Systems Administrator

Systems Administrator

Department:
Information Technology

Reports To:

Director of IT / Information Security Officer

We are seeking a dedicated IT Systems Administrator to lead the management and maintenance of our dynamic IT infrastructure. In this role, you will ensure the reliability, security, and peak performance of our on-premises and cloud-based services. Your responsibilities will include hands‑on administration of Active Directory, Microsoft 365, VMware and SAN storage, as well as automation through Power Shell scripting. The ideal candidate is a security‑focused collaborator who can balance day‑to‑day operations with forward‑thinking improvements, problem solving, adaptability, ensuring compliance and an exceptional end‑user experience across Seahawks organization and Lumen Field Stadium.

• Administer, maintain, and optimize enterprise infrastructure, including physical and virtual servers, Microsoft 365 services, Active Directory, Azure/Entra , DNS, DHCP, storage and virtualization platforms
• Manage Microsoft 365 environments, including Exchange Online, SharePoint Online, Teams, Intune, Autopilot, Entra  related cloud services
• Maintain and support VMware and/or Hyper‑V environments, including virtual machine lifecycle management, capacity planning, performance monitoring, upgrades, patching and high‑availability configurations
• Administer enterprise storage solutions and SAN technologies, including replication and disaster recovery processes
• Monitor system health, infrastructure performance, event logs and resource utilization to proactively identify, troubleshoot, and resolve issues
• Perform system administration tasks for Active Directory, Group Policy, Azure services, certificate management and core network services
• Ensure operating systems, applications, firmware and infrastructure components remain current through regular patching, upgrades and maintenance activities
• Manage endpoint deployment, configuration and security using Intune, Autopilot, Entra device join and Microsoft Defender for Endpoint
• Deploy and support identity and access management solutions, including multi‑factor authentication platforms such as Duo, Okta and Delinea
• Partner with the Information Security team to implement security best practices, maintain compliance with organizational and regulatory requirements and remediate vulnerabilities identified through scans, assessments, and penetration testing
• Provide Tier 2/3 technical support and exceptional customer service for end users, including troubleshooting Microsoft 365, Windows, mobile devices and enterprise applications
• Improve operational efficiency by identifying recurring issues and implementing sustainable solutions through automation, process improvements and documentation
• Develop and maintain infrastructure documentation, system diagrams, asset inventories, recovery procedures, operational runbooks and support knowledge bases
• Communicate technical concepts, risks and recommendations effectively to both technical and non‑technical stakeholders
• Support critical business operations, including after‑hours maintenance, upgrades, incident response, game‑day operations, stadium events and other organizational activities as required
• Travel as needed for training, conferences, meetings, and organizational events
• Perform additional duties and special projects as assigned by the Director of Information Technology

• 6+ years of progressive experience in systems administration, infrastructure management and enterprise IT operations
• 4+ years of experience administering Microsoft 365 services in an enterprise, including Exchange Online, SharePoint Online, Teams, Entra  (Azure AD), and Microsoft 365 licensing
• 3+ years of experience managing SharePoint Online permissions, governance, content administration and collaboration solutions
• Strong experience administering Windows Server environments, Active Directory, Group Policy, DNS, DHCP and identity and access management solutions
• Advanced experience managing endpoint and device administration using Microsoft Intune, Autopilot, Microsoft Defender and Microsoft Purview
• Proficiency in…