Computational Scientist 3

Pacific Northwest National Laboratory•UNAVAILABLE, UNAVAILABLE

20h

About The Position

PNNL's Energy and Environment Directorate delivers science and technology solutions for the nation’s biggest energy and environmental challenges. The Earth Systems Science Division, part of the Energy and Environment Directorate, provides leadership and solutions that advance Earth system opportunities for energy systems and national security. We are a multidisciplinary division connected by a shared commitment to innovate and collaborate towards solving complex problems in the dynamic Earth system.

Requirements

BS/BA and 5+ years of relevant experience -OR- MS/MA and 3+ years of relevant experience -OR- PhD with 1+ year of relevant experience
Experience with subsurface fate and transport / reaction transport codes (e.g. STOMP, PFLOTRAN, CRUNCHFLOW).
U.S. Citizenship
Ability to obtain and maintain a federal security clearance.
Ability to demonstrate non-use of illegal drugs, including marijuana, for the 12 consecutive months preceding completion of the requisite Questionnaire for National Security Positions (QNSP).

Nice To Haves

Experience developing subsurface multiphase flow and reactive transport simulation codes.
Experience developing object oriented simulation software using modern Fortran
Experience modeling carbon sequestration, enhanced geothermal systems, gas hydrates, and contaminant fate and transport.
Experience developing the PFLOTRAN simulator.
Experience developing software with the PETSc library.
Experience developing simulation software for high performance computers.
Proficiency with modern Fortran and Python.
Experience with analysis and visualization tools (e.g., Matplotlib, Paraview).
Experience with open source software development, distributed version control, and continuous integration.
Demonstrated commitment to data quality and accuracy, strong written and oral communication skills as evidenced by scientific publications and conference presentations, and be able to work independently and in a team setting.
Experience with business development, such as proposal development and client engagement.
Experience mentoring students, interns, or junior staff.
Experience leading small project tasks.

Responsibilities

Lead and contribute to projects modeling subsurface reactive multiphase flow for problem scenarios including geologic carbon storage, geothermal energy production, and environmental remediation.
Lead and support development of simulation capabilities and application of advanced simulation tools to diverse problems.
Lead and work collaboratively with teams in multiple disciplines including geophysics, geochemistry, and environmental engineering.