senior systems administrator jobs in arlington, va

Springfield, Virginia

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Today

Job ID: 2610005 Location: Springfield, VA, US Date Posted: 2026-03-09 Category: Engineering and Sciences Subcategory: Systems Engineer Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: TS.SCI Clearance Level Must Be Able to Obtain: TS/SCI with Poly Potential for Remote Work: ORA_ON_SITE Description SAIC is seeking a Senior Systems Administrator to support our government customer in Springfield, VA. Duties may include: Design, deploy, configure, secure, monitor,

Full-time

Senior Systems Administrator

Washington, District of Columbia

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Today

Overview BigBear.ai is seeking a Senior Systems Administrator to join a mission-focused engineering team supporting the sustainment, reliability, and security of two critical operating environments. This is a full-time, onsite role based in Washington, D.C., ideal for a hands-on technical leader with proven experience managing a team in a high-availability environment. You will combine deep Linux systems administration expertise with day-to-day people leadership-driving priorities, ensuring con

Full-time

Senior Network/Systems Administrator

Arlington, Virginia

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Today

Overview GovCIO is currently hiring a Senior Network/Systems Administrator with an active Secret clearance to ensure the smooth operation of computer systems. This position is located in Arlington, VA and is a hyrbid position. Responsibilities Establishes and maintains smooth operation of computer systems (to include operating systems, software and hardware) in networked or stand-alone configurations, maintains system integrity, and upgrades systems and/or servers as required. May create and

Full-time

USD 94,150.00 - 145,000.00 per year

Sr. Systems Administrator

Remote or Hybrid in Amesbury, Massachusetts

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8d ago

Title:Sr Systems Engineer Position Type: Contract to hire Locations: Remote- must be able to commute to Amesbury as needed MA Job Description:Evaluates, develops, implements, maintains and supports IT infrastructure in accordance with business requirements and IT policies. Identifies and solves business problems with all available technology including hardware and peripherals. Oversees the regular testing of information systems and provides advise to avoid disruptions in business activities. Mo

Easy Apply

Full-time

100,000 - 135,000

Senior Systems Administrator

Remote or 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

Remote or Arlington, Virginia

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Today

Full-time

USD 101,920.00 - 131,040.00 per year

Senior Systems Administrator

Remote or Rockville, Maryland

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Today

Full-time

USD 101,920.00 - 131,040.00 per year

Senior Systems Administrator

Gaithersburg, Maryland

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Today

Leidos National Security Sector combines technology-enabled services and mission software capabilities in the areas of cyber, logistics, security operations, and decision analytics to support our defense and intel customers' mission to defend against evolving threats around the world. Our team's focus is to ensure our customers have the right tools, technologies, and tactics to keep pace with an ever-evolving security landscape and succeed in their pursuit to protect people and critical assets.

Full-time

USD 92,300.00 - 166,850.00 per year

Senior Systems Administrator

Herndon, Virginia

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Today

Senior Systems Administrator Why This is an Exciting Role: The Boeing Defense, Space & Security (BDS) organization, Intelligence Systems portfolio, is seeking a DevOps Developer 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 area which design, build, test, deploy, operate, and maintain a wide variety of mission critical platforms an

Full-time

USD 168,000.00 - 206,000.00 per year

Senior Systems Administrator (Linux/Windows) - Top Secret Clearance w/SCI eligibility required

Arlington, Virginia

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Today

Overview At AMERICAN SYSTEMS, your technical expertise directly supports national security and mission-critical systems. As an employee-owned federal government contractor, we deliver trusted solutions in support of the nation's highest priorities. We are seeking a Senior Systems Administrator to support a Special Access Program, operating in highly secure, complex environments where precision and reliability are essential. This role focuses on owning and optimizing enterprise Windows and Linu

Full-time

USD 108,100.00 per year

Senior Systems Administrator

Remote or Austin, Texas

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Today

Full-time

USD 101,920.00 - 131,040.00 per year

Senior Systems Administrator

Remote or Detroit, Michigan

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Today

Full-time

USD 101,920.00 - 131,040.00 per year

Senior Systems Administrator

Remote or Philadelphia, Pennsylvania

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Today

Full-time

USD 101,920.00 - 131,040.00 per year

Senior Systems Administrator

Remote or Tampa, Florida

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Today

Full-time

USD 101,920.00 - 131,040.00 per year

Senior Systems Administrator

Remote or Charlotte, North Carolina

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Today

Full-time

USD 101,920.00 - 131,040.00 per year

Senior Systems Administrator

Remote or San Francisco, California

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Today

Full-time

USD 101,920.00 - 131,040.00 per year

Senior Systems Administrator

Remote or Albany, New York

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Today

Full-time

USD 101,920.00 - 131,040.00 per year

Relativity Senior Systems Administrator

Remote or San Francisco, California

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Today

Relativity Senior Systems Administrator Employment Type: Full Time Department: Legal/IT We are seeking a Relativity Sr. Systems Administrator to join our team! You will handle a variety of projects to support and improve the organization's network systems. 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 governmen

Full-time

USD 91,349.44 - 123,974.24 per year

Senior Systems Administrator II

Remote or San Francisco, California

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Today

Senior Systems Administrator II 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, app

Full-time

USD 131,040.00 - 189,280.00 per year

Senior Relativity Senior Systems Administrator

Remote or San Francisco, California

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Today

Senior Relativity Senior Systems Administrator Employment Type: Full Time Department: Legal/IT We are seeking a Senior Relativity Sr. Systems Administrator to join our team! You will handle a variety of projects to support and improve the organization's network systems. 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 contribut

Full-time

USD 117,449.28 - 169,648.96 per year

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senior systems administrator jobs in Arlington, VA 22203, USA