• RTX Corporation (Marlborough, MA)
    …You Must Have: Typically requires a bachelor's degree with 5+ years of relevant systems administration experience, or master's degree and 3 years of experience, ... meaningful problems that create a safer, more secure world. Principal Storage & Data Protection System Administrators...Skype), and endpoint configuration at scale. Experience with hybrid system integration across Linux and Windows in… more
    job goal (12/12/25)
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  • World Wide Technology (Maryland Heights, MO)
    …optimization, monitoring, and compliance with government frameworks. Oversee account administration across cloud, virtualization, and on-prem systems , ensuring ... Principal Architect - Federal Services Why WWT At...Experience with ServiceNow cloud integration and workflows. 5+ years Linux OS administration and hardening. Strong expertise… more
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  • Oracle (Little Rock, AR)
    …with network monitoring and telemetry solutions, network configuration management, linux systems administration Experience leading security-related ... OCI Core Services organization is looking for a Senior Principal Security Engineer that will be the technical security...threat modeling and conducting secure design reviews of complex systems . Prior coding background (eg Java, Go, C/C++, Python),… more
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  • Wells Fargo (Charlotte, NC)
    …everything from network packets to application code and system logs. Operating Systems & Networking: Solid expertise in Linux /UNIX and a strong understanding ... this role: Wells Fargo is seeking a deeply technical Principal Engineer with elite-level expertise in both IBM MQ...a master engineer who solves the most complex distributed systems challenges. In this role, you will: Architecture &… more
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  • Capital One (Charlotte, NC)
    Principal Auditor- Cyber, Risk and Analysis Technology Audit (Hybrid) Capital One's Audit function is a dedicated group of professionals focused on delivering ... professional opportunity. Capital One is seeking an energetic, self-motivated Principal Technology Associate with experience evaluating and analyzing technology and… more
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  • Oracle (Burlington, MA)
    …PCIe devices, and lab networking Required : Experience with Linux or Linux System Administration . Required : Proven experience in developing automated ... designs and builds mission-critical, ultra-high-performance, integrated compute and storage systems with sophisticated embedded software and advanced management services… more
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  • Principal Linux Administrator…

    RTX Corporation (Mckinney, TX)
    …across multiple sites. This role is ideal for candidates with specialized expertise in Linux system administration , a commitment to collaboration, and the ... **Enterprise Services** team: **Role Overview:** RTX is seeking a Principal Linux Administrator to support a highly..., and software. + Perform software upgrades, patching, and system maintenance on Linux systems .… more
    RTX Corporation (11/19/25)
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  • Principal Linux Systems

    RTX Corporation (Pelham, NH)
    …that create a safer, more secure world. Raytheon has an opportunity for a ** Principal Linux System Administrator** operational support and sustainment for a ... other government mandated processes during the life cycle of systems they will maintain. **What You Will Do:** +...a security clearance. + Experience with Red Hat Enterprise Linux (RHEL), including system installation, administration more
    RTX Corporation (12/09/25)
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  • Principal Linux Systems

    RTX Corporation (Aurora, CO)
    …will be supporting a Raytheon program in a classified environment as a ** Principal ** ** Linux System Administrator in Aurora, CO.** Responsibilities include ... of VMware (ESXi and vCenter) **Qualifications We Prefer:** + Deployment and administration of systems in Amazon Web Services (AWS)/Commercial Cloud Services… more
    RTX Corporation (12/09/25)
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  • Sr Principal Linux Systems

    Northrop Grumman (Melbourne, FL)
    …basic Microsoft Windows domain experience + 6+ years of Red Hat or equivalent Linux operating system administration experience + Understanding of basic LDAP, ... configuration updates to support production environments + Red Hat Linux troubleshooting and support + System management... administrative tasks related to managing Red Hat Linux systems **Preferred Qualifications** : + Bachelor's… more
    Northrop Grumman (11/25/25)
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  • Principal Linux Systems

