• Machine Learning Modeling

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking a Machine Learning Modeling and Simulation Engineer in Chantilly, VA. The successful candidate will: + Develop and maintain ... Learning (AI/ML) techniques (eg, supervised/unsupervised learning, reinforcement learning, predictive modeling ) to enhance simulation fidelity and performance. +… more
    SAIC (10/22/25)
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  • CAD Modeling and Simulation

    SAIC (Chantilly, VA)
    **Description** **SAIC** is seeking a **CAD Modeling and Simulation Engineer in Chantilly, VA** to support a government customer. **The successful candidate ... with 5+ years of professional technical experience. + 3+ years of experience in modeling and simulation for aerospace or space systems. + Active Top Secret/SCI… more
    SAIC (10/24/25)
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  • Modeling and Simulation

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking a Modeling and Simulation Engineer to support a customer in Chantilly, VA. The successful candidate will: + Develop and ... with 5+ years of professional technical experience. + 3+ years of experience in modeling and simulation for aerospace or space systems. + Active Top Secret/SCI… more
    SAIC (10/22/25)
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  • Network Modeling and Simulation

    CACI International (Sterling, VA)
    …Continental US * * * **The Opportunity** : We are seeking an experienced Network Modeling and Simulation Engineer to join our team. The successful candidate ... Network Modeling and Simulation Technician Job Category:...Relevant industry certifications (eg, CCNP, JNCIP) + Experience with cloud networking and virtualization technologies + Familiarity with machine… more
    CACI International (10/23/25)
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  • Simulation Engineer - TS/SCI…

    Leidos (Reston, VA)
    **Description** The Mission Solutions Business Area at Leidos has an opening for a Simulation Engineer in Reston, Virginia. The primary focus of the work is ... operations research or a related field + Experience with system of systems modeling and simulation **Preferred Qualifications:** + Working knowledge of MATLAB,… more
    Leidos (09/26/25)
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  • Counter Space Payload Engineer

    SAIC (Chantilly, VA)
    …+ Analysis of system and subsystem-level counter-space threat technology effectiveness using various modeling and simulation tools + Utilization of modeling ... high-end solutions in systems engineering and integration; enterprise IT, including cloud services; cyber; software; advanced analytics and simulation ; and… more
    SAIC (11/06/25)
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  • Program Protection (P2) Systems Engineer

    SAIC (Chantilly, VA)
    …and CONOP trades for future systems; and system-level analysis of concept using various modeling and simulation tools. The engineer shall also be able ... high-end solutions in systems engineering and integration; enterprise IT, including cloud services; cyber; software; advanced analytics and simulation ; and… more
    SAIC (12/05/25)
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  • Senior Digital Engineer

    SAIC (Chantilly, VA)
    …+ Applies systems engineering, systems modeling , product lifecycle management, modeling and simulation , and related techniques, tools, and methodologies to ... high-end solutions in systems engineering and integration; enterprise IT, including cloud services; cyber; software; advanced analytics and simulation ; and… more
    SAIC (12/11/25)
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  • Ground Systems Engineer

    SAIC (Chantilly, VA)
    …to connect siloed information systems. + Leverage digital twin technologies and modeling and simulation tools to support early-stage risk reduction, operational ... **Description** SAIC is seeking a Ground Systems Engineer to work on complex projects crucial to...solutions in systems engineering and integration; enterprise IT, including cloud services; cyber; software; advanced analytics and simulation more
    SAIC (12/13/25)
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  • Model Based Systems Engineer

    SAIC (Chantilly, VA)
    …high-end solutions in systems engineering and integration; enterprise IT, including cloud services; cyber; software; advanced analytics and simulation ; and ... **Description** SAIC is seeking a cleared Model Based Systems Engineer with experience in Defense, Federal Civilian, and/or National Security systems to join our… more
    SAIC (11/14/25)
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  • Senior MBSE Systems Engineer

