity

Ventia is enriched by the diverse experiences, talents and cultures that our people bring to the organisation, while celebrating and respecting the communities we operate in. We are committed to providing a safe and positive environment that provides equal opportunities for individuals of all backgrounds, including Aboriginal and Torres Strait Islander people, LGBTQIA+, Women, Veterans and spouses and people with disabilities.

How To Apply

If you are looking to expand your career with a business that rewards and values its employees, please apply below by clicking on the apply now button.

Position Reference Number: 167079

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