Senior Systems Administrator - Hybrid in Okemos, MI [SSA-2026-10]
Core
Own and improve a broad Microsoft environment spanning Windows infrastructure, Microsoft 365, identity, Azure, security, monitoring, backup, and recovery.
Role type
Senior Systems Administrator
Builds
Modernizes aging infrastructure and shapes the company's evolving cloud architecture
Domain
IT Infrastructure / Cloud
Required skills
Windows Server, Active Directory, Group Policy, DNS, DHCP, Microsoft 365, Entra ID, Azure, PowerShell, automation, troubleshooting, security patching, backup and recovery
Responsibilities
Own and improve Windows Server, Active Directory, Group Policy, DNS, DHCP, Microsoft 365, Entra ID, and related infrastructure; Administer and expand 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 across Security, Development, Service Desk, and business teams on infrastructure projects and operational challenges
