- Link Solutions Inc (Adelphi, MD)
- …and appraised for CMMI ML3 for Services and Development. Link Solutions is seeking a Windows System Administrator ( Senior -Level) to join our team at ... have an active DoD Top Secret Clearance + Non-remote (relocation incentive available) The Windows System Administrator ( Senior -Level) will be responsible… more
- Black Bear Technology Solutions, LLC (Adelphi, MD)
- …Locations: Adelphi, MD Position Overview: The Senior Windows Systems Administrator leads complex system administration and endpoint configuration ... Senior Windows Systems Administrator Clearance...aligning technology with organizational goals. Key Responsibilities: + Lead system administration activities across ARLEN and CARLEN networks. +… more
- V2X (Springfield, VA)
- …with integrity, respect, responsibility, and professionalism. We are hiring a Senior Systems Administrator II Generalist - Windows Server - active TS/SCI ... to obtain and maintain a Counterintelligence (CI) Polygraph. The Senior Systems Administrator II shall...hands-on experience providing O&M support of enterprise server operating systems (OSs) ( Windows Server, Red Hat Enterprise… more
- General Dynamics Information Technology (Chantilly, VA)
- …+ years of related experience **US Citizenship Required:** Yes **Job Description:** Lead Windows Systems Administrator (SME) We are seeking an accomplished ... None **Job Family:** IT Infrastructure and Operations **Skills:** Domains,Microsoft Windows Server Infrastructure,Microsoft Windows System ...Lead Windows Systems Administrator to oversee the design, operations,… more
- M. C. Dean (Falls Church, VA)
- …monitoring and reviewing system logs. + Support configuration and management of Windows operating systems and install/load operating system software. + ... the world for the better. We are seeking a ** System Administrator 1** to join our **Security...Support application of Security Technical Implementation Guides (STIGs) to Windows based operating systems (servers and workstations).… more
- M. C. Dean (Falls Church, VA)
- …outcomes, improving lives, and changing the world for the better. We are seeking a ** System Administrator 1** to join our **Security and Electronic Systems ... of Experience with a High School Diploma **Required Progressive Experience:** + Requires system administrator experience in performing triage on system … more
- GovCIO (Washington, DC)
- …will be a remote position. **Responsibilities** This position is for a Senior Systems Administrator supporting the Windows team. This is currently a ... environment. This position will plan, execute, and implement new system HW and SW and create and maintain team...Science or IT. + 5+ years' experience as a Windows Systems Administrator or Engineerwith… more
- St. George Tanaq Corporation (Suitland, MD)
- Senior System Administrator - Network Operation Center WFH Flexible*Suitland, MD (http://maps.google.com/maps?q=Suitland+MD+USA) Job Type Full-time ... about us, visit https://tanaq.com/tanaq-technical-services. **About the Role** We are seeking a ** Senior System Administrator - Network Operation Center** to… more
- BAE Systems (Washington, DC)
- …Other incentives may be available based on position level and/or job specifics. ** Senior Systems Administrator ** **118971BR** EEO Career Site Equal ... an anticipated decision expected by Q3/Q4 of 2026.** The ** System Administrator ** responsibilities include, but are not...and maintain the infrastructure that powers networks and operating systems such as UNIX, Linux, and Windows .… more
- Leidos (Arlington, VA)
- …+ Training (DISA-US1384 DCWF Linux System Administrator / DISA-US1390 DCWF Windows Systems Administrator ). + 3+ years deploying Unix in secured ... Leidos Digital Modernization Sector is seeking a **_Senior Linux Systems Administrator_** in support of the Air Force National...our critical Red Hat Enterprise Linux environment. As a Senior System Administrator , you'll be… more
- Chenega Corporation (Arlington, VA)
- **Req ID:** 38512 **Summary** ** Senior Systems Administrator ** **Arlington, VA** Are you ready to enhance your skills and build your career in a rapidly ... national security and economic interests of our nation. SecuriGence is seeking a talented ** Senior Systems Administrator ** to help contribute to our success.… more
- Black Bear Technology Solutions, LLC (Adelphi, MD)
- Senior Linux System Administrator Clearance Required: Top Secret or Secret Clearance Locations: Adelphi, MD (Onsite) Position Overview: The Senior Linux ... System Administrator is responsible for leading system administration activities. This position oversees the installation, configuration, maintenance, and… more
- ManTech (Chantilly, VA)
- **MANTECH** seeks a motivated, mission-oriented ** Senior Systems Administrator ** to join our team in **Chantilly, VA.** As the Lead Senior Systems ... limited to:** + Lead and supervise a team of system administrators ( Windows /Linux/VMWare) and IT support staff....or high school diploma/GED and 13 years of relevant systems administration experience with 3 + years in a… more
- Chenega Corporation (Fort Belvoir, VA)
- …Ft. Belvoir, VA Join our Talent Network Senior Systems Administrator Ft. Belvoir, VA C-CHR-24-041 TheSenior System Administratorwill provide primary and ... Senior Systems Administrator ...+ Provide systems administration support for the Windows operating system and applications and backup support… more
- Amentum (Springfield, VA)
- …Cyber, Security, & Intel space? If so, look no further. Amentum is seeking a ** Senior System Administrator ** to join our team of passionate individuals in ... systems including the transition and migration of corporate systems * Monitor and report on system ...* Senior level experience managing and administering Linux/ Windows based systems including patching, updates, and… more
- SMX (Patuxent River, MD)
- Senior Systems Administrator (VMware) (4601)at SMX(View all jobs) (https://www.smxtech.com/careers/) Patuxent River, MD SMX is looking for a highly motivated ... ** Systems Administrator ** with demonstrated experience to maintain...issues on servers, workstations, and IT equipment. + Maintain system backups and disaster recovery plans. + Manage user… more
- SAIC (Fort Belvoir, VA)
- **Description** The Senior System Administrator will provide support for operational intelligence integration and data-centric operations for customers ... the design and deployment of new technologies and upgrades + Experience with Windows Server 2016 and later operating systems , Microsoft Active Directory, DNS,… more
- SimIS Inc. (Dahlgren, VA)
- …team), and importance of others (work and win as a team). SimIS Inc seeks a Senior System Administrator to provide combat system simulation support to ... complex computer system network administration activities. + Experience in Microsoft Windows computer operating systems , LINUX operating systems , CISCO … more
- SAIC (Arlington, VA)
- **Description** SAIC is seeking a motivated and experienced ** System Administrator ** to join our team at the Pentagon in Arlington, VA. **This position is 100% ... SIPR environment. **Position Overview:** + Manage currently supported and subsequent Windows Server Operating Systems on virtual operating environments,… more
- Dentons US LLP (Washington, DC)
- Senior Enterprise Messaging Administrator Chicago, IL, USSt. Louis, MO, USKansas City, MO, USWashington DC, DC, USDenver, CO, USAtlanta, GA, USDallas, TX, US Dec ... 12, 2025 ** Senior Enterprise Messaging Administrator ** Dentons US LLP...the latest applications, technologies, and their integration into existing systems , ensuring optimal performance and reliability. **Responsibilities:** + Lead… more