Windows Systems Engineer | AWS & SRE

The Network; Sydney; Hybrid; AUD 140,000 - 210,000; Full time

Job summary

The Network currently seeks a hands-on Windows Systems Engineer / Windows Systems Administrator with strong AWS skills to join a high-performance finance technology team in Sydney. The role blends Windows engineering with cloud operations to run enterprise workloads in AWS, while supporting traditional corporate IT needs.

You will automate, standardise configurations as code, manage AD and Microsoft 365, and collaborate with security, database, and software engineering teams to mature cloud

Qualifications

• Strong Windows administration / engineering skills (AD DS, Group Policy, DNS, DHCP, ADCS, IIS, clustering, patching, hardening).
• Commercial AWS experience with Windows workloads on EC2 and Systems Manager.
• SCCM site and DP administration, OS deployment, imaging, patch compliance, baselines.
• Strong troubleshooting across infra and corporate IT.
• PowerShell scripting and automation across Windows Server and AWS.
• SRE practices with defined SLOs and error budgets.

Responsibilities

• Day-to-day administration of Windows servers running in AWS.
• Investigate and resolve performance issues across Windows and cloud infrastructure.
• Build and operate Windows-based AWS cloud services, including AD replication, storage, and DB layers.
• Own service delivery from implementation to production operations.
• Administer AWS Systems Manager and role-based access control.
• Manage S3 and cloud storage; drive automation via PowerShell and SSM.
• Control configuration drift and automated patching across Windows fleet.
• Ensure observability with metrics, SLOs, alerts, and dashboards.
• Provide traditional Windows admin to corporate IT/desktop support teams.
• VPN troubleshooting (Netskope); Microsoft 365 administration.
• Lead incident response, post-mortems, and RCAs; drive automation initiatives.
• Contribute to CI/CD and runbook/documentation maintenance.

Skills

Active Directory

Group Policy

DNS

DHCP

IIS

Failover Clustering

Patching

PowerShell

AWS

SCCM

Configuration Manager

CI/CD

Automation

SRE Principles

SLOs

Education

Microsoft Certified: Windows Server Hybrid Administrator Associate

MCSA/MCSE: Windows Server

AWS Certified SysOps Administrator - Associate

AWS Solutions Architect - Associate

Terraform Associate

Microsoft 365 (MS-102)

Juniper JNCIA-SEC

Tools

AWS Systems Manager

WSUS

MDT

Grafana

Datadog

Dynatrace

Prometheus

Loki

Tempo

Terraform

Claude Code

Job description

The Network currently seeks a hands-on Windows Systems Engineer / Windows Systems Administrator with strong AWS skills to join a high-performance finance technology team in Sydney. The role blends Windows engineering with cloud operations to run enterprise workloads in AWS, while supporting traditional corporate IT needs.

You will automate, standardise configurations as code, manage AD and Microsoft 365, and collaborate with security, database, and software engineering teams to mature cloud