Senior M365 Administrator (Microsoft Office 365)

Tanium•Durham, NC

3d•Hybrid

About The Position

We are seeking a highly skilled Collaboration Administrator with expertise in Microsoft 365 (M365), SharePoint, Exchange Online, Teams, and Slack to join the Identity and Collaboration team at Tanium. The ideal candidate will be a self-directed problem-solver who thrives in a fast-moving environment, adapts to shifting priorities, and drives work forward independently. This position follows the Company’s hybrid schedule which currently requires employees to work in the office at one of the following locations a minimum of three days per week: Bellevue, WA; Durham, NC; or Emeryville, CA.

Requirements

Bachelor's Degree in Computer Science, IT, or other relevant degree or equivalent work experience
5 years of experience with Microsoft 365 with at least 2 years in designing, implementing, and managing Entra and collaboration solutions
Expertise in Entra and Microsoft 365 (M365) administration and configuration
Configuration of Enterprise Applications, App Registration, SSO, and provisioning
Experience using Graph API PowerShell for automation and administration
Proficiency in Active Directory, Entra ID, and IAM principles
In-depth knowledge of SharePoint architecture, customization, and administration
Comprehensive understanding of Microsoft Teams management and troubleshooting
Proficiency in Exchange Online administration
Understanding of email authentication and security best practices
Familiarity with MS Purview and MS Defender

Nice To Haves

Experience with Slack administration and integrations
Hands on experience with PowerAutomate
Experience with Azure Automation
Understanding of Copilot integrations within M365 ecosystem
Prior experience in a similar role within a rapid-growth enterprise
Project management experience using tools like Jira
Familiarity with FedRAMP/NIST/CMMC Compliance
Notion Administration
Knowledge of mobile device management (MDM) and mobile application management (MAM) via Intune

Responsibilities

Administration and management of M365, Entra, SharePoint, Slack, Exchange Online, Teams
Lead or participate in projects related to collaboration tools, identity, and M365
Provide technical support and guidance to end-users, resolving complex issues related to M365, Identity, and Slack
Manage permissions and access controls across platforms to ensure security and compliance
Manage and secure Enterprise Apps and App Registrations
Maintain comprehensive documentation of system configurations, processes, and procedures
Develop and deliver training to educate the larger IT team or employees on the effective use of collaboration tools
Stay informed of upcoming changes that Microsoft is releasing to the M365 stack and take proactive action when needed
Work closely with other IT teams, business units, and stakeholders to ensure alignment of collaboration solutions with business objectives
Partner with vendors and service providers as needed, ensuring timely support and resolution of issues
Effectively communicate technical concepts and solutions to non-technical stakeholders, fostering a collaborative and productive working environment
Participate in incident response efforts related to collaboration systems, including investigation, mitigation, and reporting of security incidents