- 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
- 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
- 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
- BAE Systems (Sterling, VA)
- **Job Description** We are looking for a highly skilled Senior Cloud Systems Administrator to join our visible technical program driving the Model Based ... Other incentives may be available based on position level and/or job specifics. ** Senior Cloud Systems Administrator ** **115946BR** EEO Career Site Equal… 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
- General Dynamics Information Technology (Fairfax, VA)
- …**US Citizenship Required:** Yes **Job Description:** Transform technology into opportunity as a ** Senior Systems Administrator ** at GDIT. Shape what's next ... career. At GDIT, people are our differentiators. Our work depends on a ** Senior Systems Administrator ** joining our CNIC Applications Support team… 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
- 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
- Insight Global (Herndon, VA)
- Job Description We are seeking a highly skilled Senior Linux Systems Administrator to join our IT infrastructure team. The ideal candidate will have a strong ... background in Linux system administration, Azure cloud environments, and scripting. You will...procedures that are repeatable. - Maintain and enhance existing systems administrator tools, and develop new tools,… more
- Leidos (Fairfax, VA)
- …as well as IT Infrastructure Operations and Engineering support. Leidos is hiring a Senior Linux System Administrator to provide on-site support in Fairfax, ... Order. **Basic Qualifications** Bachelor's Degree with 12+ years' experience as a Unix System Administrator - Operational experience with RHEL8 and RHEL9. High… 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
- 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
- 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
- TekSynap (Fort Belvoir, VA)
- …to the IT environment. + Perform system administration functions on standalone Windows (10,11) and Redhat Linux based operating systems and applications. + ... + Manage and secure VMWARE virtual images Linux and Windows based systems utilizing STIGs and industry...8750 IAT Level II **Overview** We are seeking a ** Systems Administrator ** to support the Defense Threat… more
- BAE Systems (Sterling, VA)
- …improve our future and protect our freedom. BAE Systems is looking for a Senior Systems Administrator to provide comprehensive support to all aspects of ... Certified Professional (VCP) + RedHat Certified System Administrator /Engineer (RHCSA/RHCE) + Microsoft Certified: Windows Server Administration/Engineer… more
- Dentons US LLP (Washington, DC)
- Senior Enterprise Messaging Administrator Chicago, IL, USDallas, TX, USWashington DC, DC, USAtlanta, GA, USSt. Louis, MO, USKansas City, MO, USDenver, CO, 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