Infrastructure and Operations Administrator

Job Description

Job Description

We are looking for an Infrastructure and Operations Administrator to support core systems, end-user technology, and enterprise platform administration for a Long-term Contract position based in Chicago, Illinois. In this role, you will help maintain a stable and secure IT environment by managing cloud services, directory services, virtual infrastructure, and workstation support. The ideal candidate brings hands-on systems administration experience, strong troubleshooting ability, and a practical approach to improving reliability, security, and day-to-day operations.

Responsibilities:
• Oversee the administration of the Microsoft 365 environment, including account setup, license assignment, and support for Exchange Online, Teams, and SharePoint services.
• Maintain Active Directory by handling employee onboarding and offboarding, updating group memberships, and managing access permissions across systems.
• Support VMware vCenter operations through virtual machine deployment, infrastructure monitoring, performance tuning, and issue resolution.
• Carry out patching activities for Windows and Linux servers and endpoints to keep systems secure, current, and aligned with compliance expectations.
• Deliver hands-on desktop support by diagnosing and resolving hardware, software, and user access issues in a timely manner.
• Prepare and deploy workstations for new employees and device replacement initiatives using standardized imaging and configuration procedures.
• Track system health and operational performance, identifying opportunities to enhance efficiency, automate routine tasks, and reduce recurring issues.
• Administer Group Policy settings and endpoint configurations to promote consistency, security, and effective device management.
• Create and maintain clear technical documentation for system configurations, support procedures, and troubleshooting practices.• Demonstrated experience administering Active Directory environments, including user lifecycle management and permission control.
• Hands-on knowledge of Microsoft 365 administration across core collaboration and productivity platforms.
• Strong background supporting Windows Server, Windows 10, and mixed infrastructure environments.
• Experience working with VMware vCenter for virtual machine management and infrastructure support.
• Practical expertise in system patching and ongoing maintenance for both Windows and UNIX or Linux systems.
• Ability to provide end-user desktop support with effective troubleshooting across hardware and software issues.
• Familiarity with Group Policy, endpoint configuration, and general systems security best practices.
• Exposure to Citrix technologies is preferred for supporting broader infrastructure and user access needs.