Network Engineer

Leidos Enterprise Civil Div. in support of the Department of Homeland Security (DHS) is seeking a Network Engineer to work out of Lorton, Virginia. The position supports the Homeland Enterprise Information Technology Secure Services and Support (HEITS) follow‑on contract to enhance DHS networks, including the Homeland Secure Data Network (HSDN) and the Classified‑Local Area Network (C‑LAN). This role requires a deep technical understanding of networking technologies and strong project management skills on both classified and unclassified networks.

• Lead and manage the deployment of network solutions across various geographic locations, ensuring projects are delivered on time, within scope, and within budget.
• Oversee the installation, configuration, and testing of network hardware and software, including routers, switches, and firewalls.
• Coordinate with cross‑functional teams (engineering, deployment, IA) to ensure smooth deployment and integration of network systems.
• Ensure adherence to network design and security best practices, including implementation of redundancies, scalability, and fault‑tolerant solutions.
• Create detailed project plans, manage timelines, track progress, and address any issues that arise during the deployment lifecycle.
• Design, engineer, and implement LANs, WANs, Data Center networks, and other network‑related technologies.
• Perform network configuration and troubleshooting to ensure optimal performance and security.
• Collaborate with cross‑functional teams to integrate network solutions for new and existing systems.
• Conduct thorough risk assessments and implement mitigation strategies.
• Maintain thorough documentation of network deployment processes, configurations, and troubleshooting logs.
• Perform site surveys to assess site readiness and determine deployment needs.
• Provide technical leadership and mentorship to junior engineers and deployment staff.
• Collaborate with network architects to ensure designs are aligned with deployment requirements.
• Troubleshoot and resolve any network issues that arise during deployment and post‑deployment phases.
• Ensure compliance with industry standards and regulatory requirements.
• Conduct regular maintenance and firmware upgrades on critical network infrastructure.
• Create required engineering documentation for network related projects.
• Provide on‑call support and response for critical system emergencies, as required.

Clearance Required: Active TS/SCI

Degree and Years of

Experience:

Bachelor's degree in a technology related field with 8+ years of experience in Network Engineering in an enterprise environment (or equivalent experience)

• Solid experience with routing and switching technologies (e.g., Cisco, Juniper).
• In‑depth knowledge of L2/L3 network protocols/technologies (TCP/IP, iBGP, eBGP, OSPF, VLANs, 802.1q, LAG, etc.) and network security best practices.
• Experience with network management tools and network monitoring systems.
• Proven leadership skills and experience managing cross‑functional teams or projects.
• Strong problem‑solving and analytical skills with a proactive approach to addressing network deployment challenges.
• Excellent communication skills, both written and verbal, and the ability to interact with stakeholders at all levels.

• Experience supporting classified networks
• Experience in ensuring Service Level Agreement (SLA) compliance
• Support to DHS Programs Knowledge/Experience
• COMSEC
• Solar Winds
• Network Automation

• IAT Level II baseline certification as defined by DoD 8570.01 (Security +)
• Cisco and/or Juniper certifications

$92,300.00 - $

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.