• Systems Modeling Simulation Engineer

    Northrop Grumman (Dulles, VA)
    …Engineering, Computer Science, Physics or closely related field. + Current or active Top Secret / SCI clearance at time of application. + US ... history. We have an opening for a Systems Modeling Simulation Engineer to join our team of...be in Dulles, VA. This work does require a TS / SCI clearance and will primarily be performed… more
    Northrop Grumman (10/03/25)
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  • Modeling and Simulation Engineer

    KBR (Reston, VA)
    …Python, or other programming language + Active Top - Secret clearance with Sensitive Compartmented Information ( SCI ) eligibility Desired: + Master ... Title: Modeling and Simulation Engineer Specialist KBR is seeking...identity or expression, age, national origin, veteran status, genetic information , union status and/or beliefs, or any other characteristic… more
    KBR (08/14/25)
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  • Modeling and Simulation Engineer

    KBR (Reston, VA)
    …Python, or other programming language + Active Top - Secret clearance with Sensitive Compartmented Information ( SCI ) eligibility Desired: + Master ... Title: Modeling and Simulation Engineer (Senior II) Belong. Connect....identity or expression, age, national origin, veteran status, genetic information , union status and/or beliefs, or any other characteristic… more
    KBR (08/14/25)
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  • Modeling and Simulation Engineer

    KBR (Reston, VA)
    …Python, or other programming language + Active Top - Secret clearance with Sensitive Compartmented Information ( SCI ) eligibility Desired: + Master ... Title: Modeling and Simulation Engineer (Senior I) Belong. Connect....identity or expression, age, national origin, veteran status, genetic information , union status and/or beliefs, or any other characteristic… more
    KBR (08/14/25)
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  • Analog Modeling and Simulation

    Northrop Grumman (Linthicum Heights, MD)
    …+ Ability to obtain and maintain a Top Secret / Sensitive Compartmented Information ( TS / SCI ) security clearance (US Citizenship is a ... and fabrication. MDA is seeking an Analog Modeling and Simulation Engineer Level 3/4. This position is...a Top Secret / Sensitive Compartmented Information ( TS / SCI )… more
    Northrop Grumman (08/01/25)
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  • Simulation Engineer - TS

    Leidos (Reston, VA)
    …**Required Education, Clearance, Skills, and Experience:** + Candidate MUST possess an active TS / SCI , or a Top Secret clearance with a current SSBI, and ... Business Area at Leidos has an opening for a Simulation Engineer in Reston, Virginia. The primary...be eligible to obtain a TS / SCI w/ poly level clearance. US Citizenship… more
    Leidos (09/26/25)
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  • Staff Analog Modeling and Simulation

    Northrop Grumman (Linthicum Heights, MD)
    …+ Ability to obtain and maintain a Top Secret / Sensitive Compartmented Information ( TS / SCI ) security clearance (US Citizenship is a ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the...reality. We are seeking experienced Staff Analog Modeling and Simulation Engineer to join our design center… more
    Northrop Grumman (10/02/25)
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  • Lead Modeling and Simulation

    ManTech (Annapolis Junction, MD)
    **MANTECH** seeks a motivated, career and customer-oriented **Lead Modeling and Simulation Engineer ** to join our team in **Fort Meade, MD** . This is an ... simulation , and support multiple network classification levels (ie, Secret Internet Protocol Router Network (SIPRNet), Joint Worldwide Intelligence Communications… more
    ManTech (10/10/25)
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  • Principal / Senior Principal Systems…

    Northrop Grumman (Annapolis Junction, MD)
    …**Preferred Qualifications for Principal / Senior Principal Systems Engineer (Modeling & Simulation ):** + Current Active DoD TS / SCI with Polygraph + STEM ... (NGMC) (https://www.northropgrumman.com/what-we-do/mission-solutions/microelectronics) is seeking **Principal or Senior Principal Systems Engineer (Modeling & Simulation )** . **What** **You'll**… more
    Northrop Grumman (10/01/25)
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  • Principal / Senior Principal Systems…

    Northrop Grumman (Linthicum Heights, MD)
    …**Preferred Qualifications for Principal / Senior Principal Systems Engineer (Modeling & Simulation ):** + Current Active DoD TS / SCI with Polygraph + ... (NGMC) (https://www.northropgrumman.com/what-we-do/mission-solutions/microelectronics) is seeking **Principal or Senior Principal Systems Engineer (Modeling & Simulation )** . **What** **You'll**… more
    Northrop Grumman (09/16/25)
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  • Mission Modeling and Simulation Analyst…

