• Security Software Engineer

    Imagine One Technology & Management (Dahlgren, VA)
    …**for this role.** Imagine One Technology & Management, Ltd. is seeking one (1) Security Software Engineer . This position is contingent upon award of ... work and will be performed in Dahlgren, Virginia. The Security Software Engineer will be...following: 1. Penetration Testing (PENTEST) (government or contractor) 2. Red Team Operations (government or contractor) 3. Tool/ Software more
    Imagine One Technology & Management (09/24/25)
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  • Senior Network & Systems Engineer (Data…

    Red River (College Park, MD)
    Red River Technology is actively seeking a dedicated and highly skilled Senior Network & Systems Engineer with deep expertise in Cisco ACI, virtualization ... recovery strategies using Nutanix and VMware toolsets. + System Operations and Security + Maintain high availability and performance baselines across all data center… more
    Red River (10/16/25)
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  • Network Engineer - Decentralized Services…

    Red Gate Group (Arlington, VA)
    …part of an organization that values both service excellence and employee wellbeing. The Red Gate Group is seeking a Network Engineer to provide on-site support ... The Red Gate Group, founded in 2006, is a...Country and Client," reflects our deep commitment to national security and service excellence. As an employer of choice,… more
    Red Gate Group (11/22/25)
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  • Network Engineer - Variable Trust Endpoints

    Red Gate Group (Arlington, VA)
    …enterprise systems + First-hand experience with research and/or development of secure platforms, security software for endpoints, and information security ... The Red Gate Group, founded in 2006, is a...Country and Client," reflects our deep commitment to national security and service excellence. As an employer of choice,… more
    Red Gate Group (11/22/25)
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  • Principal HPC Software Engineer

    GliaCell Technologies (Annapolis Junction, MD)
    Are you a Principal HPC Software Engineer who is ready for a new challenge that will launch your career to the next level? + Tired of being treated like a ... people Job Description: GliaCell is seeking a Principal HPC Software Engineer on one of our subcontracts....these concepts + Security architecture + Cloud security + Red Hat IDM, Keycloak, HashiCorp… more
    GliaCell Technologies (11/21/25)
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  • Principal Cyber Software Engineer

    Concurrent Technologies Corporation (Columbia, MD)
    Principal Cyber Software Engineer Concurrent Technologies Corporation Client Site - Columbia, MD area Minimum Clearance Required: TS/SCI with Fullscope Poly ... in software development is required. + The Software Engineer develops, maintains, and enhances complex...years: Information Technology with Two (2) years' experience developing software on Red Hat Enterprise Linux (RHEL)… more
    Concurrent Technologies Corporation (11/06/25)
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  • Software Engineer

    General Dynamics Information Technology (Fairfax, VA)
    …3 + years of related experience **US Citizenship Required:** Yes **Job Description:** SOFTWARE ENGINEER Transform technology into opportunity as a Software ... engineering career. MEANINGFUL WORK AND PERSONAL IMPACT As a Software Engineer , the work you'll do at...integration. * Technical skills: Java, Spring, and XML * Security clearance level: Secret * US citizenship required *… more
    General Dynamics Information Technology (11/25/25)
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  • Integration and Test Software

    CACI International (Fairfax, VA)
    Integration and Test Software Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: Top Secret Employee Type: Regular ... is currently looking for a Senior Integration and Test Software Engineer to join our team developing...safeguarding the American people and enhancing the Nation's safety, security , and prosperity. Our warfighters are on the front… more
    CACI International (09/17/25)
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  • Software Cyber Engineer - SWE 0

    Lockheed Martin (Hanover, MD)
    …support our employees, so they can support our mission\. **The Work:** As an Entry‑Level Software Engineer on the Offensive Cyber team, you will: * Design & ... code\. * Debug, test, and refine existing applications, improving performance, reliability, and security \. * Create and execute software test plans to validate… more
    Lockheed Martin (11/26/25)
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  • Software Engineer TS/SCI (FSP)

    IBM (Annapolis Junction, MD)
    …skills and experience. **Your role and responsibilities** Seeking a versatile software engineer with TS/SCI US Government security clearance and FSP to join ... our robust technology platforms across the IBM portfolio; including Software and Red Hat.Curiosity and a constant...code reviews, unit testing, and integration testing to ensure software quality and security compliance. Support DevSecOps… more
    IBM (12/12/25)
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  • Software Engineer /Systems…

