Lead Network Engineer

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.

Original Posting

August 25, 2026

Pay Range

Pay Range $116,350.00 - $210,325.00

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

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

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at

Commitment to Non-Discrimination

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.