Senior Systems Administrator - Hybrid in Okemos, MI [SSA-2026-10]
About The Position
Agate Software is seeking a hands-on Senior Systems Administrator to build, modernize, and improve its broad Microsoft environment. The role covers Windows infrastructure, Microsoft 365, identity, Azure, security, monitoring, backup, and recovery. As part of a small team, the administrator will have meaningful autonomy, broad technical exposure, and a direct influence on how the environment evolves. Agate’s infrastructure is entering a significant modernization period. A key future challenge is migrating the production environment from Azure Government to Azure Commercial, with an opportunity to rethink architecture built nearly a decade ago and make it more modern, resilient, efficient, and cost-effective. The position is onsite initially and may follow a hybrid schedule of three days onsite and two days remote after the first 90 days.
Requirements
- 3–5+ years of hands-on systems administration experience in a production environment.
- Strong experience with Windows Server, Active Directory, Group Policy, DNS, networking, and Microsoft 365.
- Hands-on cloud administration experience, ideally with Microsoft Azure.
- Working knowledge of virtualization, storage, backup and recovery, monitoring, and infrastructure security.
- Practical PowerShell automation experience.
- Strong troubleshooting skills and experience owning technical problems through resolution.
- A security-minded, continuous-improvement approach and the judgment to work independently.
- Degree, certifications, or equivalent practical experience.
Nice To Haves
- Microsoft Azure administration experience.
Responsibilities
- Own and improve Windows Server, Active Directory, Group Policy, DNS, DHCP, Microsoft 365, Entra ID, and related infrastructure.
- Administer and expand the Azure environment across compute, networking, storage, monitoring, backup, and identity.
- Modernize aging infrastructure and help shape Agate’s evolving cloud architecture.
- Automate repetitive administration and reporting using PowerShell and other tools.
- Troubleshoot complex production issues, identify root causes, and implement durable solutions.
- Strengthen security, patching, vulnerability remediation, backup, recovery, and infrastructure resilience.
- Partner with Security, Development, Service Desk, and business teams on infrastructure projects and operational challenges.
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What This Job Offers
Job Type
Full-time
Career Level
Senior
Education Level
No Education Listed
