Lead Network Engineer

Leidos; Virginia (MN); On-site; USD 116,000 - 210,000; Full time

Job summary

Leidos is seeking a senior network engineer to serve as SME for design, testing, and deployment of enterprise network systems. You will work with CISA-wide WAN/LAN, DNS, wireless, cloud environments and related tools to ensure reliable, secure connectivity.

The role requires Top Secret clearance with SCI eligibility, 10+ years in network engineering, and a Bachelor's degree in engineering, CS, or information systems; or 15 years of IT architecture and engineering in lieu of degree.

Qualifications

• Active Top Secret clearance with SCI eligibility.
• 10+ years of network engineering and design experience.
• Bachelor's degree in engineering, computer science, or information systems; or 15 years total IT experience.
• Experience installing, configuring, and managing software defined networking, identity and access management, mobility, imaging, collaboration capabilities, cloud hosting, and communication services.
• Experience engineering secure connectivity to cloud services (CSPs, private, hybrid).
• Strong communication skills.

Responsibilities

• Serve as SME in network engineering design, testing, and deployment.
• Engineer, design, test, and implement an enterprise network infrastructure and technologies.
• Maintain the design and integrity of CISA WAN, LAN, Enterprise Network Tools, DNS, Wireless, and Cloud environments.
• Provide expert technical assistance to team members and Government with high-level system and networking requests and solution identification.

Skills

Network design

System engineering

Cloud networking

Communication

Education

Bachelor's degree in engineering, CS, or information systems

Tools

SDN

IAM

Mobility solutions

Cloud hosting

Job description

Primary Responsibilities.

• Serve as the subject matter expert in the areas of network engineering design, testing, and deployment.
• Engineer, design, test, and implement an enterprise network infrastructure and technologies
• Responsible for maintaining the design and integrity of CISA Wide Area Network (WAN), Local Area Network (LAN), Enterprise Network Tools, Domain Name Servers (DNS), Wireless, and Cloud environments.
• Provide expert technical assistance to team members and Government with high-level system and networking requests and solution identification

Basic Qualifications.

• Active Top Secret clearance with Sensitive Compartmented Information (SCI) eligibility.
• Minimum of 10 years of experience in network engineering and design.
• Bachelor's degree in engineering, computer science, or information systems. In lieu of a bachelor's degree, an additional 10 years' experience in IT architecture and engineering for a total of 15 years of experience.
• Experience installing, configuring, and managing software defined network, identity and access management, mobility, imaging, collaboration capabilities, cloud hosting, and communication services and solutions.
• Experience engineering, designing, testing, and implementing secure and reliable network connectivity to cloud services (e.g., commercial cloud services providers (CSPs), private cloud, and hybrid cloud).
• Strong communication skills with excellent verbal and written skills.

Preferred Qualifications.

• Experience supporting DHS, CISA, or another highly classified Federal environment.
• Experience with DHS Enterprise Architecture policies, standards, and procedures.

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.

Original Posting:

August 25, 2026

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:

Pay Range $116,350.00 - $210,325.00

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.