• Systems Engineer /COTS Integrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated ** Systems Engineer /COTS Integrator** to support a dynamic and innovative program focused on Big Data infrastructure, advanced ... systems engineering, and troubleshooting experience + Experience with Linux , Windows, and/or VMware platforms + Strong experience with scripting to… more
    ManTech (12/03/25)
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  • IT Systems Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **IT Systems Engineer ** to join our team in **Chantilly, VA.** **Responsibilities include but are not ... infrastructure resources (eg storage and networking), and how to configure operating systems and applications in an efficient manner. + Maintaining platforms of… more
    ManTech (11/19/25)
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  • Network Systems Engineer

    SAIC (Chantilly, VA)
    …hardware, including KVM switches, terminal servers, etc. + Strong experience in administering Linux systems + Competency in setting up and managing virtualized ... **Description** SAIC is seeking an experienced Network System Engineer to provide technical support to our program based in Chantilly. The successful candidate will… more
    SAIC (10/23/25)
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  • Signal Processing Engineer

    Leidos (San Diego, CA)
    …deployed subsea systems , and underwater payloads. + US Citizenship with a current TOP SECRET clearance. Come break things (in a good way). Then build them ... **Description** Leidos is seeking an underwater acoustic **Signal Processing Engineer ** to lead cutting-edge development and testing efforts within the Maritime … more
    Leidos (12/30/25)
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  • Principal Software Engineer - Embedded…

    RTX Corporation (Cedar Rapids, IA)
    …only US citizens are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Top Secret Collins Aerospace, an RTX company, is a leader in ... position, navigation & timing (PNT); cyber space; and other radio frequency (RF) systems . Here, you'll collaborate with top -tier engineers and industry experts,… more
    RTX Corporation (12/13/25)
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  • Senior Principal Engineer Software…

    Northrop Grumman (Melbourne, FL)
    …+ Recent Demonstrated Professional Experience with graphics and OpenGL or Vulkan + **Active DoD Secret level clearance OR Top Secret (in-scope** ), with the ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Secret TRAVEL: Yes, 25% of the Time **Description** At Northrop Grumman, our employees… more
    Northrop Grumman (10/31/25)
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  • Avionics Test Engineer - Hypersonics

    Leidos (Huntsville, AL)
    …guide the way we do business. **Your greatest work is ahead!** Leidos' Defense Systems is seeking a talented **Avionics Test Engineer ** for its Hypersonics line ... environment where you can thrive, keep reading!** **Leidos Defense Systems Sector** provides a diverse portfolio of systems...Must be a US Citizen and able to obtain top - secret clearance. If you're looking for comfort,… more
    Leidos (10/09/25)
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  • Cyber Network Security Engineer

    CACI International (Chantilly, VA)
    Cyber Network Security Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular ... None * * * **The Opportunity:** **CACI is seeking a talented Cyber Network Security Engineer to join our team in Chantilly, VA. This role will** **support our work… more
    CACI International (12/02/25)
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  • Cloud Cyber Engineer

    CACI International (Sterling, VA)
    Cloud Cyber Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular ... 12/29/2025 **The Opportunity:** CACI/BITS is seeking a Cyber Security Engineer to support our Makalu contract. If you are...and security and be able to take a holistic systems level approach to influence how we build our… more
    CACI International (11/11/25)
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  • Android Mobile Reverse Engineer

    Nightwing (Palm Bay, FL)
    …Skills:** + TS /SCI Clearance required + Experience with C/C++ on Unix/ Linux platformsusing Make/CMake build systems + Experience with core Unix features, ... Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers'… more
    Nightwing (11/25/25)
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