Jay Billings
Chief Executive Officer at Band Gap
Purcellville, Virginia, United States
Summary
👤
Senior🎓
Top SchoolJay Billings is a technology executive and computational physicist with 15 years of experience building and leading research-driven software teams across national labs and industry. As CEO of Band Gap and formerly a Principal Applied Scientist and Principal Engineer at Amazon, he blends scientific rigor with product-minded engineering to deploy AI and large-scale transportation and energy solutions. His background at Oak Ridge National Laboratory—where he led multiple research software engineering groups and chaired software governance—reflects deep expertise in stewarding complex scientific codebases and reproducible workflows. He holds a PhD in Energy Science and Engineering and began his career doing MD/DFT simulations and neutron scattering calculations, giving him uncommon domain fluency in both physics and software. Jay also founded a decentralized computing startup and has steered community efforts like the Eclipse Science Working Group, signaling a pattern of translating research tools into operational ecosystems. Based in Purcellville, VA, he combines academic depth with entrepreneurial drive to move advanced computational methods into production.
15 years of coding experience
18 years of employment as a software developer
B.S Physics, B.S Physics at Virginia TechDoctor of Philosophy (PhD) Energy Science and Engineering, Doctor of Philosophy (PhD) Energy Science and Engineering at University of Tennessee, Knoxville
French, Russian
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (75)
mouse10
eclipse10
keyboard10
network10
journal9
open-access9
sphinx-doc9
twitter-bootstrap9
python9
mkdocs9
simulation9
synergy9
sphinx9
linux8
academia8
Programming languages (16)
Github contributions (5)
ornl-training/code-sample-examples
Jan 2018 - Aug 2022
Contributions:2 pushes, 1 branch in 4 years 6 months
ORNL/kelvin
Oct 2018 - May 2021
This is a repository for Kelvin, a multiphysics sintering simulation code.
Contributions:1 PR, 20 pushes, 4 comments in 2 years 7 months
multiphysicssimulation
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