linux administrator Jobs in washington, dc

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Senior Voice Engineer

General Dynamics

Arlington, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Secret Public Trust/Other Required: None Job Family: Network Engineering Job Qualifications: Skills: Communication Network, IP Telephony, Telecommunications Network, Telephone System, Voice Networks Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Secure and expertly apply the latest technologies to advance the mission as

Cyber Software Engineer Stf. - DevOps

Lockheed Martin

Fort Meade, Maryland, USA

Full-time

Job ID: 690600BR Date posted: Jul. 07, 2025 Description:This position is participating in our External Referral Program. If you know somebody who may be a fit, click here to submit a referral. If your referral is hired, you'll receive a $3000 payment! code-extrefer WHAT WE'RE DOING Lockheed Martin, Cyber & Intelligence invites you to step up to one of today's most daunting challenges: the evolving threat of cyber warfare. As a cyber security professional at Lockheed Martin, you'll protect the

System Administrator II

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 Systems, Operating Systems (OS), System Security, Systems Software Certifications: None Experience: 4 + years of related experience ship Required: Yes Job Description: #ITPolyMD Provide support for implemen

Network Engineer, Senior

BOOZ, ALLEN & HAMILTON, INC.

Reston, Virginia, USA

Full-time

Network Engineer, Senior The Opportunity: Are you looking for an opportunity to share your experience in designing, developing, and implementing innovative network security solutions to support our country and protect our nation? As a systems security and network security engineer, you will be responsible for the enterprise deployment of the Gigamon Deep Observability Pipeline and GigaVUE Fabric Manager. We need your experience to oversee the development and implementation of Gigamon and network

Systems Administrator

Credence Management Solutions

McLean, Virginia, USA

Full-time

Overview Credence is one of the largest privately held technologies services company in the country, repeatedly recognized as a top place to work, and have been on the Inc. 5000 Fastest Growing Private Companies list for the last 12 years. We practice servant leadership and believe that by focusing on the success of our clients, team members, and partners, we all achieve greater success. At Credence, we support our clients' mission-critical needs, powered by technology. We provide cutting-edge s

Software Development Engineer

Micron Technology, Inc.

Manassas, Virginia, USA

Full-time

Our vision is to transform how the world uses information to enrich life for all. Micron Technology is a world leader in innovating memory and storage solutions that accelerate the transformation of information into intelligence, inspiring the world to learn, communicate and advance faster than ever. Configure, develop, maintain and support Micron and third party applications. Create and analyze software specifications, and research, design, document, modify, and support software throughout the

System Administrator I

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: Information Technology (IT), Information Technology (IT) Systems, Operating Systems (OS), Problem Resolution, Troubleshooting Certifications: None Experience: 4 + years of related experience ship Required: Yes Job Description: Syste

Mid Software Engineer

Booz Allen Hamilton

Fort Meade, Maryland, USA

Full-time

Job Number: R0220998 Software Engineer, Mid The Opportunity: Are you looking for an opportunity to combine your te chn ical skills with big-picture thi nk ing to serve as the lead to modernizing a client-critical mission system? You'll have the chance to contribute to transitioning mission data flows from legacy systems to a modernized data flow architecture, defining te chn ical and process improvements to achieve improved mission performance and compliance, and defining improved decision logi

Dev Ops Engineer - Senior

Jacobs

Washington, District of Columbia, USA

Full-time

Amentum is searching for a Top-Secret cleared Dev Ops Engineer (Senior) to join our team in Washington, DC. You will be working in an organization that's mission is to accelerate operations through data and new analytical insights. In this role you will support ongoing maintenance of multiple Virtual Private Clouds across enclaves, including managing backups, patching, upgrades, developer workstations, monitoring, and overall security posture. The entire section leverages agile and works to pro

