• Cloud Systems Administrator IV

    Criterion Systems (Reston, VA)
    …Tier 2 problem identification, diagnosis and resolution of problems. + Provision/harden Linux operating systems. + Other duties may include setting up administrator ... time on-site work at a government or customer facility. + Demonstrated strong Linux skills with current/very recent experience., to include experience with Linux more
    Criterion Systems (06/18/25)
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  • NMCC Information Systems Security Engineer

    TekSynap (Arlington, VA)
    …Nessus, Trellix ePO (HBSS/ESS), and associated Windows and Red Hat Linux servers. + Proactively monitor system performance, identify bottlenecks, and implement ... Technical Implementation Guides (STIGs) on Windows and Red Hat Linux systems. + Develop and implement security designs for...implement and validate STIGs on Windows and Red Hat Linux systems. + Expertise in troubleshooting and resolving issues… more
    TekSynap (06/18/25)
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  • Lead Software Engineer

    CACI International (Herndon, VA)
    …Engineer with knowledge of Xilinx MPSoC systems and deep experience in C/C++ on Linux and embedded systems who holds a security clearance. Our goal is to develop ... are responsible for designing, developing, integrating, and debugging mission critical Linux based embedded software using industry best practices and in accordance… more
    CACI International (06/06/25)
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  • Information Systems Security Engineer (ISSE)…

    KaylaTek, Inc. (Arlington, VA)
    …Nessus, Trellix ePO (HBSS/ESS), and associated Windows and Red Hat Linux servers. o Proactively monitor system performance, identify bottlenecks, and implement ... Technical Implementation Guides (STIGs) on Windows and Red Hat Linux systems. o Develop and implement security designs for...implement and validate STIGs on Windows and Red Hat Linux systems. + Expertise in troubleshooting and resolving issues… more
    KaylaTek, Inc. (06/05/25)
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  • PKI Security Administrator (Senior Level/SME)

    General Dynamics Information Technology (Falls Church, VA)
    …the following: IT Sys Admin, Server Admin, Networking, Active Directory/LDAP, Unix/ Linux or Virtualization and Access control administration + Strong communication ... enterprise environment + Infrastructure IT (Systems Administration, Network Administration Windows/ Linux OS, Network Administration, Active Directory and/or Virtualization). +… more
    General Dynamics Information Technology (08/10/25)
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  • System Support-US Citizens Only - TS/SCI FS Poly…

    The Metamorphosis Group (Chantilly, VA)
    …storage area networks (SANs), encryption devices, as well as Windows and LINUX servers. The Contractor shall provide O&M support for the Sponsor's system ... with security-controlled systems. + Demonstrated experience as an Oracle LINUX Systems Administrator. + Demonstrated experience in Oracle EXADATA administration.… more
    The Metamorphosis Group (08/09/25)
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  • Senior Security Engineer, OS Security

    Coinbase (Richmond, VA)
    …with a background in control development to solve challenges in Linux operating system security, container runtime security, and software lifecycle management. ... * You have a strong working knowledge of the Linux operating system and are comfortable working with the... operating system and are comfortable working with the Linux kernel (for example, writing a kernel module). *… more
    Coinbase (08/09/25)
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  • (Associate/Mid-level/Senior) Information Security…

    Dominion Energy (Surry, VA)
    …access point scans and monitor for unauthorized connections. + Harden Windows and Linux systems to meet security standards. + Review and apply industry cybersecurity ... and systems, desired. + Understanding of network security, firewalls, Windows/ Linux OS. + Excellent communication and collaboration skills. **Information Security… more
    Dominion Energy (08/08/25)
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  • Public Key Infrastructure (PKI) Security…

    Tetrad Digital Integrity LLC (Falls Church, VA)
    …the following: IT Sys Admin, Server Admin, Networking, Active Directory/LDAP, Unix/ Linux or Virtualization and Access control administration + Strong communication ... enterprise environment + Infrastructure IT (Systems Administration, Network Administration Windows/ Linux OS, Network Administration, Active Directory and/or Virtualization). +… more
    Tetrad Digital Integrity LLC (08/08/25)
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  • Oracle ERP Database Administrator - Hybrid

    MSys Inc. (Richmond, VA)
    …pump utilities, Oracle Enterprise Manager, and ASM (Automatic Storage Management) on Linux . + Must possess strong troubleshooting skills. + Must have strong ... data pump utilities, Oracle Enterprise Manager, and ASM (Automatic Storage Management) on Linux . 5 years + Must possess strong troubleshooting skills. 10 years +… more
    MSys Inc. (08/08/25)
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