network administrator jobs in Chicago

Posting Date Aug 20, 2026, 6:14:06 PM Primary Location Central-4655 S. Dearborn St (Network 8) Position Type : Non-Union Position Overtime Status Exempt JOB DESCRIPTION...

Network AdministratorContract Duration: 24 MonthsQualifications, skills, and all relevant experience needed for this role can be found in the full description below.We are seeking an experienced Network Administrator to support the design, deployment, maintenance, and optimization of a large, multi-site enterprise network environment. This individual will...

Network AdministratorContract Duration: 24 MonthsWe are seeking an experienced Network Administrator to support the design, deployment, maintenance, and optimization of a large, multi-site enterprise network environment. This individual will work hands-on across Cisco and Fortinet technologies, supporting both on-premises and cloud infrastructure.The ideal...

Chicago, ILComputer World Services – CWS /Full-time /RemoteCWS seeks an experienced Systems / Network Administrator Lead to lead enterprise systems and network administration supporting the U.S. Military Entrance Processing Command (USMEPCOM) Enterprise Network for Lifecycle, Information Support, and Technology (ENLIST) program.  The...

MicroHealth is seeking a qualified Systems/Network Administrator Lead to support the U.S. Military Entrance Processing Command (USMEPCOM) enterprise. This position is responsible for systems/network administration, operations and maintenance (O&M), and associated activities for platforms installed throughout the USMEPCOM enterprise. The Systems/Network...

OverviewWe are seeking a Mid-Level Network Administrator to support enterprise network operations in a mission-critical environment. This role is responsible for maintaining, troubleshooting, upgrading, and optimizing network infrastructure while ensuring secure and reliable connectivity for end users. The ideal candidate will have hands-on experience with...

Description We are looking for a Network/Systems Administrator to provide onsite support for core infrastructure operations in Chicago, Illinois. This Long-term Contract position focuses on keeping server, virtualization, storage, and network environments stable, secure, and well maintained while partnering with technical teams to resolve issues efficiently....

This is a mid-level position. The SA shall have relevant work experience in Systems/Equipment installation, administration, configuration, implementation, maintenance, and validation of installation of components: Components include, but are not limited to: • The ability to create, configure, maintain, and troubleshoot virtual machines, preferably using...

CWS seek s an experienced Systems / Network Administrator Lead to lead enterprise systems and network administration supporting the U.S. Military Entrance Processing Command (USMEPCOM) Enterprise Network for Lifecycle, Information Support, and Technology (ENLIST) program. The Systems/Network Administrator Lead will be responsible for systems and network...

Required Certifications: ITIL v4 Practice Manager certification, ITIL v4 Foundation certification, or better.Clearance: Active Secret Nationwide IT Services, NIS, is seeking a Systems/Network Administrator Lead to direct systems/network operations and maintenance for the United States Military Entrance Processing Command (USMEPCOM) under the Enterprise...

Network Administrator Contract Duration: 24 Months Qualifications, skills, and all relevant experience needed for this role can be found in the full description below.We are seeking an experienced Network Administrator to support the design, deployment, maintenance, and optimization of a large, multi-site enterprise network environment. This individual...

MicroHealth is seeking a qualified Systems/Network Administrator Lead to support the U.S. Military Entrance Processing Command (USMEPCOM) enterprise. This position is responsible for systems/network administration, operations and maintenance (O&M), and associated activities for platforms installed throughout the USMEPCOM enterprise. The Systems/Network...

Position Summary Lead enterprise systems/network administration, operations and maintenance, service-level performance, network outage response and recovery across USMEPCOM platforms.Core Responsibilities * Oversee systems/network administration, engineering integration, interoperability, configuration, testing, and RMF-aligned security compliance.* Direct...

Flyover is seeking a System Administrator II - Network to own our network and connectivity across sites, from core routing to wireless and VPN. Based at Chicago, IL or Las Vegas, NV, you will work a hybrid schedule with on-site time as needed and lead network standardization and security improvements.You will document the current network, close security...

MicroHealth LLC is seeking a Systems/Network Administrator Lead to support the USMEPCOM enterprise. This role manages systems/network administration, O&M, and service ownership to ensure operations meet service levels.The position requires active Secret clearance, strong expertise in network engineering, outage response, incident management, and...

Overview We are seeking a Mid-Level Network Administrator to support enterprise network operations in a mission-critical environment. This role is responsible for maintaining, troubleshooting, upgrading, and optimizing network infrastructure while ensuring secure and reliable connectivity for end users. The ideal candidate will have hands-on experience...

About the roleThe System Administrator II - Network owns our network and connectivity infrastructure end to end across sites, from core switching and routing to wireless, firewalls, and VPN. This role is the network subject matter expert on the IT team and keeps our locations reliably connected, secure, and performant, working closely with the IT Director...

Position Summary Lead enterprise systems/network administration, operations and maintenance, service-level performance, network outage response and recovery across USMEPCOM platforms. Core Responsibilities • Oversee systems/network administration, engineering integration, interoperability, configuration, testing, and RMF-aligned security compliance. •...

Invenergy, LLC is seeking a Network Engineer to design, implement, and support the enterprise LAN/WAN infrastructure in a hybrid Chicago-based role. You will work with Cisco routers/switches, Palo Alto firewalls, and Aruba wireless solutions to ensure reliability, security, and compliance.The ideal candidate has 3+ years of enterprise networking experience,...

MicroHealth is seeking a qualified Systems/Network Administrator Lead to support the U.S. Military Entrance Processing Command (USMEPCOM) enterprise. This position is responsible for systems/network administration, operations and maintenance (O&M), and associated activities for platforms installed throughout the USMEPCOM enterprise. The Systems/Network...