    Cinteot (Springfield, VA)
    Software Engineer / Systems Administrator (location: Springfield, VA) The selected individual will be responsible to support the Framework Services / Platform ... and Security scrum team, performing operations / maintenance of program Window systems software and associated applications. Team members must be able to… more
    Cinteot (11/06/25)
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  • Software Engineer - Level 4

    Northrop Grumman (Linthicum Heights, MD)
    …with REST architecture + Experience as a full-stack developer + Experience with software development on Red Hat Enterprise Linux + Experience with Atlassian ... your pioneering spirit to our collaborative teams. This _Software Engineer - Level 4_ role will be in either...will:** + Design, develop, document, test and debug applications software and systems that contain logical and mathematical solutions.… more
    Northrop Grumman (09/25/25)
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  • Senior Security Engineer

    Leidos (Arlington, VA)
    **Description** Leidos has an immediate need for a Senior Security Engineer for a new customer on a highly-visible and strategic Cybersecurity Task Order. The ... Senior Security Engineer will need to be a...tasks and the extraction of logs + Hardware and software installations, upgrades, maintenance, security analysis and… more
    Leidos (12/12/25)
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  • Staff Software Engineer , Backend…

    Coinbase (Washington, DC)
    …is the most important builder platform since the internet ("online"). As a Staff Software Engineer on this team, you'll be instrumental in designing, building, ... (ie. job requirements): * You have 8+ years of software engineering experience. * You are passionate about enabling...or other crypto tools. * An interest in blockchain security , red -teaming, and exploit prevention. *Answers to… more
    Coinbase (11/07/25)
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  • Senior Software Engineer (SWE-4)

    Leidos (Fort Meade, MD)
    **Description** **Leidos** has a new and exciting opportunity for a **Senior Software Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics ... . Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software...+ Strong Python skills using Pandas & PySpark, developing software in Red Hat Linux (versions 3… more
    Leidos (11/27/25)
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  • Software Engineer

    Huntington Ingalls Industries (Annapolis Junction, MD)
    …Job Description Mission Technologies, Cyber & Intelligence Team is looking for a Sr. Software Engineer to support Cyber Security Operations missions by ... Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $120,000.00 - $150,000.00 Security Clearance: TS/SCI with Poly Level of Experience: Mid This… more
    Huntington Ingalls Industries (12/12/25)
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  • Sr. Software Engineer

    Huntington Ingalls Industries (Annapolis Junction, MD)
    …Job Description Mission Technologies, Cyber & Intelligence Team is looking for a Sr. Software Engineer to support Cyber Security Operations missions by ... Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $98,000.00 - $130,000.00 Security Clearance: TS/SCI with Poly Level of Experience: Mid This… more
    Huntington Ingalls Industries (12/04/25)
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  • Sr. Software Engineer

    Huntington Ingalls Industries (Annapolis Junction, MD)
    …Job Description Mission Technologies, Cyber & Intelligence Team is looking for a Sr. Software Engineer to support Cyber Security Operations missions by ... Number: 23393 Required Travel: 0 - 10% Employment Type: Full Time/Salaried/Exempt Security Clearance: TS/SCI with Poly Level of Experience: Mid This opportunity… more
    Huntington Ingalls Industries (11/21/25)
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  • Software Engineer 3 - TS/SCI w/Poly

    Amentum (Fort Meade, MD)
    Security , & Intel space? If so, look no further. Amentum is seeking a Software Engineer 3 to join our team of passionate individuals in Ft. Meade, Maryland. ... projects that make a direct impact on the Nation's security and intelligence mission. **Your Impact:** As a SWE3,...analytics using Java MapReduce and Python in the Linux ( Red Hat version 7+) environment. You will work directly… more
    Amentum (10/17/25)
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  • Senior Offensive Security Engineer

    CoStar Realty Information, Inc. (Arlington, VA)
    Senior Offensive Security Engineer Job Description **Offensive Security Engineer ** **Overview** CoStar Group (NASDAQ: CSGP) is a leading global provider ... prior employers + 3 years of experience performing offensive security activities such as red teaming, penetration...of total experience in a technical role such as security , networking, systems, or software development +… more
    CoStar Realty Information, Inc. (11/24/25)
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