• Raytheon (Marlborough, MA)
    …problems that create a safer, more secure world. Raytheon is seeking a well-qualified Senior Principal System Security Engineer (SSE) - P5 to join the dynamic ... system impacts, and effectivenessProvide leadership in support of administrative tasking such as system documentation, account...best practices for UNIX, MS Windows, Red Hat Enterprise Linux , and CISCO systems Understanding of … more
    Talent (10/01/25)
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  • Sr. Principal AIX or Linux

    RTX Corporation (Tewksbury, MA)
    …IT infrastructure problems. **What You Will Do:** + Provide IT systems administration in a heterogeneous AIX, Redhat Enterprise Linux , and Microsoft Windows ... of our systems and support IT infrastructures around the world. **Sr. Principal System Administrators,** internally known as Sr. Principal Analyst,… more
    RTX Corporation (10/02/25)
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  • Principal System Admin

    RTX Corporation (Marlborough, MA)
    …DoD Top Secret security clearance is required. + Minimum 5 years of direct Linux Systems Administration / networking experience with combinations of ... DT - Information Workplace Services team for a talented Principal Systems Administrator / Analyst. You will...Veeam, MySQL, Remote Desktop Gateway, and Splunk, Windows or Linux administration ; experience with backup and recovery… more
    RTX Corporation (08/02/25)
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  • Principal System Administrator…

    RTX Corporation (Andover, MA)
    …with Microsoft Windows operating systems . + Experience with Red Hat Enterprise Linux + Experience with secure system configurations, system hardening, ... team solves tough, meaningful problems that create a safer, more secure world. ** Principal System Administrator** in Program Digital Services, collaborate with a… more
    RTX Corporation (09/11/25)
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  • Principal Systems Admin

    RTX Corporation (Woburn, MA)
    …Experience working with Storage and Data Protection systems . + Experience with Linux Operating System . (RHEL preferred) + Experience with Windows operating ... team solves tough, meaningful problems that create a safer, more secure world. ** Principal Storage & Data Protection System Administrators** collaborate with a… more
    RTX Corporation (09/26/25)
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  • Principal Systems Administrator

    RTX Corporation (Andover, MA)
    …our systems and support RTX's IT infrastructure around the world. ** Principal System Administrators,** internally known as Principal Analyst, ... solve complex IT infrastructure problems. **What You Will Do:** + Provide IT systems administration in a heterogeneous Microsoft Windows and Red Hat Enterprise… more
    RTX Corporation (10/02/25)
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  • Senior Principal Systems Engineer…

    RTX Corporation (Marlborough, MA)
    …that create a safer, more secure world. Raytheon is seeking a well-qualified **Senior Principal System Security Engineer (SSE) - P5** to join the dynamic ... impacts, and effectiveness + Provide leadership in support of administrative tasking such as system documentation, account...best practices for UNIX, MS Windows, Red Hat Enterprise Linux , and CISCO systems + Understanding of… more
    RTX Corporation (09/17/25)
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  • Senior Principal Systems Engineer…

    RTX Corporation (Tewksbury, MA)
    …problems that create a safer, more secure world. Raytheon is seeking a **Senior** ** Principal ** ** Systems Security Engineer-P5** to join our elite Systems ... Intelligence agencies + Experience with IT and/or network and system security administration , including operating system...best practices for UNIX, MS Windows, Red Hat Enterprise Linux , and CISCO systems + Understanding of… more
    RTX Corporation (10/01/25)
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  • Principal Systems Engineer - Air…

    RTX Corporation (Marlborough, MA)
    …future of aerospace technology. Our Connected Aviation group is thrilled to offer a Principal Systems Engineer role within our Air Traffic Solutions (ATS) team ... Engineering team dedicated to modernizing Air Traffic Control RADAR systems in the National Airspace System (NAS)...Experience leading a team of engineers + Experience with Linux or Unix operating systems . + Able… more
    RTX Corporation (10/01/25)
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  • DevOps Principal Embedded Software Engineer…

    Medtronic (Boston, MA)
    …the ability to transfer that understanding at all levels of the organization + Linux system administration experience (Ubuntu and RHEL knowledge strongly ... in the Seaport District of Boston, MA, as a Principal DevOps Software Engineer you will lead and/or participate...the next task to automate? Do you have strong Linux admin skills? Do you enjoy a… more
    Medtronic (09/17/25)
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  • Principal Cloud Operations Engineer,…

    Pegasystems (Boston, MA)
    … 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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  • Principal Software Engineer

    UKG (Lowell, MA)
    …principles Preferred Qualifications: * Experience with Relational Database Management System (RDBMS) and NoSQL database development and administration ... purpose, inspired by you. UKG is looking for a Principal Cloud Platform Engineer to build and maintain our...ways for supporting Applications. These services are built in Linux leveraging various technologies including Go, Ansible, Concourse, K8s,… more
    UKG (10/07/25)
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  • Principal Sales Engineer

    Rocket Software (Boston, MA)
    …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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  • Director Information Security

    Lumen (Boston, MA)
    …and firewalls. Familiarity with automation/configuration tools (eg, Ansible). Background in system , network, or security administration (Unix/ Linux ... most complex networks. **The Main Responsibilities** We are seeking a Principal Information Security Engineer Director, Information Security to support high-value… more
    Lumen (09/03/25)
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