Ubuntu jobs in Arlington, VA

Remote

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26d ago

Manager, End User Computing Desktop Engineer Mac & Ubuntu Remote 12 Months Job Summary: This role is responsible for service ownership and continuous improvement of macOS and Ubuntu services, including system management, platform engineering, and fourth-level support; will lead the resolution of complex technical issues; will drive enhancements that improve scalability, security, and the overall end user experience in an expanding enterprise environment. Education: Bachelor s degree from an

Easy Apply

Contract

$60 - $70

Data Scientist (Senior Software Developer; Systems Software)

Columbia, Maryland

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Today

Proficient in Python Experience with Docker and Kubernetes Experience with end-to-end workflows/projects 3+ years of Defensive Cyber Operations experience 3+ years of Machine Learning techniques and statistical model evaluation Active TS/SCI w/ polygraph required for consideration Bachelor's degree in relevant field and 8 years of experience; an advanced degree will be considered in lieu of years of experience Desired: Master's degree in relevant field and 4 years of experience Demonstrated ex

Full-time

Data Scientist - AI/ML (Senior Software Developer; Systems Software)

Columbia, Maryland

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Today

3+ years of Defensive Cyber Operations experience. 3+ years of Machine Learning techniques and statistical model evaluation. Active TS/SCI w/ polygraph required for consideration Bachelor's degree in relevant field and 8 years of experience; an advanced degree will be considered in lieu of years of experience. Desired: Master's degree in relevant field and 4 years of experience. Demonstrated proficiency with R or Python, and SQL to manipulate data and draw insights from large and small data se

Full-time

Software Developer (Mid)

Riverdale Park, Maryland

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Today

Overview VTG is seeking a mid-level Software Developer to support our customer in College Park, MD. This is a hybrid role. What will you do? Build and enhance front-end user interfaces using React (including hooks, functional components, state management libraries)Implement responsive UI components and follow UI/UX best practices, integrating with design systems.Apply modern design patterns and UI frameworks such as React.Develop, test, and deploy code in a Linux/WSL environment.Experience wit

Full-time

USD 110,000.00 - 150,000.00 per year

Data Scientist, Principal (Senior Software Developer; Systems Software)

Columbia, Maryland

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Today

Full-time

VoIP Systems Engineer

McLean, Virginia

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Today

MANTECH seeks a motivated, career and customer-oriented VoIP Systems Engineer to join our team in McLean, VA. In this role, you\'ll combine expertise in telephony systems, Linux server management, and software development, focusing on VoIP, analog, ISDN systems, and Ruby on Rails for telephony applications. Responsibilities include, but are not limited to: Design, develop, and maintain voice media gateways for VoIP, analog, and ISDN systems. Install, configure, and troubleshoot telephony hardwa

Full-time

Embedded Linux Support Engineer II

Ashburn, Virginia

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Today

Job ID: 2615997 Location: Ashburn, VA, US Date Posted: 2026-08-21 Category: Software Subcategory: Embedded SW Engr Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: Public Trust Potential for Remote Work: ORA_ON_SITE Description SAIC is seeking a Mid-Level Linux Support Administrator/Engineer to support the design, development, configuration, and maintenance of Linux-based embedded platforms supporting mission-critica

Full-time

USD 80,001.00 - 120,000.00 per year

Cloud Engineer

Arlington, Virginia

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Today

Job Number: R0242855 Cloud Engineer The Opportunity: Everyone is trying to "harness the cloud," but not everyone knows how. As a cloud computing application architect, you know how to create a cloud-based technical architecture that meets client needs and takes advantage of cloud capabilities. On our team, you'll support cloud-based solutions to support mission-critical operations. This is an opportunity to use the latest cloud technologies as you look for ways to improve your client's environm

Full-time

USD 62,000.00 - 141,000.00 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

Systems Administrator 3

Bethesda, Maryland

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Today

Requisition ID: 3866Standard Title: 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 3 focused on Linux and Windows systems administration, performance optimization, and user support. Essential Duties and Responsibilities Perform Linux and Windo

Full-time

Systems Administrator 2

Bethesda, Maryland

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Today

Requisition ID: 3867Standard Title: Junior 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 2 focused on Linux and Windows systems administration, performance optimization, and user support. Essential Duties and Responsibilities Perform Linux an

