Job Description

Overview

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McMahon Services is seeking an experienced Site Manager to lead on-site delivery across a range of building and construction projects throughout South Australia. This is a hands-on leadership role suited to a capable site professional who enjoys ownership of delivery, thrives in dynamic environments and works collaboratively with Project Managers, clients and subcontractors to achieve safe, high-quality outcomes.

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About McMahon Services

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McMahon Services is one of Australia's largest privately owned construction, industrial and environmental services organisations. Operating across Australia and New Zealand, we deliver complex projects from metropolitan areas through to remote locations, underpinned by strong values, experienced teams and a safety-first culture.

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About the Role

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As Site Manager, you will lead all on-site activities, coordinating labour, subcontractors and resources to ensure building projects are delivered safely, on time and within budget. You will work closely with Project Managers to drive performance, compliance and engagement on site. Regional travel may be required from time to time, with LAFHA and allowances provided where applicable.

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What You'll Do

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- Lead and manage site-based teams, subcontractors and suppliers
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- Work closely with Project Managers on RFIs, variations, delays and EOTs
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- Coordinate labour, plant and materials to meet program milestones
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- Prepare and issue weekly site and progress reports
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- Build and maintain strong relationships with clients and stakeholders
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- Ensure compliance with contract requirements, WHS and environmental standards
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What You'll Bring

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- Proven experience as a Site Manager in building construction
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- Solid understanding of building methodologies and sequencing
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- Ability to read, interpret and communicate plans and documentation
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- Experience preparing and reviewing JSAs and risk assessments
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- Strong leadership, communication and problem-solving skills
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- Construction White Card and current driver's licence
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- Senior First Aid certification (or willingness to obtain)
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- Ability to obtain Defence clearance, DCSI and National Police Clearance
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- Ability to pass pre-employment medical and drug & alcohol testing
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What Will Set You Apart

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- Experience delivering complex building projects safely, on time and within budget
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- Proficiency with MS Project and Microsoft Office
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- Experience using Procore and/or Pronto (desirable)
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- Strong ownership mindset and ability to manage site delivery autonomously
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Why Join McMahon Services?

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- Competitive salary and regional allowances
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- Long-term employment with a national contractor
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- Exposure to diverse building projects across SA
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- Supportive, collaborative and values-driven culture
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- Strong focus on safety, quality and continuous improvement
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Ready to take the next step in your Site Management career? Apply today to join McMahon Services.

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No recruitment agencies please.

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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.

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📌 Site Manager - Building & Construction (South Australia)
🏢 Mcmahon Services
📍 South Australia