Systems Administrator jobs in Ashburn, VA

Washington, District of Columbia

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Today

Network Systems Administrator, Washington, DC We currently Network Systems Administrator for a great opportunity in Washington, DC. This position is primarily on-site but may allow for hybrid or remote flexibility if the candidate meets all background and compliance requirements. Network Systems Administrator Responsibilities: - Manage Active Directory, Windows Server environments, VPNs, and Cisco networking. - Handle patching, monitoring, and backups. - Ensure compliance with house IT security

Easy Apply

Full-time

$85,000 - $105,000

Systems Administrator

Chantilly, Virginia

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Today

Leidos is seeking a Mid-level Forward Deployed Network Administrator to join our Network Engineering Team within the Engineering Operations group at our Chantilly, VA location. This role supports critical network infrastructure through advanced systems administration and troubleshooting tasks. The ideal candidate will be responsible for installation, configuration, administration, support, and maintenance of network systems including associated hardware, ensuring reliable and secure network oper

Full-time

USD 89,700.00 - 162,150.00 per year

Systems Administrator

Reston, Virginia

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Today

Leidos is looking for an experienced, energetic, cleared professional seeking a rewarding and challenging opportunity as a Systems Administrator dedicated to full time support of a Leidos program in the Reston, VA area. The candidate will ensure all support activities align with program, corporate, and customer technical requirements and goals. Working closely with other IT team members, the candidate will ensure milestones, solutions and schedules are implemented in a timely manner. The success

Full-time

USD 89,700.00 - 162,150.00 per year

Unix Systems Administrator

Ashburn, Virginia

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Today

Job ID: 2509660 Location: ASHBURN, VA, US Date Posted: 2025-09-10 Category: Information Technology Subcategory: IT Sys Integration Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: Public Trust Potential for Remote Work: Yes Description Position Summary We are currently seeking a motivated and energetic senior-level UNIX Administrator with Kubernetes expertise to join our team to begin an exciting

Full-time

Linux Systems Administrator

Herndon, Virginia

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Today

Joining the BlueHalo, an AV Company team means immersing yourself in a dynamic environment, working alongside the brightest minds in technology through some of the toughest challenges facing our nation today. We are spearheading the future of global defense, with every BlueHalo employee playing a key role in our success. That's why our investment in you goes beyond competitive pay and a rewarding benefits package. We're committed to providing our people with the best opportunities to develop the

Full-time

USD 80,000.00 - 100,000.00 per year

Systems Administrator, Intelligence Systems

Reston, Virginia

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Today

Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model of the 21st century's most innovative companies to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril's family of systems is powered by Lattice OS, an AI-powered operating system that turns thousands of data streams into a realtime, 3D command and c

Full-time

USD 138,000.00 - 207,000.00 per year

Systems Administrator (Multiple Levels)

Chantilly, Virginia

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Today

Responsibilities As a Systems Administrator, you will be responsible for installing, configuring, and maintaining operating system workstations and servers, including web servers. You will support the multi-enclave environment (Unclassified, Secret, and Top Secret/SCI) that enables users to collaboratively perform their work using a variety of tools and applications. Job Responsibilities Install, configure, and maintain operating system workstations and servers Perform software installations a

Full-time

USD 97,400.00 - 184,100.00 per year

Linux Systems Administrator

Centreville, Virginia

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Today

In a world of possibilities, pursue one with endless opportunities. Imagine Next! When it comes to what you want in your career, if you can imagine it, you can do it at Parsons. Imagine a career working with exceptional people sharing a common quest. Imagine a workplace where you can be yourself. Where you can thrive. Where you can find your next, right now. We've got what you're looking for. Job Description: Parsons is seeking a mid-level Linux Systems Administrator. The candidate will suppo

Full-time

USD 144,800.00 - 260,600.00 per year

GIS/ArcGIS Systems Administrator (TS/SCI)

Herndon, Virginia

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Yesterday

Vantor is forging the new frontier of spatial intelligence, helping decision makers and operators navigate what?s happening now and shape what?s coming next. Vantor is a place for problem solvers, changemakers, and go-getters?where people are working together to help our customers see the world differently, and in doing so, be seen differently. Come be part of a mission, not just a job, where you can: Shape your own future, build the next big thing, and change the world. To be eligible for this

