- General Dynamics Information Technology (Fort Meade, MD)
- …of related experience **US Citizenship Required:** Yes **Job Description:** ** Systems Administrator Senior - TS /SCI required** Transform technology into ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other...opportunity as a ** Systems Administrator Senior ** with GDIT. A career in… more
- Cambridge International Systems Inc (Mclean, VA)
- …and complex obstacles! Cambridge International Systems , Inc. has a full-time Senior Systems Administrator opportunity available based in McLean, VA. ... Qualified candidates for this job must possess a current DoD TS /SCI full scope w/poly security clearance. ROLE RESPONSIBILTIES + Maintains smooth operation of… more
- General Dynamics Information Technology (Germantown, MD)
- …15 + years of related experience **US Citizenship Required:** Yes **Job Description:** Senior Systems Administrator Transform technology into opportunity as ... a Senior Systems Administrator with GDIT. A career in...Linux servers. * Security Clearance Level: DOE Q (Minimum TS clearance) + * Required Skills and Abilities: Written… more
- CACI International (Annapolis Junction, MD)
- Senior Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph ... any processes related to these systems . The Senior Systems Administrator will Configure... enhancements to improve reliability and performance **Requirements:** + TS /SCI with polygraph clearance + 10 years experience as… more
- Leidos (Arlington, VA)
- **Description** Leidos is seeking a highly motivated and experienced ** Senior Systems Administrator ** to join our team supporting the Air Force National ... (AFNCR ITS NMCC) at **the Pentagon** . As the Senior Systems Administrator , you will...is 100% on-site at the Pentagon and an active TS /SCI is required to start.** **Primary Responsibilities:** + **System… more
- Leidos (Laurel, MD)
- **Description** **Leidos** has a new and exciting opportunity for a ** Senior Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... learn more about how this program "Delivers Mission Success!" Seeking a motivated systems Administrator to provide support for mission operations support of… more
- ARSIEM (Laurel, MD)
- …to have an impact on every client you work with. ARSIEM is looking for a Senior Systems Administrator to provide Systems Administration support for ... Support the Cyber Range and Lab environments by providing systems administration and automation in support of operator training,...Date: 2025-06-05 Clearance Requirement: This position requires an active TS /SCI with a polygraph. You must be a US… more
- Integration Innovation, Inc. (i3) (Washington, DC)
- Overview i3 is seeking a Senior Systems Administrator to support the Naval Research Laboratory, Tactical Electronic Warfare Division. The TEWD's mission is ... are a mix of Unix based and Windows based systems . + Plan and document planned migrations of various...US Citizenship required Clearance Requirements: + Security Clearance Level: TS with SCI Preferred Skills: + Knowledge of cryptographic… more
- Leidos (Annapolis Junction, MD)
- **Description** **Leidos** has a new and exciting opportunity for a ** Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... in National** **Security!** Join our team as a **Linux Systems Administrator ** , where you'll provide crucial...Virtualization + **Security Clearance** : Must have an active Top Secret /SCI with Polygraph cssrc conmd **Original… more
- Black Bear Technology Solutions, LLC (Adelphi, MD)
- Senior Windows Systems Administrator Clearance Required: Top Secret or Secret Clearance Locations: Adelphi, MD Position Overview: The Senior ... within the environment. This role covers the management of enterprise systems , storage, patching, and endpoint solutions across Windows platforms. The role… more
- Leidos (Annapolis Junction, MD)
- **Description** **Leidos** has a new and exciting opportunity for a ** Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... qualified candidate for a small, diverseteam that provides end-to-end software, systems , and network engineering services to support Integrated Discovery Operations… more
- General Dynamics Information Technology (Annapolis Junction, MD)
- …**System Administrator Level IV** Transform technology into opportunity as a Systems Administrator Senior with GDIT. A career in enterprise ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other...operate. At GDIT, people are our differentiator. As a Systems Administrator Senior you will… more
- Three Saints Bay (Washington, DC)
- …application problems. + Perform any other related duties as assigned by the Senior Systems Administrator , Technology or other appropriate administrator ... **Juniper Network Administrator - TS /SCI Required (4790)** Location **Washington, DC**...Engineer - TS /SCI Required** with an active Top Secret clearance to join our Team!… more
- BAE Systems (Annapolis Junction, MD)
- …of the world's most advanced supercomputers. **About the Role** We're seeking a highly skilled Senior HPC Systems Administrator to join our dynamic team. In ... Other incentives may be available based on position level and/or job specifics. ** Senior High Performance Computing Systems Administrator ** **112588BR** EEO… more
- BAE Systems (Annapolis Junction, MD)
- …a sense of duty to empower those who serve our nation. We are seeking a Senior HPC Systems Administrator to support a large client-server based IT ... **Required Education, Experience, & Skills** + Must possess a TS /SCI clearance with appropriate poly + Must work on...be available based on position level and/or job specifics. ** Senior High Performance Computing Systems Administrator… more
- Northrop Grumman (Linthicum Heights, MD)
- RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... Grumman Classified Solutions team is seeking a highly experienced ** Senior ** **Network Administrator ** to join its dynamic...+ Candidates must have a currentand **fully adjudicated DOD Top Secret ** level security clearance (at a… more
- SAIC (Annapolis Junction, MD)
- …be substituted for the degree + Minimum of 14 years of experience as a Systems Administrator in programs and contracts of similar scope, type, and complexity is ... **Description** SAIC has an immediate opening for a ServiceNow Administrator in Annapolis Junction, on a very exciting program! In this role you will do many… more
- Lockheed Martin (Annapolis Junction, MD)
- …a referral\. If your referral is hired, you'll receive a payment\! code\-extrefer Senior Systems Network Administrator \- Clearance Required WHAT WE'RE ... where we foster innovation and integrity\. * As a Senior Systems Network Administrator , you'll...software processes may be substituted for a bachelor's degree\. TS /SCI with Poly Required Skills: * Extensive experience with… more
- General Dynamics Information Technology (Washington, DC)
- …RQ199117 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... Administration **Skills:** Border Gateway Protocol (BGP),Local Area Network (LAN),Network Administrator ,Open Shortest Path First (OSPF) **Experience:** 8 + years of… more
- NTT America, Inc. (Washington, DC)
- …of Columbia (US-DC), United States (US). **Position's General Duties and Tasks:** The Senior IT Systems Administrator - Active Directory provides Tier ... organization, apply now. We are currently seeking a Sr Systems Administrator - Active Directory-US Citizen to...hiring. + **Must be a US citizen with a Top Secret /SCI Clearance who is capable of… more