System Administrator jobs in Washington

Washington, District of Columbia

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Today

Job Number: R0227241 System Administrator The Opportunity: Your combination of people skills and system administrator expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting the United States Air Force's air defense systems? We're looking for a system administrator who spe cia lizes in system and network virtualization, with a background in network engineering to help us modernize and scale USAF infrastructure.

Full-time

USD 77,600.00 - 176,000.00 per year

System Administrator

Washington, District of Columbia

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Today

Job Number: R0227250 System Administrator The Opportunity: Are you looking for an opportunity to share your experience in Zero T rus t Architecture ( ZTA ) to safeguard our nation? As a systems security and network security engineer, you can identify the tools and processes needed to assess vulnerabilities and recommend the best solution and security strategy. We need your experience to lead the development and implementation of security solutions that will protect and scale our nation's infrast

Full-time

USD 77,600.00 - 176,000.00 per year

System Administrator

Arlington, Virginia

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Today

Job Number: R0224969 System Administrator The Opportunity: Your combination of people skills and system administrator expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting an Army client. We're looking for a Converged Infrastructure / Distributed Processing, Exploitation and Dissemination ( CI / DPED ) and Federated PED ( FPED ) System Administrator. As a system administrator on our project, you'll support

Full-time

USD 77,600.00 - 176,000.00 per year

Linux System Administrator

Fort Meade, Maryland

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Today

Must Haves: Active TS/SCI security clearance with Full Scope Polygraph from the NSA 3+ years of Linux Systems Administration (Linux OS) experience preferably with RedHat/RHEL Linux, or SUSE Linux Experience with workload management systems, parallel file systems, networking and security System/software maintenance experience - problem isolation using debugging tools, performing software builds, OS upgrades, and patch installations Excellent communication skills and client-facing/customer support

Easy Apply

Full-time

$130000 - $190000 per annum

System Administrator

Arlington, Virginia

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Today

Are you passionate about cybersecurity and ready to make an impact on national security? Leidos Innovations Center (LiNC), within our CISO and Digital Modernization Sector, is looking for a dynamic IT Security professional to join our Leidos team, where you'll help fortify critical systems, lead the charge on compliance, and ensure secure operations across a range of environments. This isn't just a job, it's a mission. This role includes a combination of duties to protect information, and maint

Full-time

USD 67,600.00 - 122,200.00 per year

System Administrator

Greenbelt, Maryland

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Today

Job Number: R0224939 System Administrator The Opportunity: Your combination of people skills and system administrator expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting an Army client. We're looking for a Converged Infrastructure / Distributed Processing, Exploitation and Dissemination ( CI / DPED ) and Federated PED ( FPED ) System Administrator. As a system administrator on our project, you'll support

Full-time

USD 77,600.00 - 176,000.00 per year

System Administrator

Springfield, Virginia

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Today

Job Title: System Administrator Location: Springfield VA Type: Contract To Hire Contractor Work Model: On-site - Full Time Security Clearance: TS/SCI with the eligibility to obtain a CI Poly Contact: The Systems Administrator will work closely with both on-site and remote users to coordinate site visits and upgrades, provide on-site and remote resolution support for trouble calls, and provide TIER 2/3 support of production systems. Systems administration of desktop and server systems connected t

Easy Apply

Full-time

Linux System Administrator

Arlington, Virginia

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Today

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in th

Full-time

SCCM/MECM System Administrator

Alexandria, Virginia

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Today

Leidos is seeking an SCCM/MECM System Administrator to support a large enterprise IT contract for the DOD. The System Administrator will support operations across multiple enclaves, classifications, and time zones. The System Administrator provides systems and software Operations and Maintenance (O&M) support in a large multi-enclave enterprise environment utilizing Microsoft's Endpoint Configuration Manager (MECM), previously known as System Center Configuration Manager (SCCM). This individual

Full-time

USD 72,150.00 - 130,425.00 per year

Senior System Administrator

Springfield, Virginia

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Today

Date Posted: 2025-09-25 Country: United States of America Location: VA144: 7500 Geoint Drive, Springfield 7500 Geoint Drive , Springfield, VA, 22150 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: TS/SCI with Poly - Current At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help our na

Full-time

USD 82,000.00 - 164,000.00 per year

System Administrator

Oakton, Virginia

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Today

System Administrator Oakton, VA Information Technology Join our Talent Network Are you ready to enhance your skills and build your career in a rapidly evolving business climate? Are you seeking a career where professional development is embedded in your employer's core culture? If so, Chenega Military, Intelligence & Operations Support (MIOS) could be the place for you! Join our team of professionals who support large-scale government operations by leveraging cutting-edge technology and take you