    CACI International (Sterling, VA)
    …Technical Proficiency: + Cameo Systems Modeler and Cameo MagicDraw + Cameo Teamwork Cloud for collaborative modeling and version control + Cameo Enterprise ... Senior MBSE Systems Engineer Job Category: Engineering Time Type: Full time...using Cameo Systems Modeler, Cameo MagicDraw, and Cameo Teamwork Cloud , forming the digital thread across requirements, design, analysis,… more
    CACI International (11/18/25)
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  • GEOINT Payload Systems Engineer

    SAIC (Chantilly, VA)
    …GSIA program office equities are protected. + Assess payload technical performance and modeling and simulation results. Identify risks to program plans and ... high-end solutions in systems engineering and integration; enterprise IT, including cloud services; cyber; software; advanced analytics and simulation ; and… more
    SAIC (11/06/25)
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  • Big Data Engineer

    SAIC (Chantilly, VA)
    …high-end solutions in systems engineering and integration; enterprise IT, including cloud services; cyber; software; advanced analytics and simulation ; and ... **Description** SAIC is seeking a Big Data Engineer to join our team of professionals providing...structures + Provide Data Engineering support to include cleaning, modeling , and formatting data of unknown formats + Move… more
    SAIC (12/08/25)
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  • Test Engineer

    SAIC (Chantilly, VA)
    …high-end solutions in systems engineering and integration; enterprise IT, including cloud services; cyber; software; advanced analytics and simulation ; and ... integration and more. This position is for a Test Engineer for a large contract supporting a cutting-edge and...working at a test range or other facility. + Modeling skills, such as STK, to appropriately design tests.… more
    SAIC (11/14/25)
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  • Mobility Engineer - TS/SCI with Polygraph

    General Dynamics Information Technology (Chantilly, VA)
    …operating systems, application software, and system management tools + Performs systems modeling , simulation , and analysis + Performs continual maintenance of ... of related experience **US Citizenship Required:** Yes **Job Description:** Systems Engineer Job Description + Contributes to completion of milestones associated… more
    General Dynamics Information Technology (10/22/25)
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  • NRO EO Payload Engineer

    SAIC (Chantilly, VA)
    …meet the required performance thresholds. . Assess payload technical performance and modeling and simulation results. Assess Technology Readiness Levels (TRLs) ... high-end solutions in systems engineering and integration; enterprise IT, including cloud services; cyber; software; advanced analytics and simulation ; and… more
    SAIC (12/17/25)
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  • Enterprise Integration Systems Engineer

    SAIC (Chantilly, VA)
    …high-end solutions in systems engineering and integration; enterprise IT, including cloud services; cyber; software; advanced analytics and simulation ; and ... their responsibilities. SAIC has an opening for a Enterprise Integration Systems Engineer to provide Systems Engineering and Technical Assistance (SETA) services to… more
    SAIC (11/12/25)
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  • AI Machine Learning Engineer

    SAIC (Chantilly, VA)
    …high-end solutions in systems engineering and integration; enterprise IT, including cloud services; cyber; software; advanced analytics and simulation ; and ... **Description** SAIC is seeking a **AI Machine Learning Engineer ** to help transition to new Artificial Intelligence (AI) technologies, modernizing current… more
    SAIC (10/04/25)
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  • Senior Software Developer - TS/SCI Clearance…

    Leidos (Reston, VA)
    …highly managed government environments - COTS integration experience to include 3D modeling tools, simulation applications, and visualization tools. - Ability to ... **Description** The Mission Solutions Business Area at Leidos seeks a Software Engineer to lead the creation of new software capabilities within a matrixed research… more
    Leidos (09/21/25)
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  • Mbse

    SAIC (Chantilly, VA)
    …captured and maintained in MBSE-compatible formats. + Verify interface definitions through modeling and simulation to ensure they meet system requirements. + ... Language) and UML (Unified Modeling Language). + Knowledge of modeling and simulation techniques for interface verification. + Prior experience supporting… more
    SAIC (11/06/25)
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