• IT Technical Analyst for EMCOR Construction…

    EMCOR Group (Mclean, VA)
    …and management + Endpoint patch management and monitoring for computer and server operating systems + Manage Active Directory and Group Policy + Backup ... for a diverse range of businesses. ECS is a nationwide group of 50+ operating companies with over 30,000 employees and annual revenues of $10.7 billion. Our … more
    EMCOR Group (11/19/25)
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  • Senior Malware Engineer

    Leidos (Alexandria, VA)
    …and services; + Demonstrated advanced experience with the Windows operating system and other operating systems (eg, Linux or Unix); + Demonstrated ... techniques, procedures, and will aid in discovering other affected or vulnerable systems , establishing a more concrete framework for attribution, and drive the… more
    Leidos (10/31/25)
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  • Software Developer SME

    Leidos (Chantilly, VA)
    …unit and functional test plan * Provide the operations and maintenance of operational systems * Modify existing software to correct errors, allow it to adapt to new ... design within time and cost restraints * Consult with customers about software system design and maintenance * Coordinate software system installation and… more
    Leidos (10/28/25)
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  • Data Center Controls Engineer, DCC Communities

    Amazon (Manassas, VA)
    …and into deployment or mass production - Experience in MS Excel, Word, and Windows Operating Systems - Experience with power management and power ... be responsible for troubleshooting, project management, and maintaining the building management system (BMS) and electrical power monitoring system (EPMS). Using… more
    Amazon (11/02/25)
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  • SRE Cyber Endpoint Security Intern

    Leidos (Norfolk, VA)
    …(SEP), Microsoft Defender Advance Hunting (XDR), and other automated tools; operating Imperva Web Application and Database firewalls; performing Monitoring, ... understanding of security event triage, logs, or SIEM tools. + Experience with Windows or Linux system administration principles. + Coursework in network… more
    Leidos (12/08/25)
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  • Deployable Sr Principal Network Communications…

    Northrop Grumman (Chantilly, VA)
    …+ Test and Implementation + Integrated Maintenance Data System + Unix/Solaris Operating Systems and Principles + Windows Server and Desktop versions. ... Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations… more
    Northrop Grumman (11/21/25)
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  • Manager, Critical Facilities Operations

    NTT America, Inc. (Ashburn, VA)
    …of contractors and consultants for daily operations and critical maintenance (UPS systems , generators, switchgear and chiller maintenance). + Ensures the CFOps team ... all phased data center construction commissioning, including integration and testing of new systems while maintaining critical systems online + Works with the… more
    NTT America, Inc. (11/18/25)
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  • Senior DevOps Engineer

    Noblis (Chantilly, VA)
    …+ DevSecOps principles and best practices + Linux (Rocky, RedHat, Amazon, Ubuntu) and Windows operating systems Desired Qualifications + Active TS/SC with CI ... infrastructure tools + Address interoperability issues for all operating systems , support libraries, components, and application dependencies + Deploy and… more
    Noblis (11/20/25)
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  • Penetration Tester

    CACI International (Chantilly, VA)
    …evasion methodologies, Exploit Dev.** **Must have solid working experience and knowledge of Windows operating systems (incl. Active Directory), Linux ... experience.** **Cyber related Law Enforcement or Counterintelligence experience.** **Scripting ( Windows /*nix), Bash, Python, Perl or Ruby, Systems Programming… more
    CACI International (12/12/25)
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  • Senior Principal Offensive Security Engineer (OCI)

    Oracle (Richmond, VA)
    …in at least one business-critical area (eg cryptography, hardware security, operating systems , authentication protocols, fuzzing, DoS mitigation, networks, ... to work with smart people to solve complex problems in distributed systems , security, and multi-tenant Infrastructure-as-a-Service (IaaS) operating at massive… more
    Oracle (11/25/25)
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