• Model Based System Engineer

    Kratos Defense & Security Solutions, Inc. (Colorado Springs, CO)
    …Using MBSE to realize/describe/analyze complex systems in SysML using Cameo, Enterprise Architect or equivalent methodologies + Developing SysML models with ... urgency, and drive to accomplish results + Must have Secret Clearance with ability to obtain and maintain a...the Defense and/or Aerospace industry + Experience in ground systems , system engineering, or software is a… more
    Kratos Defense & Security Solutions, Inc. (11/08/25)
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  • IT Infrastructure Architect

    Guidehouse (Arlington, VA)
    …**:** + Bachelor's degree in IT, enterprise architecture, or computer-related field + **Active Top Secret ( TS ) or Q clearance required** + Minimum of SIX ... Required** **:** Up to 10% **Clearance Required** **:** Active Top Secret ( TS ) **What You...TS ) **What You Will Do** **:** + Provide enterprise architecture (IT infrastructure architecture) services within the … more
    Guidehouse (10/23/25)
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  • Principle Systems Architect

    Lockheed Martin (Herndon, VA)
    …for you\. Lockheed Martin Space is searching for an innovative and experienced Principle Systems Architect to support the team that designs, develops, fields and ... for clearance **Basic Qualifications:** * Experience performing in a Systems Architect role on a space development...must be a US Citizen for consideration\. **Clearance Level:** Top Secret with Investigation or CV date… more
    Lockheed Martin (09/12/25)
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  • Modeling Simulation Software Engineer

    SAIC (El Segundo, CA)
    …Model-Based Design are a plus. Demonstrated knowledge of supporting toolsets such as Cameo Enterprise Architect , Sparx Systems EA, or Ansys ModelCenter would ... markets. Our robust portfolio of offerings includes high-end solutions in systems engineering and integration; enterprise IT, including cloud services;… more
    SAIC (10/29/25)
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  • Solutions Architect (Hybrid)

    BAE Systems (San Diego, CA)
    …10 years of experience in software development or related field + Must hold an active Top Secret clearance + 5 years of experience as a Senior Software Engineer ... want to be a part of? Come build your career with BAE Systems . BAE Systems is seeking a Solutions Architect to work on a multi-disciplinary team in an Agile,… more
    BAE Systems (11/04/25)
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  • Modeling and Systems Engineer (Mbse)

    ManTech (Crane, IN)
    …and simulation tools (eg, Cameo Systems Modeler, Ansys STK, MATLAB, Sparx Enterprise Architect , or open-source alternative) + Strong proficiency in at least ... teams to define requirements, design architectures, and ensure seamless system integration, leveraging your strong background in systems...Must be a US Citizen and have an active TS /SCI **Physical Requirements:** + The person in this position… more
    ManTech (10/18/25)
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  • Sr. Principal Systems Architect

    RTX Corporation (San Jose, CA)
    …of Netapp enterprise storage. + Active and transferable US government issued Top Secret SCI ( TS /SCI) security clearance is required prior to ... Applied Signal Technology (AST) is seeking a **Senior Principal Systems Architect ** who strives for excellence and...+ Collaborate with Cyber teams to maintain and monitor system availability, performance, and logs using enterprise more
    RTX Corporation (09/18/25)
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  • Security Architect

    TriTech Enterprise Systems, Inc. (Lanham, MD)
    …REQUIRED TO BE SUBMITTED FOR CONSIDERATION FOR THIS POSITION TriTech Enterprise Systems , Inc. (TriTech) is seeking a 'Security Architect ' to support a ... validates filed returns, determines their disposition, and interfaces with other IRS systems for downstream processing of the returns. IBM developed and enhanced MeF… more
    TriTech Enterprise Systems, Inc. (10/16/25)
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  • Policy Governance and Standards Systems

    Leidos (Alexandria, VA)
    …BS degree and 8+ years of prior relevant experience. + US Citizenship with an active Top Secret ( TS ) / SCI clearance. + Experience with preparing executive ... a career opportunity for a **Policy, Governance, and Standards Systems Architect ** to support one of its...also play a key role in defining and implementing enterprise policies, governance, and standards. In this role, you… more
    Leidos (10/18/25)
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  • Network Engineer - Senior

    Noblis (Chantilly, VA)
    …managing sophisticated network systems and communications with special emphasis on Top Secret classification enclaves. You will architect secure network ... network systems and communications solutions optimized for Top Secret /SCI environments. + Develop specialized security... Top Secret environments. + Active Top Secret ( TS ) clearance with… more
    Noblis (12/05/25)
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