• Security Engineer I, Security Incident…

    Amazon (Arlington, VA)
    …services to safeguard highly sensitive data. They work hands-on with detection systems and vulnerability analysis tools to respond to potential threats to Amazon ... systems . SIRT Security Engineers are unique individuals prepared to...knowledge, specifically in the fields of forensics, malware analysis, network security, application security, threat hunting, and threat intelligence.… more
    Amazon (09/26/25)
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  • Staff Chemical Engineer

    Applied Research Associates, Inc. (Arlington, VA)
    …Utilize foundational knowledge of mass and heat transport phenomena in chemical process systems to support robust process design. + Oversee the proper execution of ... proficiency in a range of analytical and technical skills for the synthesis, monitoring , and scaling of energetic materials, including the ability to manage solvated… more
    Applied Research Associates, Inc. (09/01/25)
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  • Cybersecurity Network Defense Administrator

    GovCIO (Richmond, VA)
    …VA and will be a remote position. **Responsibilities** The Senior Cybersecurity Network Defense Administrator (Information Assurance Engineer - Senior) will be ... **Overview** GovCIO is currently hiring for Cybersecurity Network Defense Administratorto be responsible for performing a variety of network defense activities… more
    GovCIO (09/25/25)
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  • Information System Security Eng (ISSE) III

    Global Resource Solutions (Arlington, VA)
    …motivated, detail orientated, and talented individual for the position of Information System Security Engineer III. Job Description: Summary: The Information ... System Security Engineer (ISSE) III, is...the design and implementation of trusted relations among external systems and architectures. + Assesses and mitigates system… more
    Global Resource Solutions (09/26/25)
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  • Junior Information Security Analyst

    System One (Springfield, VA)
    …of a specific functional requirement pertaining specifically to the labor category (eg a System Engineer must have at least two years performing duties specific ... * Communicates alerts to agencies regarding intrusions and compromises to their network infrastructure, applications, and operating systems * Assists with… more
    System One (09/25/25)
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  • Information Systems Security Manager

    M. C. Dean (Vienna, VA)
    …technologies, including Microsoft Windows and/or Linux operating systems , and system virtualization (multiple hypervisors) in a secure network environment, ... identify, assess, and mitigate cybersecurity risks; exercise direct ownership of system monitoring and auditing, threat intelligence, vulnerability management,… more
    M. C. Dean (09/13/25)
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  • Land Mobile Radio (LMR) System Technologist

    CACI International (Alexandria, VA)
    …* Analyze and interpret circuit wiring, logic cable diagrams, complete communication system schematic diagrams, and network specifications for the purpose of ... or device. Travel in support of Customer Missions to engineer , design, and install Critical Voice Communications systems... system status Desired: Familiarity with Motorola 7.xx System and Juniper network equipment. - **… more
    CACI International (08/26/25)
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  • Senior Linux System Administrator

    Leidos (Alexandria, VA)
    …a degree. + 8+ years of experience providing System Administration to DoD IT systems + IAT Level I: A+, CCNA-Security, Network +, SSCP, Security+ CE + US ... Qualifications:** + 6+ years of experience providing Red Hat System Administration to DoD IT systems +...CISA, CISSP, GCED, GCIH, CCSP + Red Hat Certified System Administrator (RHCSA) or Red Hat Certified Engineer… more
    Leidos (09/26/25)
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  • ACAS Systems Administrator/ Information…

    CACI International (Norfolk, VA)
    …Travel: Continental US * * * **The Opportunity** We're seeking an experienced Information Systems Security Engineer & ACAS System Administrator to join our ... ACAS Systems Administrator/ Information Systems Security Officer...+ Generate ATO documentation supporting RMF accreditation + Monitor system integrity through auditing and patch management + Ensure… more
    CACI International (09/25/25)
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  • System Administrator

    TekSynap (Arlington, VA)
    **Responsibilities & Qualifications** TekSynap is seeking a ** Network Engineer ** toadminister and sustain JPO's classified and unclassified systems , applying ... of cloud services. + Monitor performance, availability, and compliance of all systems . **REQUIRED QUALIFICATIONS** + Bachelor's degree in IT, Computer Science, or… more
    TekSynap (10/02/25)
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