Linux Administrator Jobs in Washington, DC

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Submarine Combat System Network Design Engineer

General Dynamics

•

Manassas, Virginia, USA

Full-time

Basic Qualifications Requires a Bachelor's degree in Engineering, or a related Science or Mathematics field. Also requires 8+ years of job-related experience, or a Master's degree plus 6 years of job-related experience. CLEARANCE REQUIREMENTS: Department of Defense Secret security clearance is required at time of hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information. Due to the nature of
Posted 33 days ago | Updated 10 hours ago

Platform Architect

Isoftech Inc

•

Manassas, Virginia, USA

Contract

Title Platform Architect. Location - Manassas, VA (Day 1 Hybrid) Job Description: Reporting into Technology Platform Strategy and Architecture group, the Platform Architect is accountable for leading the development of technology architectures, for the planning and development of solutions as part of the overall Technology Platform in support of business requirements, and for supporting operational activities as part of architecture governance. The architect is responsible for providing High Lev
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Posted 27 days ago | Updated 7 days ago

Software Engineer

BlueHalo

•

Annapolis, Maryland, USA

Full-time

At BlueHalo, an AV Company our Cyber experts operate at the mission's edge. Using advanced cyber techniques, our team of technologist and analysts employ capabilities spanning traditional computing environments to Internet of Things (IoT), including offensive and defensive cyber operations and analysis, signals intelligence (SIGINT) discovery, and data science. Our team is expanding to do the big things that have never been done before - the things the nation and the world are counting on us to
Posted 60+ days ago | Updated 11 hours ago

Principal Systems Engineer

Leidos

•

Fort Meade, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Principal System Engineer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate ves
Posted 27 days ago | Updated 10 hours ago

Systems Administrator / Top Secret / Onsite: Arlington, VA

Lockheed Martin Corporation

•

Arlington, Virginia, USA

Full-time

Job Description The Advanced Concepts Lab (ACL) at Lockheed Martin's Advanced Technology Laboratories (ATL) is seeking an IT Systems Engineer/Systems Administrator with a demonstrated ability to independently develop solutions to systems administration challenges in heterogeneous computing environments. The selected candidate will serve as a system and network administrator for multiple program and internal R&D systems that support the research and development activities carried out by ACL's en
Posted 4 days ago | Updated 10 hours ago

System Administrator

Jacobs

•

Severn, Maryland, USA

Full-time

Amentum is hiring a professional IT Systems Administrator that will successfully support and maintain a stable IT infrastructure for multiple SCIF and commercial environments. Providing support on telecommunications circuits, networking equipment, servers, AD enterprise, applications, and desktop support. Ensuring secure and stable operation of systems, seamless flow of information and proper functioning of endpoints throughout the organizations operations. Working as part of a team triaging of
Posted 56 days ago | Updated 11 hours ago

TENCAP Senior Cybersecurity Analyst

Radiance Technologies

•

Alexandria, Virginia, USA

Full-time

Radiance Technologies, a rapidly growing employee-owned company, is seeking a Senior Cybersecurity Analyst to support the U.S. Army Tactical Exploitation of National Capabilities (TENCAP) program. The successful candidate will provide Cybersecurity guidance at meetings, briefings, and design reviews, along with documentation throughout the system development life cycle. They will also provide Cybersecurity guidance regarding currently applicable Cybersecurity regulations and policies, along with
Posted 53 days ago | Updated 11 hours ago

Data Center Technician

Rose International

•

Ashburn, Virginia, USA

Full-time

Date Posted: 06/25/2025 Hiring Organization: Rose International Position Number: 484659 Industry: Social Media Job Title: Data Center Technician Job Location: Ashburn, VA, USA, 20147 Work Model: Onsite Shift: Dayshift (7:00 am - 4:00 pm) Employment Type: Temporary FT/PT: Full-Time Estimated Duration (In months): 12 Min Hourly Rate($): 22.00 Max Hourly Rate($): 30.80 Must Have Skills/Attributes: Data Center, Linux Experience Desired: Data Center Engineering (2 yrs); Linux Troubleshootin
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Posted 14 days ago | Updated 8 hours ago

System Administrator Level 3

General Dynamics

•

Annapolis, Maryland, USA

Full-time

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: Systems Administration Job Qualifications: Skills: Linux, ServiceNow Platform, Unix Certifications: None Experience: 15 + years of related experience ship Required: Yes Job Description: Provides support for implementation, troubleshooting and maintenance of information Technology (I
Posted 45 days ago | Updated 10 hours ago

Backup & Recovery Administrator

Maximus, Inc.

