You'll work alongside the existing systems team to keep people connected, secure and productive, and help improve how things run across the business. You'll take a key role in supporting the predominantly Microsoft environment.

Key responsibilities

Administer and maintain Windows Server and Active Directory environment, including user, group and computer account lifecycle

Design, implement and troubleshoot Group Policy across the organisation

Manage and maintain on-premises servers, including patching, backups, monitoring and capacity planning

Support Microsoft 365 administration

Maintain and support Linux servers and services as required

Provide Tier 2/3 technical support and troubleshoot escalated issues across the business

Document standards, processes and system configurations

Contribute to infrastructure planning and improvements with the IT team

About you

5 to 7 years' experience in a systems or senior systems administration role

Strong hands‑on experience with Microsoft Windows Server and Active Directory

Solid working knowledge of Group Policy and its security and deployment implications





Experience managing physical and/or virtual servers

Working knowledge of Linux administration

Broad general system administration skills across networking fundamentals, backups, security and endpoint management

A proactive, methodical approach and the ability to explain technical issues to non-technical colleagues

Relevant certifications (e.g. Microsoft 365, MCSA/MCSE, or Linux) are an advantage, not a requirement

About us

Vipac Engineers & Scientists is a 100% Australian-owned, ISO 17025 accredited engineering and testing consultancy with offices in Melbourne, Brisbane, Sydney and Adelaide. We work across defence, transport, rail, mining, power and building infrastructure, and our systems need to be as reliable as the engineering we deliver.

Work on technically diverse problems across a business that values engineering excellence

A stable, owner-operated business with a long track record

Versatile working hours, with up to 2 days per week working from home

📌 Senior Systems Administrator (Melbourne)
🏢 Vipac Engineers & Scientists
📍 Melbourne