• Research Science / Senior AI Machine Learning…

    CACI International (Sterling, VA)
    … Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: Top Secret Employee Type: Regular Percentage of Travel Required: Up to 10% ... underpinnings and at least 4 years' experience.** **Must have active Top Secret security clearance.** **Experience developing models,.** **Strong background… more
    CACI International (11/25/25)
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  • Data Scientist / Senior AI Machine Learning…

    CACI International (Sterling, VA)
    … Job Category: Science Time Type: Full time Minimum Clearance Required to Start: Top Secret Employee Type: Regular Percentage of Travel Required: Up to 10% ... in machine learning, mathematics and statistics. + Comfortable using Linux operating systems and commonly used ...as dictated by the contract + Must have active Top Secret Clearance. _Desired:_ + Ph.D. in… more
    CACI International (11/25/25)
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  • Integration and Test Software Engineer

    CACI International (Fairfax, VA)
    … Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: Top Secret Employee Type: Regular Percentage of Travel Required: Up to 25% ... * CACI is currently looking for a Senior Integration and Test Software Engineer to join our team developing next generation signals intelligence (SIGINT) and… more
    CACI International (12/17/25)
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  • Software Engineer

    Parsons Corporation (Centreville, VA)
    …as a **Software or Embedded Engineer /Developer** ? Parsons is seeking an entry-level engineer with a ** Top Secret clearance** to join our agile, ... in this role, you will need: + **Clearance:** Active Top Secret or higher security clearance. +...Knowledge:** Familiarity with Windows XP/7/8/10/Server and macOS. + **Embedded Systems :** Knowledge of VxWorks, Linux , or other… more
    Parsons Corporation (12/20/25)
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  • Systems Engineer

    Lockheed Martin (Fort Belvoir, VA)
    …hiring levels 2\-5\. If you are interested in joining LM and working as a Systems Engineer , please apply to this requisition\. Please apply to be considered\. We ... test, etc\.\) to develop requirements specifications Must have an active Top Secret clearance\. **Desired Skills:** Writing requirements documentation and… more
    Lockheed Martin (10/04/25)
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  • Software Engineer - Level 5

    Northrop Grumman (Fairfax, VA)
    …Qualifications (must have/required to be considered):** + Requires an **active** Top - Secret ( TS )/Sensitive Compartmented Information (SCI) clearance [ ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...your pioneering spirit to our collaborative teams. This _Software Engineer - Level 5_ role will be in either… more
    Northrop Grumman (12/25/25)
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  • Digital Signal Processing Engineer Junior

    Parsons Corporation (Chantilly, VA)
    …active TS /SCI w/polygraph is preferred **Security Clearance Requirement:** An active Top Secret SCI security clearance is required for this position.​ This ... Corporation, is seeking qualified candidates to fill a Digital Signal Processing Engineer (DSP) positions at our headquarters in Chantilly, VA. We are currently… more
    Parsons Corporation (11/18/25)
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  • IT Support Engineer I, LEO IT Services

    Amazon (Arlington, VA)
    …of working with Clients and Servers - You must possess an active Top Secret /SCI Security Clearance Preferred Qualifications - CCENT or equivalent networking ... LEO IT Services is looking to hire a skilled IT Support Engineer to provide comprehensive technical support for our infrastructure, warehousing operations,… more
    Amazon (12/20/25)
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  • Systems Administrator II Generalist Sr…

    V2X (Springfield, VA)
    …VA . The position is required to be onsite. The position requires an active Top Secret /SCI clearance and the ability to obtain and maintain a Counterintelligence ... on Microsoft Windows Server platforms, but there are also Linux distributions as well. + The Senior Systems...The position requires US Citizenship and an active DoD Top Secret with SCI clearance and the… more
    V2X (11/15/25)
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  • Senior DevOps Engineer

    CACI International (Chantilly, VA)
    …Aerospace Engineering, Computer Engineering, Physics, Math, or equivalent experience + Active TOP SECRET security clearance with SCI eligbility + Willing to ... Senior DevOps Engineer Job Category: Engineering Time Type: Full time...a technical / development role + Demonstrated experience with Linux operating systems , preferably RedHat Linux more
    CACI International (11/07/25)
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