• Information Systems Security Engineer…

    Amentum (Fort Meade, MD)
    …classified and sensitive data. * Demonstrated proficiency with the following computer operating systems (eg Microsoft Windows, LINUX , UNIX, Mac OS, etc.) * ... look no further. Amentum is seeking a **Principal Information Systems Security Engineer** to join our team of passionate...and intelligence mission. In support of the Defense Information Systems Agency (DISA), the Intel and Cyber Division V2MVP… more
    Amentum (10/01/25)
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  • Lead BeyondTrust Consultant

    Cayuse Holdings (Annapolis, MD)
    …with enterprise security ecosystems. + Technical proficiency with **enterprise operating systems ** (Windows, Linux , Unix) and **cloud platforms** (AWS, Azure, ... solutions into broader security ecosystems, including SIEM, ITSM, AD/IAM, and ticketing systems . + Design and deliver targeted training sessions to end-users and… more
    Cayuse Holdings (10/02/25)
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  • Software Engineer With Poly Early to Mid

    Lockheed Martin (Annapolis Junction, MD)
    …development, testing, and debugging of software solutions, with a focus on Linux and Unix operating systems \. Strong Familiarity with programming languages ... product teams to deliver end\-to\-end solutions\. * Monitor and troubleshoot production systems using tools like CloudWatch, Prometheus, or ELK\. * Write unit and… more
    Lockheed Martin (08/02/25)
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  • Database Engineer (DBE) with Poly Clearance…

    Lockheed Martin (Annapolis Junction, MD)
    …verification and validation, cost and risk analysis, and sustainment\. Proficiency or exposure to Linux is a plus as many systems rely on Linux \-based ... with performance tuning and query optimization\. * Proficiency in Linux /Unix environments and CLI tools like psql\. * Experience...Exposure to other RDBMS \(e\.g\., Oracle, MySQL\) or NoSQL systems is a plus\. **Clearance Level:** TS/SCI w/Poly SP… more
    Lockheed Martin (07/31/25)
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  • Summer 2026 Cybersecurity Engineering - Cloud…

    Highmark Health (Annapolis, MD)
    …interest and engagement in the field. + Basic understanding of operating systems (Windows, Linux ). **ESSENTIAL JOB FUNCTIONS** 1. Communicate effectively while ... interacting directly with colleagues, clientele, and/or other internal or external constituencies in the planning of assignments and the resolution of day-to-day operational problems. 2. Under supervision, provide entry-level professional services as… more
    Highmark Health (10/01/25)
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  • OCO Product Manager SME

    Parsons Corporation (Baltimore, MD)
    …+ Exploit common vulnerabilities and misconfigurations associated with common operating systems . (Windows, Linux , etc.), protocols (HTTP, FTP, etc.), and ... network security services (PKI, HTTPs, etc.). + Provide expert guidance on the latest offensive cyber tools, techniques, and procedures, advising senior leadership and operational teams. + Stay abreast of the latest developments in cybersecurity threats and… more
    Parsons Corporation (09/30/25)
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  • Software Engineer with Poly Mid to Sr (Swe2)…

    Lockheed Martin (Annapolis Junction, MD)
    …development, testing, and debugging of software solutions, with a focus on Linux and Unix operating systems \. Strong Familiarity with programming languages ... such as Java, Python and Hadoop\. **WHY JOIN US** Providing ongoing training, mentorship, and development opportunities to help our cyber and intelligence professionals stay at the forefront of their field and achieve their career goals\. Competitive and… more
    Lockheed Martin (09/18/25)
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  • Full Stack Software Engineer (UI Focus) - TS/SCI…

    Deloitte (Baltimore, MD)
    …and SQLite. + Understanding of Containerization in Docker. + Familiarity with operating systems windows, Linux , IOS, or Android. The wage range for this ... role takes into account the wide range of factors that are considered in making compensation decisions including but not limited to skill sets; experience and training; licensure and certifications; and other business and organizational needs. The disclosed… more
    Deloitte (09/09/25)
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  • Technical Program Manager

    Meta (Annapolis, MD)
    …teams 12. 3. Programming Languages (Java, Python, C++, and SQL) 13. 4. Operating Systems (Android, Linux , and Unix) 14. 5. Tools and Frameworks (Android SDK, ... Android UI Automaton, and Android Instrumentation) **Public Compensation:** $285,809/year to $308,220/year + bonus + equity + benefits **Industry:** Internet **Equal Opportunity:** Meta is proud to be an Equal Employment Opportunity and Affirmative Action… more
    Meta (08/30/25)
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  • Senior OCO Product Manager

    ARSIEM (Columbia, MD)
    …+ Exploit common vulnerabilities and misconfigurations associated with common operating systems . (Windows, Linux , etc.), protocols (HTTP, FTP, etc.), and ... network security services (PKI, HTTPS, etc.). + Guide the latest offensive cyber tools, techniques, and procedures, advising senior leadership and operational teams + Stay abreast of the latest developments in cybersecurity threats and offensive capabilities,… more
    ARSIEM (08/29/25)
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