Top Network Engineer Jobs in Chicago, IL

Seek an SRE/Network Engineer with deep MAAS and bare-metal automation expertise to manage hundreds of nodes across distributed sites. Responsibilities include Linux administration, hardware-level diagnostics (BIOS/IPMI/RAID), network design (VLANs/L2-L3/VPN/UniFi), infrastructure automation (Ansible, Bash/Python, Git), observability (Prometheus/Grafana, ELK/Graylog/Loki), PXE/MAAS-based OS provisioning, API integrations, virtualization (OpenStack/Kolla-Ansible, Proxmox, VMware), and container workload support.

Support and troubleshoot large enterprise networks (switching, routing, firewalls, load balancers, SAN). Perform incident response, RCA, firmware/patch management, proactive monitoring, automation scripting, documentation, runbooks, stakeholder communication, and participate in on-call rotation.

Design, integrate, and maintain secure, resilient hybrid and multi-cloud network architectures. Lead cloud networking, automation (IaC), SDN, monitoring, and disaster recovery efforts while supporting CI/CD and cross-functional teams to modernize enterprise connectivity.

Design, implement, and operate hybrid on-premise-to-cloud network architectures with emphasis on Google Cloud networking (VPC, VPN, Interconnect, LB, firewall). Build and refactor Terraform modules (JSON-driven hydration), troubleshoot routing/DNS/load balancing, automate infrastructure delivery, monitor performance, and ensure reliable, secure network segmentation.

The Senior Lead Network Engineer will enhance and maintain large-scale network infrastructure, advise on hardware and software, conduct testing, and provide training.

Design and deliver production-grade network automation using Python and tools like Netmiko, Nornir, NAPALM, and Scrapli. Build IaC with Ansible and Terraform, integrate NETCONF/RESTCONF/gNMI, implement NetBox/Nautobot as source-of-truth, create CI/CD pipelines, testing/validation with pyATS/Genie, and build observability and compliance automation. Mentor engineers and partner with cross-functional teams to translate requirements into reliable, automated network workflows.

Manage and support enterprise network infrastructure including firewalls, VLANs, routing/switching, wireless, VPNs and monitoring. Deploy new office network hardware, perform cabling and ISP turn-up, and participate in change management. Provide operational support for Cisco ISE and Firepower environments, troubleshoot using packet-capture tools, maintain documentation, and collaborate with Security, Infrastructure, and End User Services teams.

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

Configure, install, monitor, and maintain network devices and services (routers, switches, firewalls, load balancers, VPN, QoS). Perform upgrades, patches, capacity planning, and follow change management processes. Monitor resource utilization and liaise with vendors and IT personnel for problem resolution.

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.

As a Network Engineer II, you will design, build, and maintain global network infrastructure, focusing on BGP routing, data center architecture, and multi-vendor environments, while acting as an expert in network issues.

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.

Designs, implements, monitors, and supports LAN/WAN networks and security. Administers firewalls, switches, wireless, VPNs, VMware, Active Directory, Azure, SANs, and SQL Server. Leads projects, supervises vendors, mentors staff, maintains documentation, and resolves escalated network incidents. On-call and occasional off-hours work required.

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.

Lead design, implementation, integration, and sustainment of the prototype network infrastructure. Configure and maintain routers, switches, firewalls, wireless, and servers; ensure DoD cybersecurity compliance (STIGs, RMF); troubleshoot and optimize performance across lab, staging, and operational environments; produce architecture diagrams and documentation; support demonstrations, testing, and field deployments; collaborate with engineering, security, and vendors.

The Senior Network Engineer will design and manage network infrastructure in cloud environments, focusing on security and automation while collaborating with various teams.

Design, implement, operate, and modernize enterprise Cisco/Webex contact center and voice platforms. Build call flows, IVR, routing, agent/queue configs, automation, and observability. Lead migrations, resilience testing, integrations with CRM/APIs, troubleshooting, and cross-functional architecture and operational improvements.

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.

Provide escalation support and daily operations for network and security infrastructure; troubleshoot and remediate network events; operate and maintain AWS resources (EC2, VPC, ELB, RDS, S3); design CloudFormation templates; migrate infrastructure to Terraform and CI/CD with Jenkins; automate provisioning and deployments with Ansible; manage version control (Bitbucket/Git/GitHub); monitor with CloudWatch and track issues with JIRA.

The Software Engineer will manage edge networking configuration, evolve the ingress layer, build network observability, support regional expansion, and establish team practices in a growing network-focused team.

Design, implement, and operate hybrid on-prem to Google Cloud network architectures. Troubleshoot routing, DNS, and load balancing; build and manage infrastructure with Terraform; design secure network segmentation and firewall policies; automate provisioning and monitoring to improve reliability.

Designs, implements, automates, and supports complex LAN/WAN, data center, and cloud networks. Leads architecture and large initiatives, troubleshoots escalated incidents, conducts RCA, implements security controls and automation, mentors junior engineers, and participates in on-call rotations and cross-functional projects.

Design, deploy, and troubleshoot carrier-grade Layer 1-3 connectivity including carrier interconnects, NNIs, MPLS, BGP, VRFs, VLANs, and Azure ExpressRoute. Validate circuit turn-ups, support data center deployments, develop configuration templates and runbooks, and act as escalation for complex transport and routing issues while coordinating with carriers, NOC, and implementation teams.