Senior Cisco ISE Architect | 802.1X, NAC & High-Avail Deployments

ManTech; Florida; On-site; USD 120,000 - 160,000; Full time

Job summary

ManTech seeks a motivated, career- and customer-oriented Expert Cisco ISE Network Engineer to join our team in Doral, FL. This role focuses on architecting and administering Cisco ISE across multi-site mission networks, enforcing 802.1X, posture assessment, and guest access policies.

Responsibilities include integrating ISE with AD, PKI, and NAC devices, managing TACACS+/RADIUS, and leading upgrades, tuning, and high-availability clustering. A top-secret clearance is required.

Qualifications

• Bachelor’s degree in CS/IT/Network Eng with 7+ years in network engineering.
• Or master’s degree with 5+ years of relevant experience.
• Or associate’s degree with 9+ years.
• Or high school diploma with 11+ years.

Responsibilities

• Architect, deploy, and administer Cisco ISE across multi-site networks.
• Enforce 802.1X authentication, posture, profiling, and guest access.
• Integrate ISE with AD, PKI, firewalls, and NAC devices.
• Manage TACACS+ and RADIUS for access control and device administration.
• Lead upgrades, patching, performance tuning, and HA clustering.
• Troubleshoot tier-3 access and authentication issues.
• Develop network architecture diagrams and SOPs.

Skills

Cisco ISE

802.1X

RADIUS/TACACS+

NAC

Enterprise networking

Education

Bachelor’s degree + 7+ years

Master’s degree + 5+ years

Associate’s degree + 9+ years

High school diploma + 11+ years

Tools

Cisco DNA Center

SD-Access

Stealthwatch

Job description

ManTech seeks a motivated, career- and customer-oriented Expert Cisco ISE Network Engineer to join our team in Doral, FL. This role focuses on architecting and administering Cisco ISE across multi-site mission networks, enforcing 802.1X, posture assessment, and guest access policies.

Responsibilities include integrating ISE with AD, PKI, and NAC devices, managing TACACS+/RADIUS, and leading upgrades, tuning, and high-availability clustering. A top-secret clearance is required.