• Cyber Security Engineer (Elastic SME)

    CACI International (Hampton, VA)
    …tasks using a ticketing system. + Work with Microsoft and Linux operating systems . **Qualifications:** _Required:_ + Top Secret /SCI clearance + Bachelor's ... Cyber Security Engineer (Elastic SME) Job Category: Information Technology Time...Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular Percentage of Travel Required: Up… more
    CACI International (09/17/25)
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  • Endpoint Security as a Service (ESS)…

    Leidos (Washington, DC)
    …network components and develop cutting-edge technical solutions. **Basic Qualifications:** + Active ** Top Secret clearance** (SCI eligible). + **8+ years of IT ... innovation meets mission.** **What You'll Do** As an ESS Engineer and Administrator, you won't just maintain systems...IAT Level II** certification or higher. + Expertise in Windows Server 2016+ and endpoint platforms such as Trellix… more
    Leidos (10/03/25)
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  • Software Engineer Principle

    Lockheed Martin (Hanover, MD)
    …quality control of all developed and modified software **Basic Qualifications:** Current DoD Top Secret SCI with Polygraph\. * Minimum Fifteen \(15\) years of ... support our mission\. **The Work:** As a Java Software Engineer Principle, you will: * Analyze user requirements to...features * Integrate existing software into new or modified systems or operating environments * Develop simple data queries… more
    Lockheed Martin (08/08/25)
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  • Product Support Engineer III - Deploy Only

    Sierra Nevada Company, LLC (Shalimar, FL)
    …CONUS off rotation to perform Training, Medical, and Certification renewals + An active Top Secret with SCI eligibility US Security Clearance is required + US ... more (https://www.sncorp.com/careers/total-rewards/) . **IMPORTANT NOTICE:** This position requires current/active Top Secret with SCI eligibility US Security… more
    Sierra Nevada Company, LLC (08/20/25)
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  • System Engineer

    System One (Alexandria, VA)
    Job Title: System Engineer Location: Alexandria, VA or Gaithersburg, MD (Onsite) Clearance: Top Secret with the ability to obtain a CI Poly Type: Direct Hire ... and administration of Citrix-based desktops in cloud-based environments. Responsibilities: The Systems Engineer will take a leadership role in system changes… more
    System One (09/26/25)
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  • Cyber Systems Security Engineer…

    Lockheed Martin (Fort Worth, TX)
    …with an investigation in the last 6 years and must be able to obtain a top secret clearance\. **What's In It For You:** We offer flexible work schedules to ... Be More Than You Can** _Imagine_ **\.** The Cyber Systems Security Engineer Senior candidate is responsible...storage, and network devices\. Configure and troubleshoot Linux and Windows operating systems , specifically with RHEL and… more
    Lockheed Martin (10/18/25)
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  • Lead, Architectural Design and Network…

    L3Harris (Salt Lake City, UT)
    …sea and cyber domains in the interest of national security. Job Title: Lead, Systems Engineer Job Code: 27806 Job Location: USA-UT-Salt Lake City Job Schedule: ... every other Friday off Job Description: The Lead, Network Systems Engineer will be responsible for the...be able to maintain an active US Government DOD Top Secret Clearance Required Qualifications: + Bachelor… more
    L3Harris (08/22/25)
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  • Jr. Software Engineer

    Leidos (Gaithersburg, MD)
    …+ Tucson, AZ **Clearance Level Required:** US Citizenship with the ability to obtain Top Secret /SCI ( TS /SCI), as well as a Polygraph. **Primary ... Business Area, is currently seeking a highly motivated Junior Software Engineer for the Chinook Program. The Chinook Program delivers next-generation,… more
    Leidos (10/18/25)
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  • 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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  • ACAS/Data Security Engineer

    General Dynamics Information Technology (Fort Huachuca, AZ)
    …**Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job Family:** Cyber and ... of experience may be substituted in lieu of degree.** **Clearance:** **Active Top Secret /SCI.** **Experience:** **2+ years of related technical experience.**… more
    General Dynamics Information Technology (09/27/25)
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