• Principal Platform Engineer / Linux…

    RTX Corporation (Springfield, VA)
    …work experience + Experience with VMware: vCenter and ESXi + Experience with Linux system administration (RHEL/OL preferred) + Experience with networking ... more secure world. Raytheon Technologies (RTX) is seeking a Principal Platform Engineer / Linux with well-rounded...+ You will participate in the deployment of new system baselines (eg operating systems , software, network… more
    RTX Corporation (08/08/25)
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  • United States Postal Service (USPS) Incumbent…

    General Dynamics Information Technology (Fairfax, VA)
    …+ Cisco ISE Engineer + DNS/DHCP Network Engineer + Microsoft Power BI Developer + Principal Unix/ Linux Systems Administrator + VPN Network Engineer + Wi-Fi ... + Business Analysts + Business Process Analyst + Business Systems Analysts + Architects + Cloud Architect + Compute...Designer + Industrial Engineering + IT Administrators + IT Administrative Analyst + IT System Administrator +… more
    General Dynamics Information Technology (09/19/25)
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  • Principal Cyber Security Systems…

    ManTech (Chantilly, VA)
    …Kibana) and containerization (Docker, Kubernetes) + Skilled in both Windows and Linux administration + Proficient in scripting and automation using Python, ... MANTECH seeks a motivated, career-driven ** Principal Cyber Security Systems Engineer** to...F5, and similar platforms + Administering and troubleshooting Windows, Linux , and vendor appliance-based systems to ensure… more
    ManTech (08/29/25)
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  • Sr Principal Cyber Systems Engineer…

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

    General Dynamics Information Technology (Fort Belvoir, VA)
    …Infrastructure and Operations **Skills:** Computer Backups,Information Technology (IT) Systems ,Microsoft Windows Server, System Administration ... and plan migration process to support applications hosted by the Windows/ Linux systems . + Complete system security checklists, patches, upgrades,… more
    General Dynamics Information Technology (09/30/25)
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  • Network Engineer Principal

    SAIC (Norfolk, VA)
    …Link (CDL), Link 16, and Joint Tactical Radio System (JTRS). + Windows and Linux system administration skills. + Expertise in network routing & switching ... **Description** SAIC is looking for a talented **Network Engineer Principal ** to provide communications and networking systems engineering support to the… more
    SAIC (08/27/25)
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  • Principal Cloud Operations Engineer,…

    Pegasystems (Dulles, VA)
    … in a global enterprise * 5+ years of experience with enterprise scale Linux Administration * 5+ years of hands-on operational experience with Amazon Web ... Principal Cloud Operations Engineer, Databases Job Category: Engineering...database high availability, connection pooling, and load balancing * Systems engineering experience, including Linux performance, memory… more
    Pegasystems (09/19/25)
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  • Test Engineer / Principal Test Engineer…

    Northrop Grumman (Newport News, VA)
    …Qualifications:** + CompTIA Security+ Certification. + Experience with Red Hat Enterprise Linux (RHEL) system administration -level experience. + Experience ... test steps to requirements. + User level experience with Linux and Windows Operating Systems . + Strong...with Windows (Client and Server) system administration -level experience. + Experience with Agile… more
    Northrop Grumman (09/17/25)
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  • Principal Auditor - Cyber, Risk…

    Capital One (Mclean, VA)
    Principal Auditor - Cyber, Risk and Analysis Technology Audit Capital One's Audit function is a dedicated group of professionals focused on delivering top-quality ... professional opportunity. Capital One is seeking an energetic, self-motivated Principal Technology Auditor with experience evaluating and analyzing technology and… more
    Capital One (09/19/25)
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  • Principal Sales Engineer

    Rocket Software (Richmond, VA)
    …engineering experience. + Extensive mainframe knowledge and expertise required. + Diverse systems (Mainframe, IBMi, Windows, Linux ) background a must + Diverse ... people truly BELIEVE in what they're doing!** **Job Description Summary:** The Principal Sales Engineer role will support Account Executives in new and existing… more
    Rocket Software (08/08/25)
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