Senior Project Manager

McMahon Services is seeking an experienced Senior Project Manager to join our Civil & Infrastructure team.

This is a senior delivery role for an accomplished Project Manager who is ready to take full ownership of major, complex and/or multiple civil infrastructure projects, from pre-contract planning through to successful delivery and handover.

You’ll have accountability across project safety, programme, commercial and financial performance, quality and client outcomes, while leading and developing multidisciplinary project teams.

If you’re commercially driven, enjoy solving complex project challenges and want the autonomy to make decisions and influence how projects are delivered, we’d like to hear from you.

About McMahon Services

McMahon Services is one of Australia’s largest privately owned construction, industrial and environmental services organisations, employing more than 1,200 people across Australia.

Our Civil & Infrastructure team delivers a diverse range of projects across metropolitan, regional and remote locations. We’re continuing to grow our capability and project pipeline, creating opportunities for experienced project leaders to take on greater responsibility and build long-term careers with the business.

About the Role

Reporting to the Construction Manager/General Manager, you’ll lead projects from pre-contract and mobilisation through to construction, commercial close-out and handover.

This role comes with genuine ownership. You’ll be responsible for project P&L, forecasting, programme, resources, commercial strategy, risk, WHSEQ and client relationships, while leading the project team to achieve strong operational and commercial outcomes.

You’ll manage labour, plant, subcontractors, suppliers and materials, maintain disciplined project controls and work closely with internal commercial, finance, WHSEQ and operational teams.

You’ll also have opportunities to contribute during the pre-contracts phase, providing practical delivery input into tender strategy, construction methodologies, staging, programmes, pricing and subcontractor engagement.

What You’ll Do

• Lead major, complex and/or multiple civil projects from pre-contract through to completion.
• Take full ownership of project P&L, budgets, forecasting, cash flow and commercial performance.
• Develop and manage project programmes, resources, logistics and delivery strategies.
• Lead, mentor and develop Project Managers, Engineers, Supervisors and wider delivery teams.
• Manage contracts, variations, claims, commercial notices and project risk.
• Lead subcontractor and supplier engagement through delivery and commercial close-out.
• Identify risks and opportunities early and implement practical strategies to maximise project outcomes.
• Build strong, trusted relationships with clients, subcontractors and key stakeholders.
• Maintain clear and timely project reporting to senior management.
• Lead strong WHSEQ performance and a visible, proactive safety culture.
• Support tender strategy, methodologies, staging, programming and pricing when required.
• Drive continuous improvement across project delivery and project controls.

What You’ll Bring

• Significant experience successfully managing the full lifecycle of civil construction or infrastructure projects.
• Proven experience leading complex and/or multiple projects and multidisciplinary delivery teams.
• Strong P&L ownership and demonstrated commercial and financial management capability.
• Experience across contract management, variations, claims, forecasting and project controls.
• Strong understanding of construction planning, programming and resource management.
• Proven ability to identify and manage commercial, operational and project risk.
• Strong leadership capability with experience mentoring and developing project teams.
• Excellent negotiation, communication and stakeholder management skills.
• Ability to think strategically while remaining close to day-to-day project delivery.
• Confidence working autonomously and making sound, best-for-business decisions.

What Will Set You Apart

• Experience delivering major and technically complex civil infrastructure projects.
• Demonstrated success improving project profitability and commercial outcomes.
• Experience managing multiple work fronts, significant resources and complex logistics.
• Strong pre-contracts capability, including tender strategy, methodologies and constructability input.
• Ability to develop high-performing project teams and emerging leaders.
• Strong industry relationships across clients, subcontractors and suppliers.
• A practical leadership style and willingness to step in when projects need support.

Why Join McMahon Services?

• Take genuine ownership of major civil infrastructure projects.
• Influence project strategy, commercial performance and delivery outcomes.
• Work across a diverse and growing Civil & Infrastructure project portfolio.
• Lead and develop experienced project delivery teams.
• Contribute to tender strategy and future project opportunities.
• Work directly with senior operational and business leaders.
• Genuine pathways into broader construction and operational leadership roles.
• Access ongoing professional development through the MAC Learning Academy.
• Join one of Australia’s leading privately owned construction companies.

Ready for Your Next Challenge?

If you’re an experienced Project Manager ready for broader accountability—or an established Senior Project Manager looking for greater ownership and project variety—we’d like to hear from you.

Apply today and join McMahon Services.

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.