Network Security Engineer Senior (Cisco ISE)

TL;DR

Senior Network Security Engineer (Cisco ISE): Designing, implementing, and maintaining secure network infrastructure for U.S. Coast Guard enterprise environments with an accent on Zero Trust Architecture and Network Access Control (NAC). Focus on administrating Cisco ISE, ensuring DoD compliance, and integrating security platforms.

Location: This position will be located in Kearneysville, WV and will be a hybrid remote position.

Salary: $105,000–$136,000 Annually

Company

hirify.global is a team transforming government IT by delivering innovative IT services and solutions that improve how government agencies operate.

What you will do

• Configure, maintain, and optimize Cisco Identity Services Engine (ISE) for authentication, authorization, and accounting (AAA).
• Implement and support 802.1X, MAB, posture assessment, and advanced profiling for comprehensive endpoint security.
• Ensure Network Access Control (NAC) enforcement strictly aligns with DoD Comply to Connect (C2C) policies and DISA STIGs.
• Collaborate with network and security teams to design and enforce Zero Trust security models and the principle of least privilege access.
• Support the seamless integration of Cisco ISE with security and network platforms, including Cisco Firepower and Palo Alto NGFWs.
• Assist in troubleshooting NAC-related network performance issues and provide expert support for multi-VRF environments.

Requirements

• Bachelor’s degree in computer science, information systems, or a related field with 8+ years of experience.
• 5+ years of dedicated experience in network security, NAC, or related roles.
• 3+ years of direct, hands-on experience in Cisco ISE administration, NAC policy management, and network authentication security.
• Active Secret clearance required.
• Current DoD 8570 IAT Level II certification required (e.g., Security+ CE, CCNA Security, SSCP).
• Deep expertise in Cisco ISE architecture, profiling, and endpoint classification; proficient with 802.1X, MAB, RADIUS, TACACS+, LDAP, and Microsoft Active Directory integration.

Nice to have

• Basic scripting knowledge (Python, Bash, or REST APIs) for automation and troubleshooting.

Culture & Benefits

• Meaningful work and a collaborative team environment.
• Employee Assistance Program (EAP) and corporate discounts.
• Learning & Development platform, including certification preparation content and assistance.
• Referral Bonus Program and Internal Mobility Program.
• Pet insurance and flexible work environment.
• Commitment to employee experience and continuous enhancement.

Hiring process

• Virtual video interview with the hiring manager and/or team, requiring camera on and a valid photo ID.
• Enhanced Biometrics ID verification screening.
• Background check, including criminal history, highest level of education, and employment history.