Pacific Northwest National Laboratory Jobs

Job Information

Pacific Northwest National Laboratory Post Doctorate RA - Geophysical Modeling in RICHLAND, Washington

Organization and Job ID

Job ID: 310899

Directorate: National Security

Division: Signatures Science & Technology

Group: Applied Radiation Detection

Job Description

The Detection Systems Group at Pacific Northwest National Laboratory (PNNL) seeks candidates with experience in multi-phase subsurface flow and reactive transport modeling to contribute to one or more areas of nuclear monitoring research

  • Development and application of conceptual-mathematical models for subsurface flow and reactive transport following underground nuclear explosions.

  • Experiments of gas and debris transport through fractured porous media.

  • Studies of dynamic noble gas background evolution in various geologies.

  • Building integrated signature simulation capabilities tying nuclear source models with dynamic subsurface flow and reactive transport models to support nuclear explosion monitoring studies.

Minimum Qualifications

Candidates must have received a PhD within the past five years (60 months) or within the next 8 months from an accredited college or university.

U.S. citizenship required.

Preferred Qualifications

Ideal candidates will have experience in areas of geology, hydrology, or geophysics. Demonstrated experience in one or more of the following is preferred:

  • Analysis of subsurface characterization and monitoring data

  • Multifluid flow and transport modeling,

  • Experimentation related to soil, pore-scale and fractured rock physics.

Desirable Qualifications

  • Additional familiarity in areas of geochemistry, nuclear chemistry or nuclear physics

  • Programming (e.g. proficiency in Python, R, Fortran, C++)

  • Visualization (e.g. with Tecplot, Visit, Paraview)

  • High performance computing

  • Geophysics/Geomechanics

  • Inverse parameter estimation

  • Sensitivity and uncertainty analysis

Preferred Education/Credential

Ph.D. in Hydrology, Civil Engineering, Environmental Engineering, Chemical Engineering, Mechanical Engineering, Geophysics or Soil Physics; will also consider candidates possessing Ph.D. in nuclear physics, nuclear engineering, or related field with demonstrated experience in multiphase subsurface flow and reactive transport. Cumulative GPA of 3.5 or higher desired.

Equal Employment Opportunity

Battelle Memorial Institute (BMI) at Pacific Northwest National Laboratory (PNNL) is an Affirmative Action/Equal Opportunity Employer and supports diversity in the workplace. All employment decisions are made without regard to race, color, religion, sex, national origin, age, disability, veteran status, marital or family status, sexual orientation, gender identity, or genetic information. All BMI staff must be able to demonstrate the legal right to work in the United States. BMI is an E-Verify employer. Learn more at

Please be aware that the Department of Energy (DOE) prohibits DOE employees and contractors from participation in certain foreign government talent recruitment programs. If you are offered a position at PNNL and are currently a participant in a foreign government talent recruitment program you will be required to disclose this information before your first day of employment.

Directorate: National Security

Job Category: Post-Graduates and Post-Docs

Group: Applied Radiation Detection

Opening Date: 2020-05-22

Closing Date: 2020-08-19