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Staff Scientist

Job Description


Caltech is a world-renowned science and engineering institute that marshals some of the world's brightest minds and most innovative tools to address fundamental scientific questions. We thrive on finding and cultivating talented people who are passionate about what they do. Join us and be a part of the diverse Caltech community.


Job Summary

The full-time position is tasked with organizing and executing analytical work central to examining the elemental and isotopic characterization of marine carbonates and biological samples; data processing and interpretation; preparation of scientific report and lead authorship of peer-reviewed scientific publications derived from this work. Analytical work will be performed at the Isotoparium using a Multi Collector Inductively Coupled Plasma Mass-Spectrometer (MC-ICPMS) and a Laser Ablation (LA-ICPMS) instrument.

Essential Job Duties

  • Method development on LA-ICPMS and MC-ICPMS, and in analytical chemistry.
  • Chemical purification of relevant elements of interest from solid and liquid samples by column chromatography.
  • High-resolution concentration and isotope analysis of geological and biological samples by mass spectrometry.
  • Processing and interpretation of mass spectrometric data.
  • Data interpretation and reporting in peer-reviewed publications.
  • Instrument/laboratory preventive and corrective maintenance, assistance of other lab members.
  • Other duties as assigned.

Basic Qualifications

  • PhD in Geochemistry.
  • A minimum of 3 years of work experience in a class 1000 clean laboratory and performing high-precision isotopic analysis of uranium and calcium isotopes. A minimum of 3 years of experience in using, maintaining and servicing Q-ICPMS and MC-ICPMS instruments and their accessories (chillers, inlet systems).
  • Knowledge of the stable isotope geochemistry of uranium and calcium isotopes.
  • Fluent in R (or another language for data treatment and statistical analysis).

Preferred Qualifications

  • Postdoctoral experience in isotope geochemistry and isotope metallomic.
  • Knowledge of inverse modelling methods.

Required Documents

  • Resume

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