Position Summary We are seeking a talented, hands-on R&D chemical engineer or chemist to join our team. You will have the opportunity to contribute to a diverse portfolio of clean-tech research in areas such as thermochemical biofuel production, advanced water recycling, adsorption technology (VSA/PSA), composite materials, and chemicals processing. We are interested in applicants at all degree levels with specific experience in, but not limited to, one or more of the following areas: • Reactor Design and Integration: Design and assembly of bench-scale and pilot-scale systems (experience with high-pressure/high-temperature reactors is a plus) • Separation and Purification: Hands-on experience with water purification technologies (RO, filtration, general desalination) and gas-phase separations • Advanced Fabrication: Experience with electroplating, 3D printing, or composite material synthesis • Analytical Characterization: Proficiency in chemical characterization techniques such as gas chromatography (GC), liquid chromatography, TGA, DSC, FTIR and UV spectroscopy, and wet-lab instrumentation. • Systems Engineering: Experience with LabVIEW programming, programmable logic controllers (PLCs), electronic systems assembly, and P&ID/PFD design • Product Rotation: Role may include rotations on product development teams for new chemical-related HVAC/R products We are looking for innovative problem solvers who are self-motivated and capable of driving technical milestones both independently and within multidisciplinary teams. Position Requirements • B.S., M.S., or Ph.D. in Chemical Engineering or Chemistry • Work experience (0-2+ years) • U.S. Citizenship or Permanent Residency required due to US Government ITAR restrictions • GPA > 3.3 at all degree levels • Demonstrated experience in a hands-on laboratory or pilot-plant setting • Strong mechanical aptitude and "maker" mindset for building custom apparatus Mainstream Engineering Corporation is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics.