Senior Cybersecurity Engineer
Leidos • Fort Belvoir, VA • Posted June 03, 2026
About the Role
**Description**
Leidos has an exciting opportunity for a Senior Cybersecurity Engineer to support large-scale migration and operations on a large, high-profile DOD contract. The I3TS program provides enterprise-wide IT support to enable DTRA’s Information Management & Technology Directorate (ITD) to consolidate, modernize, and continuously innovate the delivery of IT services and mission capabilities to DTRA’s internal and external mission partners operating in CONUS and OCONUS locations. In this role, a successful candidate will be able to provide security engineering support to various project teams and interface across the program as needed. This support includes, but is not limited to, cybersecurity solutions (including network, operating system (OS) and/or application level support for systems and/or tools), environment discovery, cybersecurity documentation, cybersecurity service delivery, migration, and/or operations planning, helping to create and deliver presentations...
Leidos has an exciting opportunity for a Senior Cybersecurity Engineer to support large-scale migration and operations on a large, high-profile DOD contract. The I3TS program provides enterprise-wide IT support to enable DTRA’s Information Management & Technology Directorate (ITD) to consolidate, modernize, and continuously innovate the delivery of IT services and mission capabilities to DTRA’s internal and external mission partners operating in CONUS and OCONUS locations. In this role, a successful candidate will be able to provide security engineering support to various project teams and interface across the program as needed. This support includes, but is not limited to, cybersecurity solutions (including network, operating system (OS) and/or application level support for systems and/or tools), environment discovery, cybersecurity documentation, cybersecurity service delivery, migration, and/or operations planning, helping to create and deliver presentations...