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# Network Engineer - Network Access Control and CISCO

- **Company:** Emergent Technologies Inc.
- **Location:** Herndon, VA, United States
- **Contract:** Permanent contract
- **Skills:** Amazon Web Services, Systems Engineering, Microsoft Azure, Cloud Computing, Profiling, Information Systems, Linux, OSI Models, Network Security, Linux Servers, Network Architecture, Network Planning and Design, Network Monitoring, Network Protocols, Oracle (Applications), Red Hat Enterprise Linux, TCP/IP, Network Routers, Scripting, Identity Services Engine, Google Cloud, Network Access Control, Load Balancing, Computer Network Technologies, HybridCloud, Firewalls (Computer Science), Information Technology, Cisco
- **Published:** October 29, 2026
- **Apply:** https://www.careerbuilder.com/job-details/network-engineer-network-access-control-and-cisco-reston-va--80c065f9-22f6-44c3-81e4-cffa6e3f48b7

## About the Role

Network Access Control (NAC), Network Architecture/Engineering, Cisco Network Systems, Dental Insurance, Health Insurance, Training/Teaching, Network Access Control (NAC), Cisco Network Systems, Network Architecture/Engineering, Government, * Minimum 16 years of relevant experience in network engineering

 * Bachelor's or Master's degree in Computer Science, Information Systems, Engineering, or a related field (preferred)
 * Proven Subject Matter Expert (SME) in network engineering with a specialized focus on network security and NAC
 * Extensive hands-on experience with CISCO technologies, including firewalls (e.g., Cisco FTD), routers, switches, and NAC tools
 * Strong understanding of network security principles and network protocols (TCP/IP, OSI model)
 * Experience translating complex security requirements into scalable, enterprise-grade NAC solutions
 * Effective communication skills and the ability to work independently in a fast-paced environment

Preferred Skills & Qualifications

 * Experience with Cisco Identity Services Engine (ISE) for NAC policy creation, profiling, and enforcement
 * Industry certifications such as:
 + CCNA Security
 + CCNP Security
 + CCIE Security
 + Red Hat Certified Architect (RHCA)
 * Proficiency with Linux operating systems and Python scripting
 * Experience working with a broad range of network technologies and architectures
 * Strong understanding of network design principles and systems engineering concepts
 * Experience extending on-premise networks to cloud and hybrid cloud environments (AWS, Azure, Google Cloud, Oracle)
 * Experience managing NAC policies across diverse endpoint environments

## Description

* Design, implement, and manage advanced NAC solutions using CISCO network devices, including load balancers, LINUX servers, and CISCO appliances
 * Configure, maintain, and troubleshoot NAC policies, profiles, and enforcement mechanisms
 * Monitor network activity to detect, analyze, and mitigate potential security threats and vulnerabilities
 * Collaborate with cross-functional teams to ensure NAC strategies align with enterprise network security objectives
 * Evaluate and recommend new NAC tools and vendors to enhance network protection
 * Provide expert-level technical support and mentorship to internal and external teams on NAC-related technologies and challenges
 * Stay informed on evolving network security best practices and emerging NAC technologies