Network Security Engineer Security Clearance

Position: Network Security Engineer with Security Clearance
The ideal candidate will bring deep hands-on expertise in Cisco network technologies, with a strong emphasis on Identity Services Engine (ISE), network security architecture, and enterprise-level troubleshooting.

Key Responsibilities

• Design, configure, and maintain secure network architectures across classified environments.

• Implement and manage Cisco security platforms including routers, switches, firewalls, and security appliances.

• Administer and optimize Cisco Identity Services Engine (ISE) for authentication, authorization, and network access control (NAC).

• Monitor and assess network performance, security posture, and compliance.

• Troubleshoot complex network issues and perform root cause analysis.

• Support continuous improvement of network security policies, procedures, and best practices.

• Collaborate with cyber, systems, and infrastructure teams to ensure seamless security integration.

• Prepare documentation, diagrams, and change requests in accordance with government standards.

• Participate in on-call, incident response, and scheduled maintenance as required.

Required Qualifications

• Active TS/SCI clearance (must have).

• 5+ years of experience as a Network Engineer or Network Security Engineer.

• Strong background in Cisco networking technologies (routing, switching, firewalls).

• Proven experience with Cisco ISE deployment, configuration, and policy management.

• Hands-on experience with protocols such as BGP, OSPF, EIGRP, 802.1X, TACACS+, and RADIUS.

• Familiarity with network hardening and cybersecurity principles aligned with DoD or federal guidelines.
Preferred:

• Cisco certifications such as CCNP Security, CCNP Enterprise, or CCIE (Security or Enterprise).

• Experience in DoD or Intelligence Community environments.

• Knowledge of Cisco ASA, Firepower, or Secure Firewall Threat Defense (FTD).

• Background with monitoring tools (e.g., Solar Winds, Splunk) or automation (e.g., Python, Ansible).

• Strong documentation skills and experience with change management processes.