•

Maryland, USA

Full-time

Description & Requirements Maximus is seeking a BUR Administrator to provide expertise to a federal client in support of their mission critical systems in defense of our Homeland. We are seeking an experienced Backup and Recovery (BUR) Administrator to join our team. As a BUR Administrator, you will be responsible for managing and maintaining our organization's enterprise backup solutions. Your role will involve configuration, monitoring, administration, and maintenance of a large environment of
Posted 60+ days ago | Updated 7 hours ago

Sr. Software Engineer-Automated Test Framework TS/SCI Poly

Leidos

•

Alexandria, Virginia, USA

Full-time

Description Leidos has a new and exciting opportunity for an Automated Test Framework Software Engineer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% c
Posted 12 days ago | Updated 8 hours ago

Data Center Technician (Graveyard Shift)

Rose International

•

Ashburn, Virginia, USA

Full-time

Date Posted: 06/25/2025 Hiring Organization: Rose International Position Number: 484661 Industry: Social Media Job Title: Data Center Technician (Graveyard Shift) Job Location: Ashburn, VA, USA, 20147 Work Model: Onsite Shift: Graveyard (11:00 pm - 8:00 am) Employment Type: Temporary FT/PT: Full-Time Estimated Duration (In months): 12 Min Hourly Rate($): 25.30 Max Hourly Rate($): 35.42 Must Have Skills/Attributes: Data Center, Linux, Trouble Tickets Experience Desired: Data Center Engi
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Posted 13 days ago | Updated 8 hours ago

Junior Systems Administrator, Intelligence Systems

Aduril Industries

•

Reston, Virginia, USA

Full-time

Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model of the 21st century's most innovative companies to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril's family of systems is powered by Lattice OS, an AI-powered operating system that turns thousands of data streams into a realtime, 3D command and c
Posted 16 days ago | Updated 10 hours ago

Elastic Engineer

ALTA IT Services

•

Springfield, Virginia, USA

Full-time

Elastic Engineer 100% Remote Secret clearance is required to start We are seeking a highly skilled and motivated Elastic Engineer to join our team supporting mission-critical systems for U.S. government clients. The ideal candidate will be responsible for architecting, deploying, configuring, and maintaining Elasticsearch and the Elastic Stack (ELK Stack), enabling real-time analytics, data aggregation, and visualization solutions. This role requires hands-on experience working in secure, regul
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Posted 8 days ago | Updated 8 hours ago

ScienceLogic Engineer

Accenture LLP

•

Washington, District of Columbia, USA

Full-time

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 and part of global Accenture, to do work that matters in a collaborative
Posted 12 days ago | Updated 10 hours ago

System Administrator I

General Dynamics Information Technology

•

Maryland, USA

Full-time

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: Systems Administration Job Qualifications: Skills: Communication, Information Technology (IT), Network Components, Operating Systems (OS), Troubleshooting Certifications: None Experience: 4 + years of related experience ship Required: Yes Job Description: Provides support for imple
Posted 39 days ago | Updated 1 day ago

Principal Site Reliability Engineer (Prisma Access)

PaloAlto Networks

•

Reston, Virginia, USA

Full-time

Company Description Our Mission At Palo Alto Networks everything starts and ends with our mission: Being the cybersecurity partner of choice, protecting our digital way of life. Our vision is a world where each day is safer and more secure than the one before. We are a company built on the foundation of challenging and disrupting the way things are done, and we're looking for innovators who are as committed to shaping the future of cybersecurity as we are. Who We Are We take our mission of
Posted 4 days ago | Updated 10 hours ago

Cloud Engineer

Booz Allen Hamilton

•

Herndon, Virginia, USA

Full-time

Job Number: R0220735 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. We need you to help us develop cloud-based solutions for our clients' toughest problems. This is an opportunity to use the latest cloud technologies as you look for ways to improve your client's environmen
Posted 34 days ago | Updated moments ago

Jira Administrator

Alpha Omega Integration LLC

•

Silver Spring, Maryland, USA

Full-time

Job Title: Jira Administrator Clearance Required: Public Trust Work Location: Silver Spring, MD (Remote) Alpha Omega is seeking a qualified Jira Administrator to support the NESDIS Integrated Information Services-II (NIIS-II) contract who will be responsible for the support for our NOAA client in Silver Spring, MD. The Atlassian Jira Administrator will manage Jira Software (Data Center), Jira Service Management (Data Center) and Confluence (Data Center). Day-to-day responsibilities will includ
Posted 20 hours ago | Updated 8 hours ago

Software Developer

Parsons Services Company

•

McLean, Virginia, USA

Full-time

In a world of possibilities, pursue one with endless opportunities. Imagine Next! When it comes to what you want in your career, if you can imagine it, you can do it at Parsons. Imagine a career working with exceptional people sharing a common quest. Imagine a workplace where you can be yourself. Where you can thrive. Where you can find your next, right now. We've got what you're looking for. Job Description: Parsons is looking for an amazingly talented Software Developer to join our team! In
Posted 32 days ago | Updated 10 hours ago