> Markdown version of [/jobs/ext/2625273-sr-systems-administrator](https://www.wearedevelopers.com/jobs/ext/2625273-sr-systems-administrator). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Sr Systems Administrator - **Company:** Progressive IT - **Location:** Irving, TX, United States - **Experience:** Expert - **Contract:** Temporary to permanent - **Skills:** Microsoft Windows, Active Directory, Microsoft Azure, Multi-Factor Authentication, IT Management, Microsoft Office, Windows PowerShell, Role-Based Access Control, Microsoft SharePoint, EndPointSecurity, Office365, Microsoft InTune - **Published:** August 6, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=ba85b513a12a1568 ## About the Role * 5-8 years of hands-on systems administration experience in an enterprise environment. * Advanced, hands-on experience with Microsoft 365 administration (Exchange Online, SharePoint, Teams, Entra ID). * Deep, hands-on expertise with Microsoft Intune for endpoint/device management and compliance. * Expert-level knowledge of Active Directory administration (GPOs, OUs, replication, hybrid identity/AD Connect). * Solid understanding of identity security concepts: conditional access, MFA, RBAC, and least-privilege principles. * Experience with PowerShell scripting for administration and automation tasks, including the Microsoft Graph PowerShell SDK. * Strong troubleshooting skills and ability to work independently on complex, ambiguous issues. * Excellent written and verbal communication skills., * Relevant certifications such as Microsoft 365 Certified: Administrator Expert, Microsoft Certified: Identity and Access Administrator Associate, or Microsoft Certified: Endpoint Administrator Associate. * Experience in a multi-site or manufacturing/industrial environment. * Familiarity with Microsoft Defender suite and Purview compliance tools. * Experience with Azure infrastructure administration. ## Description Seeking a senior Systems Administrator to own day-to-day administration and optimization of our Microsoft 365 environment, endpoint management via Intune, and on-premises/hybrid Active Directory infrastructure. This is a hands-on role for someone comfortable working independently, troubleshooting complex identity and endpoint issues, and driving improvements across our M365 and directory services stack., * Administer and support the full Microsoft 365 suite (Exchange Online, SharePoint Online, Teams, OneDrive, Entra ID) including licensing, security policies, and service health monitoring. * Manage endpoint configuration, compliance policies, app deployment, and device lifecycle through Microsoft Intune (MDM/MAM) across Windows, and mobile platforms. * Administer on-premises Active Directory and hybrid identity (Entra Connect/AD Connect), including OU structure, GPOs, replication health, and directory synchronization. * Manage user and device lifecycle: onboarding/offboarding, access provisioning, security group management, and conditional access policies. * Troubleshoot and resolve escalated tickets related to identity, authentication, endpoint compliance, and M365 service issues. * Support Microsoft 365 security posture: MFA, conditional access, Defender for Endpoint/Office 365, and Purview/compliance configurations. * Maintain documentation for configurations, standard operating procedures, and change management records. * Partner with IT leadership on infrastructure projects, including migrations, upgrades, and security hardening initiatives. * Participate in on-call rotation and respond to after-hours incidents as needed. ## Related Videos - [Developer Tools for Microsoft Azure](https://www.wearedevelopers.com/videos/450-developer-tools-for-microsoft-azure) - [Hacking MSSQL on Cloud. 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