Automated Test Framework Software Engineer TS/SCI Poly

Leidos

Maryland, 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

Mid System Software Developer

Booz Allen Hamilton

Quantico, Virginia, USA

Full-time

Job Number: R0221239 System Software Developer, Mid The Opportunity: As a full-stack developer, you can resolve a problem with a complete end-to-end solution in a fast, agile environment. If you're looking for the chance to not just develop software, but to help create a system that will make a difference, we need you on our team. We're looking for a developer like you with the skills needed to develop software and systems from vision to production-ready. This role is more than just coding. As a

Sr Openshift Engineer with Linux and Kubernetes

Keylent

Remote

Contract

Sr OpenShift Engineer with Linux and Kubernetes

CyberArk Engineer - Mid

SAIC

Washington, District of Columbia, USA

Full-time

Job ID: 2506807 Location: WASHINGTON, DC, US Date Posted: 2025-06-18 Category: Cyber Subcategory: Cyber Engineer 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: No Description Step into the role of a Mid-Level CyberArk Engineer, where you will play a crucial supporting role in enhancing the Department of Transportation's (DOT) cybersecurity infrastructure. Working alongside s

Systems Administrator

American Systems Corporation

Chantilly, Virginia, USA

Full-time

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.This position is on site, Monday - Friday from 11am to 7pm, at a medical system testing facility in Chantilly VA. Responsibilities Support engineering solutions and provide hands-on customer support Engage face to face and virtual

Lead Software Engineer, Site Reliability

Capital One

McLean, Virginia, USA

Full-time

Lead Software Engineer, Site Reliability Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive , and iterative delivery environment? At Capital One, you'll be part of a big group of makers, breakers, doers and disruptors, who love to solve real problems and meet real customer needs. We are seeking DevOps Engineers who are passionate about marrying data with emerging technologies to join our team. As

Senior System Administrator

General Dynamics

Falls Church, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Secret Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Linux, Microsoft Power Business Intelligence (BI), Security Technical Implementation Guides (STIGs), System Administration, System Center Operations Manager (SCOM) Certifications: None Experience: 6 + years of related experience ship Required: Yes Job Description: We are

DevOps Engineer, Senior

BOOZ, ALLEN & HAMILTON, INC.

Reston, Virginia, USA

Full-time

DevOps Engineer, Senior The Opportunity: Everyone is trying to "harness the cloud," but not everyone knows how. As a DevOps engineer, you're eager to develop, manage, and secure a container platform that meets your client's needs and takes advantage of cloud capabilities. We need you to develop container management sof tware to solve some of our clients' toughest challenges. As a senior platform DevOps engineer at Booz Allen, you can use your te chn ical skills to affect mission-forward change.

Head of DevOps

Rohirrim

McLean, Virginia, USA

Full-time

Job DescriptionAre you passionate about pushing the boundaries of technology in the Gen AI space? Rohirrim is seeking a Head of DevOps to mentor Engineers, lead and foster a high-performing DevOps team, provide technical direction, and drive secure product distribution of cutting-edge applications. If you thrive in a fast-paced environment and enjoy leading by example while staying hands-on, we want to hear from you! Why Join Rohirrim?Rohirrim is at the forefront of innovation in the Gen AI spac

System Engineer - Department of Defense

Esri

Vienna, Virginia, USA

Full-time

Overview In this position, you will implement advanced ArcGIS deployments, analyze and solve technical problems, and optimize performance and organization. You will consult with end users on advanced enterprise deployment, architecture, and integration topics. This team supports the Department of Defense and Intelligence Community clients. You will be part of a talented cross-functional team of dynamic and passionate engineers to deliver capabilities that enable our customers to make a differe

DevOps Systems Administrator

Cymertek Corporation

Reston, Virginia, USA

Full-time

DevOps Systems Administrator LOCATION Reston, VA 20190 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a highly motivated and skilled **DevOps Systems Administrator** to join our team and play a crucial role in streamlining our development and operations processes. In this role, you will manage and maintain our infrastructure, ensuring smooth and efficient deployment pipelines, automating workflows, and enhancing system reliabili