Senior Network Engineer - Expert (TS/SCI)

Cherokee Federal; Herndon (VA); On-site; USD 159,000 - 195,000; Full time

Benefits offered by this job

Medical insurance

Dental

Vision

401K

Job summary

Criterion, part of Cherokee Federal, seeks an Expert Network Engineer to design, implement, and manage complex network infrastructures for a government program. You will lead firewall deployments, GR/HA planning, and optimize performance across enterprise networks.

The role requires TS/SCI with Full Scope Poly and 11+ years of experience, with deep expertise in Cisco, Palo Alto, Netscaler, cloud, and SD-WAN. Mentoring and cross‑functional collaboration are essential.

Qualifications

• At least 11 years of relevant network engineering experience.
• Bachelor’s or Master’s degree preferred.
• Experience with firewall technologies and enterprise networks.

Responsibilities

• Design, implement, and manage firewall solutions across Cisco, Palo Alto, and Netscaler platforms.
• Configure, maintain, and troubleshoot firewall policies and rules.
• Lead design and development activities for network architecture and documentation.
• Provide technical leadership and mentorship to junior engineers.

Skills

Routing

Switching

Firewall technologies

Network protocols

Mentor engineers

Leadership

Cloud networking

SD-WAN

Technical leadership

Education

Bachelor's or Master’s degree

Tools

Cisco

Palo Alto

Netscaler

Job description

Criterion, part of Cherokee Federal, seeks an Expert Network Engineer to design, implement, and manage complex network infrastructures for a government program. You will lead firewall deployments, GR/HA planning, and optimize performance across enterprise networks.

The role requires TS/SCI with Full Scope Poly and 11+ years of experience, with deep expertise in Cisco, Palo Alto, Netscaler, cloud, and SD-WAN. Mentoring and cross‑functional collaboration are essential.