- 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
- V2X (Springfield, VA)
- …responsibility, and professionalism. We are hiring a Senior Systems Administrator II Generalist - active TS /SCI clearance to support our government ... required to be onsite. The position requires an active Top Secret /SCI clearance and the ability to...to obtain and maintain a Counterintelligence (CI) Polygraph. The Senior Systems Administrator II supports… 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 (Chantilly, VA)
- …Solutions Division (MDS) within the Leidos National Security Sector is seeking a skilled Senior Systems Administrator to join a new cyber security program ... and play a key role in supporting government-critical systems . You will be part of a program that...optimization. **What does Leidos need from me?** + Active Top Secret /SCI ( TS /SCI) with Polygraph… 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 (Columbia, MD)
- **Description** **Leidos** has a new and exciting opportunity for a ** Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... lasting impactful results. 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
- SAP (Herndon, VA)
- …contributions, and a variety of benefit options for you to choose from. **SAP NS2 Senior Cloud Engineer/ Systems Administrator - Onsite - Chantilly, VA** ** ... ** **Active TS SCI with Polygraph Required** ** ** **NS2 COMPANY...Security, Information Security, Engineering, Information Technology. MA/MS Preferred. + Top Secret Clearance with Polygraph **We win… 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
- Innovative Management & Technology Services (Reston, VA)
- … Senior Solutions Architect Primary Location: Reston, VA or Washington, DC Clearance: Top - Secret ( TS ) Clearance Position Summary: We are seeking a highly ... skilled Senior Solutions Architect to lead and execute advanced architecture...Agile practices, workflows, and documentation. Required Qualifications: * Active Top Secret clearance (required). * Bachelor's degree… more
- Innovative Management & Technology Services (Reston, VA)
- …Job Title: Solutions Architect (SME) Primary Location: Reston, VA or Washington, DC Clearance: Top - Secret ( TS ) Clearance Position Summary: We are seeking a ... skilled Solutions Architect Subject Matter Expert (SME) with a Top Secret clearance and 10+ years of...to join our team in support of complex mission-critical systems . The ideal candidate will bring extensive technical expertise… more
- ManTech (Chantilly, VA)
- … Administrator ;** to join our team in **Chantilly, VA** . A qualified Senior Systems Administrator will support a secure Windows-based Information System ... installation, operation, and maintenance of all current and future Information Systems . Duties and responsibilities involve the support and administration of Windows… more
- SAP (Herndon, VA)
- …for you to choose from. **SAP NS2 Senior Cloud Engineer/ Systems Administrator - Onsite - Chantilly, VA** **Active TS SCI with Polygraph Required** **NS2 ... for this role. All internals must have manager's approval to transfer. The NS2 Senior Cloud Engineer/ Systems Administrator candidate will be responsible for… more