Arc Infrastructure manages and develops transport infrastructure assets that support growth and create jobs in WA. Rail is at the heart of our business, and the 5,500km rail network is the backbone of freight transport in Western Australia from the diverse Midwest across to the fascinating Goldfields and Yilgarn regions through to the stunning South West and Great Southern. We’re committed to working with industry, our customers, partners and communities to find new opportunities that will support and strengthen our rail network for the benefit of WA.

Job Description The Opportunity We are currently looking for an experienced administrator to work in our Major Projects team on a 2year, fixed term, full time basis at our Perth Airport-based Head Office.

The Role

In the Project Administration Officer role you will be responsible for:

- Administration of purchase requisitions and purchase orders.
- Administration of cost recovery involving creation of client invoices based on timesheet information.
- Supporting the development, implementation and improvement of business wide project management frameworks, standards, procedures and templates.
- Supporting implementation and utilisation of project management systems.
- Supporting project governance defined for each phase of the business wide project management framework.
- Collaborating with internal teams and external stakeholders to support project leads and engineers to ensure all project deliverables meet requirements and expectations.
- Supporting the development of key elements of business cases such as gathering data, building justification, building cost estimates, and considering lessons learnt for past projects

About You

To be successful in this role you will have:





- Minimum 5 years working in administration / project environment / with multi-disciplinary teams (technical, commercial, procurement)
- Formal project management qualifications (CAPM, Prince2, Diploma in Project Management, etc) desirable
- Degree preferred, but not essential

Working at Arc Infrastructure

Working with us means working in a team environment where each person and team is valued for the diverse skills, ideas and experiences they bring. We promote a work workplace that is characterised by personal accountability, mutual trust and respect and a genuine interest in employees. We understand our employees are the key to our success and as a team, our focus is to ensure they feel safe, valued and fulfilled in the work that they do. We provide a range of employee benefits including:

- flexible working arrangements
- professional development opportunities
- competitive remuneration based on skills and experience
- purchased additional annual leave
- health and wellbeing initiatives including
- $299 annual subsidy
- flu shots
- skin cancer checks

- paid parental leave
- staff discounts and rewards program
- novated leasing
- and many more!

To learn more about Arc Infrastructure visit www.arcinfra.com/Careers

How to apply

If this looks like the role for you, please click the ‘Apply Now’ button to complete the online application. General queries can be directed to [email protected]. Please note we are unable to accept emailed applications.

Arc Infrastructure is committed to achieving a diverse and engaged workforce. We are an equal opportunity employer and encourage applications from female and Aboriginal and Torres Strait Island candidates.

Applications close on 17th August 2026

Recruitment agencies, our internal HR team looks after all of our vacancies. If we need your assistance we will reach out to you.

📌 Project Administration Officer (Perth Airport)
🏢 Arc Infrastructure
📍 Perth Airport