Job Description

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A$75.00/hr - A$100.00/hr

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Principal Consultant - DevOps/SRE/Platform Engineering n

Are you a skilled Systems Administrator with deep experience across both Wintel and Linux environments? We're working with a leading Australian banking institution on a critical uplift program aligned to the Essential Eight cybersecurity framework. This is a high-impact role within a fast-paced, enterprise-scale environment.

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Key Responsibilities:

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Support and uplift core infrastructure across Wintel and Linux platforms

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Contribute to remediation efforts aligned to Essential Eight security controls

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Assist with patching, hardening, and configuration management across systems

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Troubleshoot and resolve system-level issues in a hybrid environment

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Collaborate with security, network, and cloud teams on cross-functional initiatives

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Key Requirements:

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Strong experience administering Windows Server (Wintel) and Linux (RHEL/CentOS) systems

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Proven experience in large, complex enterprise environments (ideally financial services)

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Solid scripting and automation knowledge (PowerShell, Bash, etc.)

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Familiarity with vulnerability remediation and hardening standards

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Excellent troubleshooting skills and experience in production support

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Highly Desirable:

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Experience or exposure to Airlock/WAF solutions

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Understanding of security frameworks, particularly the Essential Eight

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Why Apply?

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Be part of a security uplift program that directly contributes to the bank's risk posture

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Work with a highly collaborative and experienced infrastructure team

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Flexible hybrid work model (2-3 days in the Sydney office)

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Day rate contract with potential for extension

Seniority level n

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- Seniority level Mid-Senior level
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Employment type nn
- Employment type Contract
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Job function nn
- Job function Information Technology
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- Industries Banking
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📌 Senior Systems Administrator - Linux + Windows (Sydney)
🏢 Talenza
📍 Sydney