Principal OHW Engineer

Come grow with us.

As the demand for safe, efficient, and cost-effective transportation grows, AECOM provides comprehensive services from concept to completion and beyond. Our transportation experts leverage local knowledge and global capability to help clients navigate challenges and build a better world. Specialising in planning, designing, and managing transportation systems, we also restore and upgrade aging infrastructure. We support public and private clients in moving people and goods sustainably, with a strategic focus on renewable energy and the electrification and decarbonisation of transportation.

Everyone belongs at AECOM

We’re committed to diversity, equity, inclusion, and belonging - because great ideas come from diverse perspectives. AECOM is proud to be a Fortune 500 Most Admired Company, a WGEA Employer of Choice for Gender Equality, Work180 Equitable Workplace Awards 2025 Winner and an AWEI Bronze Tier LGBTQ+ Inclusive Employer.

As a Principal Over Head Wiring Engineer, you will have a pivotal role leading our Overhead Wiring team, focussing on delivering complex overhead wiring systems within the Sydney Trains portfolio, with opportunities to support projects such as Penrith Area Remodelling, Western Sydney Freight Line, and Parramatta Light Rail Stage 2.

You will also have the opportunity to work on landmark railway projects across the ANZ region, for clients like Sydney Metro, Sydney Trains, V-Line, Queensland Rail, Aurizon, Public Transport Authority Western Australia, Melbourne Metro and Yarra Trams, to name a few.

How you’ll make a difference

• Lead and deliver systems for major New South Wales rail projects.
• Work on current and future programs including Sydney Metro and West Sydney infrastructure.
• Manage workload, costing, and scheduling across teams.
• Lead and mentor a small team of local and interstate engineers.
• Provide technical guidance aligning with with TfNSW OHW standards (1500V DC).
• Collaborate closely with Sydney Trains SMEs.
• Support business development, commercial activities, and project tenders.

The qualities that help you thrive

The following qualifications and experience are highly desired, but if you don’t tick all the boxes you could still be a perfect fit for this role. Please apply, all applications will be considered.  

• 10–15 years of OHW/OLE systems experience
• Minimum 5+ years delivering projects for Sydney Trains
• Expert in TfNSW (Transport for New South Wales) OHW standards and experience in 1500V DC systems and 25kV AC OHW systems.
• Proven experience managing projects and mentoring junior engineers
• Strong commercial acumen and bid/tender experience

Why you’ll love working with us

• Continuous learning and growth - lunch and learns, professional development courses, financial study assistance, 5 days paid study leave, global career opportunities
• Life and income protection plans, personal travel insurance discounts
• Annual professional membership cover
• Flexible work arrangements, including alternative start/finish times, part-time, job-sharing and hybrid work options

Ready to push the limits of what’s possible?

We welcome applications from individuals of all backgrounds, including those with disabilities, additional health or mental health needs, and/or neurodiverse conditions. If you require any adjustments during the hiring process, please let us know.

Applications are reviewed as they come in, and the role may close earlier than expected, so if this opportunity sounds like you, we encourage you to apply as soon as possible.

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AECOM acknowledges the Traditional Owners and Custodians of the lands on which we, our clients and our communities live and work around Australia. We pay our respects to their cultures and to their Elders — past, present, and emerging. We are committed to connecting to Country in our work through meaningful engagement with First Nations peoples and businesses.  Find out more about our Australian Reconciliation Action Plan here: https://aecom.com/au/our-vision-for-reconciliation/.

About AECOM

AECOM is the world’s trusted infrastructure consulting firm, delivering professional services throughout the project lifecycle – from advisory, planning, design and engineering to program and construction management. On projects spanning transportation, buildings, water, new energy and the environment, our public- and private-sector clients trust us to solve their most complex challenges. Our teams are driven by a common purpose to deliver a better world through our unrivaled technical and digital expertise, a culture of equity, diversity and inclusion, and a commitment to environmental, social and governance priorities. AECOM is a Fortune 500 firm and its Professional Services business had revenue of $13.1 billion in fiscal year 2022. See how we are delivering sustainable legacies for generations to come at aecom.com and @AECOM.

Freedom to Grow in a World of Opportunity 

You will have the flexibility you need to do your best work with hybrid work options. Whether you’re working from an AECOM office, remote location or at a client site, you will be working in a dynamic environment where your integrity, entrepreneurial spirit and pioneering mindset are championed.

You will help us foster a culture of equity, diversity and inclusion – a safe and respectful workplace, where we invite everyone to bring their whole selves to work using their unique talents, backgrounds and expertise to create transformational outcomes for our clients.

AECOM provides a wide array of compensation and benefits programs to meet the diverse needs of our employees and their families. We also provide a robust global well-being program. We’re the world’s trusted global infrastructure firm, and we’re in this together – your growth and success are ours too.

Join us, and you’ll get all the benefits of being a part of a global, publicly traded firm – access to industry-leading technology and thinking and transformational work with big impact and work flexibility. As an Equal Opportunity Employer, we believe in each person’s potential, and we’ll help you reach yours.