    Northrop Grumman (Linthicum Heights, MD)
    …work of your career. Northrop Grumman Classified Solutions is seeking a well-qualified ** Linux Systems Administrator** to join its dynamic team of technical ... be limited to the following: + Perform as primary Linux Systems Administrator for a classified government...verbal format. + Maintain smooth operation of multi-user computer systems , including coordination with network, software, and system more
    Northrop Grumman (11/19/25)
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  • Principal Linux Systems

    RTX Corporation (El Segundo, CA)
    …only US citizens are eligible for a security clearance. + Must have experience with Linux systems administration + Experience with one of the following: ... meaningful problems that create a safer, more secure world. ** Principal System Administrator** in infrastructure Workplace Services,...You Will Do:** + Provide IT systems administration in a heterogeneous Redhat Enterprise Linux more
    RTX Corporation (12/05/25)
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  • Sr Principal Linux Systems

    Northrop Grumman (Boulder, CO)
    …include but not be limited to the following: + Perform as primary Linux Systems Administrator for a classified government contract. + Communicate effectively ... Information and Digital Office (CIDO) organization is seeking a highly experienced **Senior Linux Server Admin ** to join its dynamic team of technical… more
    Northrop Grumman (12/12/25)
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  • Senior Principal Linux Administrator

    RTX Corporation (El Segundo, CA)
    …some of, but not limited to, the following technologies: Windows or Linux administration , backup, and recovery enterprise suite **Preferred Qualifications:** + ... candidate is responsible for provisioning, installation/configuration, operation, and maintenance of systems hardware and software related to a Linux /Windows… more
    RTX Corporation (09/26/25)
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  • Principal Linux Administrator

    RTX Corporation (El Segundo, CA)
    …VMware, BackupExec, NetBackup, prior systems administration and networking administration experience, Windows or Linux administration , backup, and ... more secure world. What You Will Do: Provide IT systems administration in a heterogeneous RedHat Enterprise...Podman containers. Experience with Server, Windows Server internals or Linux fundamentals to include DNS, DHCP, AD, RAID, backup… more
    RTX Corporation (10/21/25)
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  • Principal System Administrator…

    RTX Corporation (El Segundo, CA)
    …of our systems and support IT infrastructures around the world. **Sr. Principal System Administrators,** internally known as Sr. Principal Analyst, ... teams to support exciting, critical programs with classified information system capabilities. Success in this role means you can...problems. **What You Will Do** : + Provide IT systems administration in a heterogeneous Microsoft Windows… more
    RTX Corporation (12/09/25)
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  • Senior Systems Administrator - Windows/…

    Mount Sinai Health System (New York, NY)
    …The Administrator is the principal technology expert for Windows and Linux systems , and help support high-performance computing (HPC) environment in the ... job scheduler are preferred. **Responsibilities** + Design, develop, implement all system administration tasks, including hardware and software configuration and… more
    Mount Sinai Health System (09/22/25)
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  • Principal Systems Administrator…

    Northrop Grumman (Colorado Springs, CO)
    …+ Experience with system administration on Windows Server and Linux operating systems + Experience in troubleshooting and resolving technical issues ... Space Systems -Missile Defense Integration offers an excellent opportunity for a Principal Systems Administrator-Helpdesk Sys Admin (25-571) to join our… more
    Northrop Grumman (12/05/25)
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  • Sentinel - Engineer / Principal Engineer…

    Northrop Grumman (Roy, UT)
    …and custom software in a security constrained environment + 2 years of experience with Linux or Cisco operating systems ** Principal Engineer Systems ... Defense Systems is seeking a **Engineer / Principal Systems Test Engineer** . This position...To Do** + Maintain smooth operation of multi-user computer systems , including coordination with network, software, and system more
    Northrop Grumman (11/27/25)
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  • Pr./ System Admin - Shift Work (Top…

    Northrop Grumman (Chantilly, VA)
    …and configuration management. + Maintain smooth operation of multi-user computer systems , including coordination with team members, system engineers, operators, ... Tier 1 troubleshooting and support via Kubernetes, OpenStack, Windows, Linux , and other enterprise tools to ensure system...level access at time of application** + Experience in Linux (RHEL 7/8) Server and Workstation Administration more
    Northrop Grumman (11/25/25)
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