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Scientific Researcher

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CalTech - California Institute of Technology

Pasadena

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Scientific Researcher

Staff

July 13, 2026

Location

Pasadena, CA

Caltech

Type

Full-time Term (Exempt)

Salary

$59,800 - $85,900 per year

Teaching Load

Train students on experiments & analysis

Required Qualifications

PhD in Environmental Science or Geobiology
5 years FISH-nanoSIMS experience
Stable isotope probing
Microbial sample preparation
Fluorescence microscopy
NanoSIMS operation
Data processing & statistical analyses

Research Areas

Isotope incubation experiments
FISH-nanoSIMS analysis
Single cell isotope analysis
Methane-oxidizing incubations
Anaerobic cultures
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Scientific Researcher

Position Description

Scientific Researcher

Job Category
Fulltime Term

ExemptOvertimeEligible
Exempt

Benefits Eligible
Benefit Based

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

PhD. candidate to assist with isotope incubation experiments, FISH-nanoSIMS analysis, and data processing for single cell isotope analysis. Candidate will also be expected to train students how to work with methane-oxidizing incubations and prepare and analyze samples on the nanoSIMS.

Essential Job Duties

  • Establish and maintain time course stable isotope probing experiments.
  • Sample preparation for FISH-nanoSIMS analysis and troubleshooting.
  • Fluorescence in situ hybridization analysis, sample mapping.
  • Prepare and analyze samples on the nanoSIMS
  • Data analysis and compilation
  • Train students on experimental set up, sample preparation, FISH-nanoSIMS analysis data analysis
  • Other duties as assigned.

Basic Qualifications

  • PhD in Environmental Science or Geobiology.
  • Five (5) year’s experience with FISH-nanoSIMS, stable isotope probing, and microbial sample preparation.
  • Understanding of fluorescence microscopy, nanoSIMS, image data processing, and statistical analyses.
  • Knowledge of fluorescence microscopy and FISH, anaerobic cultivation, stable isotope labeling, embedding and thin sectioning, nanoSIMS operation, nanoSIMS and microscopy data processing.

Preferred Qualifications

  • Experience with anaerobic methane oxidizing enrichment cultures, and experience conducting research at sea.

Required Documents

  • Resume.

Hiring Range

$59,800 to $85,900 per year

The salary of the finalist(s) selected for this role will be set based on a variety of factors, including but not limited to, internal equity, experience, education, specialty and training.

As one of the largest employers in Pasadena, CA, Caltech is committed to providing comprehensive benefits to eligible employees and their eligible dependents. Our benefits package includes competitive compensation, health, dental, and vision insurance, retirement savings plans, generous paid time off (vacation, holidays, sick time, parental leave, bereavement, etc.), tuition reimbursement, and more. Non-benefit eligible employees will have access to some benefits such as onsite counseling and sick time. Learn more about our benefits and staff perks.

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Frequently Asked Questions

🎓What are the basic qualifications for the Scientific Researcher role at Caltech?

Candidates must hold a PhD in Environmental Science or Geobiology with at least five years' experience in FISH-nanoSIMS, stable isotope probing, and microbial sample preparation. Strong understanding of fluorescence microscopy, nanoSIMS operation, image data processing, and statistical analyses is required. See postdoc research tips.

💰What is the salary range and benefits for this position?

The hiring range is $59,800 to $85,900 per year, based on experience and internal equity. Benefits include health, dental, vision insurance, retirement savings, generous PTO, tuition reimbursement, and more. Non-benefit eligible access counseling and sick time. Explore higher ed benefits.

🔬What are the essential job duties?

Key duties include establishing stable isotope probing experiments, FISH-nanoSIMS sample preparation, fluorescence analysis, nanoSIMS operation, data analysis, student training on incubations and analysis, and other assigned tasks. Ideal for experts in single cell isotope analysis. Related reading: research assistant skills.

Are there preferred qualifications or experience?

Preferred: Experience with anaerobic methane oxidizing enrichment cultures and research at sea. Basic requirements emphasize PhD and 5 years in FISH-nanoSIMS. Check academic CV tips for applications.

📄How to apply and what documents are required?

Submit a resume via Caltech's portal before the expiration date July 13, 2026. Full-time term, exempt position in Pasadena. Review benefits at Caltech HR links in posting. For prep, see postdoc success guide.
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