• Senior Software Engineer

    Mastercard (O'Fallon, MO)
    …people, businesses and governments realize their greatest potential._ **Title and Summary** Senior Software Engineer Overview: Security Services - Customer ... The Reasonable Accommodations team will respond to your email promptly. ** Corporate Security Responsibility** All activities involving access to Mastercard… more
    Mastercard (10/11/25)
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  • Senior Principal IFFA Engineer

    RTX Corporation (Tewksbury, MA)
    …that create a safer, more secure world. We have an opportunity for a senior principal electrical engineer who is seeking to utilize their strong academic ... Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US...assistance to Raytheon sub-IPT Leads, Tech Lead / RF Engineer / SME, Mechanical Engineer , Test … more
    RTX Corporation (11/11/25)
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  • Senior Software Engineer

    Mastercard (O'Fallon, MO)
    …The Reasonable Accommodations team will respond to your email promptly. ** Corporate Security Responsibility** All activities involving access to Mastercard ... people, businesses and governments realize their greatest potential._ **Title and Summary** Senior Software Engineer Overview: Mastercard is a global technology… more
    Mastercard (10/09/25)
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  • Principal/ Senior Principal Cyber Systems…

    Northrop Grumman (Baltimore, MD)
    …some of the best work of your career. We are looking for a Principal / Senior Principal Cyber Systems Engineer to join our team in Baltimore, MD. This position ... Engineering and/or Risk Management Framework and Cyber Resiliency **Basic Qualifications for Senior Principal Cyber Systems Engineer :** + Bachelor's degree with… more
    Northrop Grumman (10/28/25)
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  • Senior Server Engineer

    Koniag Government Services (Washington, DC)
    Koniag IT Systems LLC, a Koniag Government Services company, is seeking a Senior Server Engineer to support KITS and our government customer in Washington, DC. ... with a focus on virtualization, disaster recovery, and enterprise-level systems. **The Senior Server Engineer will provide expert-level support for server… more
    Koniag Government Services (10/16/25)
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  • Supplier Quality Engineer Senior

    Lockheed Martin (Arlington, TX)
    **Description:** You will be the Supplier Quality Engineer Senior for Lockheed Martin's PAC\-3 Missile and Launcher Evolutionary Development and Transition to ... **What You Will Be Doing** As the Supplier Quality Engineer Senior , you will be responsible for...and have the ability to obtain and maintain a security clearance\. Quality engineering experience in developing and reviewing… more
    Lockheed Martin (11/27/25)
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  • Senior Principal Software Engineer

    Mastercard (O'Fallon, MO)
    …The Reasonable Accommodations team will respond to your email promptly. ** Corporate Security Responsibility** All activities involving access to Mastercard ... businesses and governments realize their greatest potential._ **Title and Summary** Senior Principal Software Engineer Overview: Mastercard's Business & Market… more
    Mastercard (10/16/25)
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  • Senior Reliability Engineer

    Mastercard (O'Fallon, MO)
    …and product teams to prioritize needs and to build relationships is a must." Corporate Security Responsibility Every person working for, or on behalf of, ... The Reasonable Accommodations team will respond to your email promptly. ** Corporate Security Responsibility** All activities involving access to Mastercard… more
    Mastercard (10/30/25)
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  • RF Engineer , Senior Staff (Level V)…

    Lockheed Martin (Littleton, CO)
    …space and find a career that's built for you\. Lockheed Martin Space is seeking a ** Senior Staff RF Engineer ** to join our team in **Littleton, CO** \! Come join ... Space is a critical domain, connecting our technologies, our security , and our humanity\. While others view space as...and Interplanetary Missions, Missile Defense, and more\. As a Senior Staff RF Engineer within Lockheed Martin… more
    Lockheed Martin (11/09/25)
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  • Senior Software Engineer

    Mastercard (O'Fallon, MO)
    …The Reasonable Accommodations team will respond to your email promptly. ** Corporate Security Responsibility** All activities involving access to Mastercard ... people, businesses and governments realize their greatest potential._ **Title and Summary** Senior Software Engineer Job Description Summary Overview The MDES… more
    Mastercard (09/27/25)
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