• Cloud Support Engineer Nights

    ManTech (Vienna, VA)
    …certifications: each may substitute 0.5 years' experience + Experience in Linux system administration (command-line management, networking, and service ... may substitute 1 year experience + AWS Solutions Architect Associate, Azure Administrator , Google Cloud Engineer, Cisco CCNA, CompTIA Linux + Professional, Azure… more
    ManTech (12/13/25)
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  • OCONUS Field Engineer - TS/SCI Polygraph Required

    Leidos (Chantilly, VA)
    …+ Systems Engineering/Administration + Diagnosing and resolving software, hardware, and network problems + Linux Operating System (using command line) ... ideal candidate will have prior experience as either a systems engineer or systems administrator ....tool as well as maintaining the tool itself + Linux system administration to include ability to… more
    Leidos (11/07/25)
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  • Cyber Detection Engineer

    Leidos (Ashburn, VA)
    …the following certifications:** + CompTIA Cyber Security Analyst (CySA+) + CompTIA Linux Network Professional (CLNP) + CompTIA Pentest+ CompTIA Cybersecurity ... - EC-Council Certified Security Analyst) + ENSA - EC-Council Network Security Administrator + ECIH - EC-Council...protocols + Familiarity with operation of both Windows and Linux based systems . + Proficient with scripting… more
    Leidos (12/19/25)
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  • Security Control Assessor (SCA) (TS/SCI)

    Tau Six (Chantilly, VA)
    …+ Experience with assessing security relevant applications. + Experience as a System Administrator , Information System Security Manager, or Information ... the enterprise. Candidates must possess thorough understanding of Windows & Linux operating systems , cloud technology, contemporary networking, and cybersecurity… more
    Tau Six (10/22/25)
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  • Senior IT Specialist

    TekSynap (Springfield, VA)
    … Associate (CCNA) (Preferred) + Proven work experience as an Infrastructure Engineer, Network Administrator , or similar role. + Experience with databases and ... able to perform the following additional duties: + Analyzing system requirements and ensuring that systems will...Python or other languages. + Familiarity with various operating systems and platforms (MacOS, Ubuntu and CentOS Linux… more
    TekSynap (11/19/25)
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  • Windows Server Lead

    TekSynap (VA)
    …Information Assurance Certification (GAIC) Security Essentials Certification (GSEC) + Certified Network Defender (CND) + Systems Security Certified Practitioner ... designing and architecting enterprise level solutions across both Windows and Linux environments. + Proficiency and understanding of network fundamentals,… more
    TekSynap (11/15/25)
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  • Incident Response Deputy Team Lead

    Leidos (Ashburn, VA)
    …the following certifications:** + CompTIA Cyber Security Analyst (CySA+) + CompTIA Linux Network Professional (CLNP) + CompTIA Pentest+ CompTIA Cybersecurity ... (Previously ECSA - EC-Council Certified Security Analyst) + ENSA - EC-Council Network Security Administrator + ECIH - EC-Council Certified Incident Handler… more
    Leidos (12/03/25)
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  • SOC Analyst

    CGI Technologies and Solutions, Inc. (Lebanon, VA)
    …and switching . Experience in Linux /UNIX and Windows based devices at the System Administrator level . System log forensics (Syslog, Event Viewer) . ... incident response where they will utilize the latest in network security technology to provide Computer Network ...skills by documenting all activities within our client delivery systems and communicating with client representatives in a timely… more
    CGI Technologies and Solutions, Inc. (12/13/25)
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  • Splunk Engineer

    CACI International (Mclean, VA)
    …for integration, cyber compliance, and network administration * Support both UNIX/ Linux and Windows-based systems * Collaborate with IT teams to identify, ... alerts to ensure efficient monitoring and management of IT systems * Engage with Product Owners to align platform...IT Service Intelligence, Splunk Log Management * Knowledge of Linux security best practices * Knowledge of cybersecurity compliance… more
    CACI International (10/03/25)
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  • SiteOps Data Center Production Operations Engineer

    Meta (Ashburn, VA)
    …IT experience within an infrastructure environment, in a role such as Systems Administrator , DevOps Engineer, or Site Reliability Engineer 19. Intermediate-level ... an IT professional with advanced, hands-on technical skills in server hardware and Linux - ideally in a Data Center environment. Having broad knowledge of server… more
    Meta (12/20/25)
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