Associate Principal, Network Engineering

Location: Chicago, IL or Dallas, TXWe are seeking an experienced Associate Principal, Network Engineering to support and help evolve enterprise network infrastructure across on-premise and cloud environments. This is a hands-on senior network engineering role focused on network architecture, routing/switching, Cisco FTD / Next-Generation Firewall, Cisco ACI, and hybrid cloud connectivity.

What You'll Do: Design, implement, administer, and troubleshoot enterprise network infrastructure across on-premise and cloud environments Manage the network infrastructure lifecycle, including deployment, upgrades, maintenance, and troubleshooting Provide hands-on administration and support of Cisco FTD / Next-Generation Firewall platforms Support Cisco IOS, NX-OS, IOS-XR, and Cisco ACI environments Work with routing and networking technologies including BGP, OSPF, IS-IS, WAN/LAN, VPN, IPAM, and DNSSupport connectivity across AWS/Azure hybrid cloud environments Perform advanced network troubleshooting, including packet capture and analysis Develop technical specifications, implementation plans, and network architecture solutions Partner with vendors, carriers, engineering teams, and internal stakeholders on complex network initiatives Support network security, governance, business continuity, and infrastructure reliability Provide technical leadership, mentoring, presentations, and guidance to engineering teams What We're Looking For 5+ years of experience in network infrastructure engineering, administration, operations, or architecture Strong enterprise networking background with hands-on experience with BGP, OSPF, and/or IS-ISAdvanced Cisco networking experience across IOS, NX-OS, IOS-XR, and FTDStrong Cisco FTD / Firepower / Next-Generation Firewall experience is highly important for this position Experience with Cisco ACI and enterprise routing/switching Strong troubleshooting skills, including packet capture and network traffic analysis Experience supporting AWS and/or Azure connectivity in hybrid environments Strong communication, presentation, project management, and mentoring skills Ability to work independently while collaborating effectively across technical teams Preferred Python, Ansible, Git Hub, or similar network automation experienceCCNP, CCDP, or equivalent experienceAWS, Azure, or other relevant cloud certificationsAWS networking, security, or architecture experience This is an opportunity to take on a senior technical role supporting complex enterprise network infrastructure while contributing to architecture, modernization, cloud connectivity, and next-generation network security initiatives.