IT Infrastructure Administrator Jobs in Chicago, IL

Oversee daily infrastructure operations, ensuring system reliability, security, and compliance across multiple platforms while optimizing performance and supporting cloud-hosted workloads in a dynamic...

Lead the charge in safeguarding enterprise systems by managing security controls, enhancing resilience, and mitigating threats in a dynamic IT environment while collaborating with cross-functional tea...

Collaborate with teams to enhance IT security measures, protecting company systems from evolving threats while managing applications in a dynamic corporate environment...

Transform security operations and drive resilience for a dynamic enterprise. Manage IT security systems and collaborate with teams to enhance security measures and protect against evolving cyber threa...

Grow your career with a leading role in managing and optimizing Windows Server environments, ensuring reliable performance and security while collaborating with IT teams to improve enterprise operatio...

Join a dynamic team to empower IT service management through effective user account management, platform administration, and continuous improvement initiatives, ensuring operational excellence and enh...

Elevate infrastructure operations by leading a diverse team, driving cloud transformation, ensuring scalability and reliability, and identifying automation opportunities to enhance IT service efficien...

Manage the implementation and operation of IT systems supporting DOJ's complex litigation needs. Optimize performance and ensure security while leading a team in a fully remote environment dedicated t...

Innovate and enhance enterprise server infrastructure by designing, implementing, and maintaining secure systems. Collaborate with stakeholders to improve efficiency and reliability while supporting b...

Lead the charge in designing and securing global IT infrastructure, focusing on optimizing hybrid cloud environments, ensuring resilience, and enabling seamless business continuity across multiple pla...

Unlock potential by providing senior technical leadership for Air Force IT systems. Manage infrastructure, coordinate delivery teams, and enhance system capabilities while ensuring operational stabili...

Champion a robust Linux environment by managing Ubuntu desktops and Red Hat infrastructure. Provide global support and ensure stable operations for an international user base while implementing securi...

Support security objectives by managing identity & access controls, ensuring compliance, and enhancing processes. Collaborate with cross-functional teams to administer privileges, conduct audits, and...

Architect robust IT security strategies, manage teams, and ensure compliance while driving infrastructure performance and risk reduction initiatives for enterprise endpoints and data protection...

Accelerate growth by managing enterprise VMware environments, optimizing performance, and ensuring high availability and security. Play a key role in disaster recovery, core infrastructure services, a...

Lead the charge in optimizing and modernizing hybrid infrastructure for a major federal agency. Collaborate with stakeholders on assessments, automation, and performance enhancements to ensure a secur...

Accelerate progress at our IT M&A Team by driving complex data migrations. You will take ownership of projects from planning to post-support, leveraging your expertise in data management technologies...

Pioneer the future of litigation support as you manage IT systems for DOJ, optimizing automated resources for complex legal proceedings. Join our remote team to enhance system performance and ensure c...

Manage and optimize IT infrastructure through system administration, enhancing performance and user satisfaction. Collaborate on projects, ensuring operational readiness and support across diverse tec...

Join a team that's integral to the DOJ's litigation mission, supporting complex applications as an E-Discovery Application Administrator. This fully remote role demands expert programming skills to en...

Manage complex litigation support projects remotely, overseeing staff and coordinating case activities. Play a key role in ensuring effective communication with clients and attorneys while executing d...

Explore a dynamic role managing engineering software and infrastructure, balancing hands-on administration with cloud and on-premises support to optimize performance and resource utilization in critic...

Elevate enterprise IT infrastructure and service delivery, leading a hybrid environment that drives security, scalability, and efficiency. Collaborate with business leaders to harness technology for p...

Elevate cloud infrastructure reliability and security by designing, implementing, and supporting Azure and AWS environments while optimizing physical network operations and ensuring seamless lifecycle...

Grow your career with this hands-on IT Systems Engineer role, managing end-to-end IT and cloud infrastructure. Collaborate in an expanding company, with opportunities to enhance your skills and take o...