Job Title: Network Engineer
Clearance Required: Top Secret SCI clearance
Location: Fort Belvoir
The Leidos Defense Group has an opening for a Network Engineer supporting the TENCAP program at Ft. Belvoir, VA. This is an exciting opportunity to apply your network engineering expertise to help advance Army TENCAP’s mission of integrating national, commercial, and tactical ISR capabilities into operational Army systems.
In this role, you will design, implement, and optimize network architectures that enable the flow of critical intelligence data across multiple platforms. You will work alongside systems, network, and cybersecurity engineers to ensure resilient, secure, and high‑performance network solutions that directly support Army ISR modernization.
Primary Responsibilities
- Serve as the Network Engineer and technical authority for network design, integration, and performance.
- Maintain and evolve network architecture, technical baselines, and overall network performance.
- Collaborate with systems and network engineering teams to meet technical performance requirements and mission objectives.
- Support coordination of network requirements, hardware and software design, and full verification and validation activities.
- Design and implement network infrastructure supporting ISR data flows and integration with existing intelligence platforms and networks.
- Contribute to the development of 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.
Basic Qualifications
- Active Top Secret/SCI clearance.
- Bachelor’s degree with 12–15 years of relevant experience, or Master’s degree with 10–13 years.
- 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 (e.g., Cisco, Microsoft/Linux, VPN, crypto, etc.; specific qualifications TBD).
- Demonstrated ability to serve as a senior technical authority, network engineering leader, and trusted advisor in complex mission 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, 2026For 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.
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.
Skills Required
- Active Top Secret/SCI clearance
- Bachelor's degree with 12-15 years of relevant experience, or Master's degree with 10-13 years.
- Experience with ISR systems, satellite communications, or intelligence networks
- Familiarity with Model-Based Systems Engineering tools
- Senior-level expertise in networking technologies (e.g., Cisco, Microsoft/Linux, VPN, crypto)
Leidos Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Leidos and has not been reviewed or approved by Leidos.
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Healthcare Strength — Healthcare coverage is described as comprehensive, with multiple plan options, low office-visit copays in some plans, and access to mental health and wellness support tools. The availability of HSA/FSA options and employer contributions is positioned as a meaningful part of the total package.
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Retirement Support — Retirement benefits are framed as a strong component of total rewards, highlighted by a 401(k) match and immediate vesting in the standard package. The Employee Stock Purchase Plan is also presented as an additional long-term wealth-building feature.
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Wellbeing & Lifestyle Benefits — Wellbeing and lifestyle supports extend beyond core insurance, including wellness programs, fitness-related stipends, and assistance resources. Work flexibility and related perks are also included as part of the broader rewards experience.
Leidos Insights
What We Do
We Are Leidos For 50 years we have been tackling some of the biggest problems that face our nation and our world. OUR MISSION Through our culture of innovation and history of performance, we develop deep customer trust built on integrity and create enduring solutions that improve our world. Leidos is a science and technology solutions leader working to address some of the world’s toughest challenges in the defense, intelligence, homeland security, civil, and healthcare markets. The company’s 43,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Va., Leidos reported annual revenues of approximately $11.09 billion for the fiscal year ended January 3, 2020. Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®. Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the newly launched Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos. Your most important work is ahead.
