• Field Engineer

    ManTech (Reston, VA)
    …and configure new systems as well as upgrade, maintain, and recap existing systems , including all system and network infrastructure and peripherals and ... systems , train technical support personnel to perform maintenance on those systems , and remotely support system troubleshooting and maintenance when not… more
    ManTech (06/11/25)
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  • Trellix/Endpoint Security Engineer

    CACI International (Springfield, VA)
    …* * * **The Opportunity:** CACI has an exciting opportunity for a ** Senior Endpoint Security Engineer** to join our Transport & Cybersecurity Services (TCS) team ... endpoint security solutions. + Establish computing environment by designing system configuration, directing system installation, and defining, documenting,… more
    CACI International (06/21/25)
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  • Computer Operator II

    Leidos (Chantilly, VA)
    …of a degree. + Basic knowledge of Windows, Linux , or UNIX operating systems . + Ability to run system commands, manage processes, and troubleshoot errors. + ... under pressure in a high-stakes, mission-critical environment. + Monitor system consoles and network activity for unusual... alerts, performance issues, and error messages. + Notify senior operators or system administrators of critical… more
    Leidos (06/30/25)
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  • Principal Security Engineer

    Navy Federal Credit Union (Vienna, VA)
    …Cybersecurity related applications and appliances + Remediate vulnerabilities on Windows and Linux systems , ensure the stability and sustainability of supported ... Overview We are looking for a Senior -level Automation / Integration Engineer that can come...+ 10+ years of experience patching, upgrading, and troubleshooting Linux and Windows based operating systems , packages,… more
    Navy Federal Credit Union (07/16/25)
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  • Cyber Security Detections Engineer

    McIntire Solutions (Springfield, VA)
    …cyber incident trend analysis and reporting. * Characterizes and performs analysis of network traffic and system data to identify anomalous activity and ... a cyber role * Experience with modern Windows, UNIX, network operating systems , databases, and virtual computing...searches and other detection signatures Preferred Qualifications: Proficient in Linux operating systems Advanced skills in … more
    McIntire Solutions (05/29/25)
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  • Cybersecurity Implementation Engineer

    General Dynamics Information Technology (Springfield, VA)
    …and cloud-based cybersecurity infrastructure and applications running on Windows and Linux operating systems + Engineer and implement cybersecurity solutions ... security principles, compute, storage, and transport. + Expertise in Windows and Linux server operating systems . + Excellent writing and communication skills,… more
    General Dynamics Information Technology (06/03/25)
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  • Cybersecurity Implementation Engineer

    CACI International (Springfield, VA)
    …and cloud-based cybersecurity infrastructure and applications running on Windows and Linux operating systems ** **Engineer and implement cybersecurity solutions ... security principles, compute, storage, and transport.** **Expertise in Windows and Linux server operating systems .** **Excellent writing and communication… more
    CACI International (05/07/25)
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  • 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...such as RTI DDS + Advanced knowledge of the Linux operating system + Experience with other… more
    Leidos (06/03/25)
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  • Sr Cloud Security Architect

    Shuvel Digital (Arlington, VA)
    …following network protection devices: Firewalls, intrusion detection and prevention systems (IDS/IPS), log analysis, malware analysis, network traffic flow ... Title: Senior Cloud Security Architect Type: Contract Location: Arlington,...sustainment program to design, build, deliver, and operate a network operations environment including introducing new cyber capabilities to… more
    Shuvel Digital (06/26/25)
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  • IT Networking and HW Administrator

    Leidos (Lorton, VA)
    …integrations. + Independently set up and configure both hardware and software-based test systems such as Linux based computers. + Perform more advanced ... skills, specifically in Bash and Python. Ability to configure and operate Linux software-controlled test systems . **Original Posting:** June 6, 2025 For… more
    Leidos (06/08/25)
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