• PKI Security Administrator (Senior Level/SME)

    General Dynamics Information Technology (Falls Church, VA)
    Admin , Server Admin , Networking, Active Directory/LDAP, Unix / Linux or Virtualization and Access control administration + Strong communication skills ... management, networks, firewalls) in an enterprise environment + Infrastructure IT (Systems Administration , Network Administration Windows/ Linux OS, Network … more
    General Dynamics Information Technology (08/10/25)
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  • Public Key Infrastructure (PKI) Security…

    Tetrad Digital Integrity LLC (Falls Church, VA)
    Admin , Server Admin , Networking, Active Directory/LDAP, Unix / Linux or Virtualization and Access control administration + Strong communication skills ... management, networks, firewalls) in an enterprise environment + Infrastructure IT (Systems Administration , Network Administration Windows/ Linux OS, Network … more
    Tetrad Digital Integrity LLC (08/08/25)
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  • Sr. Penetration Tester

    CACI International (Chantilly, VA)
    …experience shall be with the identified release or later of any of the following: UNIX , Linux , Windows 7, Windows 10, Windows Server + Understanding of network ... be a part of planning and executing penetration tests in a Windows and Kali Linux environment. You will be called upon to solve technical puzzles every day using… more
    CACI International (06/21/25)
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  • Cyber Identity - CyberArk Senior Consultant

    Deloitte (Richmond, VA)
    …Servers, Databases, and networking Devices. + Responsible for Privileged User account administration of various Windows and UNIX accounts using CyberArk ... architectures, and configuration guidelines. + Understanding and familiarity with Operating Systems ( Unix , Linux , Windows). + Ability to travel 25-50%, on… more
    Deloitte (06/12/25)
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  • SIGINT Systems Admin (High-Band Journeyman)

    CACI International (Hampton, VA)
    …+ TS/SCI Security Clearance. + ≥1 yrs of ELINT experience **Desired Qualifications:** + Linux / UNIX Experience + AF DCGS experience + Systems Administration ... SIGINT Systems Admin (High-Band Journeyman) Job Category: Information Technology Time...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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  • BigID Platform Admin / 1LMX Data Engineer…

    Lockheed Martin (Arlington, VA)
    … best practices, or similar NoSQL databases * Strong understanding of Linux / Unix operating systems and scripting languages \(e\.g\., Bash, Python\) * ... you will essentially be doing data management, systems engineering, and platform administration \. Your key responsibilities will include the following: * Serving as… more
    Lockheed Martin (07/23/25)
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  • Senior Public Key Infrastructure (PKI) Engineer

    Belcan (Reston, VA)
    …functional integrations: * Installation of SSL certificates in Windows IIS, JAVA JKS, Unix / Linux , Apache, Tomcat, Azure Key vault, AWS, F5's etc. * Understanding ... - 14 years of relevant work experience in lieu of a degree * Windows/ Linux System Administration * Relevant Microsoft certifications are also highly desirable… more
    Belcan (07/16/25)
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  • Mission IT Operator

    CACI International (Springfield, VA)
    …shift work expected in support of 24x7 operations. Desired Qualifications: - System administration experience to include UNIX , Linux , and Windows platforms ... all site issues. This position requires broad knowledge of both Windows and Linux -based systems across a global environment. Shift Work (12 hours a day 0600-1800,… more
    CACI International (07/31/25)
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  • Software Engineer Level 2/3 (SkillBridge)

    Northrop Grumman (Newport News, VA)
    …unit testing, concurrency) + Experience with cross-platform management (Windows and Unix / Linux data exchange) + Experience with virtual machine environments ... of the Atlassian Suite (JIRA, Confluence, Bitbucket, etc.) + Linux and Windows System Administration skills +...Bitbucket, etc.) + Linux and Windows System Administration skills + Ability to apply mathematical and statistical… more
    Northrop Grumman (07/08/25)
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  • Cyber Network Emulation Engineer

    CACI International (Chantilly, VA)
    …in a dynamic and challenging team environment * Ability to administer commercial Unix / Linux and Windows systems * Working knowledge of scripting languages (such ... specific experience in planning and executing penetration tests in a Windows and Kali Linux environment. You will be called upon to solve technical puzzles every day… more
    CACI International (07/08/25)
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