Senior Principal Network Architect - Springfield, TS/SCI

Piper Companies; Springfield (VA); On-site; USD 160,000 - 190,000; Full time

Job summary

Zachary Piper Solutions is seeking a Senior Principal Network Engineer to support a DoD network modernization initiative in Springfield, VA. This onsite role requires an active TS/SCI clearance and collaboration with security, cloud, DevOps, and operations to design scalable, secure voice, video, wireless, and data networks.

You will lead high- and low-level designs, work with stakeholders and senior leadership, and drive strategic network decisions to ensure mission success.

Qualifications

• Bachelor’s degree in Computer Science, Information Technology, Engineering, or related field (or equivalent experience).
• 10+ years of related network engineering experience.
• Expertise in routing and switching protocols such as BGP, OSPF, and EIGRP.
• LAN/WAN architecture, design, and deployment.
• Proficiency with network monitoring and performance tools (SolarWinds, NetFlow, Wireshark).
• Hands-on experience with firewalls, VPNs, QoS, and load balancers.
• Strong background with Cisco platforms including Catalyst, Nexus, and ACI.
• Experience with SDN and Cisco solutions such as Catalyst Center, ISE, and Intersight.
• Active TS/SCI Clearance

Responsibilities

• Design and architect scalable, secure voice, video, wireless, and data networks.
• Lead development of high-level and low-level network designs (HLD/LLD).
• Deploy and integrate Cisco-based enterprise and data center solutions.
• Troubleshoot complex network issues and perform root cause analysis.
• Collaborate with stakeholders and cross-functional teams to align with mission objectives.
• Translate complex requirements into actionable strategies and architectures.

Skills

Routing & Switching

BGP

OSPF

EIGRP

MPLS

VXLAN

EVPN

Cisco Nexus/Catalyst

NGFW/ACI/Meraki

Python

Ansible

HLD/LLD

Security concepts

Education

Bachelor’s degree in Computer Science or related field

Tools

SolarWinds

Wireshark

NetFlow

Job description

Zachary Piper Solutions is seeking a Senior Principal Network Engineer to support a DoD network modernization initiative in Springfield, VA. This onsite role requires an active TS/SCI clearance and collaboration with security, cloud, DevOps, and operations to design scalable, secure voice, video, wireless, and data networks.

You will lead high- and low-level designs, work with stakeholders and senior leadership, and drive strategic network decisions to ensure mission success.