Computing at LLNL
Browse Projects

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

3D rectangle divided into an irregular mesh colored blue, red, and green


Source: LLNL Computing

Robust evaluation of PDE solutions on high-order meshes

A new mathematical technique improves the computational efficiency of evaluating the solution in large-scale, high-order meshes on advanced HPC systems.

Computational Math | Discrete Mathematics | HPC Systems and Software | Hybrid/Heterogeneous | PDE Methods | Programming Languages and Models

Kathleen presenting at a podium in front of a big screen, which shows a slide titled “User Feedback Requesting More Build Parallelism”


Source: LLNL Computing

Global community convenes for Spack’s first user meeting

Nicknamed SUM25, Spack’s first user meeting showcased new development and a thriving community.

Events | HPC Systems and Software | Open-Source Software | Outreach | Software Build and Installation

El Capitan supercomputer


Source: LLNL News

El Capitan reigns supreme across three major supercomputing benchmarks

LLNL's flagship exascale machine maintained its status as the fastest supercomputer on the planet—claiming the No. 1 spot on not just one, but three of the most prestigious HPC rankings.

HPC Architectures | HPC Systems and Software

Highlights

Featured Employee
Screenshot of a gaming stream with Keith Downs on the bottom left

Keith Downs

IT manager Keith Downs has always been tinkering with computers, and much of his adult life has been shaped by his childhood interests.

Featured Project
mpibind logo on white background

mpibind

This open-source library automatically maps HPC applications to supercomputers efficiently and transparently, so users can run on Day One on any system.

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.