Full-time

Systems Administrator - TS/SCI with Polygraph

Chantilly, Virginia

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Today

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph 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: Apache Tomcat, IBM Cognos Administration, Linux Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity as a Systems Administrator with GDI

Full-time

USD 138,063.00 - 186,791.00 per year

Systems Administrator

Rockville, Maryland

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Today

Job Description The Systems Administrator provides support at all levels of the IT organization and works to ensure functionality and reliability of all technology resources, including servers, desktops, applications, network infrastructure, telecom, and security. This position performs problem resolution activities, participates in the on-call rotation, establishes and manages vendor support relationships, and provides input to the Management team on improvement opportunities and solutions to

Full-time

USD 75,000.00 - 90,000.00 per year

Senior Systems Administrator

Vienna, Virginia

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Today

The National Security Sector at Leidos is seeking a Senior System Administrator to join a dynamic team based in Tysons Corner, VA. This exciting opportunity allows you to apply your expertise in system administration and software programming 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 0600-1600On-call duty is required one weekend every six weeksCandidates must successfully complete a

Full-time

USD 89,700.00 - 162,150.00 per year

Senior Systems Administrator

Fairfax, Virginia

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Today

Senior Systems Administrator Employment Type: Full Time, Senior-level Department: Legal/IT CGS is seeking a Senior Systems Administrator to join our team supporting a wide-ranging technical support initiative for a large Federal agency. CGS brings motivated, highly skilled, and creative people together to solve the government's most dynamic problems with cutting-edge technology. To carry out our mission, we are seeking candidates who are excited to contribute to government innovation, apprec

Full-time

USD 101,920.00 - 131,040.00 per year

Senior Systems Administrator

Rockville, Maryland

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Today

Full-time

USD 101,920.00 - 131,040.00 per year

GIS/ArcGIS Systems Administrator (TS/SCI)

Herndon, Virginia

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Today

Please review the job details below. We are seeking an experienced Esri System Administrator to support geospatial enterprise systems within a government/defense environment. This position offers you the chance to work on a tight knit team and learn from seasoned pros to level up your career. The ideal candidate will have successful experience with ArcGIS Enterprise, secure system administration practices, and working within IC or DoD secure environments. Together with your team, you will be re

Full-time

USD 80,000.00 - 115,000.00 per year

Artificial Intelligence and Cloud Systems Administrator -Hybrid-Sign on Bonus !!

Hybrid in Reston, Virginia

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Yesterday

PLEASE NOTE This position pays a 4K sign-on bonus WORK LOCATION - Must be local to DC, Reston, or MD. Square (college park) first 3 months remote-few onsite meetings. AWS certification and DoD 8140 certification is required. Our client, an IT Solutions firm that delivers advanced technology solutions in support of critical national security missions for intelligence is seeking AI/Cloud Systems Administrator who will design, configure, and maintain cloud infrastructure on C2E, AWS, and Kubernetes

Easy Apply

Full-time

$140,000 - $180,000

Systems Administrator - TS/SCI with Polygraph

McLean, Virginia

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Today

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph 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: Objective-C (Programming Language), Python (Programming Language), SQL Databases, Version Control System Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Transform techno

Full-time

USD 119,870.00 - 162,178.00 per year

Systems Administrator

Springfield, Virginia

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Today

Job Family: IT Cyber Security Travel Required: Up to 10% Clearance Required: Active Top Secret SCI (TS/SCI) What You Will Do: The System Administrator will provide technical support, systems administration, application administration, and system security to the Computer Emergency Notification System (CENS) application and database, as well as technical support and facilitating technical support via responsible parties through submission and tracking trouble tickets or contact with vendors to

Full-time

Systems Administrator

Springfield, Virginia

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Today

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Top Secret SCI + Polygraph 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: Information Technology (IT), Linux, System Administration Certifications: None Experience: 1 + years of related experience ship Required: Yes Job Description: At GDIT, people are our differentiator. As a Systems Administr

Full-time

USD 71,445.00 - 96,661.00 per year

Systems Administrator

Arlington, Virginia

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Today

Req ID: 37805 Summary Systems Administrator Arlington, VA 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 take your career to t

Full-time

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Systems Administrator jobs in Ashburn, VA, USA