- ABBTECH Professional Resources, Inc. (Washington, DC)
- …for a System Administrator. The System Administrator will be responsible for the administration and support of the organization's storage systems and operating ... **Key Responsibilities:** + Manage, configure, and maintain Windows and Linux operating systems across a variety of environments (on-premises and cloud). + Install,… more
- General Dynamics Information Technology (Fairfax, VA)
- …Description:** At GDIT, people are our differentiator. Our work depends on an HPC Systems Admin joining our team to support the National Oceanic and Atmospheric ... opportunity. In this role, a typical day will include: . Applying current HPC systems administrative skills; desire to learn and deploy new technologies. .… more
- CACI International (Chantilly, VA)
- …resolutions. **More About The Role:** + Install, configure, manage, and maintain Linux OS systems in various environments (physical, virtual, cloud). + Install, ... * **The Opportunity:** CACI is looking for an Operating Systems ( OS ) Administrator Linux to support the...OS Subject Matter Expertise and be responsible for administration , maintenance, and sustainment for the SIPR solution on… more
- CACI International (Chantilly, VA)
- …**More About the Role:** + Install, configure, manage, and maintain Windows OS systems in various environments (physical, virtual, cloud). + Install, ... * **The Opportunity:** CACI is looking for an Operating Systems ( OS ) Administrator Windows to support the...OS Subject Matter Expertise and be responsible for administration , maintenance, and sustainment for the SIPR solution on… more
- IBM (Washington, DC)
- …change agent Experience with three or more of the following: * Operating system administration (Linux, Windows, z/ OS ) * TCP/IP network and LDAP administration ... * Education: Computer Science, Data Science or Engineering, Information Systems , or equivalent technical degree/experience. * Strong communication / intellectual… more
- Leidos (Washington, DC)
- …system health. **Qualifications:** + Bachelor's degree in Computer Science, Information Technology, Systems Administration , or a related field and 4+ years ... software installation, system configuration, and patch management. + Improve system administration workflows by automating routine administrative tasks, reducing… more
- Ensono (Washington, DC)
- Mainframe Application Support (z/ OS )Remote - United StatesJR011113 **Mainframe Application Support (z/ OS )** At Ensono, our **Purpose is to be a relentless ally, ... and IT service management, ensuring the smooth operation of IT services and systems . You will also be involved in problem management, database technology … more
- NANA Regional Corporation (Vienna, VA)
- …research, communications guidance, and technical support services + Conduct research in open source (OSINT) database to determine status violations and lead ... RiverTech is seeking a Junior Administrative (Intelligence) Analyst for our team in Vienna,...visitors, and visa classifications and knowledge of DHS ADP systems . **Job ID** 2025-16752 **Work Type** On-Site **Company Description**… more
- CACI International (Annapolis Junction, MD)
- …TS/SCI with Polygraph **Preferred Skills:** + Extensive experience in system administration , particularly in mission-critical IT systems . + Strong ... System Administration - Tiered Support Job Category: Information Technology...maintain, troubleshoot, and optimize a wide variety of IT systems . We are seeking a qualified System Administrator to… more
- General Dynamics Information Technology (Annapolis Junction, MD)
- …Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** Systems Engineering **Skills:** Management Tools,System Administration , Systems ... team. The Digital Services Enterprise Tools Team requires an experienced systems engineer to perform system/application administration , maintenance and operation… more
- BAE Systems (Herndon, VA)
- **Job Description** BAE Systems , a top-ten prime contractor to the US Department of Defense, enables the US government to transform data into intelligence and ... engineering, integration and sustainment support for critical military platforms and systems . Intelligence & Security provides services and products to the… more
- Criterion Systems (Reston, VA)
- …disk usage, and response times to maintain operating efficiency. + Performs systems security administration functions, including creating user profiles and ... Overview At Criterion Systems , we developed a different kind of business-a...with current/very recent experience., to include experience with Linux OS upgrades in a cloud environment. Linux (CentOS, RHEL,… more
- Criterion Systems (Reston, VA)
- …disk usage, and response times to maintain operating efficiency. + Performs systems security administration functions, including creating user profiles and ... Overview At Criterion Systems , we developed a different kind of business-a...with current/very recent experience., to include experience with Linux OS upgrades in a cloud environment. + Experience working… more
- Battelle Memorial Institute (Chantilly, VA)
- …on-network cyber assessment toolkit utilizing terminal access point (TAP), commercial and open - source sensors and analytic tools. + Assist with on-site surveys, ... and address cyber security issues in computer networks and systems . The position location is our **Chantilly, VA office**...a related field. + Firsthand experience with commercial and open - source assessment tools (eg, Elastic, Security Onion,… more
- COMSO, Inc (Fort Meade, MD)
- Systems Administrator IV - PIPELINE (TS/SCI w/ POLYGRAPH)...CE certification requirements can be fulfilled with either Microsoft OS , Cent OS /Red Hat OS ... with confidence and efficiency. Our staff brings knowledgeable IT systems expertise, software development proficiency, innovative learning solutions for workforce… more
- Serco (Arlington, VA)
- …+ Provide senior-level technical support for IBM z/ OS mainframe systems , including installation, implementation, administration , and maintenance. + Perform ... Engineer to lead technical support and management for IBM z/ OS mainframe-based solutions. **As an Mainframe Systems ...in the installation, implementation, and performance testing of IBM z/ OS Parallel Sysplex systems , including shared and… more
- General Dynamics Information Technology (Springfield, VA)
- …SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** Systems Administration **Skills:** Microsoft Windows,Network Administration ,System ... remote resolution support for trouble calls, and provide TIER 2/3 support of production systems . * Systems administration of desktop and server systems… more
- SOS International LLC (Fort Meade, MD)
- … Administrator to join our team in Fort Meade, MD. Essential Job Duties Perform systems administration of desktop and server systems connected to local and ... Desktop system management responsibilities involving account monitoring, security, Operating System ( OS ) installation, and other local area system administration … more
- Guidehouse (Springfield, VA)
- …a large IC Agency Security & Infrastructure Office providing technical support, systems administration , application administration , and system security to ... network issues (frequency: daily as needed). + Perform server administration , to include admin console commands and...work experience with FOUR (4) years of experience in Systems Administration (An advanced degree can replace… more
- Fiserv (Bethesda, MD)
- …for operating systems and for software components. + Configuration and administration of CICS Webservices or CICS Liberty Profile JVMs including URIMAPs and ... on a global scale, come make a difference at Fiserv. **Job Title** Mainframe Systems Architect (CICS) **What does a successful Mainframe Systems Architect (CICS)… more