• Principal Engineer ( Mineral

    Kelly Services (Stamford, CT)
    Kelly Science is seeking a Principal Engineer ( Mineral Processing ) for a growing client located in Stamford, CT. Salary: $108,000-165,000/year Employment ... Stamford, CT- relocation assistance available for qualifying candidates Join our clients Mineral Processing R&I team and help drive innovative technologies and… more
    Kelly Services (01/06/26)
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  • Principal Engineer

    Syensqo (Stamford, CT)
    …concentrates from increasingly more complex and depleted ore sources. The Principal Engineer within the Mineral Processing R&I team focuses on defining ... Job ID 32649 ** Principal Engineer ** Regular Stamford - CT,...with R&I Scientists, Engineers, and Chemists to develop value-added mineral processing products and technologies through laboratory… more
    Syensqo (12/16/25)
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  • Principal Process Engineer

    Northrop Grumman (Rocket Center, WV)
    …history. **Northrop Grumman's Defense Systems** sector is currently seeking a **Process Engineer ** to support our growing business in our **Rocket Center, West ... is located along the North Branch Potomac River in Mineral County, West Virginia and is home to the...production on day-to-day activities. Assists in the resolution of processing issues. + Evaluates discrepant hardware + Research and… more
    Northrop Grumman (12/17/25)
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