Senior Cisco ISE Network Engineer

Shape the future of defense with MANTECH! Join a team dedicated to safeguarding our nation through advanced tech and innovative solutions. Since 1968, we’ve been a trusted partner to the Department of Defense, delivering cutting-edge projects that make a real impact. Dive into exciting opportunities in Cybersecurity, IT, Data Analytics and more. Propel your career forward and be part of something extraordinary. Your journey starts now—protect and innovate with MANTECH!

MANTECH seeks a motivated, career and customer-oriented Senior Cisco ISE Network Engineer to join our team in Doral, FL.

Responsibilities include but are not limited to

• Designing, deploying, configuring, and maintaining enterprise Cisco Identity Services Engine (ISE) infrastructure across multi-site mission networks.
• Developing, implementing, and enforcing 802.1X authentication, posture assessment, profiling, and guest access policies.
• Integrating Cisco ISE with Active Directory, PKI infrastructure, network access devices, firewalls, and security operations tools.
• Managing RADIUS and TACACS+ protocols to enforce role-based access control, device administration standards, and network segmentation.
• Conducting software upgrades, patch management, performance tuning, and vulnerability remediation across Cisco ISE nodes.
• Monitoring system health, analyzing network access logs, and resolving complex tier-3 network security and authentication incidents.
• Maintaining comprehensive network documentation, including architecture diagrams, implementation plans, and standard operating procedures.

Minimum Qualifications

Bachelor’s degree in Computer Science, Information Technology, Network Engineering, or a related field with 5+ years of experience in network engineering.

OR a master’s degree and 3+ or more years of relevant experience

OR an associate’s degree and 7+ or more years of relevant experience

OR a high school diploma and 9+ or more years of relevant experience

Proven experience configuring, administering, and troubleshooting Cisco Identity Services Engine (ISE) in an enterprise environment. Strong background in enterprise routing, switching, 802.1X authentication, RADIUS/TACACS+ protocols, and network access control (NAC).

MANTECH considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.

If you need a reasonable accommodation to apply for a position with MANTECH, please email us at [email protected] and provide your name and contact information.