Downer Professional Services

As a separate specialist arm of the long‑established Downer Group, the firm draws on decades of experience delivering to the Defence sector.

Headquartered in Canberra with offices nationwide, it advises on and delivers strategic and technical projects for Defence, national security agencies, and government.

It spans cyber‑security, systems and workforce planning, strategic procurement, business case development, and engineering asset management.

Recent projects include runway works at RAAF bases Williamtown, Edinburgh, and Richmond, supporting the full defence

capability lifecycle.

As one of the few integrated providers in its field, it blends advisory, program, and estate delivery under one roof, preserving project continuity.

Safety first, always.

We act with integrity and transparency.

We foster a culture of innovation and collaboration.

We are accountable for delivering quality outcomes.

We respect and value diversity and inclusion in all we do.

We embrace continuous improvement in everything we do.

We build long

term relationships based on trust and mutual respect.