L3 Administrator Microsoft 365 (Teams, Exchange, SharePoint)

Job Title: L3 Administrator Microsoft 365 (Teams, Exchange, SharePoint)

Experience: 8 10 Years

Domain: Infrastructure Services (IS) Desktop Management

Job Summary:

• We are seeking an experienced L3 Administrator to manage and resolve complex issues across Microsoft 365 services, including Teams, Exchange Online, and SharePoint.
• The role involves advanced troubleshooting, user access management, and automation using PowerShell.

Key Responsibilities:

• Provide L3 support for Microsoft 365 services (Teams, Exchange Online, SharePoint Online)
• Troubleshoot and resolve escalated technical issues related to collaboration and messaging platforms
• Manage and configure user accounts, permissions, and access controls
• Handle MFA (Multi-Factor Authentication) setup, issues, and policy enforcement
• Perform advanced PowerShell scripting for automation and administration tasks
• Monitor system performance and ensure high availability of M365 services
• Collaborate with L1/L2 teams and provide guidance for issue resolution
• Maintain documentation for processes, configurations, and troubleshooting steps

Required Skills:

• Strong expertise in Microsoft 365 administration (Teams, Exchange, SharePoint)
• Hands-on experience with PowerShell scripting
• In-depth knowledge of MFA, identity, and access management
• Experience in handling access-related issues and security configurations
• Solid understanding of desktop management and infrastructure services
• Excellent troubleshooting and problem-solving skills

If you are: bright, motivated, skilled, a difference-maker, able to get things done, work with minimum direction, enthusiastic, a thinker, able to juggle and multi-task, communicate effectively, and lead, then we would like to hear from you. We need exceptionally capable people for this role for our client, so get back to us and tell us why

you think you are a fit.

About Us:

Since 2000, Tri-Force Consulting Services ( has been an MBE/SDB certified IT Consulting firm in the Philadelphia region. Tri-Force specializes in IT staffing, software development (web and mobile apps), systems integration, data analytics, system automation, cybersecurity, and cloud technology solutions for government and commercial clients. Tri-Force works with clients to overcome obstacles such as increasing productivity, increasing efficiencies through automation, and lowering costs. Our clients benefit from our three distinguishing core values: integrity, diligence, and technological excellence. Tri-Force is a six-time winner among the fastest-growing companies in Philadelphia and a four-time winner on the Inc. 5000 list of the nation's fastest-growing companies.