Senior Network Engineer
MantechVirginia, United States
Posted May 19, 2026
Full Time
About the Company
Mantech is a technology and services firm that partners with U.S. federal agencies, the military, and allied organizations to deliver secure, mission‑critical solutions. Leveraging more than 57 years of experience, the company specializes in cyber defense, intelligence and counter‑intelligence, systems engineering, enterprise IT, software development, data analytics, and C4ISR/C5ISR capabilities. With a workforce of nearly 9,800 employees—40 % veterans and many from intelligence and homeland‑security backgrounds—Mantech brings firsthand operational insight to every project. Its reputation for reliability, adaptability, and a deep commitment to public service makes it a trusted partner for complex, high‑stakes challenges across defense, healthcare, and environmental sectors.
Job Description
Join MANTECH as a Senior Network Engineer in Chantilly, VA and contribute to national security by designing and implementing complex network environments.
Requirements
- Bachelor's degree or 4+ years of experience in Network Engineering
- Knowledge of Windows and Linux systems, operating system security practices, TCP/IP networking, and network security concepts
- Experience deploying, upgrading, and troubleshooting multi-vendor network equipment and solutions
- Experience working with Linux operating systems and scripting to support complex data flows
- Must have or be willing to obtain an IAT Level II (or higher) certification within 6 months of hire
Benefits
- Generous Paid Time Off
- 401k Matching
- Retirement Plan
- Visa Sponsorship
- Four Day Work Week
- Generous Parental Leave
- Tuition Reimbursement
- Relocation Assistance