Civil Supervisor

McMahon Services is seeking an experienced Civil Supervisor to join our growing Civil & Infrastructure team in Western Australia.

If you’re a hands-on Supervisor who enjoys being close to the work, leading crews and keeping projects moving safely and efficiently, this could be a great next step.

You’ll work closely with Site Managers, Project Managers, Engineers and delivery teams to coordinate day-to-day site activities, manage subcontractors and resources, and ensure works are delivered safely, on programme and to the required quality standards.

With projects across Western Australia, the role will require travel and working away from home depending on project requirements, providing plenty of variety and exposure to different civil construction environments.

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 projects across metropolitan, regional and remote locations. We’re continuing to grow our capability and project pipeline in Western Australia, creating opportunities for experienced construction professionals to join the team and grow with us.

About the Role

Reporting to the Site Manager, you’ll take responsibility for coordinating site crews, subcontractors, plant and daily construction activities across our civil projects.

You’ll provide clear direction to your team, monitor progress against the programme and work closely with project delivery teams to resolve issues before they impact safety, quality, productivity or project milestones.

This is a practical leadership role. We’re looking for someone who is comfortable making decisions on site, communicating clearly with crews and subcontractors, and taking ownership of getting the job done well.

What You’ll Do

• Supervise and coordinate site crews, subcontractors and daily construction activities.
• Plan and prioritise works against daily and short-term programmes.
• Coordinate labour, plant, materials and subcontractor activities.
• Monitor site productivity, progress and quality.
• Read and interpret drawings, specifications and project documentation.
• Identify potential delays, variations and project risks and communicate these early.
• Maintain accurate and timely site diaries and project records.
• Work closely with Site Managers, Project Managers, Engineers and Supervisors to resolve site issues.
• Build strong relationships with clients, subcontractors, suppliers and project stakeholders.
• Lead pre-starts, toolbox meetings and site safety activities.
• Support the development of JSAs, risk assessments, permits and safe work practices.
• Drive strong WHSEQ performance and lead by example on site.

What You’ll Bring

• Minimum 5 years’ construction industry experience, with demonstrated civil construction site experience.
• Construction trade qualification.
• Proven experience supervising construction crews and subcontractors.
• Strong understanding of construction sequencing, scheduling and constructability.
• Ability to read and interpret drawings, specifications and contract documentation.
• Strong leadership and people management capability.
• Practical problem-solving skills and the ability to manage changing site priorities.
• Sound understanding of WHSEQ requirements and construction safety practices.
• Strong communication, organisation and reporting skills.
• Current Driver’s Licence and White Card.
• Current First Aid accreditation.
• Police Check and DCSI Clearance, or willingness to obtain.
• Flexibility to travel and work away when required.

What Will Set You Apart

• Experience supervising complex civil infrastructure projects.
• Strong understanding of plant and resource utilisation.
• Experience coordinating multiple crews, subcontractors and work fronts.
• Commercial awareness, including identifying variations, delays and potential EOTs.
• A strong track record of developing positive and productive site teams.
• A proactive approach—you identify problems early and work with the team to find practical solutions.

Why Join McMahon Services?

• Join a growing Civil & Infrastructure business in Western Australia.
• Work across a diverse pipeline of civil construction projects.
• Take genuine ownership of day-to-day site delivery.
• Work with experienced project and construction leaders who support you to get the job done.
• Long-term career pathways into Site Manager and broader construction leadership opportunities.
• Access ongoing development through the MAC Learning Academy.
• Be part of a collaborative, down-to-earth team with a strong focus on safety, quality and delivery.

Ready to Lead Your Next Project?

If you’re an experienced civil construction professional who enjoys leading from the front, solving problems and getting the best from your team, we’d like to hear from you.

Apply today and join McMahon Services in Western Australia.

No recruitment agencies please.

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.