Linux Administration jobs in Arlington, VA

IT System Management Analyst (Linux system administration)

Remote

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Today

Project description Join the Core Service Operations Server Support team responsible for 24x7x365 production and non-production support of a large-scale Unix/Linux environment with 25,000+ virtual and physical servers. The environment includes RHEL, AIX, CentOS, and Solaris platforms and requires strong operational support, security/compliance awareness, and incident resolution capabilities. Shift: Wednesday-Saturday, 4:30 PM-3:00 AM CST, 10 hours/day, 4 days/week. Responsibilities Provide pro

Full-time

DevOps Engineer (UNITED STATES CITIZEN; MUST HAVE AN ACTIVE TOP SECRET CLEARANCE; ONSITE - WASHINGTON, DC)

Washington, District of Columbia

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Today

UNITED STATES CITIZEN MUST HAVE AN ACTIVE TOP SECRET CLEARANCE 100% ONSITE - WASHINGTON, DC NO THIRD PARTY VENDORS Salary range is 135-150k/yr. but dependent upon the candidate's skills, experience, education and certifications. Soft Tech offers competitive BENEFITS in the areas of: Medical, Dental, Vision, 401K, Short Term Disability, Long Term Disability, Life Insurance, PTO, and Paid Holidays Soft Tech Consulting is seeking a highly motivated, self-directed individual to fill the role of a D

Easy Apply

Full-time

Depends on Experience

Cybersecurity Engineer [JOB ID 20260804]

Alexandria, Virginia

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Today

Phoenix Cyber is looking for Cybersecurity Engineers to join our client delivery team. Requirements: Degree in a STEM related discipline and/or a minimum 5 years of experiencePrior experience or support of Security Operations and Incident ResponseExcellent understanding of Cyber Security Operations and Incident Response processesIT certifications such as CySA, CEH, etcSecurity clearance required Nice to have: Demonstrated proficiency in cyber security platforms: SOAR, SIEM, IDS/IPS, DLP, WAF, E

Full-time

USD 70,000.00 - 130,000.00 per year

Cybersecurity Engineer [JOB ID 20260817]

Washington, District of Columbia

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Today

Full-time

USD 70,000.00 - 130,000.00 per year

Systems Administrator

Chantilly, Virginia

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Today

We are seeking a highly skilled Systems Administrator to support mission-critical systems in a secure environment. The ideal candidate has strong experience with cloud infrastructure, automation, CI/CD, and Linux administration, and thrives in a fast-paced, collaborative, and securityfocused environment. Responsibilities Maintain AWS cloud infrastructure using infrastructure-as-code to ensure scalability, reliability, and security Build and maintain CI/CD pipelines to support fast and reliable

Full-time

Systems Administrator - Linux

Sterling, 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

USD 77,000.00 - 163,000.00 per year

Systems Administrator

Washington, District of Columbia

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Today

How you will contribute to our National Security and Defense mission: MTSI is seeking a highly motivated and experienced Systems Administrator to support our team in safeguarding information systems for a government customer in Washington, DC. This individual will be responsible for the installation, configuration, maintenance, and troubleshooting of Linux and Windows-based systems in a secure environment. This individual will also be responsible for building out cloud and hybrid cloud infrastr

Full-time

Enterprise Atlassian Engineer

Washington, District of Columbia

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Today

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology and ingenuity for clients across defense, national security, public safety, civilian, and military health organizations. Join Accenture Federal Services, a technology company within global Accenture. Recognized as a Glassdoor Top 100 Best Place to

Full-time

USD 78,600.00 - 160,200.00 per year

Senior DevSecOps Engineer

Arlington, Virginia

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Today

Role: Senior DevSecOps Engineer Location: Hybrid (US) Type: Full-Time About the Team: Join an innovative organization modernizing its cloud platform and engineering practices. You'll play a key role in building secure, scalable infrastructure while partnering with cross-functional teams to improve automation and platform reliability. What You'll Do: Build and maintain secure cloud infrastructure supporting business-critical applications.Improve deployment pipelines through automation, securi

Full-time

Linux Systems Administrator II (TS/SCI w/ POLYGRAPH)

Fort Meade, Maryland

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Today

COMSO, Inc. is a powerhouse when it comes to empowering federal government stakeholders to fulfill their mission with confidence and efficiency. Our staff brings knowledgeable IT systems expertise, software development proficiency, innovative learning solutions for workforce development, and exceptional operations and production support. We were founded in 1988, and remain a recognized woman owned small business, operating in several states including Maryland, Georgia, Hawaii, Texas, and Alaska.

