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Defence Systems Administrator (L1/L2) - Security Cleared

Downer GroupCanberra, Australian Capital Territory🇦🇺AustraliaPosted 18 Jul 2026

Quick Overview

Work Type
Hybrid
Schedule
Full Time
Level
Mid Senior

Job Description

Downer Professional Services in Canberra is seeking a Systems Administrator to provide Level 1 and 2 support on marine defence projects. You will assist in network design, implement configurations, and test hardware and software while supporting end users.

The role requires RH Linux and Windows experience, SCIF protocol knowledge, and holding the necessary security clearance. Strong communication skills and a proactive approach are essential as you collaborate with engineers, DBAs, testers, and

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