Full-time

DevOps Engineer

College Park, Maryland

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Today

Dark Wolf is looking for a DevOps Engineer who is interested in working in a fast-paced environment building and maintaining a DevSecOps Platform as a Service (PaaS) for a DoD customer. The successful candidate will work within the team to develop and maintain multiple Kubernetes-based PaaS solutions at different classification levels, automate deployment of services, provide and develop documentation, and monitor security and performance of the platform and deployed services. Our DevOps enginee

Full-time

USD 100,000.00 - 140,000.00 per year

Technical IT Support Specialist - Associate (Job 1427)

Bethesda, Maryland

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Today

About Us DLH delivers improved health and national security readiness solutions for federal programs through science research and development, systems engineering and integration, and digital transformation. Our experts in public health, performance evaluation, and health operations solve the complex problems faced by civilian and military customers alike by leveraging advanced tools - including digital transformation, artificial intelligence, data analytics, cloud enablement, modeling, and sim

Full-time

USD 57,000.00 - 61,000.00 per year

GPU Systems Engineer 3

Bethesda, Maryland

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Today

Requisition ID: 3869Standard Title: GPU Systems EngineerRequired Security Clearance: Top Secret/SCILocation: Bethesda, MDWork Type: On-SiteShift: FirstReferral Eligibility: EligibleU.S. Citizenship Required? Yes Position Summary Support enterprise AI mission systems by designing, developing, and optimizing GPU clusters, with deep focus on operating systems, hardware, GPU platforms, and high-speed networking in a secure customer environment. Essential Duties and Responsibilities Design, configur

Full-time

GPU Systems Engineer 4

Bethesda, Maryland

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Today

Requisition ID: 3868Standard Title: Senior GPU Systems EngineerRequired Security Clearance: Top Secret/SCILocation: Bethesda, MDWork Type: On-SiteShift: FirstReferral Eligibility: EligibleU.S. Citizenship Required? Yes Position Summary Support enterprise AI mission systems by designing, developing, and optimizing GPU clusters, with deep focus on operating systems, hardware, GPU platforms, and high-speed networking in a secure customer environment. Essential Duties and Responsibilities Design, c

Full-time

Systems Engineer

Laurel, Maryland

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Today

MANTECH is seeking a motivated, career-driven, and customer-focused Systems Engineer to join our team in Laurel, MD. You will play a critical role in supporting the enterprise infrastructure capabilities for a global, mission-focused workforce. This position supports the high-visibility Enterprise Infrastructure Services (EIS) organization, responsible for the delivery and security of MPO?s Enterprise Information Technology (EIT), the foundation for enterprise-wide services. As a Systems Enginee

Full-time

Senior Platform Engineer

Reston, Virginia

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Today

Clarity Innovations is a trusted national security partner, dedicated to safeguarding our nation's interests and delivering innovative solutions that empower the Intelligence Community (IC) and Department of Defense (DoD) to transform data into actionable intelligence, ensuring mission success in an evolving world. Our mission-first software and data engineering platform modernizes data operations, utilizing advanced workflows, CI/CD, and secure DevSecOps practices. We focus on challenges in In

Full-time

USD 126,000.00 per year

Embedded Service Technician I

Lorton, Virginia

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Today

Securitas Technology Corporation (STC) Technology and Solutions groups are experiencing tremendous success, and we currently have an Embedded Technician opening for team-oriented individuals possessing vocational training in electronics or electromechanical engineering. In this role, you will be responsible for providing service on STC products at customer sites. The position provides customer contact for all post-installation problems on security systems and equipment, as well as, special proje

Full-time

Linux System Administrator

College Park, Maryland

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Today

Dark Wolf is looking for a Linux System Administrator who is interested in working in a fast- paced environment building and maintaining an extensive Infrastructure as a Service (IaaS), platform and hypervisor stack for a DoD customer. The successful candidate will work with the team to develop new solutions to support customers' networking and virtualization needs, provide and develop documentation, and monitor security and performance of the platform and deployed services. Our engineers are as

Full-time

USD 70,000.00 - 130,000.00 per year

Systems Administrator L3 - Kubernetes

Laurel, Maryland

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Today

Technology Resource Experts, LLC is looking for an experienced Systems Administrator to join their rapidly growing team! Responsible for supporting servers, current hardware, storage, virtual infrastructures with VMs, new hardware, and resources. Responsible for day-to-day operations, creating/deleting VMs, security updates, troubleshooting, resolving issues, managing tickets (Jira). Familiar with automation tools and building of workflows. Responsible for keeping networks up-to-date utilizing

Full-time

USD 175,000.00 - 230,000.00 per year

Ubuntu jobs in Arlington, VA 22203, USA