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

image from a telescope of distant galaxies and stars


Source: LLNL News

Mapping cosmic shear to illuminate dark energy

In a recent study published in the Astrophysical Journal, LLNL researchers developed an innovative approach to map cosmic shear using linear algebra, statistics, and HPC.

Computational Math | Computational Science | Data Science | HPC Systems and Software | Space Science | UQ and Statistics

three people discussing their work with laptops


Source: LLNL News

1,000 Scientist AI Jam Session explores AI-driven scientific discovery

The February 28 event brought together over 1,400 Department of Energy scientists across multiple sites to explore how cutting-edge AI models could transform scientific research.

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

half of a face with the text "HPCwire people to watch 2025"


Source: HPCwire

Lori Diachin on HPCwire's 2025 People to Watch list

People to Watch are at the forefront of HPC trends, adapting new technology to the rapidly changing world in order to unlock the answers to the biggest societal challenges of our time and make the impossible, possible.

Careers | 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
Merlin's logo

Merlin

Merlin is an open-source workflow orchestration and coordination tool that makes it easy to build, run, and process large-scale workflows.

Featured Job
collage of six scenes from around the Lab along with LLNL logo and Glassdoor best places to work 2025 graphic

Boost Your Career

Here in Computing, creative technology, advanced research, multidisciplinary collaboration, and big projects converge, creating one of the most stable, stimulating work environments anywhere.

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.