Department of Defence

Strategic partnerships for Defence excellence

At Calleo, we take pride in supporting the Department of Defence with tailored staffing solutions.  As a member of the Defence Industry Security Program (DISP) we manage all aspects of personnel security requirements. Our focus is on providing skilled professionals who are not just qualified, but also passionately committed to contributing to Australia's Defence goals.

Areas we work with

We're deeply involved in projects that demand specialised skills in defence technology, logistics, and management.

Defence Finance Group (DFG)

Chief Information Officer Group (CIOG)

Capability and Sustainment Group (CASG)

Australian Signals Directorate (ASD)

Defence Legal Branch

Defence People Branch

Defence Finance Group (DFG)

Chief Information Officer Group (CIOG)

Capability and Sustainment Group (CASG)

Australian Signals Directorate (ASD)

Defence Legal Branch

Defence People Branch

Resourcing solutions

Contract
Permanent
Non-Ongoing
Professional Services
Scribing

Projects we've delivered

2015 - Current

Calleo provides web design, development and maintenance services for the Directorate. Calleo’s team deliver project management,  design and architecture, software development, cloud readiness and user experience capability to support the Defence-wide web environment.

2020 - Current

Calleo’s strategic program and change management services have supported the Defence Legal Branch with strategic policy, change management and project management services to deliver high level analysis and manage, prepare and coordinate complex inputs to achieve the broad agency objectives.

2015 - Current

Calleo’s team of 40+ personnel provide the full range of design, development, build and sustainment services for SAP and related financial systems as well as data analytics and ERP subject matter expertise to DFG. 

2018 - Current

Calleo provides Data Analytics, Procurement and Development capability in support of the  Commercial Information and System Support capability to CASG.  Calleo’s team of experienced,  security cleared experts continues to scale in size and skill to meet changing organisational requirements efficiently.

Growing your team?

Whether you need a contractor for next month or a strategy for the next decade, we’ll help you find your way forward.

Get in touch

News & insights

Gain insights into the Defence sector and Calleo’s role in it.

David Bain-Smith presenting at the ACS Leadership Breakfast event in Canberra.

Leadership is the Real Productivity Engine

30 October 2025
Leadership drives true productivity. At the ACS Leadership Breakfast, experts showed how trust, adaptability, and culture power performance beyond technology.
Calleo team celebrating their ESG Award win and finalist recognition at the APSCo Awards 2025

Calleo Recognised at the APSCo Awards for Excellence 2025

by Iris Lamers • 29 October 2025
Calleo wins the ESG Award and is named a finalist for Candidate Experience at the APSCo Awards 2025, recognising our leadership in ethical workforce solutions.

TechUplift 2025: Building a Future-Ready Cyber and AI Workforce

by Dom Jennings • 4 September 2025
As the adoption of AI and cybersecurity technology accelerates, so too does the need for a workforce, policy environment, and infrastructure that can support it.
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