McMahon Services is looking for a Project Engineer – Civil & Infrastructure to join our Civil & Infrastructure team in Adelaide.
This is an exciting opportunity to be part of one of South Australia's largest and most significant infrastructure projects, working alongside experienced Project Managers, Senior Project Engineers and construction professionals.
You'll take ownership of key areas of project delivery and gain exposure across construction planning, procurement, commercial management, technical coordination and site delivery.
We're looking for a Project Engineer who brings strong civil construction fundamentals, communicates well and enjoys being closely involved in project delivery.
Experience across water, sewer, drainage or underground services will be highly regarded, but we're equally interested in Project Engineers from broader civil and infrastructure backgrounds.
About McMahon Services
McMahon Services is one of Australia's largest privately owned construction, industrial and environmental services organisations, employing more than 1,300 people across Australia.
Our Civil & Infrastructure team delivers a diverse range of projects across earthworks, roads, drainage, utilities and complex infrastructure, supported by experienced project, construction and commercial professionals.
We're proud of the projects we deliver, but equally proud of the people behind them. We invest in our people, provide opportunities to take on greater responsibility and support genuine long-term career development across our business.
About the Role
Reporting to the Senior Project Engineer and Project Manager, you'll support the delivery of major civil and infrastructure works across the project.
You'll work across both the technical and commercial aspects of project delivery, coordinating subcontractors and suppliers, supporting procurement, monitoring programme and costs, resolving technical queries and maintaining accurate project documentation.
You'll also work closely with Supervisors and site teams, giving you hands‐on exposure to construction delivery and the opportunity to see your work progress from planning through to completion.
This is a role where you'll be encouraged to take ownership, solve problems and continue developing your project delivery capability.
What You'll Do
Support the delivery of major civil and infrastructure works.
Take ownership of allocated work packages from planning through to delivery and completion.
Coordinate subcontractors, suppliers and self-perform crews.
Support project planning, programming and short-term construction scheduling.
Coordinate procurement of materials, equipment and subcontractor packages.
Monitor project costs, budgets, forecasts and progress against programme.
Prepare and manage RFIs and coordinate technical queries with designers, consultants and client representatives.
Review drawings, specifications and technical documentation.
Support contract administration, variations, progress claims and project reporting.
Monitor construction quality and ensure works comply with project specifications.
Support safety, environmental and quality requirements across allocated works.
Maintain accurate project documentation, records and reporting.
Identify project risks, delays and opportunities early.
Work closely with Supervisors and site teams to resolve technical and construction issues.




Build strong relationships with clients, subcontractors, suppliers and project stakeholders.
Contribute to construction methodologies, technical problem-solving and continuous improvement.
What You'll Bring
Tertiary qualification in Civil Engineering or a related discipline.
Previous experience as a Project Engineer or in a similar project delivery role within civil construction or infrastructure.
Good understanding of project planning, procurement, scheduling and construction coordination.
Commercial awareness with exposure to cost tracking, variations, forecasting or contract administration.
Ability to read and interpret drawings, specifications and technical documentation.
Understanding of quality assurance, safety and environmental requirements within construction.
Experience coordinating subcontractors, suppliers and project activities.
Strong organisation, planning and practical problem-solving skills.
Strong written and verbal communication skills.
Ability to build positive relationships across project and site teams.
Experience using project management systems such as InEight, Aconex, Procore or similar.
Current White Card and Driver's Licence.
Ability to meet relevant project and site access requirements.
What Will Set You Apart
Experience across civil utilities, water, sewer, drainage or underground services.
Experience delivering major civil or infrastructure projects.
Bulk earthworks, roads or broader civil construction experience.
Experience taking ownership of individual work packages or scopes.
Procurement and subcontractor management experience.
Exposure to project cost management, forecasting and commercial reporting.
Experience working within complex or live infrastructure environments.
Strong technical and practical problem-solving capability.
A proactive attitude and willingness to take ownership.
A genuine interest in progressing towards Senior Project Engineer and Project Management opportunities.
Why Join McMahon Services?
Play a key role on one of South Australia's most significant infrastructure projects.
Take genuine ownership of civil and infrastructure work packages.
Gain exposure across technical, commercial and project delivery activities.
Work alongside experienced Project Managers, Senior Project Engineers and construction professionals.
Broaden your experience across complex civil construction and infrastructure.
Long-term, stable employment with a leading privately owned contractor.
Genuine career progression towards Senior Project Engineer and Project Management roles.
Access ongoing learning and development through the MAC Learning Academy.
Join a collaborative, safety-focused team where your ideas and contribution are valued.
At McMahon Services, we embrace diversity and inclusion as fundamental values. We believe that a diverse workforce fosters innovation, creativity and a deeper understanding of the communities we serve. We are committed to creating an inclusive environment where all employees feel valued,



respected and empowered to contribute their unique perspectives and talents. We encourage applications from people of all backgrounds, identities and experiences.
McMahon Services is an industry leading, privately owned industrial, construction and environmental services provider.
Established in **** by brothers David and Andrew McMahon, McMahon Services has grown from a team of 12 into a truly national business.
Our family business heritage and culture of innovation set us apart, fostering a commitment to developing leading edge approaches across the whole organisation that surpass industry standards.
With offices in South Australia, Queensland, Western Australia, New South Wales, Victoria and the Northern Territory, we employ more than 500 staff and deliver projects from city centres to remote locations
McMahon Services has delivered some of Australia's most difficult and significant construction services projects.
We go to where our clients need us to be, with a proven ability to undertake work in remote locations, coupled with an exceptional emergency response capability. Our immediate response means we are on‐site ready to plan and take action when needed.
Our diversity and can‐do attitude are our core strengths. We apply our knowledge, resources and experienced teams to work across a broad range of disciplines and sectors, providing our clients with the expertise and hands‐on skills to meet their specific needs. As a multi‐disciplinary, full service provider, we use our own direct wage staff and boast a $70 million network of modern company‐owned plant and equipment.
We were awarded Federal Safety Accreditation in **** – the first multi‐disciplinary construction services company in Australia to achieve this recognition.
We look forward to the future and tackling new challenges with the same enthusiasm, dedication and excellence that has been true of all of our operations to date.
Our core values stem from our beginnings as a small family business and remain unchanged.
Our people are central to what we do
Our greatest asset is our people. It is through the hard work of our teams across the business that McMahon Services has continued to grow and extend the boundaries of performance. Our business is rich in tradition, with many of our staff being second generation employees.
We strive for innovation
Innovation and surpassing industry standards is what we strive for. We approach each project with secure, cost effective and value adding solutions. McMahon Services has been recognised by the industry and our peers for innovation and best practice, and we will continue to reach for new heights.
We have an unbeatable can‐do attitude
We are determined to exceed client expectation with every project we undertake, no matter the size. We go the distance and to where our clients need us to be. We have built our business on tackling the tough jobs.
We are safety focused and our business is underpinned by a strong safety culture – team mates looking after team mates. Our objective is to continually improve our safety performance to ensure a zero harm environment for our works, stakeholders and the wider community.
We have a family business heritage
We respect where we have come from and all those involved in the ongoing journey from clients to partners, subcontractors, suppliers and staff.
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📌 Project Engineer (Adelaide)
🏢 Mcmahon Services
📍 Adelaide