Top Network Engineer Jobs in Chicago, IL

The Senior Network Engineer manages enterprise network design, implementation, and operations, focusing on infrastructure, VoIP, security, troubleshooting, and project management.

Designs, implements, secures, and supports hybrid enterprise networks across Azure, AWS, on-premises data centers, offices, and remote locations. Responsibilities include cloud connectivity, routing, switching, firewalls, VPNs, monitoring, troubleshooting, Zero Trust controls, high availability, disaster recovery, and Infrastructure as Code automation. The engineer leads migration and modernization initiatives, coordinates with vendors, supports office deployments, documents network environments, participates in on-call support, and mentors junior staff.

Build and design proxy infrastructure from scratch, implement rotation systems, manage IP reputation, optimize for performance, and develop reverse proxy systems for various proxy types.

Designs, analyzes, and supports telecommunications networks (voice, data, video, wireless). Develops installation and maintenance plans, defines system requirements, coordinates with IT teams, and implements network services and contingency solutions for DoD LANs.

Lead design, implementation, and analysis of telecommunications networks (voice, data, video, wireless). Provide technical direction, cost evaluation, network specifications, installation planning, reporting, and coordinate with other IT professionals through project lifecycle.

The Senior Cloud Network Engineer will design and implement scalable cloud networking solutions, automate infrastructure processes, and lead cross-functional collaborations while ensuring security and operational excellence.

The role involves managing NPS network infrastructure, improving monitoring capabilities, assessing and recommending network optimizations, and providing design guidance. Candidate must ensure infrastructure documentation, conduct testing, and train NPS resources on best practices.

The Network Engineer will enhance, maintain, and evaluate a large scale network project, including wired and wireless infrastructure, conduct testing, and consult on hardware and software requirements.

Build software at Coinbase while responsibly using and integrating generative AI copilots (e.g., LibreChat, Gemini, Glean). Continuously learn evolving tools, apply human-in-the-loop practices, and deliver business-ready outputs that improve efficiency, cost, and quality. Participate in quarterly in-person working sessions as part of a remote-first culture.

Supports high-availability broadcast networks and media production systems. Maintains IP multicast infrastructure, VLANs, documentation, QoS, and network migrations while providing tier-2/3 support for edit suites, ingest, shared storage, playback, and live graphics systems. Troubleshoots Adobe Creative Cloud, Grass Valley, VizRT, and Ross Xpression environments, creates SOPs and runbooks, supports end users, and participates in on-call coverage for live broadcasts.

Lead design, implementation, automation, and troubleshooting of Akamai's global network infrastructure. Build and maintain scalable BGP routing, data center CLOS fabrics, overlay technologies (VxLAN/EVPN), multi-vendor environments, and automation templates. Drive hardware/platform rollouts, deep-dive analysis, and clear documentation to ensure reliability, scalability, and security.

Install, configure, and support enterprise networking equipment including Cisco Nexus 5K/7K switches, Cisco ASA firewalls, and F5 load balancers. Provide 24x7 support as needed. CCNA or CCNP certification is a plus.

Design, deploy, manage, and troubleshoot high-performance InfiniBand and Ethernet networks for HPC. Perform performance tuning, capacity planning, and monitoring. Implement Fortinet security, resolve routing/switching/latency issues, collaborate with compute and storage teams, document architectures, and participate in on-call escalation and upgrades.

Operate, monitor, troubleshoot, and optimize global network infrastructure across datacenters and telco partners. Diagnose complex network incidents, drive root-cause analysis, implement long-term fixes, document configurations and procedures, coordinate cross-team remediation, and support network architecture, routing, and peering for LAN/WAN/wireless environments.

Design, implement, automate, monitor, and support multi-vendor enterprise LAN/WAN/wireless/SD-WAN/cloud networks. Manage Cisco and Arista switching, Aruba wireless and ClearPass, Prisma SD-WAN, and SolarWinds observability. Perform vulnerability remediation, ticket-based operational support via ServiceNow, documentation, incident response, and occasional on-call and site travel.

Design, build, and maintain AI-powered B2B SaaS products across frontend, backend, and AI. Own projects end-to-end, collaborate with product and design, ensure maintainability, mentor teammates, and inform roadmap and implementation decisions.

Lead enterprise wireless engagements from discovery through design, survey, implementation, validation, optimization, and operational transition. Perform RF design and surveys using Ekahau tools, integrate WLAN with enterprise networking and security, mentor engineers, develop standards and reusable assets, and provide technical leadership and customer-facing advisory services.

Designs, deploys, validates, and troubleshoots enterprise wireless networks. Performs Ekahau predictive, passive, active, and validation surveys; conducts RF analysis; stages and configures APs/controllers; documents designs and as-builts; supports migrations and optimizations; travels to customer sites and collaborates with project teams and senior engineers.

Support design, deployment, and troubleshooting of enterprise wireless networks. Perform wireless assessments and predictive designs with Ekahau, collaborate with clients and project teams, document solutions, and travel to client sites as needed.

Perform L3 network troubleshooting and RCA on production enterprise networks, review telemetry/logs/configs, label and annotate network behaviors for ML training, and help define schemas and data pipelines to support AI-driven infrastructure.

Designs, implements, validates, and supports wired and wireless networks for patient monitoring systems. Performs site surveys, creates designs and documentation, stages and configures equipment, coordinates installations and cutovers, provides remote and on-site support, mentors junior engineers, and ensures adherence to standards and project timelines.

Support implementation and ongoing support of Riverbed Steelhead Mobile and Steelhead CX devices; design, operate, and maintain complex LAN/WAN/MAN/wireless environments; implement Riverbed, Cisco, and F5 solutions; coordinate with security teams; support mission-critical enterprise infrastructure for United Airlines.

Hands-on network engineer (CCNP+) responsible for L2/L3 design, routing (OSPF/BGP/EIGRP), Cisco router/switch platforms, WLAN/Aruba, security technologies, implementations, after-hours installs, documentation, and change-management adherence.

Support day-to-day network operations and troubleshooting; implement and maintain new and existing sites; perform adds/moves/changes for network ports and VLANs; manage carrier tickets for service outages while working on meaningful summer projects under a mentor in an on-site corporate environment.

The Network Engineer will support real-time trading, handle network configuration/troubleshooting, and work with automation tools. Responsibilities include managing Layer-2/Layer-3 services and packet analysis in production environments.