• Information Systems Security Engineer - Principal

    Amentum (Fort Meade, MD)
    …* Demonstrated proficiency with the following computer operating systems (eg Microsoft Windows, LINUX , UNIX , Mac OS, etc.) * Ability to work independently within ... and back end of new products and processes. **Responsibilities:** The ** Senior Information Systems Security Engineer (ISSE)** shall deliver and lead threat-informed… more
    Amentum (10/01/25)
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  • Information Security Tech Lead Analyst

    Citigroup (Irving, TX)
    …computer networking protocols, cybersecurity, firewalls, network security, information assurance, Linux , UNIX , application security, security engineering, and ... Federation, and PING Access. Support initiatives driven by Citi senior management and work with various key stakeholders including...in the capacity of a subject matter expert to senior stakeholders and other team members. 40 hrs./wk. Applicants… more
    Citigroup (09/30/25)
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  • Business Process Red Team Operator

    JPMorgan Chase (Wilmington, DE)
    …of the following: Networking fundamentals (all OSI layers, protocols); Windows/ Linux / Unix /Mac operating systems as well as software vulnerability and ... and social engineering attacks, and preparation of deliverables for senior stakeholders + Design and execute testing and simulations...technical and fraud subject matter to a wide and senior audience + Ability to analyze and produce reports… more
    JPMorgan Chase (09/29/25)
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  • Sr Principal Systems SW Analyst - Systems Analyst…

    Northrop Grumman (Colorado Springs, CO)
    …handling large data arrays and system logic validation + Proficiency in ** Unix / Linux environments** and workflows aligned with **Agile Scrum** methodologies + ... We are looking for a highly skilled and experienced Senior Principal Systems Software Analyst to join our team....to align with mission objectives. **Essential Functions:** As a Senior Principal Systems Software Analyst, you will play a… more
    Northrop Grumman (09/27/25)
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  • Sr. Network Development Engineer, ADC Network…

    Amazon (Herndon, VA)
    …of major internet routing protocols experience - 5+ years of working in a Linux / Unix environment experience - 3+ years of automation scripting using Python, ... own them to completion. Amazon Web Services Networking is searching for hands-on Senior Network Development Engineer to join our network team that owns critical… more
    Amazon (09/26/25)
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  • Manager, Software Engineering - Enterprise…

    LinkedIn (Mountain View, CA)
    …+ Knowledge of Internet protocols and network programming. + Experience working in a Unix environment ( Linux preferred) and Windows. + Experience in building and ... products that require design, architecture, and coding. + You will partner with senior management in owning responsibility for large scale vendor SaaS and on-prem… more
    LinkedIn (09/26/25)
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  • DevOps Engineer

    Leidos (Omaha, NE)
    …SMTP, DNS.) and how they work in Kubernetes architecture. + Experience with Linux / UNIX command line. + Familiarity with Agile concepts. + Excellent problem ... home._** **Primary Responsibilities:** + Assist in providing input and expertise to senior engineers to maintain alignments with best practices and recommend system… more
    Leidos (09/21/25)
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  • Application Support Engineer

    Chenega Corporation (Arnold, MO)
    …Equivalent + 2+ years relevant work experience to include: + Experience with UNIX / Linux -based operating systems. + Experience with Oracle or other relational ... and monitors and maintains system performance metrics for daily Senior Level staff meetings. + Vendor coordination to keep...their best work every day. From entry-level employees to senior leaders, we believe there's always room to learn.… more
    Chenega Corporation (09/11/25)
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  • Sr. Network Development Engineer, Kuiper Network…

    Amazon (Sunnyvale, CA)
    …of major internet routing protocols experience - 5+ years of working in a Linux / Unix environment experience - 3+ years of automation scripting using Python, ... world. We are looking for a collaborative and curious Senior Network Development Engineer to build the routing and...an on-call rotation A day in the life A Senior Network Development Engineer in Kuiper Network Services is… more
    Amazon (09/06/25)
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  • Sr. Systems Administrator (Onsite in Birmingham)

    Community Health Systems (Franklin, TN)
    …tools + Knowledgeable of TCP/IP and the OSI Model + Knowledge of Windows/ Linux / Unix operating systems + Expertise with common troubleshooting techniques such as ... **Job Summary** NOC Senior System Administrator NOC Senior System Administrator proactively monitors performance and availability of applications, operating… more
    Community Health Systems (09/05/25)
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