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.
The Opportunity
Arc Infrastructure is seeking a Communications Engineer to join our Technology team based at our Head Office near Perth Airport. This is a Perth-based role is a 24-month fixed-term contract, working within our Technology Strategy & Project Delivery function.
You will support the Principal Communications Engineer in delivering communications engineering solutions across a diverse portfolio of rail infrastructure projects, contributing to the design, implementation and support of critical communications systems across IT and OT environments.
The Role
As a Communications Engineer you will be responsible for delivering end-to-end engineering across the project lifecycle from design through to commissioning.
This is a project-focused engineering role where you will translate solution designs into deployable technical design and contribute to the ongoing evolution of Arc’s communications network.
Key responsibilities include:
- Deliver assigned communications engineering work packages across project lifecycles (design, build, test, commissioning)
- Contribute to and produce technical design documentation (TDDs, LLDs, implementation plans)
- Support the integration of communications systems across IT and OT environments, ensuring secure and reliable operation
- Ensure designs align with approved standards, architectures and engineering frameworks
- Perform testing, validation and commissioning of communications systems
- Support technical oversight of vendors and delivery partners
- Identify and manage technical risks and escalating where required
- Support operational readiness activities including documentation and handover to operations
- Provide guidance and advice to our Communication Technicians team
- Participate in change management processes and continuous improvement initiatives
About You
To be successful in this role, you will demonstrate:
- Degree in Engineering (Communications, Electrical, or similar)
- Approximately 2–5 years’ experience in communications engineering, ideally within infrastructure or operational environments
- Experience supporting project-based delivery (design, implementation, commissioning)
- Strong understanding of engineering standards, cybersecurity and system integration principles
- Current Driver’s Licence
Technical Experience (desirable across several areas):
- IT/OT networking (Layer 2/3 switching, routing, MPLS)
- Optical fibre and WDM solutions (CWDM/DWDM)
- Microwave radio and private mobile radio networks
- Telephony and collaboration systems (VoIP, recording)
- Edge devices and interfaces (serial data, VF circuits)
- Communication huts and infrastructure design
- Radio mast/tower configurations
- DC power systems including solar and battery solutions
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 environment 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
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 15th June 2026
Recruitment agencies, our internal HR team looks after all of our vacancies. If we need your assistance we will reach out to you.
