This position requires U.S Citizenship a DoD Security Clearance (NOT ACCEPTED - H1B F1 or Greencard/Permanent Resident) and the ability to work onsite (remote/telework is not an option) - no exceptions . We are seeking a highly skilled and motivated Cisco Enterprise Engineer for a critical opportunity to design build and defend a Zero Trust Network Security architecture. The ideal candidate will leverage a deep understanding of modern Cisco technologies—including Cisco Identity Services Engine (ISE) Catalyst Center SD-WAN and Cisco Secure Workload—to implement robust Authentication Authorization and Accounting (AAA) frameworks. This role requires strong experience in network security and troubleshooting to ensure the scalability reliability and security of critical network infrastructures at Warfare Centers. Job Description As a key member of our team you will be responsible for a variety of critical security and networking tasks including Architect and Implement Design and deploy enterprise-level Cisco ISE solutions integrating them with third-party tools to meet mission-critical business requirement. Automate and Manage Leverage Cisco Catalyst Center and SD-WAN for network automation assurance and policy enforcement across the software-defined network. Integrations Integrate several Cisco technologies such as ISE Catalyst Center SD-WAN Wireless LAN Controller (WLC) and Splunk. Secure and Enforce Policy Develop and configure robust network access policies in Cisco ISE including comprehensive Authentication Authorization and Accounting (AAA) frameworks using protocols like RADIUS and TACACS+ to enforce Zero Trust security across all network segments. Troubleshoot and Resolve Serve as a subject matter expert for Cisco NAC SDN and core networking technologies resolving complex issues related to authentication fabric overlays and security. Maintain and Document Create and maintain comprehensive documentation for all assets under configuration control ensuring compliance and operational readiness. Education and Work Experience Requirements Due to customer requirements U.S Citizenship is required Must be able to obtain and maintain a DoW Security Clearance for duration of employment. Bachelor’s level degree in Electrical/Electronic/Computer Engineering Computer Science or Information Systems. CompTIA Security+ certification. A strong foundation in network engineering demonstrated by one of the following 5+ years of relevant experience with a CCNA certification. 2–3 years of relevant experience with a CCNP certification. Proven hands-on experience with Cisco ISE and network access control (NAC) solutions. Strong experience with Authentication Authorization and Accounting (AAA) configuration and troubleshooting. Proficiency with core Cisco networking technologies (e.g. WLC APs Catalyst switches ISR routers) SDN technologies (e.g. Catalyst Center SD-WAN ACI) and security products (e.g. Firepower Threat Defense Firewalls Secure Client VPN). In-depth knowledge of network security principles and protocols including RADIUS and TA CACS+ Preferred Qualifications Experience with Cisco Catalyst Center for network management and automation. Knowledge of software-defined networking (SDN) principles and technologies. Experience with Cisco Identity Services Engine (ISE)Advanced certification such as a CCIE Experience with log analysis and security monitoring using Splunk