• Senior Specialist Field Engineer

    L3Harris (Palm Bay, FL)
    …Skills: + Hands-on operational experience with Linux (CentOS/Red Hat) and Windows Server systems software installation, configuring, troubleshooting, and ... land, sea and cyber domains in the interest of national security. Job Title: Senior Specialist, Field Engineering Job Code: 32302 Job Location: Palm Bay, FL Job… more
    L3Harris (12/24/25)
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  • Senior Data Engineer (TS/SCI)

    IT Concepts (Tampa, FL)
    …change, spark innovation, and achieve extraordinary milestones. Kentro is hiring a Senior Data Engineer to drive the massive data discovery and classification effort ... to ensure that scanning operations provide 100% visibility without degrading network performance. Responsibilities: + Data Discovery Architecture: Deploy and manage… more
    IT Concepts (12/24/25)
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  • Senior Mission Communication Specialist…

    Mission Support and Test Services (Las Vegas, NV)
    …Inc. **Responsiblities** MSTS is seeking a candidate for the role of Senior Mission Communications Specialist for the Global Mission Communications Programs (GMCP), ... Emergency Communications Network (ECN) Data Department. The ECN provides global communications...and assisting with system configurations and installations. + Monitor server environments, including physical and virtual servers, to ensure… more
    Mission Support and Test Services (11/13/25)
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  • Senior Cyber Security Engineer

    BIC Corporation (Shelton, CT)
    …intrusion prevention, SIEM and EDR (CrowdStrike) + Strong understanding of Windows server and desktop operating systems, networking fundamentals, security ... + Apply Now + Start applying with LinkedIn + **Please wait ** ** Senior Cyber Security Engineer** Shelton, CT, US, 06484 BIC Hybrid Description: For over 75 years,… more
    BIC Corporation (11/28/25)
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  • Systems Administrator - Senior

    CACI International (O'Fallon, IL)
    …upon hire + Expert knowledge of various operating systems (eg, Windows Server , Linux, Unix) + Advanced expertise in network protocols, services, and ... Systems Administrator - Senior Job Category: Information Technology Time Type: Full...auditability and transportation logistics? We're seeking a successful, experienced Senior Systems Administrators to join our team in implementing… more
    CACI International (11/08/25)
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  • Senior Automation Engineer

    Pfizer (Rocky Mount, NC)
    …programming, and proficiency in at least one language + Understanding of network infrastructure, windows servers, and virtualization + Technical Troubleshooting ... authoring and execution. + Participate in the site and network wide teams to provide cybersecurity alignment and direction....such as DCS, PLCs, SCADA systems, Historians, or SQL Server . + Demonstrated experience in project management to timelines… more
    Pfizer (01/08/26)
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  • Senior Systems Administrator

    SAIC (Fort Meade, MD)
    …day-to-day operations, monitoring and problem resolution for all of the client/ server /storage/ network devices, mobile devices, etc. + Optimize system operations ... hardware. They will also analyze and resolve complex problems associated with server hardware, applications, and software integration. The SA will remain involved in… more
    SAIC (11/17/25)
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  • Infrastructure Group Manager - Senior Vice…

    Citigroup (Irving, TX)
    …globally dispersed storage operations teams. + **Cross-Functional Collaboration** : Work with network , server , security, and application teams to resolve issues ... focus on Block Storage. This position oversees large-scale Storage Area Network (SAN) as well as Software-Defined Block Storage infrastructure worldwide, focusing… more
    Citigroup (01/09/26)
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  • Senior Linux System Administrator

    ManTech (Fort Meade, MD)
    …of IT systems. + Manage IT system infrastructure and processes related to client/ server /storage/ network devices and mobile devices. + Perform Tier 1 (Help Desk) ... ManTech seeks a ** Senior Linux System Administrator** to join our team...and system planning. + Configure and manage Linux and Windows operating systems; install, load, and enhance OS software… more
    ManTech (12/24/25)
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  • Senior Systems Engineer

    Rubrik (Palo Alto, CA)
    …availability of servers and infrastructure resources.- Configure, deploy, and manage Windows Active Directory/Domain Architecture. + **Application & Network ... nimble, simple, but cohesive Cloud architectures. **About the role:** As a senior systems engineer, you will be responsible for strategic architecture, deployment,… more
    Rubrik (12/19/25)
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