> Markdown version of [/jobs/ext/1898538-tier-iii-microsoft-365-systems-administrator](https://www.wearedevelopers.com/jobs/ext/1898538-tier-iii-microsoft-365-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). --- # Tier III Microsoft 365 Systems Administrator - **Company:** Everforth Apex - **Location:** United States (Remote available) - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Active Directory, Application Programming Interfaces (APIs), Microsoft Online Services, Microsoft Security Essentials, Windows PowerShell, Role-Based Access Control, Azure Active Directory, User Provisioning Software, Scripting, Software Troubleshooting, Information Technology, Servicenow - **Published:** August 1, 2026 - **Apply:** https://www.dice.com/job-detail/868d3d5e-24da-4c8e-af8d-7c0f380801db ## About the Role * Bachelor's Degree in Information Technology, Computer Science, or a related field. * 5+ years of overall IT infrastructure experience. * A minimum of 2-3 years of recent Systems Administrator experience. * Strong administration experience with Active Directory 2016+, Microsoft Entra ID, Microsoft 365, and Exchange Online. * Advanced PowerShell scripting experience with the ability to build complex automation solutions. * Hands-on experience with security groups, shared mailboxes, RBAC, and identity administration. * Experience working with ServiceNow for incidents, requests, and operational support. * Strong troubleshooting, documentation, and communication skills. Preferred Qualifications * Experience within a regulated industry such as Financial Services, Healthcare, Insurance, Utilities, or Government. * Experience with Microsoft security and compliance tools. * Exposure to automation frameworks, APIs, and infrastructure scripting. * Experience supporting hybrid Microsoft environments. * Microsoft certifications are highly preferred. ## Description We are seeking a Tier III Microsoft 365 Systems Administrator to join a highly collaborative infrastructure team. This role supports both day-to-day operations and strategic projects, requiring a hands-on Microsoft administrator with deep expertise in Active Directory, Microsoft 365, and Microsoft Entra ID. The ideal candidate can thrive in a fast-paced environment while balancing operational support with automation and modernization initiatives., * Administer and support Microsoft 365 services, including Exchange Online, Microsoft Entra ID (Azure AD), and Microsoft Administration platforms. * Manage and maintain Active Directory 2016 environments, including user/group administration, OUs, GPOs, and mailboxes. * Support identity lifecycle management, including onboarding, offboarding, access provisioning, and account governance. * Serve as a Tier III escalation point for complex Microsoft infrastructure issues, working through ServiceNow queues. * Design, develop, and maintain advanced PowerShell automation solutions to improve operational efficiency. * Automate repetitive tasks such as user provisioning, group management, mailbox administration, and reporting. * Participate in infrastructure modernization projects, including migrations, upgrades, and process improvement efforts. * Create technical documentation, procedures, and operational runbooks. ## Related Videos - [Develop enterprise-ready applications for Microsoft Teams with Azure resources on modern web technologies](https://www.wearedevelopers.com/videos/187-develop-enterprise-ready-applications-for-microsoft-teams-with-azure-resources-on-modern-web-technologies) - [JavaScript? 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