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Computing at LLNL
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At a Glance

Discovery science and technical innovation

Computing at LLNL advances scientific discovery through foundational and innovative research; mission-driven data science; complex modeling, simulation, and analysis on powerful supercomputers; and creative technologies and software solutions. Everything at Livermore is Team Science. Thus, Computing is at the heart of many of LLNL’s most compelling national security and scientific efforts:

  • Operating one of the world’s largest HPC data centers
  • Designing AI and machine learning algorithms for science-based pattern discovery
  • Driving advances in simulation, scalable visualization, and data management
  • Providing essential IT expertise across LLNL
  • New simulation technologies and algorithms, such as in design optimization and decision support
  • Computing beyond exascale: heterogeneous, neural, cloud/converged, and quantum
  • Running one of the world’s largest control systems at NIF

Focus Areas

Computational Math

Powering scientific codes with advanced algebraic methods, algorithms, solvers, and discretizations

Computational Science

Supporting the Lab’s mission-driven programs with scientific modeling and simulation

Cyber Security

Meeting the nation’s top priorities to enhance security in a highly interconnected world

Data Science

Advancing AI, data analytics, machine learning, predictive modeling, statistics, UQ, and more

Emerging Architectures

Innovating in new directions for next-generation hardware designs and platform integrations

HPC Systems & Software

Providing environments, tools, and expertise for vital national security research and development

Information Technology

Meeting the Lab’s computer technology needs every day with enterprise applications and services

Software Engineering

Applying best practices to maximize the efficiency of software development and deployment

News

stock image of three data inputs depicted as groups of strands in blue, pink, and yellow, which start out separately but expand and converge into multicolored ones and zeros


Source: LLNL Computing

ICML26 acceptances

Don't miss LLNL research accepted to the 43rd International Conference on Machine Learning on July 6–11.

AI/ML | Data Science | Deep Learning | Events | ML Theory | Natural Language Processing | Scientific ML

collage of magazine cover and interior pages


Source: Science & Technology Review

S&TR cover story: Tsunami forecasting goes exascale

Livermore researchers and collaborators won the international 2025 Gordon Bell Prize for outstanding achievement in high-performance computing with their innovative tsunami early warning model.

Computational Math | Computational Science | Discrete Mathematics | Exascale | HPC Systems and Software | Hybrid/Heterogeneous | Seismology

collage of El Capitan, manufacturing tech, and a weapon in development


Source: LLNL News

LLNL helps advance AI-driven design and simulation for NNSA Aires Tide collaboration

Developed in collaboration with Sandia National Laboratories, Los Alamos National Laboratory, and the Kansas City National Security Campus, Aires Tide brings together expertise across design, manufacturing, and flight testing in a single cross-enterprise effort.

AI/ML | Computational Science | Data Science | Materials and Manufacturing

Highlights

Featured Employee
Elsa Gonsiorowski

Elsa Gonsiorowski

Computer scientist Elsa Gonsiorowski joined Livermore Computing in 2016 and has steadily improved LLNL’s HPC ecosystem by supporting applications, software, and users.

Featured Project
upside-down fractal branching tree in blues, purples, and pinks

FRACTALE

Advancing the pace of computational science through workflow efficiencies and optimized resource management.

Featured Event
two people working at a table with a tutorial playing on a laptop screen

HPC Software Tutorials

Throughout the summer, join our tutorials on how to install and use several projects on AWS EC2 instances (provided). All experience levels are welcome.

Careers

People standing in front of LLNL block letters

We offer a promising future of discovery science and technical innovation

From software developers and applied math researchers to hardware architects and networking experts, computing at LLNL requires a top-flight workforce with a broad skill set. Check out our internship pages or visit LLNL's careers site to see how you can be a part of the future.