PhD, Master’s & Postdoc Opportunities in Geochemistry in United States

The Department of Earth System Science at the University of California, Irvine is anticipating openings for postdoctoral scholars in an interdisciplinary earth and climate research environment. The pool is centered on departmental research strengths in biogeochemistry , atmospheric chemistry , and physical climate , offering opportunities to contribute to work across the Earth system. This opening is designed for researchers who want to build postdoctoral projects within a department focused on ...

The California Institute of Technology is inviting applications for two postdoctoral fellowships in the Division of Geological and Planetary Sciences: the Melza M. and Frank Theodore Barr Postdoctoral Fellowship and the O.K. Earl Postdoctoral Fellowship. Both fellowships support innovative research in earth and planetary sciences, with strong encouragement for interdisciplinary projects. The Barr Fellowship focuses particularly on work connected with the Caltech Center for Comparative Planetary ...

Mohammed Hashim, Assistant Professor in the Department of Oceanography at the University of Hawaiʻi at Mānoa, is recruiting a graduate student for a Fall 2027 start. The project is funded by the American Chemical Society and focuses on geochemistry, redox chemistry, stable isotopes, and Earth history. The work will involve developing new methods, conducting lab experiments, collaborating with other researchers, and potentially doing fieldwork. The opening is primarily for a master’s student, tho...

Rice University’s Rice Space Institute is recruiting a Postdoctoral Associate for the Center for Planetary Origins to Habitability (CPO2H). The position is centered on Earth science, planetary science, astrobiology, astronomy/astrophysics, space science, geophysics, geochemistry, cosmochemistry, and planetary interiors , with a strong emphasis on independent research that advances the center’s mission. The successful candidate will collaborate with Rice researchers across Earth and planetary sci...

University of Minnesota is recruiting a Post-Doctoral Researcher based at the Advanced Light Source, Lawrence Berkeley National Laboratory, Berkeley, CA, USA . The project focuses on the physical and chemical properties of aquatic colloids and particles , with emphasis on minerals and organic matter interactions in aquatic systems. The successful candidate will conduct original research using X-ray spectromicroscopy and complementary approaches, develop in situ cell methods for geoscience applic...

PhD scholarship opportunity at Texas A&M University in the Department of Oceanography , joining the CACEE Lab for an NSF CAREER-funded research project. The project focuses on enhanced weathering and river carbon cycling , with related work in geochemistry , hydrology , environmental science , river biogeochemistry , river network and watershed modelling , machine learning , and soil reactive transport modelling . The research also tracks the downstream movement of carbon and alkalinity across t...

Postdoc opportunity in Experimental Reactive Transport in Subsurface Porous Media at the Department of Petroleum Engineering, Cullen College of Engineering, University of Houston (Houston, Texas, USA). The position is with Dr. Yun Yang and focuses on experimental and mechanistic research in multiphase flow , geochemistry , and reactive transport in subsurface porous media. The postdoc will work in a high-pressure, high-temperature (HPHT) phase behavior and flow laboratory with advanced facilitie...

A PhD position is available in the Department of Oceanography at Texas A&M University, USA, in the area of enhanced weathering and river carbon cycling. The student will work with Dr. Shuang Zhang in the CACEE Lab (CArbon Cycle and Earth Environment) on developing a large-scale river network model to track the downstream fate of carbon and alkalinity generated by terrestrial enhanced weathering. Research interests include oceanography, Earth science, environmental science, geochemistry, hydrolog...

Texas A&M University’s Department of Geology & Geophysics is advertising a Postdoctoral Research Associate position in clumped isotope geochemistry . The project focuses on heating experiments to quantify carbon-oxygen (“clumped”) isotope resetting kinetics in carbonate minerals, analysis using a stable light-isotope-ratio mass spectrometer (IRMS), and modeling of experimental data. The role includes hands-on experimental and analytical work: preparing and characterizing samples, conducting heat...