McMahon Services
Design Manager - Defence
2 months ago
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Important information
Contract type:
Permanent
Location:
Dry Creek SA 5094, Australia
Work mode:
Onsite
Published on:
19 August 2026
What they need
Intract Australia is seeking an experienced Design Manager – Defence Projects to join our Building & Construction team.
This role is a great opportunity for someone who enjoys bringing people together, solving problems early and helping projects move from concept through to delivery with clarity and confidence.
You will lead the design management process across Defence building and infrastructure projects, working closely with consultants, project teams, Defence stakeholders and internal leaders to deliver compliant, practical and buildable design outcomes.
About Intract Australia
At Intract, we deliver construction, maintenance and infrastructure projects while creating meaningful employment and business opportunities for Indigenous Australians.
We are proud of the work we do and the relationships we build. Our approach is practical, respectful and focused on delivering good outcomes for our clients, our people and the communities we work in.
What You’ll Do
- Lead design management from concept through to construction support and handover
- Coordinate multidisciplinary design consultants and internal project teams
- Manage design programmes, deliverables and approval requirements
- Lead design reviews, constructability reviews and value engineering activities
- Support tendering, methodology development and work-winning activities
- Build strong relationships with Defence representatives, consultants and stakeholders
- Support continuous improvement across Defence design processes
What You’ll Bring
- Tertiary qualification in Architecture, Engineering or Construction Management
- 10+ years’ design management experience on major building or infrastructure projects
- Defence or government project experience highly regarded
- Experience across D&C, ECI, GMP or construct-only delivery models
- Strong stakeholder engagement and communication skills
- Ability to obtain and maintain Defence Security Clearance
Why Join Intract?
- Work on nationally significant Defence projects
- Join a business with a strong purpose and genuine care for people
- Be part of a collaborative and experienced project team
- Long-term career development and leadership opportunities
- Contribute to meaningful Indigenous participation outcomes
Intract operates across South Australia, the Northern Territory and nationally, creating opportunities throughout Australia. If this location isn't quite right, we still encourage you to apply and let us know your preferred location or willingness to travel
Apply today and join Intract Australia.
No recruitment agencies please.
At Intract, we embrace diversity and inclusion as fundamental values. We are committed to creating an inclusive workplace 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. Indigenous applicants are strongly encouraged to apply.
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