Senior Project Engineer

Are you an experienced Senior Project Engineer ready to make a tangible impact on one of Australia’s most significant environmental remediation projects? McMahon Services, a leading privately-owned Australian company in construction, industrial, and environmental services, is seeking a dedicated professional to join our high-performing team.

This is your opportunity to contribute to the Rum Jungle Rehabilitation Project, a nationally important initiative where advanced engineering and environmental innovation come together to rebuild ecosystems, contain contaminants, and return the land to the Traditional Owners, the Kungarakan and Warai peoples.

About McMahon Services

At McMahon Services, we deliver high-value civil, industrial, and environmental projects across Australia and New Zealand. As a proud, family-owned business for over 30 years, we’re recognised for our commitment to safety, quality, and innovation. We invest in our people, champion professional growth, and empower our teams to lead with integrity. Join us and play your part in shaping the future of sustainable infrastructure and environmental restoration.

About the Role

As a Senior Project Engineer, you will be responsible for providing leadership and technical oversight across complex civil and environmental infrastructure projects.

Reporting to the Project Manager, you will ensure technical excellence, budget and schedule control, and adherence to quality and safety standards. You’ll also mentor junior engineers, coordinate subcontractors, and take a leading role in engineering design, procurement, and risk management.

You will step up to act on behalf of the Project Manager when required, ensuring strong leadership continuity and effective project delivery.

What You Will Do

- Lead the engineering and technical delivery of civil and environmental projects, including Rum Jungle.
- Support and deputise for the Project Manager in all aspects of project leadership.
- Oversee procurement, subcontractor engagement, scheduling, and reporting.
- Manage design coordination, technical RFIs, variations, and progress claims.
- Ensure compliance with WHSEQ policies, legislation, and best practice.
- Mentor graduate engineers and foster a strong safety and performance culture.
- Promote process improvement, value engineering, and innovation throughout project execution.

What You Will Bring

- A recognised degree in Civil, Environmental, or related Engineering discipline.
- 3–5 years’ experience in major construction or infrastructure project delivery.
- Proven experience in contracts administration, procurement, and project controls.
- Strong leadership and mentoring capability with excellent interpersonal skills.
- Proficiency in MS Project, InEight, Aconex, Procore, or similar systems.
- Solid understanding of WHS and Environmental legislation.
- Current White Card, valid driver’s licence, and ability to obtain DCSI/Defence clearance.

What Will Set You Apart

- Experience on large-scale remediation or infrastructure projects.
- Strategic problem-solving and risk management capability.
- High-level communication and stakeholder engagement skills.
- A proactive and collaborative leadership style.
- Passion for sustainability, innovation, and technical excellence.

Why Join McMahon Services

We believe in rewarding our people and fostering continuous growth. When you join McMahon Services, you’ll enjoy:

- Competitive salary and comprehensive employee benefits.
- Genuine career development and leadership pathways.
- Opportunities to work on landmark national projects.
- Supportive, inclusive, and high-performance culture.
- The chance to contribute to the Rum Jungle Rehabilitation Project — helping restore one of Australia’s most historically significant sites.

Be part of a team that’s building a safer, cleaner, and more sustainable future.

Apply now to join McMahon Services as a Senior Project Engineer and make your mark on a once-in-a-generation project.

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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