Lead Network Engineer in Chicago

Are you driven to build and operate high-performance networks that support mission-critical systems? We're seeking a Lead Network Engineer who excels at the intersection of networking and automation to help shape and support a secure, scalable global infrastructure across both on-premise and cloud environments.

This role is ideal for a hands-on engineer who enjoys designing forward-thinking solutions, solving complex challenges, and collaborating across teams to deliver reliable, high-performing connectivity.

What You'll Do

• Design, deploy, and support enterprise network infrastructure across data centres and cloud platforms
• Configure and optimize routing, switching, firewalls, load balancers, and related technologies
• Drive the evolution of hybrid networking strategies aligned with security and governance best practices
• Lead troubleshooting efforts for complex network issues, working closely with vendors and internal stakeholders
• Create and maintain technical documentation, implementation plans, and architecture roadmaps
• Participate in an on-call rotation to ensure ongoing network performance and reliability

• Strong communication skills with the ability to clearly explain technical concepts to varied audiences
• A collaborative, solution-oriented mindset with a focus on efficiency and outcomes
• Experience leading projects and mentoring team members in dynamic environments

Technical Expertise

• Proven experience with automation and DevOps tools such as Terraform, Ansible, Jenkins, and GitHub
• Strong understanding of Infrastructure-as-Code (IaC) principles and practices
• Hands-on experience with cloud networking (AWS ; Azure or GCP also considered)
• Deep knowledge of Layer 3 networking, including protocols such as BGP, OSPF, and EIGRP
• Experience with Cisco platforms (IOS, NX-OS, XR)
• Familiarity with DNS/IPAM, VPNs, NAC, firewalls, DDoS protection, and packet analysis
• Experience with Cisco ACI is essential
• Background supporting mainframe and storage network environments is required

• Competitive salary: $140,000 - $170,000
• Annual bonus: 15%
• 22 days PTO plus paid holidays
• 6% 401(k) match
• Comprehensive health, dental, vision, and life insurance
• Hybrid working model

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