• Senior Network Security

    Cleveland-Cliffs Inc. (Cleveland, OH)
    Cleveland-Cliffs is looking for an IT Senior Network Security Engineer . This position will work closely with a team of experienced Network and ... Engineers and will be located at the Cleveland-Cliffs Headquarters in Cleveland, Ohio. The Senior Network Security Engineer will provide a high level of… more
    Cleveland-Cliffs Inc. (12/20/25)
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  • Senior Network Security

    TEKsystems (Columbus, OH)
    …The Platform Principal Engineer is a member of the Infrastructure Security Services Team supporting our client's Enterprise Network Organization. This team ... Access Control and Segmentation (Cisco ISE). Description * Network Security SME * Network ...of work in Cisco ISE Job Description Platform Principal Engineer - Infrastructure Security Services Job Description… more
    TEKsystems (01/16/26)
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  • Senior Network Engineer

    TEKsystems (Columbus, OH)
    Top Skills Details Network engineering,Firewall,Router,Cisco routers,paloalto Description The Senior Network Engineer is a technical expert responsible ... engineering, firewall architecture, performance design, and cross-site connectivity. The Senior Network Engineer provides strategic direction, leads… more
    TEKsystems (01/13/26)
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  • Principal or Senior Principal…

    Northrop Grumman (OH)
    …Aeronautics Systems is looking to add a **Principal or Senior Principal Network and Communications Field Service Engineer ** to our team at **RAAF Base ... for operations and maintenance support of the MQ-4C Triton network and communications systems at a Forward Operating Base...can be filled at either the Principal Field Service Engineer OR Senior Principal Field Service … more
    Northrop Grumman (01/17/26)
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  • Senior Network Engineer

    TEKsystems (Cleveland, OH)
    …and implementing advanced networking solutions to support business requirements. The Sr. Network Engineer will be driving solutions and methodologies that ... technologies to meet business' needs * Work closely with network security engineers to support the firewall...certification is preferred * 7+ years' experience in a senior network engineering role in a … more
    TEKsystems (01/07/26)
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  • Senior Network Engineer

    Marathon Petroleum Corporation (Findlay, OH)
    …our people, and fosters a collaborative team environment. Position Summary The Midstream OT Senior Network Engineer / Team Lead serves as the technical ... during which the network is performing its intended function. + Network Security Management - The process of providing complete visibility into the … more
    Marathon Petroleum Corporation (01/17/26)
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  • Senior Principal Network Reliability…

    Oracle (Columbus, OH)
    …(SDN) operating at massive scale. Customers always want higher availability, more bandwidth, greater network security , less network latency, less network ... Provides a broad set of guidance to technical and senior technical members of staff. Interprets input from leaders...or related engineering field (or equivalent) with 5+ years Network Engineer experience or Masters with 5+… more
    Oracle (12/11/25)
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  • Senior Principal Security

    Oracle (Columbus, OH)
    …**What are we looking for?** The OCI Core Services organization is looking for a Senior Principal Security Engineer that will be the technical security ... + Deep expertise in one or more areas: hypervisor security , network security (SDN, firewalls,...**Preferred Qualifications** + Prior role as a Principal or Senior Principal Security Engineer at… more
    Oracle (11/25/25)
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  • Senior Lead Site Reliability…

    JPMorgan Chase (Columbus, OH)
    …technology at a globally recognized firm, driven by pride in ownership. As a Senior Manager of Site Reliability Engineering at JPMorgan Chase within the Network ... strategic planning, driving continual improvement in customer experience, resiliency, security , scalability, monitoring, instrumentation, and automation of the software… more
    JPMorgan Chase (11/28/25)
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  • Senior Principal Offensive Security

    Oracle (Columbus, OH)
    **Job Description** Job Description **Offensive Security Engineer ** Oracle Cloud Infrastructure Group The Oracle Cloud Infrastructure (OCI) Offensive Security ... us! Our ideal candidate is a hardworking and hands-on engineer who cares about security and improves...Java, + Tearing apart an undocumented file format or network protocol + Coming up with novel techniques to… more
    Oracle (12/20/25)
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