Senior Network Architect — TS Clearance & Enterprise Security

99999 Consulting LLC; Washington (District of Columbia); On-site; USD 190,000 - 280,000; Full time

Job summary

99999 Consulting LLC is seeking a senior Network Engineer to design, implement, and maintain complex enterprise networks in a secure, cleared environment near Joint Base Anacostia Bolling, Washington, DC. This full-time role demands hands-on leadership across multi-site, multi-vendor networks with strong emphasis on security and performance.

Candidates should have 8+ years of network engineering experience, hold an active TS clearance (ability to obtain TS/SCI), and demonstrate progressive

Qualifications

• 8+ years of network engineering experience in secure/cleared environments.
• Active TS clearance; must be able to obtain TS/SCI.
• Experience with progressive responsibilities that amount to “senior”.

Responsibilities

• Architect, engineer, maintain, and troubleshoot enterprise networks (multi-vendor but Cisco-heavy, multi-site, dense with technology). This includes network security.
• Lead root cause analysis for outages and performance issues.
• Engaging teams with other expertise on relevant projects and systems.
• Communicate issues clearly to teammates and leadership and collaborate on resolution.
• Mentor less-senior engineers and technicians.
• Deep understanding of layer 4 and below.
• Expertise and experience with an array of the hardware/software that are primarily associated with those layers: Route/switch, Firewalls, VPNs, SDN, and plenty more.

Skills

Network engineering

Security clearance

Troubleshooting

Root cause analysis

Mentoring

Tools

Cisco hardware

Firewalls

VPNs

SDN

Job description

99999 Consulting LLC is seeking a senior Network Engineer to design, implement, and maintain complex enterprise networks in a secure, cleared environment near Joint Base Anacostia Bolling, Washington, DC. This full-time role demands hands-on leadership across multi-site, multi-vendor networks with strong emphasis on security and performance.

Candidates should have 8+ years of network engineering experience, hold an active TS clearance (ability to obtain TS/SCI), and demonstrate progressive