unix Jobs in district of columbia

241 - 260 of 895 Jobs

PKI EngineerJob Title - PKI Engineer

Enterprise Logic Inc.Company Name - Enterprise Logic Inc.

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Reston, Virginia, USA

Contract

Client is seeking a Senior Public Key Infrastructure (PKI) Engineer to support the architecture, implementation and operations of enterprise level PKI as part of the identity and access management team. This role will focus on building and maintaining certificate lifecycle management systems, including issuance, renewal, revocation and auditing of the certificates and keys; developing strategies for disaster recovery; offering technical support to users; and ensuring compliance with regulations

System AdministratorJob Title - System Administrator

SAICCompany Name - SAIC

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Fort Meade, Maryland, USA

Full-time

Job ID: 2506155 Location: FORT MEADE, MD, US Date Posted: 2025-06-18 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC, a leading provider of systems engineering & integration, systems development & deployment, intelligence analysis and targeting, and training solutions for the Intelligence

Senior Software Engineer, DevOpsJob Title - Senior Software Engineer, DevOps

Capital OneCompany Name - Capital One

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Washington, District of Columbia, USA

Full-time

Job DescriptionSenior Software Engineer, DevOps 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

Systems Administrator / Top Secret / Onsite: Arlington, VAJob Title - Systems Administrator / Top Secret / Onsite: Arlington, VA

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

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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

Data EngineerJob Title - Data Engineer

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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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: Data Science Job Qualifications: Skills: Data Pipelines, Data Science, Data Solutions, Design, Technical Solutions Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: Data Engineer Sr Advisor Deliver insights to help our clients tur

Systems Administrator 1Job Title - Systems Administrator 1

JacobsCompany Name - Jacobs

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Annapolis, Maryland, USA

Full-time

Your Impact: Are you interested in using your skills to help shape the Cyber, Security, & Intel space? If so, look no further. Amentum is seeking a Systems Administrator to join our team of passionate individuals in Annapolis Junction, MD. In this role you will support challenging, mission-critical projects that make a direct impact on the Nation's security and intelligence mission. Responsibilities: Skilled Linux based System Administrator to support DevOps team. This role requires a self-mot

Senior Linux Systems AdministratorJob Title - Senior Linux Systems Administrator

LeidosCompany Name - Leidos

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Columbia, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Senior Linux Systems Administrator 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 immed

Data EngineerJob Title - Data Engineer

General DynamicsCompany Name - General Dynamics

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Maryland, USA

Full-time

System Administrator 2Job Title - System Administrator 2

Realm OneCompany Name - Realm One

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Annapolis, Maryland, USA

Full-time

ORANGE you glad that you chose RealmOne? RealmOne was built on the principle that people matter first and foremost. We believe in providing a strong work/life balance by investing in our employees and encouraging professional and personal growth. We do this by offering exceptional benefits, flexible schedules, and the tools necessary to achieve success through paid training, mentoring, and the opportunity to work alongside top-notch security professionals. Join us on this journey as we execute t

Senior DevOps Software EngineerJob Title - Senior DevOps Software Engineer

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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Fort Meade, Maryland, USA

Full-time

Job Number: R0220920 DevOps Software Engineer, Senior The Opportunity: As a back-end developer, you know that a good site or system needs the right combination of clean code, APIs, analytics, and infrastructure to develop a user-focused solution. We're looking for an experienced back-end developer with the software engineering skills it takes to identify potential risks, contribute to solution development, and create efficient and effective systems for our clients. As a back-end developer at Boo

System Administrator 1Job Title - System Administrator 1

Realm OneCompany Name - Realm One

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Annapolis, Maryland, USA

Full-time

RealmOne is the GOAT - where your career can reach the greatest heights! RealmOne was built on the principle that people matter first and foremost. We believe in providing a strong work/life balance by investing in our employees and encouraging professional and personal growth. We do this by offering exceptional benefits, flexible schedules, and the tools necessary to achieve success through paid training, mentoring, and the opportunity to work alongside top-notch security professionals. Join u

Systems Administrator - TS/SCIJob Title - Systems Administrator - TS/SCI

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Fort Belvoir, Virginia, 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: System Administration, Technical Support, Troubleshooting Certifications: Security+, CE - CompTIA-Security+ CE Experience: 1 + years of related experience ship Required: Yes Job Description: Manages the functionality and efficiency

CNO Developer - TS/SCI FSPJob Title - CNO Developer - TS/SCI FSP

Mission Box SolutionsCompany Name - Mission Box Solutions

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Annapolis, Maryland, USA

Full-time

Our client is seeking a CNO Developer to support a U.S. Government customer by providing technical expertise for mission-critical software and systems. This full-time position involves designing, developing, testing, and maintaining custom capabilities across various platforms in support of a large government contract. Responsibilities: Work as part of a team of developers on Unix, Windows, or Mobile capabilities, contributing to the design, development, testing, and maintenance of CNO capabili

Senior Cybersecurity EngineerJob Title - Senior Cybersecurity Engineer

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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Chantilly, Virginia, USA

Full-time

Job Number: R0219698 Cybersecurity Engineer, Senior The Opportunity: Are you looking for an opportunity to share your experience in network and system security to safeguard our nation? As a cybersecurity engineer, you can identify, implement, and operate the systems, tools, and approaches needed to assess vulnerabilities, repel threats, and improve enterprise security. We need your experience to lead the development and implementation of security solutions that protect critical national securit

Network EngineerJob Title - Network Engineer

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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Fort Meade, Maryland, USA

Full-time

Job Number: R0222144 Network Engineer The Opportunity: A well-designed and secure network is critical to move data and enable the Department of Defense (DoD) to achieve their mission, 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, a network engineer who knows how to craft the exact network the DoD needs.

Software Test EngineerJob Title - Software Test Engineer

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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Chantilly, Virginia, USA

Full-time

Job Number: R0222763 Software Test Engineer The Opportunity: At a certain point, experience-based system design can start to look like clairvoyance. When you've developed so many systems that you can not only orchestrate the best solution for any technology-based challenge, but you can also anticipate and preempt future issues, you're a solutions architect. You've evolved your skills into strategy through a long path of software development accomplishments and the curiosity to understand how al

System Administrator L3Job Title - System Administrator L3

Accenture LLPCompany Name - Accenture LLP

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Annapolis, Maryland, 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

System Administrator Level 3Job Title - System Administrator Level 3

General DynamicsCompany Name - General Dynamics

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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

Help Desk TechnicianJob Title - Help Desk Technician

NightwingCompany Name - Nightwing

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Remote or Arlington, Virginia, USA

Full-time

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

Cybersecurity Detection Engineer (Government)Job Title - Cybersecurity Detection Engineer (Government)

AT&T Inc.Company Name - AT&T Inc.

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Oakton, Virginia, USA

Full-time

Job Description: This is a hybrid position with occasional visits to customer site in Washington, DC. AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government. We are dedicated to recruiting, developing and empowering a diverse, high-performing workforce that is passionate about what they do, committed to our shared values and dedicated to our customers' mission. The detection engineer blends tech