Microsoft Systems Adminstrator

Guhring•Brookfield, WI

10d•Onsite

About The Position

Under the direction of the Head of IT, manage and support our Microsoft ecosystem across identity, messaging, endpoint management, security, and cloud platforms. This role plays a key part in maintaining a secure, reliable, and well-managed environment leveraging Active Directory, Microsoft 365, Exchange Online, Intune, Defender, and Azure . The ideal candidate is hands-on, security-minded, and comfortable supporting both day-to-day operations and longer-term modernization initiatives.

Responsibilities

Administer on premises Active Directory, including users, groups, OUs, GPOs, and DNS
Manage Entra ID (Azure AD) and hybrid identity environments
Implement and maintain MFA, Conditional Access, RBAC, and least privilege access
Administer Microsoft 365 services including Exchange Online, SharePoint Online, OneDrive, and Teams
Manage mailboxes, shared mailboxes, distribution groups, and mail flow
Perform message tracing, email security investigations, and service health monitoring
Manage licensing and service configurations
Manage devices using Microsoft Intune
Deploy configuration profiles, compliance policies, applications, and updates
Support modern device provisioning and lifecycle management
Administer Microsoft Defender (Defender for Endpoint, Defender for Office 365, Defender for Identity)
Monitor alerts and assist with incident investigation and remediation
Apply Microsoft security baselines and best practices
Manage core Azure resources such as subscriptions, resource groups, virtual machines, networking, and storage
Monitor performance, availability, and costs
Support cloud initiatives and incremental migrations
Provide Tier 2/3 support for Microsoft platform issues
Automate administrative tasks using PowerShell
Maintain documentation, procedures, and runbooks
Collaborate with other IT teams on projects and improvements