Senior Network Security Engineer – Cisco ISE & Zero Trust Segmentation

We are seeking a Senior Network Security Engineer with deep expertise in Cisco Identity Services Engine (ISE) and identity-driven network segmentation to support and enhance a modern enterprise security architecture. This role will focus on designing, implementing, and operating network access control (NAC) and TrustSec-based segmentation across wired, wireless, and data center environments.

The ideal candidate will have extensive hands-on experience deploying and managing Cisco ISE platforms and will play a key role in advancing Zero Trust Network Access (ZTNA) strategies. This position requires strong technical depth across authentication protocols, identity-based policy enforcement, and enterprise networking fundamentals. This position requires regular onsite presence at client locations within the Chicago metropolitan area. Candidates must currently reside within commuting distance of Chicago and be able to attend onsite meetings, deployments, and tro...