• Lead Web App Pen Tester

    CoStar Realty Information, Inc. (Arlington, VA)
    …and production. The candidate will utilize threat modeling, white box application security analysis, and grey box penetration testing. This position will ... designed and implemented securely during the SDLC + Consume a variety of application security tools (DAST, SAST, SCA, Credential Scanning, IAC scanning) to secure… more
    CoStar Realty Information, Inc. (10/03/25)
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  • Software Engineer II - Training System Software…

    RTX Corporation (Sterling, VA)
    …+ Familiarity with DevSecOps and Agile development methodologies + Familiarity with C #, Windows Presentation Formats (WPF), and . NET technologies + Familiarity ... scope, and schedule constraints + Highly motivated full-stack software developer + Perform software debugging + Work independently with...prior to start date + A working knowledge of C / C + **Qualifications You Must Have:** + Have… more
    RTX Corporation (09/16/25)
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  • Security Engineer, AWS Cross Domain Services…

    Amazon (Arlington, VA)
    …or equivalent - 7+ years of programming in Python, Ruby, Go, Swift, Java, . Net , C ++ or similar object oriented language experience - Knowledge of networking ... impress AWS customers at any level, from executive to developer . Previous experience with AWS is desired but not...- Experience with programming languages such as Python, Java, C +- Experience in scripting, programming, or security code reviewing… more
    Amazon (10/31/25)
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  • Security Engineer , Amazon Leo

    Amazon (Arlington, VA)
    …Basic Qualifications - 3+ years of programming in Python, Ruby, Go, Swift, Java, . Net , C ++ or similar object oriented language experience - Bachelor's degree in ... teams (Leo Sec, Info Sec, Legal, Internal Audit, Physical Security, Developer Community, Networking, Systems, etc.) * Identify automation opportunities while working… more
    Amazon (11/09/25)
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