Full-time

System Administrator

Fort Belvoir, Virginia

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Today

System Administrator Ft. Belvoir, VA Join our Talent Network Systems Administrator Ft. Belvoir, VA C-CHR-24-036 TheSystem Administratorwill resolve issues with hardware, operating systems, desktop applications, telephones, and network-attached printers. Duties and Responsibilities: Install new software releases and system upgrades, evaluate and install software patches, and resolve software-related issues. Maintain data files and monitor system configuration to ensure data integrity. Monitor se

Full-time

Azure Cloud/Windows System Administrator

Washington, District of Columbia

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Today

Req ID: 37779 Summary Azure Cloud/Windows System Administrator Washington, DC Are you ready to enhance your skills and build your career in a rapidly evolving business climate? Are you looking for a career where professional development is embedded in your employer's core culture? If so, Chenega Military, Intelligence & Operations Support (MIOS) could be the place for you! Join our team of professionals who support large-scale government operations by leveraging cutting-edge technology and t

Full-time

USD 103,400.00 - 110,000.00 per year

Sr. Azure System Administrator -61920

Alexandria, Virginia

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Today

Job Title: Sr. Azure System Administrator (Cleared) Job Location: Alexandria, VA. Job Description: Syneren is currently seeking an experienced Sr. Azure Systems Administrator to join our team. This is a pivotal role responsible for the administration and management of our Azure cloud and On-Prem infrastructure, ensuring our systems are secure, scalable, and resilient. Contractor is required to be onsite. Company Overview Syneren Technologies Corporation has expertise in operating, maintaining, a

Easy Apply

Full-time

Sr. Network Operations Center System Administrator

Springfield, Virginia

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Today

Date Posted: 2025-08-22 Country: United States of America Location: VA141: 8350 Alban Road, Springfield 8350 Alban Road Suite 700, Springfield, VA, 22150 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: TS/SCI with Poly - Current At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help o

Full-time

USD 66,000.00 per year

System Administrator

Herndon, Virginia

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Today

System Administrator Company: The Boeing Company Boeing Defense, Space & Security (BDS), Maritime and Intelligence Systems (M&IS), seeks a System Administrator (Shift Work) to join our Mission Operations team in Herndon, VA Our team focuses on delivering complex solutions in some of the most challenging environments on Earth. We provide support for our Mission Operations Portfolio areas which design, build, test, deploy, operate, and maintain a wide variety of mission critical platforms and sy

Full-time

USD 94,650.00 - 127,650.00 per year

Network/System Administrator (Net/Sys Admin) II

Arlington, Virginia

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Today

Type of Requisition: Regular Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications: Skills: Network Administrator, Network Applications, Network Monitoring Certifications: None Experience: 3 + years of related experience ship Required: Yes Job Description: Network/System Administrator II The primary function is working within Specia

Full-time

USD 90,610.00 - 122,590.00 per year

Linux System Administrator - Laurel

Laurel, Maryland

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Today

Location: Laurel, Maryland Type: Contract Job #3778 Title: Linux System Administrator - Laurel Location: Laurel, MD Salary Range: $160,000-$180,000 *Clearance: *Active TS/SCI w/ Polygraph needed to apply * Company Overview: Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government. Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience

Full-time

USD 160,000.00 - 180,000.00 per year

Network Analyst/System Administrator II

Fort Belvoir, Virginia

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Today

Network Analyst/System Administrator II Job Description TNOC personnel provide Tier I customer service support to US ARMY INSCOM customers. Actively monitor network and terminal operations to ensure connectivity and availability. Monitor network data traffic patterns to minimize choke points. Accountable for all aspects of Network requirements and manages the hands-on, day-to-day issues related to Networks. Provide system administrator support for GET TDN2 AD environment. Responsible for the h

Full-time

System Administrator (TS/SCI)

Herndon, Virginia

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Today

Please review the job details below. Maxar is seeking solutions-oriented System Administrator to work in an agile operational environment supporting a user base with a mission to solve unique and challenging problems in support of national security. We are seeking people who embraces technology and thrives on the art of the possible. The ideal candidate will be part of a small multi-disciplinary software and analytics team with the unique opportunity to interact directly with users and other te

Full-time

USD 100,000.00 - 125,000.00 per year

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System Administrator jobs in Washington, DC, USA