• Modeling & Simulation

    KBR (Reston, VA)
    Title: Modeling & Simulation Engineer ( Senior I) Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering ... shape the future of space defense. KBR is seeking a Modeling & Simulation Engineer ( Senior I) with AFSIM experience to join a team of quantitative… more
    KBR (10/24/25)
    - Save Job - Related Jobs - Block Source
  • Modeling and Simulation

    KBR (Reston, VA)
    Title: Modeling and Simulation Engineer ( Senior II) Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering ... of space defense. Key Responsibilities: KBR is seeking a Modeling & Simulation Engineer ( Senior II) to join a team of quantitative analysts and modelers… more
    KBR (08/14/25)
    - Save Job - Related Jobs - Block Source
  • Mid-Level Modeling and Simulation

    KBR (Chantilly, VA)
    Title: Mid-Level Modeling and Simulation Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and ... the future of space defense. KBR is seeking a Modeling And Simulation Engineer with...systems. We lead architectural assessments and report recommendations to senior US Government personnel guiding acquisition and execution of… more
    KBR (09/16/25)
    - Save Job - Related Jobs - Block Source
  • Simulation Engineer Lead- FlexSim-…

    Deloitte (Mclean, VA)
    Simulation Engineer Lead - FlexSim - Senior Consultant Overview:Requesting a Senior Simulation Engineer to work on a client opportunity in the ... Simulation (DES), Agent-Based Simulation (ABS), Continuous, Hybrid Simulation , Monte Carlo, and stochastic modeling . + Programming/scripting proficiency.… more
    Deloitte (10/28/25)
    - Save Job - Related Jobs - Block Source
  • Senior OPIR Systems Engineer

    KBR (Chantilly, VA)
    Title: Senior OPIR Systems Engineer KBR is seeking a highly qualified OPIR Systems Engineer to provide Systems Engineer Technical Advisor (SETA) support ... for a USG Agency. As a Senior OPIR Systems Engineer , you will be...and assess total constellation performance + Supports and conducts modeling and simulation of Tracking OPIR sensor… more
    KBR (09/12/25)
    - Save Job - Related Jobs - Block Source
  • Senior SIGINT Systems Engineer

    KBR (Chantilly, VA)
    Title: Senior SIGINT Systems Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced ... the future of space defense. KBR is seeking a Senior SIGINT Systems Engineer to be part...Government in defining new mission requirements, performing oversight of modeling and simulation , architectural definition clarifying the… more
    KBR (09/16/25)
    - Save Job - Related Jobs - Block Source
  • Senior Transportation/Traffic…

    Jacobs (Reston, VA)
    …play a key role in redefining how people and goods move. As a Senior Transportation/Traffic Engineer , you'll collaborate with a multidisciplinary team of roadway ... transportation planning, and operations analysis. * Proficiency in traffic modeling and simulation tools. * Strong communication...in civil engineering or a related field. * Professional Engineer (PE) license in the Commonwealth of Virginia. *… more
    Jacobs (10/24/25)
    - Save Job - Related Jobs - Block Source
  • Senior Project Development Engineer

    CMTA, Inc (Fairfax, VA)
    …and career opportunities. **Job Summary:** CMTA, a Legence company, is looking for a Senior Project Development Engineer in the federal market to help in our ... can easily make the transition to become an energy engineer within our Energy Solutions group. **Below are some...Systems (UMCS) and their operation + Experience with building simulation and bin spreadsheet modeling of ECMs… more
    CMTA, Inc (11/01/25)
    - Save Job - Related Jobs - Block Source
  • Senior Systems Engineer

    SAIC (Quantico, VA)
    **Description** SAIC is seeking a ** Senior Systems Engineer ** to support the G/ATOR program in **Quantico, VA** . This candidate will serve as the Systems ... Engineer directly supporting the Lead SE on G/ATOR and...Proficiency with engineering tools and software used for system modeling and analysis (eg, CREO and SolidWorks). + Strong… more
    SAIC (09/24/25)
    - Save Job - Related Jobs - Block Source
  • Senior Systems Engineer

    SAIC (Chantilly, VA)
    …knowledge while increasing their responsibilities. SAIC has an opening for a Senior Systems Engineer to provide Systems Engineering and Technical Assistance ... mission processing + Experience with use of architecting to support senior level enterprise decision making + Proven experience/familiarity with architecture tools… more
    SAIC (08/22/25)
    - Save Job - Related Jobs - Block Source
  • Senior Associate Systems Engineer

