Senior System Administrator

Multiple Senior Systems Administrators
Locations: ACT, VIC, QLD, WA
Working Arrangement: Onsite
Clearance: NV1 (NV2 or PV Preferred)
Contract: 18 months with 2 extensions
Company Overview
Cleared Recruitment is partnering with a key Defence organisation responsible for delivering secure and resilient ICT capabilities to protect Australia's national interests. Our client is seeking multiple Senior Systems Administrators to support critical ICT operations and uplift capabilities across complex environments.
Job Description
Senior Systems Administrators will provide technical leadership in the design, configuration, deployment, and support of ICT infrastructure. These roles contribute to a dynamic team delivering secure systems in support of national security outcomes. This is an opportunity to work on-site in high-assurance environments where security and reliability are paramount.
Duties and Responsibilities

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  Lead the installation, configuration, and maintenance of ICT systems
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  Apply automation tools and continuous configuration management for system builds
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  Provide ongoing hardware and operating system support and advice
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  Guide and mentor team members to uplift capability
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  Participate in design reviews, stakeholder engagement, and agile processes
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  Collaborate with developers and system administrators to refine processes
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  Communicate technical and operational requirements to diverse stakeholders
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  Prepare documentation in line with organisational policies and standards

Technical Skills

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  Hold a degree in Computer Science or a related field (preferred)
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  Strong expertise in operating systems, networking, database management, and security protocols
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  Proficient in installing, maintaining, and supporting network and system infrastructure
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  Programming or scripting skills applicable to system administration

Criteria
Candidates must demonstrate experience against the following SFIA skills:

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  IT Infrastructure (ITOP 4): Operational procedures, performance analysis, and automation of provisioning
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  Systems Design (DESN 5): Complex system design, impact analysis, and risk management
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  Systems Installation/Removal (HSIN 4): Planning and executing complex installations, developing standards
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  System Software (SYSP 5): Software provisioning, problem resolution, and operational documentation
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  Systems Integration/Build (SINT 4): Integration planning, testing, and environment configuration

Attributes Sought

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  Strong written and verbal communication skills
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  Accountability and integrity in actions and decisions
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  Stakeholder engagement and leadership behaviours
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  Willingness to challenge traditional practices
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  Adaptability in dynamic and ambiguous environments
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  Collaborative approach with resilience and flexibility

Security Clearance
Candidates must hold or be eligible to obtain an NV1 security clearance (minimum). NV2 or PV is highly desirable. All roles require successful completion of an Organisational Suitability Assessment (OSA) prior to engagement.
Veterans
Defence and Federal Government industry experience is highly desirable. We strongly encourage veterans and individuals with Defence experience to apply. Your unique skills and background are highly valued, and we are committed to supporting your transition into this role.
At Cleared, we provide tailored recruitment solutions to individuals seeking their next opportunity and to organisations searching for talent within the Defence Industry, Intelligence, and National Security sectors.