    SAIC (Alexandria, VA)
    …both technical and non-technical stakeholders. **Qualifications** **Required Clearance:** + Active TS / SCI . + US citizenship. **Required Education:** + Bachelors ... SAIC is seeking motivated and detail-oriented **Mission Modeling and Simulation Analysts - Engineers** to join our dynamic team....has annual revenues of approximately $6.5 billion. For more information , visit saic.com. For information on the… more
    SAIC (10/08/25)
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  • Network Modeling and Simulation Technician

    CACI International (Sterling, VA)
    …* * * **The Opportunity** : We are seeking an experienced Network Modeling and Simulation Engineer to join our team. The successful candidate will be responsible ... Network Modeling and Simulation Technician Job Category: Information Technology...Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: Regular Percentage… more
    CACI International (07/24/25)
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  • Principal/Sr. Principal Systems Engineer

    Northrop Grumman (Dulles, VA)
    … Clearance at time of application** **Preferred Qualifications:** + **Active or current TS / SCI ** + Experience with modeling/ simulation , system trade studies, ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the...Sector seeks a qualified Principal or Senior Principal Systems Engineer for the role of Ground Segment Systems … more
    Northrop Grumman (10/17/25)
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  • Mechanical Engineer - Multiple Levels…

    Leidos (Reston, VA)
    …process **REQUIRED SKILLS, EDUCATION, EXPERIENCE, CLEARANCE:** + Candidate must possess an active TS / SCI , or a Top Secret clearance with a current SSBI, ... and be eligible to obtain a TS / SCI w/ CI poly level clearance +...models + Ability to make decisions based on incomplete information and communicate any gaps in information more
    Leidos (09/20/25)
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  • Electrical Engineer - Multiple Positions…

    Leidos (Reston, VA)
    …experience, including Senior Officials. **Clearance Requirement:** Candidate MUST POSSESS an active TS / SCI , or a Top Secret clearance with a current ... Area at Leidos has an opening for an Electrical Engineer in Reston, Virginia. The primary focus of the...candidates for consideration must possess an active TS / SCI , or a Top Secret more
    Leidos (10/04/25)
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  • Principal/Sr Principal Engineer Embedded…

    Northrop Grumman (Dulles, VA)
    …of 5 years (level 3) or 8 years (level 4) of relevant experience + Top Secret clearance with the ability to obtain SCI at time of application + Ability to ... history. We have an opening for an Embedded Software Engineer to join our team of qualified, diverse individuals...be in Dulles, VA. This work does require a TS / SCI clearance and will primarily be performed… more
    Northrop Grumman (09/30/25)
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  • Structural Engineer - Multiple Positions…

    Leidos (Reston, VA)
    …Officials **Required Skills, Education, and Experience:** + Candidate must possess an active TS / SCI , or a Top Secret clearance with a current SSBI, and ... Area at Leidos has an opening for a Structural Engineer in Reston, Virginia. The primary focus of the...be eligible to obtain a TS / SCI w/ poly level clearance. US Citizenship… more
    Leidos (10/04/25)
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  • Network Engineer - TS / SCI

    General Dynamics Information Technology (Annapolis Junction, MD)
    …ID:** RQ208530 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... or highly regulated enterprise environments is desirable. * Security clearance level: TS / SCI w/Poly * US citizenship required * Certification Required: 8570… more
    General Dynamics Information Technology (10/14/25)
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  • Software Test Engineer ( TS

    CACI International (Columbia, MD)
    Software Test Engineer ( TS / SCI w/Poly) Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph ... CACI has an immediate opportunity for a Software Test Engineer to join a team in the Ft. Meade...experience may be substituted for a degree. * Current TS / SCI with Poly clearance * Current IAT… more
    CACI International (08/08/25)
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  • System Engineer - TS / SCI

    RBR-Technologies (Fort Meade, MD)
    …years of additional SE experience may be substituted for a bachelor's degree. + Active TS / SCI Polygraph + Experience as a hardware or software engineer with ... per year | Full Time RBR-Technologies is a small service-disabled veteran-owned information and technology business founded on the basic principle of delivering… more
    RBR-Technologies (09/19/25)
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