**Description**

**Leidos** has a new and exciting opportunity for a **Lead Network Software Engineer** in our **National Security Sector's (NSS) Cyber & Analytics Business Area (CABA)** . Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At **Leidos** , we offer **competitive benefits** , including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. **Join us and make a difference in National Security!**

The Lead will support DARPA QuANET and the position builds on building and testing software that integrates network emulation, routing, telemetry, and cyber‑response logic. The developer will work hands‑on with Python and C++, ...