Microsoft 365 Systems Administrator

JOB TITLE:

Microsoft 365 Systems Administrator

DEPARTMENT:
Information Technology (IT)

FLSA:
Exempt

SUPERVISES:
None

REPORTS TO:

Director of IT

The Microsoft 365 Systems Administrator is directly supervised by the Director of IT, and is responsible for the day-to-day administration, support, and maintenance of the organization's Microsoft 365 and identity platforms. This role ensures secure and reliable access to systems, supports user lifecycle management, and maintains the stability of cloud and identity services in a 24/7/365 gaming and hospitality environment.

• Administer and maintain Active Directory (AD) and Microsoft Entra
• Manage user lifecycle processes including onboarding, role changes, and offboarding
• Implement and maintain Role-Based Access Control (RBAC) and least privilege access models
• Configure and support Multi-Factor Authentication (MFA), Conditional Access, and Single Sign-On (SSO)
• Perform regular access reviews, audits, and remediation activities
• Manage directory services including users, groups, group policies (GPO), and organizational structure
• Troubleshoot authentication, account lockouts, and access-related issues

• Administer Microsoft 365 services including Exchange Online, Teams, SharePoint, One Drive, and Entra n
• Manage users, licensing, roles, and service access within Microsoft 365
• Administer Exchange Online mail flow, mailboxes, retention policies, and distribution groups
• Manage SharePoint and One Drive permissions, sharing policies, and governance controls
• Support Teams administration including policies, meetings, and collaboration settings
• Monitor service health and resolve cloud service issues

• Design, implement, and maintain Group Policy Objects (GPOs) to enforce security, configuration standards, and software deployments
• Utilize Group Policy Preferences (GPP) for centralized configuration of user environments
• Monitor and troubleshoot policy enforcement across endpoints
• Review and update policies to align with evolving business and security requirements

• Assist with access reviews and audits
• Support investigations including email trace, audit logs, and basic eDiscovery
• Follow established security and compliance procedures

• Participate as a technical contributor on Microsoft 365 and identity-related projects
• Assist with implementation, testing, and rollout activities Gaming & Hospitality Systems Support
  • Support secure access and authentication for casino and hotel systems including slot systems, player tracking, POS systems, kiosks, cash handling systems, and hotel property management systems (PMS)
  • Assist with integration of identity services across gaming and enterprise platforms
  • Collaborate with vendors and internal teams to resolve access and system-related issues
  • Ensure systems align with regulatory and security requirements
  Technical Support & Operations
  • Provide Tier 2/3 support for Microsoft 365 and identity issues
  • Act as escalation point for Help Desk
  • Document systems and procedures
  On-Call Support Requirements
  • Participate in an established on-call rotation schedule to support 24/7/365 operations
  • Respond to critical system outages and authentication issues during assigned periods
  • Time worked is compensated in accordance with organizational overtime policies
  Additional Responsibilities
  • Participate in cross-functional system and security improvement initiatives
  • Provide training and guidance to IT staff on identity and access best practices
  • Maintain professional interaction with team members, departments, and vendors
  • All other job-related duties as assigned
  REQUIREMENTS Education

  Bachelor's degree in computer…