linux administrator jobs in washington, dc

CNO Test Engineer (TS/SCI with Poly/NEW HIRE SIGN-ON BONUS UP TO $30,000)

Maryland

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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: Professional Engineering Job Qualifications: Skills: Test Case Design, Test Documentation, Test Procedure Development Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: PERKS: This position is eligible for a sign-on bonus up to $30,0

Full-time

USD 153,000.00 - 207,000.00 per year

Senior Systems Test Engineer (Onsite)

Maryland

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Today

Date Posted: 2025-09-15 Country: United States of America Location: MD440: 8170 Maple Lawn Blvd Fulton MD 8170 Maple Lawn Boulevard , Fulton, MD, 20759 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required.Security Clearance: DoD Clearance: Secret Solipsys, Managed by Collins Aerospace At Collins Aerospace, we're working side-by-side with our customers and partne

Full-time

USD 82,000.00 per year

Senior IAM Administrator

Herndon, Virginia

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Today

Job Title: Senior Identity & Access Management (IAM) Administrator - Consulting Location: Herndon, VA (Hybrid - 3 days onsite, Tuesday-Thursday) Type: Contract Position Overview We are seeking a highly skilled Senior IAM Administrator to join our consulting team. This role will serve as a subject matter expert in identity and access management, delivering secure, compliant identity solutions aligned with organizational policies and CMMC requirements. You will lead user lifecycle processes, en

Full-time

HPC DevOps Engineer

Remote

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Today

Job Title: HPC DevOps Engineer /System Administrator IV Location: 100% Remote. Duration: Long Term (Extendable) Job Description: Support and enhance our High-Performance Computing (HPC) environment in collaboration with IT and R&D stakeholders. This role involves managing and optimizing supercomputing infrastructure, ensuring reliable system administration, and driving automation and cloud integration efforts. Key responsibilities include: Administering and maintaining HPC systems, including acc

Easy Apply

Contract, Third Party

Depends on Experience

Red Hat OpenShift Virtualization Senior Consultant

Remote

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Today

Title: Red Hat OpenShift Virtualization Senior Consultant Location: 100% Remote Initial Duration: 3 months (opportunity for extension) Interview: WebEx Responsibilities: Provide expert consulting services for Red Hat OpenShift Virtualization (RH OCP Virt CVN) Design, implement, and manage OpenShift Container Platform (OCP) infrastructure Deploy and maintain OCP on bare metal environments Lead and support Squad 2 Migration initiatives Collaborate with cross-functional teams to ensure successful

Easy Apply

Contract

$DOE

Mid-level Full Stack Software Engineer (TS/SCI)

Herndon, Virginia

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Today

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

USD 113,000.00 - 188,000.00 per year

Network Engineer

Laurel, Maryland

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Today

Unleash Your Potential! At Leidos, we deliver innovative solutions by leveraging our diverse and talented workforce who are dedicated to our customers' 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. Our LOE program provides our customer's Operations organization with the best possibl

Full-time

USD 89,700.00 - 162,150.00 per year

Clojure Software developer

Remote

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Yesterday

Note: Do not apply if don't have experience in "Clojure Development" Job Description: Required Qualifications: 3+ years of progressive Clojure software development experience5+ years of progressive software application development experience2+ years of experience working across a large codebase with responsibility for upstream and downstream system interactions and dependencies.Proven ability to work in a fast-paced environment while maintaining adherence to standards and best practices.Proven a

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Contract, Third Party

Depends on Experience

High Compute Engineer

Bethesda, Maryland

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Today

Job Description Base-2 Solutions is seeking a High Compute Engineer who will lead the design, optimization, and integration of GPU-centric high-performance compute environments. Manage existing NVIDIA A100 and DGX-1 systems while designing scalable architectures to incorporate emerging GPU hardware as mission demands evolve. This role is critical to advanced compute initiatives, where performance, stability, and future-readiness drive every architectural decision. The candidate will work cross-f

Full-time

Mid Data Scientist

Fort Meade, Maryland

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Today

Job Number: R0224999 Data Scientist, Mid The Opportunity: As a data scientist, you're excited at the prospect of unlocking the secrets held by a data set, and you're fascinated by the possibilities presented by IoT, machine learning, and artifi cia l intelligence. In an increasingly connected world, massive amounts of structured and unstructured data open new opportunities. As a data scientist at Booz Allen, you can help turn these complex data sets into useful information to solve global challe

Full-time

USD 77,600.00 - 176,000.00 per year

Principal Software Engineer (ONSITE)

