New

Sr. Microsoft 365 & Endpoint Administrator

Omni Hotels & Resorts
140000-155000
United States, Texas, Dallas
4001 Maple Avenue (Show on map)
Oct 29, 2026
Omni Corporate Offices Omni Hotels and Resorts creates genuine, authentic guest experiences at over 50 distinctive luxury hotels and resorts in leading business gateways and leisure destinations across North America. Omni Hotels is known for its exemplary culture, authenticity to the markets in which we operate, innovation and exceptional service. Our commitment to career development has created tenure and loyalty that enables us to perpetuate our family atmosphere. Position Summary The Microsoft 365 & Endpoint Administrator administers, secures, supports, and continuously improves Omni Hotels & Resorts' Microsoft 365, Microsoft Intune, Active Directory (AD), and Group Policy environments. This in-office, hands-on role works closely with Infrastructure and IT Security to manage cloud collaboration services, endpoint configuration and compliance, application deployment, and identity-related administration across corporate offices, hotels, resorts, and remote associates. It serves as an escalation resource for IT Support Services and property IT teams and provides day-to-day oversight of one Microsoft 365 Administrator. Responsibilities Microsoft 365 Administration * Administer Exchange Online, Microsoft Teams, SharePoint Online, OneDrive for Business, Microsoft 365 Apps, and related tenant settings. * Manage users, groups, licenses, service configurations, and delegated administrative roles. * Monitor service health and troubleshoot authentication, licensing, mailbox, collaboration, and application issues. Microsoft Intune & Endpoint Management * Administer Microsoft Intune for Omni-managed Windows, macOS, iOS, and Android devices. * Maintain enrollment, configuration, compliance, security, update, and device restriction policies. * Administer Windows Autopilot and standardized provisioning, reassignment, reset, retirement, and decommissioning processes. * Package, test, deploy, update, and retire applications through Intune and Company Portal. * Monitor device health, compliance, deployment results, unsupported operating systems, and stale device records. Active Directory & Group Policy Administration * Administer AD user, group, and computer objects, organizational units (OUs), group membership, and delegated permissions within approved access boundaries; coordinate routine account lifecycle fulfillment with the IT Service Desk. * Troubleshoot domain authentication, account lockouts, domain-join, and hybrid identity synchronization issues in partnership with Infrastructure and Information Security. * Create, configure, test, deploy, and maintain Group Policy Objects (GPOs), including links, scope, security filtering, inheritance, and approved user and computer settings. * Investigate Group Policy processing failures and conflicting settings; maintain policy documentation, backups, and rollback plans through established change control. * Review stale AD objects and outdated or duplicate GPOs; coordinate approved cleanup and migration of applicable settings to Intune while preventing conflicting policy enforcement. Identity, Access & Security * Support Microsoft Entra ID, MFA, Conditional Access, security groups, device registration, and device-based access requirements within assigned responsibilities. * Apply least-privilege, role-based access, separation-of-duties, and documented change-control practices. * Partner with Information Security to remediate endpoint vulnerabilities and implement approved Microsoft 365 and endpoint security controls. Omni Support & Operations * Serve as a technical escalation point for the Omni Service Desk, property IT teams, and other support resources. * Support a geographically distributed, 24x7 hospitality environment where technology availability may directly affect hotel operations, associate productivity, and guest service. * Work closely with Infrastructure and IT Security to coordinate deployments, troubleshoot cross-platform issues, and implement approved changes with minimal disruption across corporate offices, hotels, and resorts. * Create knowledge articles, support procedures, configuration standards, and technical documentation. * Participate in Omni incident, problem, change, request, and major-incident management processes. * Provide scheduled on-call or after-hours support for critical incidents, maintenance, and production changes when required. * Provide day-to-day supervision of one Microsoft 365 Administrator, including work prioritization, technical guidance, and support coverage coordination. Platform Design & Continuous Improvement * Recommend and implement improvements to Omni's Microsoft 365, Intune, Autopilot, and endpoint-management environment. * Develop repeatable standards that improve security, reliability, automation, and the associate technology experience. * Use PowerShell and Microsoft Graph where appropriate to automate administration, reporting, and remediation. * Evaluate new Microsoft capabilities and provide practical recommendations aligned with Omni business and support requirements. Qualifications * 5-8 years of progressive experience supporting Microsoft enterprise technologies, including hands-on Microsoft 365 and Microsoft Intune administration. * Working knowledge of Microsoft Entra ID, Exchange Online, Teams, SharePoint Online, OneDrive, Microsoft 365 Apps, Windows 10/11, Windows Autopilot, device compliance, and application deployment. * Experience with MFA, Conditional Access, endpoint security, and role-based access control. * Strong troubleshooting, root-cause analysis, documentation, change-management, and organizational skills. * Ability to manage multiple technical initiatives, work independently, and collaborate across IT Support Services, Information Security, Infrastructure, application teams, vendors, and property IT. * Strong customer-service orientation and communication skills appropriate for Omni's hospitality environment. * Hands-on experience administering Active Directory objects, OUs, delegated permissions, and GPOs, including policy troubleshooting and hybrid identity support. Preferred Qualifications * Microsoft O365 certification is required. * Experience supporting a multi-site enterprise, hotel, resort, retail, or other 24x7 customer-service environment. * Experience with Microsoft Graph, Apple Business Manager, Windows Update for Business, and Group Policy migration to modern management. * Experience with vulnerability-management and endpoint-security platforms used in an enterprise environment. * ITIL knowledge or experience with formal incident, problem, change, and request management. * Experience providing technical guidance or coordinating the work of other IT staff. Omni Hotels & Resorts is an equal opportunity/AA/Disability/Veteran employer. The EEO is the Law poster is available using the following link: EEOC is the Law Poster. Omni Hotels & Resorts does not discriminate on the basis of any protected category with respect to the payment of wages. If you are interested in applying for employment with Omni Hotels & Resorts and need special assistance to apply for a posted position, please send an email to: applicationassistance@omnihotels.com.