Principal Network Access Control; NAC) Engineer

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Harness your expertise to solve challenges and celebrate success!

JCS Solutions is seeking a Principal Network Access Control (NAC) Engineer to support the modernization and integration of a large-scale, geographically distributed enterprise wireless environment supporting a Department of Defense customer. This role serves as a senior technical engineer responsible for wireless infrastructure modernization, Aruba Central implementation, controller migration, network resiliency improvements, wireless security enhancements, and enterprise network access control integration.

The successful candidate will provide technical leadership across Aruba wireless technologies, Aruba Central, Aruba Clear Pass, Cisco ISE, enterprise authentication services, wireless security platforms, and monitoring integrations. This position will work closely with cloud, network, cybersecurity, identity management, and operations teams to deliver secure, scalable, and highly available wireless services.

This role requires a hands‑on engineer capable of designing, implementing, testing, documenting, and transitioning enterprise wireless solutions while providing technical guidance and leadership across engineering teams.

Location: Ft. Meade, MD
Clearance: Secret
Salary: $ - $

Certification: Active DoD 8140/8570 IAT Level II certification.

• Join a premier technology firm specializing in innovative solutions.
• Be part of a collaborative, inclusive, and innovative work culture.
• Enjoy tremendous growth potential in a high-performing team environment.
• A robust benefits package:
  • Health, dental, and vision insurance
  • Life insurance
  • Short-and-long term disability
  • Paid time off (PTO)
  • 401k retirement plan with employer match
  • Annual Professional Development Reimbursement Program
  • And more!

• Wireless Architecture and Controller Migration
• Design, engineer, and implement the migration of existing Aruba wireless controllers to a centralized cloud-hosted infrastructure.
• Deploy and configure Aruba Central for centralized wireless management, configuration standardization, monitoring, and operational visibility.
• Develop controller migration strategies, implementation procedures, validation plans, and rollback processes.
• Standardize NTP configurations across wireless controllers, access points, and supporting network infrastructure.
• Evaluate and establish wireless deployment standards, including bridge versus tunnel mode and campus versus remote architectures.
• Develop standardized configurations and deployment playbooks for geographically distributed sites.
• Coordinate cloud infrastructure integration, including connectivity, routing, security requirements, and availability.
• Wireless High Availability and Network Resiliency
• Design and implement Layer 2 and Layer 3 redundancy to improve wireless availability and service continuity.
• Configure and validate controller failover, preemption, and recovery to preferred controllers following service restoration.
• Implement and troubleshoot VRRP, virtual IP addressing, and controller high-availability configurations.
• Evaluate and optimize DHCP, GRE tunnels, routing, and wireless traffic forwarding across centralized and distributed environments.
• Develop and execute failover and recovery testing to validate wireless resiliency.
• Troubleshoot complex controller, routing, and wireless connectivity issues.
• Wireless Security and Network Access Control
• Design and implement enterprise wireless security standards, including WPA3, Wireless Intrusion Detection Systems (WIDS), and identity-based access controls.
• Configure wireless security policies through Aruba Central and validate deployment to controllers and access points.
• Evaluate hardware…