• Systems Administrator

    CACI International (Fort Meade, MD)
    …in supporting Active Network Defense (AND), Computer Network Defense (CND), and Information Security Continuous Monitoring (ISCM). Your work will directly ... Systems Administrator Job Category: Information Technology...a dedicated Linux System Administrator to help us ensure information security readiness and maintain enterprise … more
    CACI International (07/09/25)
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  • Security Engineer

    CACI International (College Park, MD)
    …firewalls, intrusion detection/prevention systems (IDS/IPS), endpoint protection, and security information and event management (SIEM) tools. . Conduct ... Security Engineer Job Category: Information Technology...Conduct threat modeling and risk assessments to improve the security posture of systems and applications. .… more
    CACI International (06/11/25)
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  • Systems Administrator with Network Skills…

    Lockheed Martin (Annapolis Junction, MD)
    …achievement and contribute to shaping the future of aerospace, defense, and security solutions\. THE WORK TKO provides systems engineering, software development, ... AWS System Administrator Certified **Desired Skills:** * RedHat certified **Clearance Level:** TS /SCI w/Poly SP **Other Important Information You Should Know**… more
    Lockheed Martin (07/12/25)
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  • Security Controls Assessor Level III

    Amentum (Columbia, MD)
    …and validation for security compliance of low and moderately complex information systems , products, and components + Provide identification of non-compliance ... and possible mitigations to requirements that are not in compliance + Validate the security requirements of the information system + Verify and validate the… more
    Amentum (05/14/25)
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  • System Administrator Level IV

    General Dynamics Information Technology (Annapolis Junction, MD)
    …RQ190119 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... security controls. + Perform periodic vulnerability scans of systems + Provide support to IT systems ...reliability and performance + Communicate and coordinate with the Information System Security Officer (ISSO) and … more
    General Dynamics Information Technology (05/16/25)
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  • Subject Matter Expert 3

    ARSIEM (Annapolis Junction, MD)
    …Ensure the appropriate operational security posture is maintained for NSA/CSS information systems (IS) by monitoring and assessing compliance with ... engineering expertise and guidance on NSA/CSS information systems and programs to ensure security best...requirements Clearance Requirement : This position requires an active TS /SCI with a polygraph. You must be a US… more
    ARSIEM (07/16/25)
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  • Critical Infrastructure/ Security Analyst…

    ICF (Waldorf, MD)
    Description The Security and Resilience practice at ICF is actively recruiting for experienced Critical Infrastructure/ Security Analyst - Mission Assurance to ... of Defense's mission assurance, defense critical infrastructure, and related security and resilience programs. **Responsibilities:** Critical Infrastructure/ Security … more
    ICF (05/23/25)
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  • Systems Administrator

    TekSynap (Columbia, MD)
    …and ability to adjust focus. **WORK AUTHORIZATION/ SECURITY CLEARANCE** USCitizenship TS /SCI with CI Poly **OTHER INFORMATION ** Please note this job ... environments including AWS and VMware + Maintain various operating systems in a variety of users andactivities + Apply...in IT, Cybersecurity, or related discipline + Active CCNA Security ,CySA+, GICSP, GSEC, Security + CE, CND, SSCP,… more
    TekSynap (07/09/25)
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  • Senior Cloud Security Architect

    Competitive Range Solutions, LLC (Fort Meade, MD)
    … TS preferred. + Education: + Bachelor's Degree in Computer Science, Information Systems , or related field OR equivalent work experience. + Experience: ... DoD RMF. Preferred Qualifications: + Experience with classified defense systems and DoD IT security policies. + Knowledge of AWS GovCloud, Azure Government, and… more
    Competitive Range Solutions, LLC (06/06/25)
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  • Senior Computer Systems Engineer/Architect

    TekSynap (Columbia, MD)
    …focus. **WORK AUTHORIZATION/ SECURITY CLEARANCE** + Must be a US Citizen + Active TS /SCI CI Poly **OTHER INFORMATION ** Please note this job description is not ... **RESPONSIBILITIES:** Evaluate, develop, and deliver technical input to the systems engineering process Develop technical documentation, system architecture, and… more
    TekSynap (07/09/25)
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