Senior Project Engineer – Water Infrastructure
Competitive salary + vehicle + uplift allowances.
As a Senior Project Engineer – Water Infrastructure, you will play a critical role on one of South Australia's most significant and high-impact infrastructure projects, delivering major utilities and water infrastructure works. Working across complex construction environments, you will drive project delivery outcomes through technical leadership, coordination, and hands‐on delivery while contributing to the transformation of Adelaide's transport network.
What You'll Do:
* Lead the delivery of utilities and water infrastructure works across major project packages
* Coordinate self‐perform crew, subcontractors, and suppliers to achieve safe and efficient project outcomes
* Manage project activities including procurement, scheduling, cost control, and contract administration
* Oversee water main installation, commissioning, pressure testing, and live main connection works
* Provide technical guidance to site teams and ensure compliance with project, safety, and quality requirements
* Prepare and manage project documentation including RFIs, reports, variations, and progress claims
* Build strong working relationships with clients, utility authorities, subcontractors, and project stakeholders
* Contribute to planning, problem‐solving, and continuous improvement across project delivery
What You'll Bring:
* Tertiary qualification in Civil Engineering or a related discipline
* Experience in project coordination, procurement, scheduling, cost control, and contract administration
* Proficiency in project delivery systems such as InEight, Aconex, Procore, or similar
* Experience in MSCL (Mild Steel Cement Lined) fabrication, welding, and installation
* Experience in DICL (Ductile Iron Cement Lined) and PVC pipeline installation
* Knowledge of water main commissioning, live main connections, pressure testing, and disinfection procedures
* Ability to self‐perform and manage plant and labour crews on trunk water main projects
* Knowledge of trench excavation, shoring, and reinstatement requirements to relevant standards
* Current White Card, Driver's Licence, and ability to obtain required clearances
What Will Set You Apart:
* Proven leadership capability within large infrastructure project environments
* Strong commercial, contractual, and risk management understanding
* Demonstrated experience managing multidisciplinary construction interfaces
* Strong knowledge of utility authority requirements and approvals processes
* A proactive and solutions‐focused approach with sound judgement
* Strong stakeholder engagement and relationship‐building skills
* Ability to thrive in fast‐paced, complex infrastructure environments
* Strong drive, initiative, and adaptability to changing project demands
Why Join McMahon Services?
* Competitive salary package and genuine career progression opportunities
* Long‐term, stable employment with a leading national contractor
* Opportunity to work on complex, challenging, and rewarding civil and infrastructure projects
* Strong safety‐first culture backed by experienced operational support
Employment Equality
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.
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