Maryland

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Today

Date Posted: 2025-10-16 Country: United States of America Location: MD440: 8170 Maple Lawn Blvd Fulton MD 8170 Maple Lawn Boulevard , Fulton, MD, 20759 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required.Security Clearance: DoD Clearance: Secret Solipsys, Managed by Collins Aerospace Collins Aerospace, an RTX company, is a leader in technologically advanced and

Full-time

USD 101,000.00 per year

Senior Principal Software Engineer (ONSITE)

Maryland

•

Today

Full-time

USD 124,000.00 per year

2026 Internship - Engineering/Science - Signals Exploitation Systems

Laurel, Maryland

•

Today

Description Are you interested in applying and expanding your knowledge to the development of electromagnetic sensors to support special operations and intelligence communities? Do you have a passion for using your skills to design, build, and test systems with immediate real-world applications? If you are pursuing a Bachelor's, Master's or PhD in fields related to Electrical Engineering, Computer Engineering, Computer Science, Mathematics, Mechanical Engineering or Physics, and are interested

Part-time

USD 22.60 per hour

System and Network Administrator

Maryland

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Today

Job Number: R0228405 System and Network Administrator The Opportunity: A well-designed network is critical to move data and enable organizations to achieve their missions, but how can an organization make sure their network will fit their evolving needs? Crafting the right network, with the right equipment and sof tware, requires a combination of te chn ical skill and careful planning. That's why we need you, an experienced network engineer who knows how to develop the exact network the DoD nee

Full-time

USD 77,600.00 - 176,000.00 per year

Software Engineer II

Annapolis, Maryland

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Today

Date Posted: 2025-10-02 Country: United States of America Location: MD231: 306 Sentinel Drive Suite100 AJ 306 Sentinel Drive Suite 100, Annapolis Junction, MD, 20701 USA 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: TS/SCI - Current Applied Signal Technology (AST) is seeking a Software Engineer II who strives for excellence and have

Full-time

USD 72,000.00 per year

Senior Infrastructure Engineer (L3)

Remote

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12d ago

Job Title: Senior Infrastructure Engineer (L3) Location: Remote Type: Contract Duration: Long Term Description: We are seeking a highly skilled and experienced L3 Infrastructure Support Engineer to join our team and support some of our top clients locally in the Los Angeles Metroplex.The ideal candidate will have a strong background in supporting Linux systems, AWS, and Nutanix environments.This role requires expertise in managing and troubleshooting complex infrastructure issues, ensuring the

Easy Apply

Contract, Third Party

$50 - $55

2026 Internship - Military & Space Cybersecurity Engineer

Laurel, Maryland

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Today

Description Do you love learning about and improving the cybersecurity of critical military systems? We are seeking interns who are enthusiastic about the research and application of cyber resilience techniques to critical military platforms, systems, and networks. Our team works collaboratively with industry, academia, and government to ensure that military aircraft, ships, missiles, and submarines can resist and fight through cyberattack. As a member of our team, you will Work on state-of-

Part-time

USD 22.60 per hour

Azure DevOps Engineer

Remote

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Today

Title: Azure DevOps Engineer (Tech Support Engineer) Location - Remote Full-time / W2 - with Infinite Computer Solutions Job Summary We are seeking a skilled and proactive DevOps Engineer with hands-on experience in Azure DevOps, GitHub Actions, Jenkins, Ansible, Puppet, Shell scripting, and programming in Ruby or Python. Experience with Harness is a plus. The ideal candidate will design, implement, and maintain robust CI/CD pipelines and automation strategies to ensure smooth software delivery

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Full-time

Depends on Experience

Principal Penetrating Tester

Remote

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30+d ago

Principal Penetrating Tester Duration: 6 months with Possible extension Location: Remote Responsibilities: Perform web application testing methodologies at scale.Perform network and wireless testing methodologies at scale from time to time.Discover newly exploitable systems across our fleet of clients. It's fun to test that new vulnerability the day it's released!Build payloads and C2 infrastructure that evades defenses.Mimic tactics and techniques used by real-world adversaries.Show impact with

Easy Apply

Contract, Third Party

Depends on Experience

DevOps Engineer

Quantico, Virginia

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Today

Job Description ECS is seeking a DevOps Engineer to work in Quantico, VA . ECS is seeking an experienced DevOps Engineer to supporting cutting-edge technology for law enforcement and scientific organizations. The DevOps Engineer will be responsible for the design, deployment, testing, certification, operations, patching, addressing interoperability issues, of DevSecOps infrastructure tools, including all operating systems, support libraries, components, and application dependencies. We are se

Full-time

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linux administrator jobs in Washington, DC, USA