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Washington, District of Columbia

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Today

Job Number: R0232861 Systems Administrator The Opportunity: Install, configure, and maintain mid-range operating systems. Apply advanced skills, extensive technical expertise, and full industry knowledge. Support primary O&M systems to ensure they are capable of operating on Red Hat Enterprise Linux, including 8 and 9. Work through cryptography issues with password-based encryptions, configuring Security-Enhanced Linux (SELinux) and working with other tools, as required by our authority to opera

Full-time

USD 62,000.00 - 141,000.00 per year

Systems Administrator

Alexandria, Virginia

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Today

Overview GovCIO is currently hiring for a System Administrator in Alexandria, VA to support the US Coast Guard. 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 document new methods supporting network/system operations and implement changes to procedures. Consults with suppor

Full-time

USD 94,150.00 - 125,000.00 per year

Systems Administrator

Springfield, Virginia

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Today

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI 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: Microsoft Windows, Netapp Storage Area Network (SAN) Administration, Unix System Administration Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity

Full-time

USD 93,662.00 - 110,400.00 per year

Systems Administrator

Hybrid in Springfield, Virginia

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Today

Job Number: R0232331 Systems Administrator The Opportunity: Your technical expertise makes you a key team player, solving one problem after another. Here, you'll have the ability to work with a team of scientists, engineers, and other system administrators to support a Department of Defense client. We are seeking someone who can maintain a standalone network system, ensuring the infrastructure remains functional and available to support our client's mission. As a System Administrator on our proj

Full-time

USD 77,600.00 - 176,000.00 per year

Senior Systems Administrator

Washington, District of Columbia

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Today

Type of Requisition: Regular Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications: Skills: Linux, Microsoft Windows, System Administration Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Senior Systems Administrator Own your opportunity to join our team, bringing professionalism and initiative to a fas

Full-time

USD 96,569.00 - 130,651.00 per year

Active Directory Systems Administrator

Washington, District of Columbia

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24d ago

Job Title: Active Directory Systems Administrator Job Location: Washington, DC - Onsite - Preferring a local resource Top Skills: Exp. administering Azure Active Directory environment (Azure AD), Okta (SSO & MFA), Protocols (SAML, OAuth, OpenID Connect, and LDAP), Identity Governance (SailPoint or Saviynt). Job Description: Responsibilities: Administer and manage on-premises Active Directory environment, ensuring it is secure, highly available, and properly configured.Oversee Group Policy Objec

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Contract

Depends on Experience

Senior Systems Administrator

Arlington, Virginia

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Today

Overview GovCIO is currently hiring for a Senior Systems Administrator with an active Secret clearance to manage large-scale Windows-based environments, commercial off-the-shelf applications, and government-developed enterprise applications . This position will be located in Arlington, VA, and will be a hybrid position. Responsibilities Works with large-scale Windows-based environments, commercial off-the-shelf applications, and government-developed enterprise applications Provides F5 LTM adm

Full-time

USD 115,000.00 - 135,000.00 per year

SharePoint Systems Administrator

Alexandria, Virginia

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Today

Unleash Your Potential At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customer's success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business. If this sounds like an environment where you can thrive, keep reading! The Miss

Full-time

USD 92,300.00 - 166,850.00 per year

Systems Administrator - Rosslyn

Arlington, Virginia

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8d ago

Are you passionate about technology and interested in joining a community of collaborative colleagues who respectfully and courageously seek to challenge the status quo? If so, read on to learn more about an exciting opportunity with Deloitte Technology US (DT - US). We are curious and life-long learners focused on technology and innovation. Work you'll do The Deloitte Greenhouse is designed as a place for cultivation and growing - of ideas, of relationships and of opportunities. The Deloitte Gr

Full-time

USD 63,000.00 - 129,300.00 per year

Sr. Systems Administrator

Arlington, Virginia

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Today

Date Posted: 2026-01-26 Country: United States of America Location: US-VA-ARLINGTON-VA1 ~ 2461 S Clark St ~ BLDG 1, Ste 1000 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 Type: DoD Clearance: Top Secret Security Clearance Status: Active and existing security clearance required on day 1 At Raytheon, the foundation of everything we do

