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 Northern Territory team delivers Defence, Government and commercial projects that support local communities and critical infrastructure. Our reputation is built on strong relationships, quality delivery and investing in the long-term success of our people.

About the Role

We're seeking an experienced Estimator to join our Darwin Precontracts team. For the right candidate, we are also open to appointing a Senior Estimator.

Working closely with the Estimating Manager and broader team, you'll play a key role in preparing competitive tenders across a diverse portfolio of Defence, Government and commercial building projects throughout the Northern Territory.

This is an excellent opportunity for an experienced estimator looking to work on a varied project portfolio while building long-term relationships within the local construction industry.

What You'll Do

- Prepare building measurements and quantity take-offs.
- Manage subcontractor and supplier pricing enquiries.
- Evaluate subcontractor quotations and pricing submissions.
- Prepare detailed cost estimates and tender pricing.
- Assist with tender submissions and supporting documentation.
- Work closely with Project Managers, construction teams and subcontractors throughout the tender process.
- Support successful project handovers following tender award.

What You'll Bring





Ideally, you will bring experience in some or all of the following:

- Defence project experience.
- Strong commercial and analytical skills.
- Experience with Expert Estimation or similar estimating software.
- Experience using Microsoft Project, Primavera P6 or similar programming software is advantageous.
- Excellent communication and relationship-building skills.
- Ability to work collaboratively within a high-performing team.

Why Join McMahon Services?

- Work on a diverse portfolio of Defence, Government and commercial projects across the Territory.
- Join an experienced Precontracts team who value collaboration and knowledge sharing.
- Genuine career progression into senior estimating and leadership roles.
- Long-term career security with one of Australia's leading privately owned construction companies.
- Access ongoing learning and development through our MAC Learning Academy.
- Be part of a business that continues to invest in the Northern Territory.

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 setting 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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📌 Estimator (Darwin)
🏢 Mcmahon Services
📍 Darwin