Network Engineer

Description

Network Engineer – DCGS-N Program

Location: North Charleston, SC

Leidos National Security Sector is seeking a Network Engineer to join our Distributed Common Ground System – Navy (DCGS-N) team. In this role, you’ll support the Joint Concentrator Architecture (JCA) and DCGS-N Enterprise Node (DEN). You’ll be part of a mission-driven team responsible for designing, installing, configuring, and maintaining advanced network systems that support U.S. Navy intelligence operations.

Key Responsibilities:

• Design, evaluate, recommend, implement, and document JCA/DEN network architecture
• Maintain compliance with Defense Information Systems Agency (DISA) guidelines and STIG requirements
• Ensure system readiness to meet all customer mission requirements
• Provide expert support through Level 3 troubleshooting and root cause analysis for complex problems
• Perform system maintenance including patch testing, installation, and IA scans with DoD-approved tools
• Document and recommend improvements to enhance network performance and security

Basic Qualifications:

• Bachelor’s Degree in Engineering, Computer Science, or Information Systems with 4+ years of related experience. Additional experience, training, and/or certifications may substitute degree requirement.
• US Citizen;
  Holding an Active DoD Top Secret clearance with ability to obtain/maintain TS/SCI upon hire
• Currently possess DoD 8140 IAT-II compliance (Security+, CISSP, or equivalent)
• Additionally, applicant must hold a Cisco Certified Network Associate (
  CCNA
  )
• Technical Experience with DISA Security Technical Information Guides (STIG) compliance requirements
• Proven knowledge of Firewalls and Solar Winds monitoring tools
• Strong troubleshooting and communication skills
• Comfortable working onsite in a large computer room environment

Why Join Leidos?

• Contribute to mission-critical Navy intelligence systems
• Work with cutting-edge network engineering technologies
• Be part of a collaborative, growth-oriented team

EIO 2024

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

November 19, 2025

For U.S. Positions:
While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range $72,150.00 - $

The Leidos pay range for this job level is a general guideline onlyand 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

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit

Pay and Benefits

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