• Systems Engineer

    KBR (Fulton, MD)
    …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 KBR! KBR's...This position requires a strong technical foundation in server administration , virtualization technologies, RMF compliance, and cyber-hardening standards such… more
    KBR (08/21/25)
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  • Principal/Senior Principal Computer Systems…

    Northrop Grumman (Roy, UT)
    …Qualifications:** * Bachelor's or master's degree in IS related field. * Currently active Top Secret /SCI security clearance or capable of obtaining one. * DoD ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our employees… more
    Northrop Grumman (09/18/25)
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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 ... Network Troubleshooting, and Network Performance Tuning. + Experience with Linux and Windows, network administration , and networking protocols/functions… more
    Leidos (09/18/25)
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  • Senior VMWare System Administrator

    Intrepid Solutions and Services (Annapolis Junction, MD)
    …**TRAVEL:** + This position requires no travel. **Qualifications** **CLEARANCE:** + Active Top Secret / SCI and Full Scope/Lifestyle Polygraph is required ... **Overview** Darkblade Systems , a CIS Secure company, is a trusted...fit-up, and system deployment. + General Windows and some Linux system administration and sustainment experience, to… more
    Intrepid Solutions and Services (08/28/25)
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  • Information Systems Security Manager (ISSM)

    Sonalysts, Inc. (Colorado Springs, CO)
    …experience in the following: + Possessing an active US Department of Defense (DoD) TOP SECRET security clearance* + A Level III DoD IAWF Certification + ... Sonalysts, Inc. is seeking an Information Systems Security Manager (ISSM) with critical thinking and...Citizen, possessing an active US Department of Defense (DoD) SECRET security clearance * + Bachelor's degree in an… more
    Sonalysts, Inc. (09/25/25)
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  • Software Engineering Technician (Onsite)

    RTX Corporation (Richardson, TX)
    …required, as only US citizens are eligible for a security clearance​ **Security Clearance:** Top Secret - Current Collins Aerospace, an RTX company, is a leader ... of 6 years of relevant experience + Active and transferable US government issued ** Top Secret ** Security Clearance is required **prior to start date** + Previous… more
    RTX Corporation (08/26/25)
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  • Systems Administrator

    ManTech (Norfolk, VA)
    …years of relevant IT systems experience + Experience in systems administration with proficiency in both Linux and Windows environments + Must have ... **MANTECH** seeks a motivated, career and customer-oriented ** Systems Administrator** to join our team onsite in... security clearance with the ability to obtain a Top Secret **Physical Requirements:** + Must be… more
    ManTech (08/29/25)
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  • Cross Domain Solutions (CDS) Engineer

    Arena Technical Resources, LLC (Lorton, VA)
    …readiness. Technical Environment: - Cross Domain Solutions (CDS) - Red Hat Enterprise Linux (RHEL) - Multi-network ticketing systems - User authentication and ... Solutions (CDS) Engineer Location: Lorton, VA Eligibility: Candidate must possess an active TS /SCI w/ CI Polygraph Supporting DIA Long term contract 3+ years The CDS… more
    Arena Technical Resources, LLC (08/26/25)
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  • DevSecOps Engineer

    Adapt Forward (North Charleston, SC)
    DevSecOps Developer Charleston, SC Top Secret Clearance Required Position Description As a Dev Sec Ops Developer, you will be a member of a development team that ... At least 6 years of experience developing in a Linux environment + Experience using version control systems...in Computer Science, Software development or related field + Linux System Administration and hardening + Experience… more
    Adapt Forward (08/29/25)
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  • SIGINT Systems Administrator (Low-Band…

    CACI International (Beale AFB, CA)
    SIGINT Systems Administrator (Low-Band Journeyman) Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee ... None * * * CACI is seeking a SIGINT Systems Administrator (Low-Band Journeyman) to join the CACI team...storage, and network connectivity. You will also provide system administration for assigned infrastructure and establish and maintain system… more
    CACI International (07/18/25)
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