• Sr . Software Engineer

    Leidos (Arlington, VA)
    …features and performance improvements. + Implement, and testing C++ software for Linux systems . + Experience with interface communication standards / protocols ... **Description** Leidos is seeking a Senior Software Engineer to support the maritime autonomy...support software deployments and integrations. + Documenting the developed systems . **Basic Qualifications** + US Citizen with the ability… more
    Leidos (09/05/25)
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  • Cybersecurity Systems Analyst…

    Amentum (Arlington, VA)
    …preferred * Technical background in networking, identity management, Microsoft and Linux operating systems , database, and mobility * Working knowledge ... and creating A&A packages. Performs assessment, compliance, and validation of IT systems to support the Cybersecurity program at USSOCOM, its Component Commands,… more
    Amentum (09/28/25)
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  • Senior IT Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior IT Systems Administrator** to join our team in **Chantilly, VA.** **Responsibilities include ... to obtain one within 180 days. + Experience with Windows and Linux operating systems . + Experience providing help-desk end-user support for common desktop and… more
    ManTech (08/20/25)
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  • Senior IT Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior IT Systems Administrator** to join our team in **Chantilly, VA.** **Responsibilities include ... 180 days. + System Experience: Experience with both Windows and Linux operating systems . + End-User Support: Experience providing help-desk support for common… more
    ManTech (08/20/25)
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  • Sr Principal Cyber Systems Engineer…

    Northrop Grumman (Fairfax, VA)
    …join our diverse team of engineers, system administrators, and operators as a Sr . Principal Cyber Systems Engineer professional in Chantilly, VA. The successful ... including but not limited to Standard Operating Procedures and VISIO diagrams. ** Senior Principal Cyber Systems Engineer Basic Qualifications:** + Must have… more
    Northrop Grumman (09/10/25)
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  • Systems Engineer (Engineer Systems…

    HII (Suffolk, VA)
    …skills. * Experience supporting classified enclaves, exercises, or mission-critical DoD systems * Demonstrated experience managing Windows and Linux -based ... Range: $81,973.00 - $115,000.00 Security Clearance: Secret Level of Experience: Senior This opportunity resides with Global Security (GS). Mission Technologies'… more
    HII (09/27/25)
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  • Information Systems Security Manager

    M. C. Dean (Vienna, VA)
    …technology concepts, platforms, and technologies, including Microsoft Windows and/or Linux operating systems , and system virtualization (multiple hypervisors) ... security, telecommunications, life safety, automation and controls, audio visual, and IT systems . MC Dean is headquartered in Tysons, Virginia, and employs more than… more
    M. C. Dean (09/13/25)
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  • Systems Administrator (Multiple Levels)

    Noblis (Chantilly, VA)
    …experience in systems administration + Proficiency with: + Windows and Linux operating systems + Windows Active Directory + Virtualization technologies ... Responsibilities As a Systems Administrator, you will be responsible for installing,...Basic scripting (PowerShell, Bash) + **Compensation: 97,400 - 152,225** ** Senior -Level** + Bachelor's degree or master's degree with 8… more
    Noblis (09/03/25)
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  • Sr . Cloud Engineer

    CARMAX (Richmond, VA)
    …Shell scripting, and automation tools. + Deep understanding of both Windows and Linux operating systems . + Expertise in DevOps and SRE practices, with ... the business. + Collaborate with colleagues in design, product management, and systems architecture to develop experimental solutions and bring great ideas to life… more
    CARMAX (07/16/25)
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  • Classified Lab Manager

    The MITRE Corporation (Mclean, VA)
    …make a difference with us. Department Summary: The team seeks a full-time Senior Systems Administrator to support the deployment, operation, and maintenance of ... McLean Va campus. Roles & Responsibilities: + Building and hardening Windows, Linux , Hypervisor systems , such as VMware + Patching and updating Windows and … more
    The MITRE Corporation (09/04/25)
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