Security SME - Security Operations (Melbourne)

Security SME (Infrastructure / Cloud / Operations)

6-Month Contract | Melbourne

About the Client

Join a large enterprise organisation supporting critical national infrastructure , operating in a highly secure, high-availability setting . This organisation manages complex platforms that require strong security, reliability, and operational excellence . About the Role

An exciting opportunity exists for a hands-on Security SME to play a key role in maintaining and improving security across a complex, production environment. This is a highly operational role , ideal for someone with strong experience in real-world security operations , infrastructure, and cloud platforms. You’ll be working across Windows, Linux, networking, and Azure , supporting both BAU operations and incident response . Key Responsibilities


- Act as the go-to SME for security across infrastructure, cloud, and operations
- Manage and support Windows SOE, Linux systems, and cloud environments
- Perform platform hardening, patching, and operational support
- Provide hands-on support for BAU operations and incident response
- Troubleshoot end-to-end network issues , from connectivity to identity and security faults
- Administer and secure Linux environments , including access control and troubleshooting
- Manage and maintain Microsoft GSA configurations and policies
- Support and secure Azure tenants and cloud infrastructure
- Work closely with cross-functional teams to resolve issues properly and improve systems
- Document processes and contribute to continuous improvement initiatives Key Requirements


- Strong experience working in fast-paced, operational environments
- Solid hands-on expertise in Linux administration and security
- Proven background in security operations and support
- Strong understanding of networking fundamentals and troubleshooting
- Experience with Microsoft GSA
- Hands-on experience managing Azure tenants
- Strong knowledge of Microsoft Entra ID , particularly identity and access controls
- Ability to manage incidents, escalations, and complex operational challenges Nice to Have


- Experience with Cisco Web Security Appliance (WSA) or Web Application Firewalls
- Experience with Cisco Email Security Appliance (ESA)
- Exposure to critical infrastructure environments
- Understanding of Zero Trust security models What’s on Offer


- 6-month contract with a high-impact organisation
- Opportunity to work on critical infrastructure platforms
- Strong focus on real-world security operations and problem solving
- Collaborative environment with a highly capable technical team
- Supportive culture with a focus on work-life balance How to Apply

If you’re a hands-on Security SME looking for your next contract in a high-impact operational environment, apply now. For more information, contact: Farbar Siddiq –

#J-18808-Ljbffr Apply on Kit Job: kitjobau.com/job/3ruj3o