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Joseph Moscoso

Computational Physicist (Ph.D.) — Scientific Computing, Statistical Analysis Verification, and Monte

About Me

Dr. Joseph Moscoso is a computational physicist and postdoctoral researcher at the University of Maryland, working within @NDB, a National Science Foundation Focused Research Hub in Theoretical Physics spanning eleven institutions. He holds a Ph.D. in Physics from the University of North Carolina at Chapel Hill and undergraduate degrees in both Physics and Mathematics & Statistics from Florida International University. His technical practice centers on large-scale numerical simulation and the statistical analysis that turns simulation output into defensible quantitative conclusions. He writes and validates production scientific software in C — including a Monte Carlo simulation code built from scratch and parallelized across CPU and GPU architectures with MPI, OpenMP, and CUDA — and runs terabyte-scale computational campaigns on Department of Energy leadership-class supercomputing systems. Uncertainty quantification is a primary deliverable of his current work: separating statistical noise from systematic error rather than reporting a single unqualified number. Separately, for three and a half years he served as a statistical verifier at the UNC Odum Institute for Research in Social Science, independently reproducing the analyses behind manuscripts accepted at peer-reviewed journals and documenting specification errors, silent data defects, and non-reproducible results. He has published nine peer-reviewed papers, including two 2024 Editors' Suggestions in the Physical Review journals. He previously held a Department of Energy Office of Science SCGSR Fellowship at Lawrence Berkeley National Laboratory and was a National Science Foundation Graduate Research Fellow.

Jurisdiction

United States

Notable Employer

  • Graduate Student Researcher at Lawrence Berkeley National Laboratory

Experience

Seniority LevelAssociate
Years of Experience0-5 years
Current StatusActive
ResearcherUniveristy of maryland, College Park
2025 - Present

Quantify uncertainty on the lattice QCD inputs that feed many-body nuclear theory, separating statistical noise from fit-range, operator-basis, and model-selection systematics, and advancing Bayesian methods for the hand-off between the two scales. • Writing a Wilson-clover HMC/RHMC gauge-field sampler from scratch in C99, parallelized with MPI and OpenMP, with a CUDA port of the Dslash underway for GPU offload (see Research Software below). • Own the simulation chain end to end on DOE HPC systems: gauge-ensemble generation, quark propagators, contractions into correlation functions, and the Python analysis that produces nuclear matrix elements. • Compute matrix elements in 1+1 dimensional systems with tensor-network methods, and map the quantum-hardware imple- mentations these calculations would require at scale.

Graduate Student ResearcherNotableLawrence Berkeley National Laboratory
2025 - 2025

Competitive DOE Office of Science SCGSR fellowship: a year in residence developing lattice QCD methods for baryon reso- nances and two-nucleon systems. • Ran and analyzed large-scale production campaigns on DOE leadership-class supercomputers (NERSC, OLCF): SLURM job or- chestration, data management, and Python analysis workflows over terabyte-scale correlator output. • Co-authored the determination that di-nucleons form no bound states at heavy pion mass, resolving a long-standing discrep- ancy in the literature through careful statistical treatment of excited-state contamination.

Education

Doctorate of Physics, Nuclear TheoryUniversity of North Carolina, Chapel Hill
2020 - 2025
Degree of Physics, Applied Mathematics Florida International University
2016 - 2020

Skills

Core skills10
Interests8
Languages2

Skills

Monte Carlo methods
high-performance computing
Bayesian Inference
Uncertainty Quantification
Physics-Nuclear/Particle/Computational
Research & Development
DOE HPC Systems
Scientific Software Engineering
CPU/GPU Programming
Quantum Computing

Interests

Equity
National Society of Hispanic Physicists
lattice gauge theory
nuclear and particle theory
Lattice QuantumChromodynamics
Scientific Computation
Quantum Computing
Uncertainty Quantification

Languages

English
Spanish

Services