    L3Harris (Springfield, VA)
    …land, sea and cyber domains in the interest of national security. Job Title: Senior Associate, Systems Engineer - Watch Officer (Active TS/SCI w/CI Poly ... up to date current operations picture. . Develop and utilize model and simulation tools to analyze satellite operations and predict system behavior under various… more
    L3Harris (10/15/25)
    - Save Job - Related Jobs - Block Source
  • Senior Operational Test and Evaluation…

    Bluepath Labs (Sterling, VA)
    …BluePath focuses on the intersection of technology and national security. The Senior Engineer is responsible for planning, conducting, and analyzing tests ... and Evaluation), and the DHS SELC framework. + Proficiency in modeling and simulation tools, digital engineering, or data management platforms to support… more
    Bluepath Labs (10/07/25)
    - Save Job - Related Jobs - Block Source
  • Senior Mechanical Engineer

    Leidos (Reston, VA)
    …Cybersecurity experience - Monitoring advanced threats and managing security services. + Modeling and Simulation support. Augmented Reality / Virtual Reality ... Business Area at Leidos is looking for a Mechanical Engineer to join our Reston, VA based team. The...Wonderware, Emerson, etc. + Experience with one or more modeling programs such as Revit MEP, SketchUP. Solidworks, VentSIM,… more
    Leidos (09/26/25)
    - Save Job - Related Jobs - Block Source
  • Satellite Guidance Navigation and Control…

    General Atomics (Herndon, VA)
    …implementations in satellite systems and their applications. + Experience with physics-based modeling of dynamic systems and Monte Carlo simulation analysis. + ... industrial, and commercial customers worldwide. We have an exciting opportunity for a GNC Engineer to join our CSS group located in Herndon, VA. The CSS group… more
    General Atomics (09/04/25)
    - Save Job - Related Jobs - Block Source
  • Electrical Engineer - Multiple Positions…

    Leidos (Reston, VA)
    …systems * Experience with substation protective systems design * Experience in modeling and simulation of electrical distribution systems and SCADA control ... The Mission Solutions Business Area at Leidos has an opening for an Electrical Engineer in Reston, Virginia. The primary focus of the group is reverse engineering… more
    Leidos (10/04/25)
    - Save Job - Related Jobs - Block Source
  • SIGINT Assessments & Data Analytics…

    KBR (Chantilly, VA)
    …other standard analysis tools. + Ability to clearly and concisely present analysis data. + Modeling and Simulation . Belong, Connect and Grow at KBRAt KBR, we are ... Title: SIGINT Assessments & Data Analytics Engineer Belong. Connect. Grow. with KBR! KBR's National...engage with various internal and external stakeholders to include senior executive officials, military officers, development contractors, and end… more
    KBR (10/31/25)
    - Save Job - Related Jobs - Block Source
  • Principal/Sr. Principal Systems Engineer

    Northrop Grumman (Dulles, VA)
    …making history. Northrop Grumman Space Systems Sector seeks a qualified Principal or Senior Principal Systems Engineer for the role of Ground Segment Systems ... or related area and 3 years of experience. + ** Senior Principal Engineer Level (T4)** - BS...Qualifications:** + **Active or current TS/SCI** + Experience with modeling / simulation , system trade studies, and expertise with… more
    Northrop Grumman (10/17/25)
    - Save Job - Related Jobs - Block Source
  • 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 ... **Description** SAIC is seeking a Payload Systems Engineer to support the NRO GEOINT System Integration...development of new principles and concepts. + Participates with senior managers to establish strategic plans and objectives. +… more
    SAIC (08/09/25)
    - Save Job - Related Jobs - Block Source
  • Weapons of Mass Destruction (WMD) Engineer

    Dignitas Technologies LLC (Reston, VA)
    …Destruction (WMD) Engineer or Scientist that will support engineering analysis, modeling , testing, and software development as a part of Research and Development ... with commercial software for engineering and materials characterization and analysis + Modeling and simulation expertise with engineering analysis tools or… more
    Dignitas Technologies LLC (09/22/25)
    - Save Job - Related Jobs - Block Source
  • SME SIGINT Engineer

    KBR (Chantilly, VA)
    …national security and shape the future of space defense. KBR is seeking a Senior SME SIGINT Systems Engineer with technical and engineering skills and relevant ... Title: SME SIGINT Engineer Belong. Connect. Grow. with KBR! KBR's National...Government in defining new mission requirements, performing oversight of modeling and simulation , architectural definition clarifying the… more
    KBR (08/08/25)
    - Save Job - Related Jobs - Block Source