• Senior Information Systems Security…

    RTX Corporation (Richardson, TX)
    …investigations, or Border Patrol + Project or program management, office management, senior administration , or account management **Qualifications We Prefer** + ... that create a safer, more secure world. Our cybersecurity team is seeking a ** Senior Information Systems Security Officer (ISSO) II** to support our team **100%… more
    RTX Corporation (08/29/25)
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  • Senior Information Systems Security…

    RTX Corporation (Goleta, CA)
    …investigations, or Border Patrol + Project or program management, office management, senior administration , or account management **Qualifications We Prefer** + ... that create a safer, more secure world. Our cybersecurity team is seeking a ** Senior Information Systems Security Officer (ISSO)** to support our team **100%… more
    RTX Corporation (07/22/25)
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  • Senior Systems Engineer - TS/SCI…

    General Dynamics Information Technology (Washington, DC)
    …into new and existing systems including the transition and migration of corporate systems + Perform systems administration of desktop and server ... Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Systems Architecture, Systems Development, Systems Engineering **Experience:** 10… more
    General Dynamics Information Technology (09/10/25)
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  • Senior Principal Systems Engineer…

    RTX Corporation (Marlborough, MA)
    …configuration and account management best practices for UNIX, MS Windows, Red Hat Enterprise Linux , and CISCO systems + Understanding of Systems Engineering ... 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… more
    RTX Corporation (09/17/25)
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  • NAVAIR Senior Systems Administrator

    JHNA (Patuxent River, MD)
    Patuxent River, MD, USA | Salary | Full Time NAVAIR Senior Systems Administrator Overview: JHNA is currently seeking a talented Senior Systems ... customer in Patuxent River, MD. This individual will be performing System Administration functions on Aircraft or Weapons Systems networks, and maintaining… more
    JHNA (09/16/25)
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  • Senior Systems Administrator…

    Huntington Ingalls Industries (Hanover, MD)
    …Diploma or equivalent and 10 years relevant experience. + Strong proficiency in Linux administration (eg Red Hat, CentOS, Ubuntu) + Experience with ... Level of Experience: Mid This opportunity resides with Warfare Systems (WS), a business group within HII's Mission Technologies...ideal candidate will have a strong background in system administration and be part of a small team of… more
    Huntington Ingalls Industries (08/27/25)
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  • Senior Systems Test Engineer TSCEI…

    RTX Corporation (Pascagoula, MS)
    …Experience with systems , software integration, and/or test. + Experience with Linux , Unix and/or other programming language. + Ability to obtain and maintain an ... world. Raytheon's System Integration & Test is seeking a Senior System Test Engineer will function as a technical...a security clearance. **Qualifications We Prefer** + CLI level Linux system administration skills working with RedHat,… more
    RTX Corporation (09/23/25)
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  • Senior IT Systems Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior IT Systems Engineer** to join our team in **Chantilly, VA.** **Responsibilities include but ... documentation required for A&A IAW ICD 503. + Experience with Windows administration , Active Directory, administrative scripting languages, and the integration,… more
    ManTech (08/20/25)
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  • Senior System Administrator Server

    Penn Medicine (Philadelphia, PA)
    …life's work? ** Senior System Administrator Server** **This role focuses on Linux server administration .** Job Summary: + Responsible for providing guidance ... Management. Analyzes and resolves complex issues related to server administration and operations, system software, storage management, backup methodology,...& Abilities: + Senior level Windows or Linux system admin + Working knowledge of… more
    Penn Medicine (08/26/25)
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  • Senior Cyber Security Architect

    Criterion Systems (Las Vegas, NV)
    …in conjunction with support provided by a team of Cybersecurity Architects and Senior Systems Engineers working under a major Federal government contract, ... a technology l ead er within a team of senior systems engineer s , senior...Qualifications: + 10 years of experience in Cybersecurity, IT, Systems Administration , Network Architecture, Systems more
    Criterion Systems (07/22/25)
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