- Leidos (Chantilly, VA)
- **Description** Leidos National Security Sector combines technology-enabled services and mission software capabilities in the areas of cyber, logistics, security ... technologies, and tactics to keep pace with an ever-evolving security landscape and succeed in their pursuit to protect...been done." **Original Posting:** July 29, 2025 For US Positions : While subject to change based on business needs,… more
- Leidos (Alexandria, VA)
- …**Primary Tasks** + Ensure Secure Socket Layer/Transport Layer Security (SSL/TLS) offloading and brokering PKI authentication features provided ... DoD 8570) - IT System Admin Intermediate certification requirements (Cloud+, GICSP, SSCP, Security + CE, GSEC, or higher) + Candidate must possess an F5 Certified… more
- Leidos (Reston, VA)
- …breadth and depth of Leidos' business by driving growth in support of national security .** This leader will have accountability to shape and win new business through ... senior level and influence, negotiate and close + Active Top Secret security clearance + US Citizenship required **Preferred Qualifications** + A technical degree… more
- Leidos (Alexandria, VA)
- …end-user(s) as the group mailbox owner. + Managing and operating email routing/ security devices and services. + Perform day-to-day management and administration for ... 8570) - IT System Admin Intermediate certification requirements (Cloud+, GICSP, SSCP, Security + CE, GSEC, or higher). Specific "or higher" certifications for systems… more
- Leidos (Mclean, VA)
- …the type of environment where you can thrive, keep reading!** Leidos National Security Sector is seeking a Network Tools Administrator for work on Intelligence ... + Create, update and comply with SOPs and other documentation. **Required Security Clearance:** + Active TS/SCI with Polygraph clearance is required. **Required… more
- Leidos (Reston, VA)
- **Description** **Senior BIM Virtuoso to help Leidos shape the Future of National Security Infrastructure!** Are you ready to design the digital backbone of some of ... to engineer next-gen infrastructure that makes a strategic impact. Leidos National Security Sector's Mission Solutions Business Area is seeking a highly skilled and… more
- Leidos (Hampton, VA)
- …The Multi-Domain Solutions Division at Leidos currently has openings for a Cyber Security Engineer / Information Systems Security Engineer (ISSE). Our team ... a DoD TS/SCI Clearance. + Must have a current security certification in accordance with DoD 8140 and be...been done." **Original Posting:** June 12, 2025 For US Positions : While subject to change based on business needs,… more
- Leidos (Reston, VA)
- …your linguistic expertise to meaningful work that directly supports national security ? At **Leidos** , we bring together innovative minds, cutting-edge technology, ... we're offering a mission. As part of the **National Security Sector** , you'll contribute to a safer world...apply today!** **Original Posting:** July 18, 2025 For US Positions : While subject to change based on business needs,… more
- Leidos (Alexandria, VA)
- …on the DISA GSM-O program in Alexandria, VA.An active Top Secret security clearance and demonstrated advanced technical ability in reverse engineering custom ... used by malware. This position provides support to the J6 Pentagon Security Operations Center in conduct reverse engineering for Malware Analysis using dynamic… more
- Leidos (Alexandria, VA)
- …design support for a very large distributed Splunk environment, spanning security , performance, and operational roles. Additionally, you will support the ... 8570) - IT System Admin Intermediate certification requirements (Cloud+, GICSP, SSCP, Security + CE, GSEC, or higher). Specific "or higher" certifications for systems… more