Our Team

Education: Ph.D. Physics, University of Illinois Urbana-Champaign (1994)

Chris is the Principal of Sci Tac Research Associates since 2004, bringing over 30 years of experience in computational physics and software development. He has led STRA as a FOCI cleared entity contracting with National Labs, with Sandia National Laboratory as the primary customer for the ALEGRA multiphysics simulation framework.

His expertise spans radiation transport, parallel performance improvement, and Lagrangian material tracking. Chris' contributions include incorporating the Trilinos::Tpetra package into ALEGRA, focusing on matrix assembly capability and performance. He is currently teaming on the conversion of the SCEPTRE code to support GPU processing.

Specialties: Multiphysics simulation, radiation transport, parallel computing, GPU acceleration, C++ frameworks

Education: Ph.D. Computer Science, University of Idaho (1996)

Glen brings decades of experience in multiphysics simulation, mesh generation, and nuclear fuel performance modeling. As VP of Development at STRA, he leads advanced scientific code and algorithm development tasks to support customers and contracts.

Glen has extensive experience with flagship simulation frameworks including ALEGRA, Trilinos, FLEXI, and Albany, with particular expertise in high-energy-density physics, shock hydrodynamics, and radiation transport. He has served in technical leadership roles at Los Alamos, Sandia, and Idaho National Laboratories.

Specialties: Multiphysics frameworks, mesh generation, nuclear fuel modeling, code architecture, performance optimization

Education: M.S. Aerospace Engineering, Mississippi State University (1991)

Brian is a Senior Software Architect with over 30 years of experience in computational physics, software engineering, and DevOps. As a Technical Associate at STRA, he brings extensive expertise from his career at Los Alamos National Laboratory, where he served in various technical leadership roles from 1999 to 2021.

Brian's expertise spans mesh generation, geometry modeling, simulation linking, and modern DevOps practices. He has received numerous awards including multiple Defense Programs Awards of Excellence and Distinguished Performance Awards for his contributions to advanced strategic computing and simulation capabilities.

Specialties: Software architecture, DevOps, mesh generation, simulation linking, HPC systems, CI/CD pipelines

Education: Ph.D. Mechanical Engineering, Duke University (1975)

Dr. Douglass brings over 40 years of experience in computational mechanics and thermal-fluid dynamics, with extensive experience at University of Nebraska-Lincoln (Mechanical Engineering), Los Alamos National Laboratory and Idaho National Laboratory. He specializes in fractal analyses of interfaces, computational mechanics, mesh generation, and multi-physics modeling.

Currently serving as Technical Associate at STRA, Rod focuses on the analysis and extension of FLEXI code capabilities. Among his contributions are advanced mesh generation techniques and GPU based directed acyclic graph methods for finite element applications.

Specialties: Computational mechanics, mesh generation, multi-physics modeling, Lagrangian codes, finite element methods, two-dimensional fractal analysis

Education: Ph.D. Aerospace Engineering, University of Texas at Austin (1987)

Dr. Kennon is founder of The Numericus Group LLC, providing software consulting for Sandia National Laboratories' multiphysics code ALEGRA. He brings extensive experience in adaptive mesh refinement, finite element analysis, and high-performance computing from his leadership roles at Sandia National Laboratories and Google.

Stephen specializes in massively parallel computing applications and verification & validation frameworks, with 8 issued patents in computational modeling. His expertise spans GPU optimization and performance improvement for complex physics simulations.

Specialties: Adaptive mesh refinement, finite element methods, massively parallel computing, GPU optimization, V&V frameworks

Education: MS Aerospace Engineering, University of Texas at Austin (1993)

Steve Ward is a Senior Scientific Software Analyst at STRA with over 20 years of experience leading high-performing engineering teams in energy and aerospace sectors.

In his role as Chief Analyst and Technical Program Manager at Halliburton, he led Modeling & Simulation development for multibillion-dollar asset challenges.

His expertise encompasses multiscale multiphysics computer simulation, unstructured mesh generation, and adaptive refinement. Steve holds 14 patents in reservoir modeling and geological structures and is recognized for his cross-functional team leadership capabilities.

Specialties: Multiscale multiphysics simulation, unstructured mesh generation, test-driven development, reservoir modeling, technical program management

Education: Ph.D. Mechanical Engineering & Scientific Computing, University of Michigan (2022)

Dr. Cearley is a high-energy-density physics specialist subcontracted for Sandia National Laboratory's Computational Multiphysics Department. He has made significant contributions to multiphysics codes ALEGRA and FLEXO, focusing on material model development and robust numerical methods for extreme physics applications.

Griffin's expertise spans radiation hydrodynamics and magnetohydrodynamics modeling, with particular strength in material response modeling for x-ray and electron irradiation using high-order discontinuous Galerkin methods.

Specialties: High-energy-density physics, radiation hydrodynamics, ALEGRA/FLEXO development, material response modeling, discontinuous Galerkin methods

Education: Ph.D. Physics, State University of New York at Buffalo (2007)

Dr. Doney is a computational physics expert at U.S. Army Research Laboratory specializing in ALEGRA finite element modeling for shaped charges, terminal ballistics, and pulsed power applications. He has led numerous high-priority research initiatives and received multiple awards for his contributions to modeling and simulation capabilities.

Robert's expertise encompasses machine learning applications in defense modeling and high-performance computing, with particular strength in technical leadership and proposal development that has secured multiple "Frontier" HPC awards.

Specialties: ALEGRA finite element modeling, shaped charge simulation, terminal ballistics, machine learning, high-performance computing