• Principal DevSecOps Engineer (Onsite)

    RTX Corporation (Cedar Rapids, IA)
    …applications using Docker, Podman, Kubernetes, or equivalent. + Proficient in Linux environments, including scripting, system configuration, and software ... with observability/monitoring tools (Grafana) and RESTful API integration. + Strong Linux and application administration skills. + Comfortable with C,… more
    RTX Corporation (12/09/25)
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  • Hybrid Identity Developer

    RTX Corporation (Hartford, CT)
    …a moderate to high scope and complexity + Provide Tier 3 (Advanced Support) Linux systems administration support **Qualifications You Must Have:** + ... experience in digital asset operations + 3 years of experience with Linux based operating systems + 3 years proven experience in providing enhancements within a… more
    RTX Corporation (11/26/25)
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  • Cybersecurity Engineer

    SAIC (Washington, DC)
    …firewalls, SIEM, and identity protection solutions. + Proficiency in Windows and/or Linux system administration , scripting (PowerShell, Python, Bash), and ... **Description** SAIC, a leading provider of systems engineering & integration, systems development & deployment, intelligence analysis and targeting, and… more
    SAIC (12/06/25)
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  • Cybersecurity Projects Lead (Onsite)

    RTX Corporation (Largo, FL)
    …and other tools. + Relevant experience consists of any combination: + Cybersecurity, systems security, and compliance, or system hardening. + Network or ... topology, protocols, components, or principles. + Experience configuring and auditing Linux and Windows operating systems . + Experience with security… more
    RTX Corporation (11/22/25)
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  • Principal or Senior Principal HPC Engineer (Level…

    Northrop Grumman (Redondo Beach, CA)
    …supercomputer implementation, HPC networked architecture and parallel processing optimization. + Linux system administration experience. + Programming ... fixes (eg replace faulty memory, hard drives, etc.). + Provide oversight of System Administration tasks. + Assist software developers in the installation,… more
    Northrop Grumman (12/13/25)
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  • Staff Field Engineer - Tman - TS Clearance…

    Lockheed Martin (Beale AFB, CA)
    …during operations to include working issues at the tier 1 / tier 2 system levels for all TMAN delivered systems \. \- Display strong interpersonal, written ... maintaining and integrating cross\-domain solutions \(CDS\), specifically the TMAN system of systems \. You have experience working...knowledge on Solaris 11\.3 and Red Hat 8\.6 SE Linux Operating systems * Advanced knowledge on… more
    Lockheed Martin (01/15/26)
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  • Software Engineer - Early Career (Head Start)

    Lockheed Martin (King Of Prussia, PA)
    …such as coding standards, unit testing and configuration management, database and System administration \. * Proficient with Microsoft Office\. * Familiarity with ... these skill or computer language areas: C, C\+\+, Java, LINUX , system software and scripting development, Java...technology related programs such as: * Computer Science * Systems Engineering * Electrical Engineering * Computer Engineering *… more
    Lockheed Martin (01/08/26)
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  • Network Engineer 3

    CACI International (Linthicum, MD)
    …+ Hardware installation and cabling experience. + Proficient with Linux and Windows. Linux and/or Windows system administration experience is a plus. + ... networks; Analyzes design, specifications, and related documents; Implements communication system requirements to support the distributed functionality of a software… more
    CACI International (12/17/25)
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  • DCGS Lowband Software Support Engineer (Onsite)

    RTX Corporation (Fort Meade, MD)
    …of Computer Operations and Networks: Understanding of Signal Intelligence and Knowledge of LINUX and Microsoft Windows system administration . + Typically ... support of the US Air Force Distributed Common Ground System (DCGS) Signals Intelligence Field Support (DSFS). US AF...and analyses intelligence information from airborne, ground, and other systems . **What You Will Do** ​ + Manage multiple… more
    RTX Corporation (12/11/25)
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  • IT Security Analyst I

    Middlesex Savings (Westborough, MA)
    …risk. ▪ Regular upkeep of software versions within Bank infrastructure. + ** System & Application Administration ** * Workstation ownership - building, securing, ... Encryption, Vulnerability Scanning, etc.) + Working knowledge of common operating systems (Windows, Linux , etc.) and basic endpoint security principles… more
    Middlesex Savings (11/14/25)
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