Systems Administrator

Harrison McMillan Pty Ltd; Adelaide; On-site; AUD 70,000 - 90,000; Full time

Benefits offered by this job

Fast-moving interview process

Collaborative team

Contribution to infrastructure

Technical initiatives

Job summary

Harrison McMillan Pty Ltd is seeking multiple Systems Administrators for an initial 3-month contract. The role demands hands-on experience in supporting a large on-premises enterprise environment, focusing on systems administration, troubleshooting, and operational support.

The successful candidates will work across a diverse technology stack to maintain the performance of critical infrastructure systems while contributing to key technology initiatives.

Qualifications

• Proven Systems Administration experience within enterprise environments.
• Experience supporting business-critical infrastructure.
• Excellent communication and stakeholder engagement skills.

Responsibilities

• Administer and support Windows Server and Linux environments.
• Maintain and support VMware and Nutanix infrastructure.
• Provide Citrix administration and troubleshooting.
• Perform system patching, upgrades, monitoring, and maintenance.
• Investigate and resolve infrastructure incidents and problems.
• Support backup, recovery, and business continuity processes.

Skills

Systems Administration

VMware administration

Troubleshooting

Analytical skills

Communication skills

Tools

Windows Server

Linux

Nutanix

Citrix

Job description

An established South Australian organisation is seeking multiple Systems Administrators to join its Infrastructure team on an initial 3-month contract. This role will support a large on-premises enterprise environment and is suited to experienced infrastructure professionals who remain highly hands-on across systems administration, troubleshooting, maintenance, and operational support.

Working across a diverse technology stack, you will be responsible for ensuring the availability, stability, and performance of critical infrastructure systems while supporting key technology initiatives.

Key Responsibilities

• Administer and support Windows Server and Linux environments
• Maintain and support VMware and Nutanix infrastructure
• Provide Citrix administration and troubleshooting
• Perform system patching, upgrades, monitoring, and maintenance
• Investigate and resolve infrastructure incidents and problems
• Support backup, recovery, and business continuity processes
• Assist with system upgrades, improvements, and infrastructure projects
• Maintain technical documentation and operational procedures
• Collaborate with network, security, and infrastructure teams

Skills & Experience

• Proven Systems Administration experience within enterprise environments
• VMware administration and troubleshooting
• Exposure to Nutanix environments
• Strong troubleshooting and analytical skills
• Experience supporting business-critical infrastructure
• Excellent communication and stakeholder engagement skills

What's on Offer

• Fast-moving interview process
• Collaborative and highly technical infrastructure team
• Opportunity to contribute to significant infrastructure initiatives