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Senior Information System Security Officer

Leidos | Annapolis Junction, United States | Posted June 04, 2026

Position Overview

**Description**

**Leidos** has a new and exciting opportunity for a Senior Information System Security Officer 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!**

**Senior Information System Security Officer (ISSO)**

Leidos currently has an opening for a **Senior Information System Security Officer (ISSO)** to work at our **Annapolis Junction, MD** location. The select...

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