• DevOps Engineer - $20K Sign On Bonus

    Huntington Ingalls Industries (Fort Belvoir, VA)
    …knowledge in Kubernetes and Container Orchestration, Configuration Management, CI/CD, Automation, AWS, Linux systems administration , Scripting in Bash and ... Enlighten, honored as a Top Workplace from USA Today, is a leader...deployment and management of infrastructure. + Proficient knowledge of Linux , including system administration and troubleshooting. +… more
    Huntington Ingalls Industries (08/23/25)
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  • Senior Systems Administrator

    Leidos (Chantilly, VA)
    …that provides attribute data via an LDAP interface to hundreds of various Sponsor systems Required Qualifications + Active TS /SCI with Polygraph + BS degree and ... of degree + Must be an expert in using Linux -based operating systems + Must have strong...Web Services + Must be able to support System Administration /Privileged Access duties including an on-call rotation for a… more
    Leidos (10/10/25)
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  • TS /SCI Cloud System Administrator

    Insight Global (Arlington, VA)
    …experience in lieu of degree * Minimum 15+ years of experience in cloud systems administration and infrastructure management * Minimum 5+ years of experience ... platforms (AWS, Azure, or Google Cloud Platform) * Advanced proficiency in Linux /Unix and Windows server administration * Strong experience with containerization… more
    Insight Global (11/06/25)
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  • TS /SCI Senior Java Developer

    Insight Global (Arlington, VA)
    …experience in lieu of degree * Minimum 15+ years of experience in cloud systems administration and infrastructure management * Minimum 5+ years of experience ... platforms (AWS, Azure, or Google Cloud Platform) * Advanced proficiency in Linux /Unix and Windows server administration * Strong experience with containerization… more
    Insight Global (11/06/25)
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  • System Administrator

    Shuvel Digital (Reston, VA)
    …information technology, mathematics, or related field. + 3-5 years of experience working in Linux Systems Administration or a related field with experience ... Clearance Level: TS /SCI US Citizenship: Required Job Classification: Full Time...Describe the Work: GITI is looking for a mid-level Systems Administrator with experience in installing, configuring, troubleshooting, and… more
    Shuvel Digital (11/12/25)
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  • System Administrator

    Parsons Corporation (Centreville, VA)
    …and support accreditation efforts. **What Required Skills You'll Bring:** + **Active Top Secret /SCI with Full Scope Polygraph** + Bachelor's degree in ... or DoD. + Strong proficiency in managing Windows and Linux operating systems . + Extensive experience with...+ Microsoft Azure Certifications **Security Clearance Requirement:** An active Top Secret SCI w/Polygraph security clearance is… more
    Parsons Corporation (09/04/25)
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  • System Administrator

    Nightwing (Sterling, VA)
    …development environment, and Cloud automation. The SysA demonstrates strong Linux /Windows administration experience, including package management, security ... are transitioned to customers in a timely manner. Required Skills: + Operating Systems : Extensive knowledge of Windows and Linux operating systems . +… more
    Nightwing (09/26/25)
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  • Field Cybersecurity Support Specialist

    ICF (Reston, VA)
    …server administration + Microsoft 365 or Azure Cloud Services + Unix or Linux operating systems administration + Virtual server administration : ... server with Windows and Linux virtual machines + Windows and Linux System Administration and troubleshooting + Monitor production environment performance,… more
    ICF (11/13/25)
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  • Senior Principal Cyber Security Engineer

    ManTech (Chantilly, VA)
    …Information and Event Management (SIEM) platforms, and/or Splunk + Knowledge of Linux systems administration , general operating system security practices, ... of DoD policy and technical security guidance to information systems + DoD Directive 8570.1 IAT Level II or...Splunk Certification is required **Preferred Qualifications:** + Experience with Linux , Red Hat and CentOS + Experience with AWS… more
    ManTech (10/24/25)
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  • SURTASS Operations & Maintenance (O&M) Technician…

    V2X (Reston, VA)
    …+ An active Department of Defense Secret level clearance is required. Top Secret clearance with SCI access is preferred. Desired Qualifications: + An ... + Two years of combined experience in the management, administration , maintenance, and repair of UNIX/ LINUX and...server and router configuration and management. + UNIX / LINUX based processing systems management. + Other… more
    V2X (11/13/25)
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