Full-time

Systems Engineer - IT (Top Secret/SCI with CI Poly to start Clearance Required)

Herndon, Virginia

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Today

North Point Technology is looking to hire a Systems Engineer - IT with a DevOps background to support a High Performance Computing Multi-Level Secure enterprise program. This role focuses on initial deployment and ongoing site support for secure, large-scale infrastructure environments. An active Top Secret/SCI clearance with CI Polygraph is required to start. Responsibilities: In this role, you will support the deployment and integration of secure enterprise infrastructure across multiple sit

Full-time

ServiceNow ITOM/CMDB/Platform Senior Engineer

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: Confidential Public Trust/Other Required: Other Job Family: IT Infrastructure and Operations Job Qualifications: Skills: JavaScript, ServiceNow Configuration Management Database (CMDB), ServiceNow Discovery, ServiceNow IT Service Management (ITSM), ServiceNow Platform Certifications: None Experience: 7 + years of related experience ship Required: Yes Job Description: SYSTEMS

Full-time

USD 136,000.00 - 184,000.00 per year

System Administrator Junior

Arlington, Virginia

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Today

The System Administrator Junior supports the daily administration, maintenance, security, and availability of mission-critical IT infrastructure in a highly regulated government environment, with a focus on user account management and core server operations. This role performs routine configuration, patching, monitoring, backup verification, and troubleshooting under established procedures while maintaining accurate system documentation and contributing to after-hours support as required. The a

Full-time

Linux Systems Administrator - Quality Assurance

Laurel, Maryland

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Today

About Leidos Leidos is a FORTUNE 500 company bringing a mix of innovative technology and sector expertise to customers in the national security, engineering, and health industries. We deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. Guided by our Mission, Vision, and Values, Leidos empowers its teams, contributes to its communities, and operates sustainably-always with a commitment to doing the right thing for our

Full-time

USD 92,300.00 - 166,850.00 per year

Atlassian Platform Engineer

Washington, District of Columbia

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Today

PID: 26-14-09P-034-EDSU Summary E-INFOSOL LLC is seeking a highly motivated Atlassian Platform Engineer to be a full-time employee in Washington, DC to join our innovative and customer solutions focused team. Job Description The Atlassian Platform Engineer will support enterprise-level Jira and Confluence administration for a high-visibility national security mission. This hands-on role is critical to modernizing and scaling collaboration platforms across multi-enclave environments. You'll p

Full-time

USD 144,900.00 - 153,000.00 per year

Systems Administrator

Chantilly, Virginia

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Today

Job Description FusionInnovation's recent growth has earned us a top spot in the Inc 5000 FastestGrowing Private Companies in America and in Washington Business Journal's BestPlaces to Work multiple years in a row. Our team members are passionate abouttheir work and are empowered to contribute their unique skills and perspectivesto our projects. Here at Fusion, we put people first. When you join us, youdon't just join a company, you join a family. If you are ready to be part of afun and engagin

Full-time

USD 100,000.00 - 215,000.00 per year

Software Engineer/Integrator

Manassas, Virginia

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8d ago

Job Description Who we are Lockheed Martin is a global leader in aerospace, defense, and technology solutions. Our Manassas campus is a thriving center of engineering expertise, fostering a culture that encourages creativity, excellence, and the creation of exceptional products. Our team is made up of dedicated professionals who are passionate about pushing the boundaries of what's possible. What We're Doing At Lockheed Martin, we're at the forefront of cutting-edge technology and innovation.

Full-time

USD 93,200.00 - 164,450.00 per year

Senior Systems Administrator

Washington, District of Columbia

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Today

Full-time

USD 78,600.00 - 160,200.00 per year

Cloud Platform Engineer

Chantilly, Virginia

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Today

Full-time

USD 111,800.00 - 221,800.00 per year

Systems Administrator 4

Bethesda, Maryland

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Today

Requisition ID: 3865Standard Title: Senior Systems AdministratorRequired Security Clearance: Top Secret/SCILocation: Bethesda, MDWork Type: On-SiteShift: FirstReferral Eligibility: EligibleU.S. Citizenship Required? Yes Position Summary Support the OSINT Integration Center under the DOMEX Technology Platform contract as a Systems Administrator 4 focused on Linux and Windows systems administration, performance optimization, and user support. Essential Duties and Responsibilities Perform Linux an

Full-time

Linux Administration jobs in Arlington, VA 22203, USA