Senior Systems Administrator

Illinois State Toll Highway Authority•Downers Grove, IL

2d•Onsite

About The Position

The Illinois Tollway is dedicated to providing and promoting a safe and efficient system of highways while ensuring the highest possible level of service to our customers. Whether it's I-PASS, the Move Illinois Program, open road tolling or keeping you safe with our H.E.L.P. trucks, we are committed to delivering great benefits and services to customers. The Tollway is a user-fee system - no state or federal tax dollars are used to support maintenance and operations. Operations are funded by toll and concession revenues. Under the leadership of the Board of Directors and Executive Staff, the Tollway is committed to achieving the following goals: increase collaboration with regional transportation and planning agencies, promote the regional economy, maintain financial integrity, foster environmental responsibility and sustainability, maintain the safety and efficiency of the Tollway system, further transparency and accountability, enhance customer service, and maintain public trust. In support of this mission, the Sr. System Administrator is responsible for the installation, configuration and maintenance of the information technology infrastructure which requires working with servers, SAN and network switches, storage, software and other technologies to support the organization. The Systems Administrator assists with overall systems administration which requires proficiency in several disciplines. The Sr. System Administrator must maintain and continually improve the environment to provide the highest levels of service to the user base. The Sr. Systems Administrator will be required to assess performance of systems to make adjustments, provide capacity planning and growth projections, and perform software installations and upgrades. The Sr. System Administrator works both individually and in teams to maintain the operation of various sites. Business operation demands 24/7/365 continuous up time so this individual must be able to perform overtime when needed including holidays and weekends. Continuously changing software and hardware platforms require ongoing training and self-directed learning to maintain skill sets. Based on the functions of the Sr. System Administrator position the incumbent will have Administrative level rights, access to sensitive and confidential information, and must always exercise discretion and maintain confidentiality.

Requirements

High School diploma or GED equivalent
10+ years of enterprise-level systems administration experience
5+ years working in a VMware Cloud Foundation (VCF) environment
5+ years administering Microsoft technologies including Azure, Active Directory, and Exchange/O365

Nice To Haves

Bachelor's degree in Information Technology, or related field
Experience with Systems Center Suite, Intune, and Microsoft 365
Advanced virtualization expertise (VMware VSAN, SRM, NSX)
Experience with VMware HCX for hybrid-cloud connectivity, workload mobility, and large-scale datacenter migration.
Familiarity with enterprise storage: NAS, iSCSI, SAN, and fiber channel technologies
Experience with backup platforms: NetBackup, Networker, DataDomain, Avamar, etc.
Exposure to enterprise antivirus platforms and centralized management tools
Experience with Citrix XenApp/Desktop and Citrix NetScaler
Technical certifications (e.g., MCP, MCTS, MCITP)

Responsibilities

Maintain and optimize server environments, storage systems (NAS/SAN), and core infrastructure
Configure and support virtualization platforms including VMware Cloud Foundation (VCF)
Support disaster recovery solutions (e.g., VRMS, SRM, NSX)
Support hybrid datacenter migrations and workload mobility using VMware HCX, including network extension, service mesh configuration, and multi-site operational continuity.
Administer directory services including Active Directory, Group Policy, and role-based security permissions
Manage backup systems and ensure data recoverability across all platforms
Document all systems and configurations for audit and operational continuity
Support Microsoft 365 collaboration tools, including Teams, Exchange, and OneDrive
Administer endpoint platforms including Intune, SCCM, and WSUS
Maintain core applications such as SharePoint and SQL Server
Monitor and manage hybrid cloud services in Azure and Microsoft 365
Lead the deployment of new infrastructure systems (hardware and software)
Contribute to architectural design and systems planning
Configure production systems and support onboarding of new technologies
Conduct user training and transition support for enterprise rollouts
Assist with Tier-2/3 help desk tickets and infrastructure troubleshooting
Maintain operational readiness through certifications, ongoing training, and industry engagement
Collaborate on projects and long-term departmental initiatives