Job Description
**Description**
**Leidos** has a new and exciting opportunity for a Sr. RMF Security 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 Senior Software Architect will lead the development of new capabilities for a complex, high‑performance system. This role oversees a team of developers, drives high‑level architectural decisions, and manages the full software developm...
**Leidos** has a new and exciting opportunity for a Sr. RMF Security 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 Senior Software Architect will lead the development of new capabilities for a complex, high‑performance system. This role oversees a team of developers, drives high‑level architectural decisions, and manages the full software developm...
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- Location San Diego, CA
- Job Type Full-time
- Category other-general
- Posted Date June 20, 2026
- Application Deadline June 25, 2026