Senior Systems Engineer - Cloud, Security & Automation Lead

Private Advertiser

Melbourne

On-site

AUD 120,000 - 180,000

Full time

41 hours ago

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Job summary

Private Advertiser in Melbourne is seeking a Senior Systems Engineer to own complex infrastructure projects across Microsoft 365, Azure, AWS, Windows Server, and Linux. You will design, implement, and secure hybrid environments, automate tasks with PowerShell and Python, and take ownership from planning to handover in a hands-on MSP setting.

You will tackle high‑level escalations, partner with clients, and drive reliability through automation, monitoring, and security best practices.

Qualifications

Experience in a Senior Systems Engineer or Level 3 role.
Proven ability to independently deliver infrastructure and cloud projects.
Solid Microsoft 365, Azure, Entra ID, Intune, Active Directory, and Windows Server experience.
Excellent troubleshooting skills and a strong understanding of networking fundamentals.
Experience with virtualization, backup, and disaster recovery.
Good security knowledge, particularly Microsoft Defender and incident investigation.
PowerShell scripting skills and an automation-first mindset.
Linux administration experience and confidence working from the command line.

Responsibilities

Lead and deliver infrastructure projects, including M365 migrations, Azure deployments, server upgrades, and cloud migrations.
Designing, implementing, and improving environments across Microsoft 365, Azure, AWS, Windows Server, and Linux.
Working with networking, virtualization, backup, disaster recovery, and hybrid infrastructure.
Taking ownership of projects from technical planning through to implementation and handover.
Investigating and resolving challenging Level 3 issues across servers, networks, cloud platforms, identity, and security.