- 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 ... activities within the environment. This role covers the management of enterprise systems , storage, patching, and endpoint solutions across Windows platforms. The… 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 ... Science or IT. + 5+ years' experience as a Windows Systems Administrator or Engineerwith...working in an environment with complex networking solutions with senior level fundamental knowledge in networking principles, + Transmission… more
- 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 Adelphi, ... an active DoD Top Secret Clearance + Non-remote (relocation incentive available) The Windows System Administrator ( Senior -Level) will be responsible for the… more
- ICF (Reston, VA)
- …a daily basis.** We are seeking a highly skilled, customer-facing Systems Administrator to support Linux and Windows environments for a critical Treasury ... clearance** . **Key Responsibilities:** + Administer and support both Linux and Windows operating systems , ensuring optimal system performance and adherence to… more
- Chenega Corporation (Washington, DC)
- **Req ID:** 37779 **Summary** **Azure Cloud/ Windows System Administrator ** **Washington, DC** Are you ready to enhance your skills and build your career in a ... Federal marketplace. Chenega Agile Real-Time Solutions (CARS) is seeking an Azure **Cloud/ Windows System Administrator ** who will manage, configure, and monitor… more
- General Dynamics Information Technology (Washington, DC)
- …5 + years of related experience **US Citizenship Required:** Yes **Job Description:** Senior Systems Administrator Own your opportunity to join our ... becomes better. GDIT has an immediate opening for a Systems Administrator to fill a Core Services...Sign On. + Enterprise Provisioning: Configure new Linux and Windows systems for customer use and ensuring… more
- V2X (Springfield, VA)
- …complex challenges with integrity, respect, responsibility, and professionalism. We are hiring a Senior Systems Administrator II Generalist - active TS/SCI ... and the ability to obtain and maintain a Counterintelligence (CI) Polygraph. The Senior Systems Administrator II supports the information technology (IT)… more
- General Dynamics Information Technology (Reston, VA)
- …+ years of related experience **US Citizenship Required:** Yes **Job Description:** ** Senior Systems Administrator ** Transform technology into opportunity as ... Family:** IT Infrastructure and Operations **Skills:** Information Technology (IT) Systems ,Microsoft Windows Server,System Administration **Certifications:** CompTIA Security+...a Senior Systems Administrator with GDIT. A career in… more
- L3Harris (Springfield, VA)
- …Job Title: Senior Specialist, Systems Engineering - Information Technology Senior Systems Administrator (Active TS/SCI w/ CI Poly Required) Job ... (100% Onsite) Job Description: L3Harris Technologies is seeking an experienced Information Technology Senior Systems Administrator or Mid-to- Senior Level… more
- Chenega Corporation (Fort Belvoir, VA)
- Senior Systems Administrator Ft. Belvoir, VA Join our Talent Network Senior Systems Administrator Ft. Belvoir, VA C-CHR-24-041 TheSenior System ... administration and information assurance support. Duties and Responsibilities: + Provide systems administration support for the Windows operating system and… more
- General Dynamics Information Technology (Quantico, VA)
- …**US Citizenship Required:** Yes **Job Description:** Transform technology into opportunity as a ** Senior Systems Administrator ** with GDIT. A career in ... criminal, terrorism, sabotage, espionage and subversive activities. **HOW OUR SENIOR SYSTEMS ADMINISTRATOR WILL MAKE...WILL MAKE AN IMPACT:** + Administer, manage, and maintain Windows servers 2016 and 2019. + Responsible for … more
- Leidos (Alexandria, VA)
- …Division (IPSD), part of the Decision Advantage Solutions Business Area, is currently seeking a Senior Systems Administrator . As a senior member of our ... Polygraph. **Primary Responsibilities:** + Lead system administration for Linux and Windows -based systems in secure, mission-critical environments. + Architect… more
- Indigo IT, LLC (Washington, DC)
- Senior Systems Administrator Washington, DC SUMMARY: Founded in 2001, Indigo IT is an award winning information technology consulting and services company. ... years of experience or equivalent work experience as a systems engineer/ administrator + Preference of Bachelor's degree...+ Communicate with vendors as needed. + Microsoft Certified Systems Engineer preferred. + Proficient in Windows … 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 Description ... us, visit https://tanaq.com/tanaq-technical-services. **About the Role** We are seeking a ** Senior System Administrator - Network Operation Center** to support… more
- Leidos (Vienna, VA)
- **Description** The National Security Sector at Leidos is seeking a ** Senior System Administrator ** to join a dynamic team based in **Tysons Corner, VA** . This ... while supporting a small team responsible for managing a wide range of mission-critical systems . **Key Details** : + Work hours fall within the core shift range of… more
- ManTech (Chantilly, VA)
- **MANTECH** seeks a motivated, career and customer-oriented ** Senior IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities ... to obtain one within 180 days. + Experience with Windows and Linux operating systems . + Experience providing help-desk end-user support for common desktop… more
- ManTech (Chantilly, VA)
- **MANTECH** seeks a motivated, career and customer-oriented ** Senior IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities ... within 180 days. + System Experience: Experience with both Windows and Linux operating systems . + End-User...Experience with both Windows and Linux operating systems . + End-User Support: Experience providing help-desk support for… more
- General Dynamics Information Technology (Fort Belvoir, VA)
- …part in improving how agencies operate. At GDIT, people are our differentiator. As a Systems Administrator Senior you will help ensure today is safe and ... tomorrow is smarter. **GDIT** seeks a highly motivated and experienced ** Windows Systems Administrator ** to support a **Defense Threat Reduction Agency… more
- Dentons US LLP (Washington, DC)
- Senior Enterprise Database Administrator Chicago, IL, USAtlanta, GA, USSt. Louis, MO, USDallas, TX, USWashington DC, DC, USKansas City, MO, US Sep 19, 2025 ** ... Senior Enterprise Database Administrator ** Dentons US LLP...conjunction with data owners. + Design and implement redundant systems , policies, and procedures for disaster recovery and data… more
- General Dynamics Information Technology (Quantico, VA)
- …Citizenship Required:** Yes **Job Description:** Transform technology into opportunity as a ** Senior VMware Administrator ** at GDIT. Shape what's next for ... sabotage, espionage and subversive activities. **MEANINGFUL WORK AND PERSONAL IMPACT** As a ** Senior VMWare Administrator ,** the work you'll do at GDIT will be… more