Product Specialist (Unix and Windows Administrator)

• Location: Brisbane, Queensland
• Remote: Hybrid
• Type: Contract
• Job #18356

About the role

Our State Government client is looking for a Product Specialist – Unix and Windows Infrastructure to deliver a structured technical review of integrated Unix and Windows environments transitioning under Machinery of Government changes. You will document and validate the current state environment, identify cross-platform dependencies, assess operational controls, and produce a high-level solution architecture and transition plan.

Key Responsibilities

• Conduct structured technical review of integrated Unix and Windows environments
• Develop service inventories, dependency maps and current state architecture artefacts
• Map cross-platform dependencies, including DNS, SMTP relay, proxy services and logging pathways
• Validate monitoring, escalation and security control boundaries
• Identify inherited risks and non-standard services
• Lead advanced system administration across Unix platforms, including Oracle Linux, Solaris and Red Hat, and Windows Server 2008 to 2025
• Provide technical advice to internal and external stakeholders within agreed service levels
• Lead technical input for tenders, proposals and customer solution presentations
• Develop architecture roadmaps and deliver proof of concepts
• Lead onboarding of customers and new architecture initiatives
• Model current, interim and target state architectures with defined transition gates
• Mentor technical specialists and drive infrastructure improvement initiatives
• Act as the technical point of contact for customer opportunities
• Contribute to cost modelling and product collateral aligned to enterprise objectives

Highly desirable criteria

• 7 plus years of experience in large-scale enterprise environments
• Deep expertise in Red Hat or Oracle Linux enterprise environments
• Strong experience administering or reviewing DNS BIND, Postfix or Sendmail, Squid proxy and centralised logging
• Experience delivering transitional architecture including current, interim and target state modelling
• Demonstrated security hardening across Linux and Windows environments
• Experience responding to tenders and presenting enterprise infrastructure solutions

Desirable criteria

• Understanding of Queensland Government or Australian Government ICT standards and cyber security frameworks
• Experience working within government governance and compliance environments
• Experience developing cost models and vendor aligned infrastructure solutions

Skills and experience

• Advanced system administration across Unix platforms including Oracle Linux, Solaris and Red Hat
• Advanced Windows Server administration across 2008 to 2025 environments
• Strong knowledge of system services, package management, systemd, cron, file permissions and SELinux
• Experience with DNS, SMTP relay, proxy services and enterprise logging configurations
• Strong documentation capability across service inventories and architecture artefacts
• Ability to communicate complex infrastructure concepts to diverse stakeholders
• Experience mentoring technical teams
• Bachelor Degree in IT, Computer Science or related field highly regarded
• Microsoft Windows Server and Red Hat certifications highly regarded

Benefits

• Flexible working options
• Opportunity to influence enterprise transition at scale
• Inclusive workplace that values diversity across gender, age, culture, disability and background

Contact Details

For a confidential chat, please contact Anissa on 0484 568 874 or via email at anissa@exclaim-it.com.au and we would be more than happy to provide you with additional information and assist in the application process.