Full-time

USD 75,800.00 per year

Cybersecurity Administrator / Systems Administrator

Falls Church, Virginia

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26d ago

Mindbank Consulting Group has an immediate need for a Cybersecurity Administrator / Systems Administrator. Cybersecurity Administrator / Systems Administrator Responsibilities: Provides support to ECOSphere and is responsible for managing and maintaining operating systems. Providing remediation support for Plans of Action and Milestones (POA&M), addressing security vulnerabilities and bugs, and ensuring the overall stability and security of IT infrastructure. Manage operating systems and cloud

Easy Apply

Full-time

Depends on Experience

Linux Systems Administrator

Springfield, Virginia

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Today

Leidos is seeking an experienced, customer-facing Linux Systems Administrator to join our dynamic team supporting mission-critical infrastructure in a secure, classified environment. This junior-to-mid level role combines strong technical expertise in Red Hat Enterprise Linux (RHEL) with excellent communication skills to deliver reliable support to government customers and internal stakeholders. The ideal candidate thrives in data center operations, enjoys hands-on hardware tasks, and excels at

Full-time

USD 73,450.00 - 132,775.00 per year

Linux/Storage Systems Administrator

Washington, District of Columbia

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7d ago

We are seeking a skilled Linux & Storage Systems Administrator to support the design, automation, maintenance, and operational stability of enterprise Linux and storage environments. This role will contribute to infrastructure reliability, performance, and security across on-premises and cloud platforms. Key Responsibilities Linux Systems Administration Design, implement, and maintain Red Hat Enterprise Linux (RHEL) server environmentsAutomate system provisioning and configuration using Ansible

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Contract

Depends on Experience

Senior Linux Systems Administrator

Alexandria, Virginia

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Today

The Test and Training Enabling Architecture (TENA) program at Leidos is looking to add a Senior Linux Systems Administrator. Our mission is to develop tools for the United States Department of Defense test and training communities, to increase the speed of the development cycle, to get capabilities to the warfighter more rapidly. The Sr. System Administrator will work within a team engineers, developers and system administrators adding new capabilities to our enclaves, as well as ensuring the ex

Full-time

USD 107,900.00 - 195,050.00 per year

Network/Systems Administrator 2

Bethesda, Maryland

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Today

Overview GovCIO is currently hiring for a Systems Administrator II for our NIH-CIT proposal. This position is located in Bethesda, MD and is a remote/hybrid position. Responsibilities The role's responsibilities include but are not limited to: Support the Tools Team objectives Assist with reviewing threshold and performance monitoring to enhance reporting of metrics to inform trend analysis and capacity planning. Assist with optimizing CIT's existing comprehensive suite of tools used to man

Full-time

USD 80,400.00 - 82,426.00 per year

SCCM/MECM Systems 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 73,450.00 - 132,775.00 per year

Citrix Systems Administrator

Bethesda, Maryland

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Today

At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainable practices. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business. Employees enjoy career enrichment opportunities available through mobility and development an

Full-time

USD 92,300.00 - 166,850.00 per year

Senior Systems Administrator - COMSEC Specialist

Washington, District of Columbia

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Today

MTSI is seeking a Senior Systems Administrator - COMSEC Specialist whose primary function will be to lead/support development, testing and integration of advanced communication systems. This position will be located in the Washington DC area. Your essential job functions will include but may not be limited to: Lead/monitor the design and implement a network architecture to support mission critical needs for the development of advanced systems.Monitor and guide the development of requirements, c

Full-time

Information Systems Administrator

Arlington, Virginia

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Today

Overview AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Program Mission Support, Engineering & Analysis, and Training. Responsibilities We are looking for an experienced Information Systems/Network Administrator with demonstrated experience supporting DoD requirements at Pentagon (Arlington, VA). The Information Systems/Network Administrator wil

Full-time

USD 77,600.00 per year

Systems Administrator II/Tools Engineer

Bethesda, Maryland

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Today

Overview GovCIO is currently hiring for Systems Administrator/Tools Engineer, for our NIH-CIT proposal. This position is located in Bethesda, MD and is a remote/hybrid position. Responsibilities This role's responsibilities include but are not limited to: Support the Tools Team objectives Assist with reviewing threshold and performance monitoring to enhance reporting of metrics to inform trend analysis and capacity planning. Assist with optimizing CIT's existing comprehensive suite of tools

Full-time

USD 61,850.00 - 82,426.00 per year

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