Network Engineer

Leidos Holding$92K — $166K *
Aerospace & Defense
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • Active TS/SCI clearance required.
  • Bachelor's degree in a technology-related field with 8+ years of experience in Network Engineering.
  • Solid experience with routing and switching technologies (Cisco, Juniper).
  • In-depth knowledge of L2/L3 network protocols and network security best practices.
  • Proven leadership skills managing cross-functional teams or projects.
  • Strong problem-solving and analytical skills with proactive deployment approaches.

Responsibilities

  • Lead deployment of network solutions across various locations to meet project timelines and budgets.
  • Oversee installation, configuration, and testing of network hardware and software.
  • Coordinate with cross-functional teams for smooth integration of network systems.
  • Ensure compliance with network design and security best practices.
  • Create project plans, track progress, and resolve deployment issues.
  • Design and implement LANs, WANs, and Data Center networks.
  • Perform troubleshooting for optimal network performance and security.

Benefits

  • Opportunity to work on critical projects supporting DHS networks.
  • Engagement with cross-functional teams to foster collaborative solutions.
  • Access to advanced networking technologies in a secure environment.
  • Professional growth and development opportunities within a strong team.
  • Potential certification sponsorship for continuing education.
Full Job Description
Leidos Enterprise Civil Div. in support of the Department of Homeland Security (DHS) is looking for talent in the networking field to work out of Lorton, Virginia as a Network Engineer. In FY23 Leidos was awarded the Homeland Enterprise Information Technology Secure Services and Support (HEITS) follow-on contract to support and enhance the DHS networks, Homeland Secure Data Network (HSDN) and the Classified-Local Area Network (C-LAN).

The successful candidate will be responsible for managing end-to-end network installation and configuration activities, ensuring successful deployment, and maintaining high network quality standards. This role requires a deep technical understanding of networking technologies, strong leadership abilities, and effective project management skills on both classified and unclassified networks. You will work closely with cross-functional teams, including software developers, system administrators, and various engineers, to oversee the deployment of customer network infrastructure projects.

The right candidate will possess the following skills and qualifications and be ready to handle all responsibilities independently and professionally.

Responsibilities
  • 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 local area networks (LANs), wide area networks (WANs), Data Center networks, and other network-related technologies.
  • Perform network configuration and troubleshooting to ensure optimal performance and security.
  • Collaborates 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


Qualifications

Clearance Required: Active TS/SCI

Degree and Years of Experience: Bachelor's degree in technology related field with 8+ years of experience with Network Engineering in an enterprise environment (or equivalent experience)

Required Skills:
  • 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.

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

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

Original Posting:
July 14, 2026

Pay Range:
Pay Range $92,300.00 - $166,850.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos Holding

Leidos Holding Careers

Joining Leidos Holding presents an unparalleled opportunity to advance one's career with a leader in innovation and technology. The company offers a plethora of job opportunities aimed at fostering professional growth and development in a diverse and inclusive environment.

Explore Career Opportunities

Leidos Holding is actively seeking skilled professionals who are passionate about leveraging their expertise to drive innovation and leadership in their fields. With a variety of open positions, Leidos Holding provides a platform for individuals to challenge themselves in a dynamic work environment.

Innovation and Professional Growth

At Leidos Holding, innovation is at the core of everything they do. Employees are encouraged to think creatively and push boundaries. The company supports this drive for innovation through comprehensive professional development and diversity training programs that are designed to enhance skills and foster leadership.

Commitment to Diversity and Inclusion

Leidos Holding is committed to creating a workplace where diversity is not only recognized but celebrated. With a culture that values and promotes diversity, Leidos Holding ensures that all team members have the opportunity to contribute, learn, and grow.

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For those starting their career, Leidos Holding offers internship programs that provide a robust foundation in the industry. Internships are a great way to develop essential skills, gain valuable work experience, and build professional networks.

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Employees at Leidos Holding enjoy a range of benefits designed to support their professional and personal lives. The company culture is built on a foundation of respect and integrity, providing a supportive and collaborative environment where every team member is valued.

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Leidos Holding encourages its employees to engage in networking within the company to discover new opportunities for career advancement. The leadership team at Leidos Holding is dedicated to supporting employees in their career paths with ample opportunities for networking and growth.

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