• Customer Support Engineer

    Insight Global (Reston, VA)
    …run our services, then this job is for you. Every candidate must have an active Top Secret SCI with Full Scope Polygraph. We are a company committed to creating ... https://insightglobal.com/workforce-privacy-policy/. Skills and Requirements -2-3 years' experience as a Systems Administrator -Experience working with Windows based… more
    Insight Global (09/12/25)
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  • Senior Software Engineer - Simulation…

    RTX Corporation (Sterling, VA)
    …US citizens are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Top Secret **Senior Software Engineer ** **- Simulation & Training ... is on the lookout for a talented Senior Software Engineer to join our Sterling, VA team within the...relevant experience + Active and transferable US government issued Top Secret Security Clearance or higher is… more
    RTX Corporation (09/05/25)
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  • Information Systems Security…

    Amentum (Fort Meade, MD)
    …Information Security, etc. * 15 years of experience as a Cyber Security Engineer or Systems Engineer * Experience presenting technical information ... look no further. Amentum is seeking a **Principal Information Systems Security Engineer ** to join our team...rapid acquisition programs **Clearance Required:** * Must have active Top Secret clearance with SCI eligibility **Minimum… more
    Amentum (10/01/25)
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  • Chief Engineer

    Leidos (Alexandria, VA)
    …Chantilly, VA + Tucson, AZ + Denver, CO + St. Louis, MO **Clearance Level Required:** Top Secret with the ability to obtain SCI, as well as a Polygraph. ... Master's with 10+ years of prior relevant experience. + Top Secret with the ability to obtain...Systems Architecture & Design. + Experience with operating systems such as Linux, Windows Server, or… more
    Leidos (09/25/25)
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  • Senior Offensive Security Engineer , Google…

    Google (Reston, VA)
    …programming languages: Python, Go, C++, or Assembly. + Active US Government Top Secret /Sensitive Compartmentalized Information ( TS /SCI) security clearance. ... Senior Offensive Security Engineer , Google Public Sector + _link_ Copy link...Engineers work with network equipment and actively monitor our systems for attacks and intrusions. In this role, you… more
    Google (09/22/25)
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  • Cyber Range Network Engineer

    Leidos (Annapolis Junction, MD)
    …prioritize multiple tasks and requirements from stakeholders. + **Security Clearance requirement** : Active Top Secret with the ability to obtain and maintain a ... new and exciting opportunity for a **Cyber Range Network Engineer ** in our **National Security Sector's (NSS) Cyber &...implementation, and delivery of capability focused on Cyber Training systems . As a key player on our team, you… more
    Leidos (09/18/25)
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  • Cyber Software Engineer

    Parsons Corporation (Annapolis Junction, MD)
    TS /SCI with Polygraph clearance required. **Security Clearance Requirement:** An active Top Secret SCI w/Polygraph security clearance is required for this ... across reverse engineering, vulnerability assessments, and mobile and embedded systems development. Successful candidates will contribute to full-spectrum cyber… more
    Parsons Corporation (09/12/25)
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  • Systems Engineer

    KBR (Washington, DC)
    …controls to protect systems from threats and vulnerabilities. Minimum Qualifications: + Top Secret with SCI. Must possess a current DoD 8570.1-M/8140 IAT or ... Title: Systems Engineer Belong. Connect. Grow. with...platforms. + Experience supporting one or more OS platforms: Windows , Linux, Solaris, UNIX, or AIX. + Proficiency in… more
    KBR (08/21/25)
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  • EndPoint Systems Engineer

    CACI International (Mclean, VA)
    EndPoint Systems Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular ... * * * **The Opportunity:** CACI is seeking a Systems Engineer ! As a member of a...* Deploy, configure, and maintain Apple IOS clients and Windows devices * Document, install, test system patches and… more
    CACI International (09/30/25)
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  • Principal Linux DevOps Engineer

    Northrop Grumman (Annapolis Junction, MD)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...completed degree. + Applicants must have an active DoD Top Secret level security clearance (at a… more
    Northrop Grumman (09/25/25)
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