Senior Network Architect & Security Lead

Columbia Technology Partners, Inc; Corridor North (MD); On-site; USD 120,000 - 160,000; Full time

Benefits offered by this job

Medical plans

Vision & Dental

401k retirement

PTO & Leave

Career growth benefits

Job summary

Columbia Technology Partners is seeking a Technical/Functional Expert (Network) to provide advanced network engineering support across enterprise environments. The role focuses on system-level design, security architecture, and performance optimization within complex, multi-site infrastructures.

The ideal candidate will bring deep expertise in network architecture and security, supporting large-scale datacenter environments and ensuring reliable, secure, and high-performing network operations.

Qualifications

• Bachelor's degree in a related field; 10+ years in network engineering.
• DoD 8570 IAT Level II certification (or equivalent).
• Experience with large-scale datacenters and security architecture.

Responsibilities

• Provide advanced network engineering support, including system-level design.
• Design secure network architectures and enterprise security boundaries.
• Manage datacenter virtualization and large-scale CAN/MAN/LAN environments.
• Install, configure, troubleshoot routers, switches, firewalls, and load balancers.
• Implement and manage IPSEC VPNs and secure communication channels.
• Analyze network traffic with packet capture tools for troubleshooting.
• Lead troubleshooting and expert-level support for network issues.
• Develop system diagrams and present solutions to stakeholders.
• Collaborate across teams to ensure secure, scalable network operations.

Skills

Network engineering

Security architecture

Datacenter networks

System design

Education

Bachelor's degree in a related field

Tools

Cisco routers

Cisco switches

Firewalls

IPSEC VPNs

Job description

Columbia Technology Partners is seeking a Technical/Functional Expert (Network) to provide advanced network engineering support across enterprise environments. The role focuses on system-level design, security architecture, and performance optimization within complex, multi-site infrastructures.

The ideal candidate will bring deep expertise in network architecture and security, supporting large-scale datacenter environments and ensuring reliable, secure, and high-performing network operations.