Sr. Network Engineer

Description

Senior Network Engineer - Army TENCAP | TS/SCI | Ft. Belvoir, VA

Leidos is seeking a Senior Network Engineer to support the development and integration of advanced ISR technologies within the Army TENCAP portfolio. In this role, you will design, implement, and optimize network architectures that connect national, commercial, and tactical intelligence capabilities to operational Army systems.

This position is ideal for a seasoned network engineering leader who thrives in complex mission environments and wants to directly influence the modernization of Army ISR networks.

What You'll Be Doing

• Serve as the Senior Network Engineer and technical authority for network design, integration, and performance.

• Maintain and evolve network architecture , technical baselines, and end-to-end network performance.

• Collaborate with systems, network, and cybersecurity engineers to ensure integrated solutions meet mission requirements.

• Build and maintain strong relationships with customers and stakeholders to ensure mission needs and objectives are fully addressed.

• Support the coordination of network requirements , hardware/software design, and full verification and validation activities.

• Design and implement network infrastructure supporting ISR data flows, cross-domain solutions, and integration with existing intelligence platforms.

• Develop technical documentation, architecture diagrams, and engineering reports supporting the TENCAP mission.

• Provide expert recommendations on information system design, integration and test, performance analysis, administration, security, and policy.

What You'll Need

• Current Top Secret/SCI clearance .

• Master's degree with 15-20 years of relevant experience.

• Experience with ISR systems, satellite communications, or intelligence networks (highly desirable).

• Familiarity with Model-Based Systems Engineering (MBSE) tools (preferred).

• Senior-level expertise in networking technologies such as Cisco , Microsoft/Linux environments , VPN technologies , encryption/crypto devices , and enterprise-grade routing/switching (specific qualifications TBD).

• Demonstrated ability to operate as a senior technical authority , network engineering leader, and trusted advisor in complex, mission-critical environments.

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:

April 22, 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 $139,100.00 - $251,450.00

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

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 .

Securing Your Data

Beware of fake employment opportunities using Leidos' name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system - never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at View email address on click.appcast.io .

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission ( .

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.

REQNUMBER: R-00181487

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status. Leidos will consider qualified applicants with criminal histories for employment in accordance with relevant Laws. Leidos is an equal opportunity employer/disability/vet.