Progress depends on individual initiative and inspired collaboration
Computation Leadership

Our people support and propel scientific discovery

LLNL Computing is dedicated to an idea: HPC drives scientific innovation. Our programs and institutes turn this idea into reality.

We remain the leading HPC and computer science organization by promoting knowledge, insight, and discovery. We make sure that LLNL reaches mission and program goals by delivering outstanding expertise, world-class HPC capabilities, and creative technology and software solutions.

Portrait of Bruce Hendrickson, Associate Director for Computing
Bruce Hendrickson
Associate Director: Computing

Computing is in our blood at LLNL. Since our founding in 1952, we have pioneered the development of computational tools and their application to complex scientific and engineering problems. Computing develops and deploys the world-class, next-generation machines and computational science expertise that enable the science and engineering critical to NNSA national security missions.

Portrait of Katie Lewis, ASQ Division Leader
Katie Lewis
Division Leader: Applications, Simulations, and Quality

ASQ provides LLNL programs with the world-class computer science expertise required to solve challenging problems in the areas of massively parallel simulation, Web, mobile, software quality assurance, security, and product lifecycle management.

Portrait of Jeff Hittinger, CASC Division Leader
Jeff Hittinger
Division Leader: Center for Applied Scientific Computing

CASC performs world-class applied math, computer science, and data science research for national security problems related to the weapons program, cyber and energy security, and knowledge discovery for intelligence applications.

Charalynn Macedo, Division Leader, Enterprise Applications Services
Charalynn Macedo
Division Leader: Enterprise Applications Services

Enterprise Application Services (EAS) is about demonstrating business efficiency and value. Providing the right information, at the right time, at the right quality, and at the right cost. LLNL customers benefit from our high-quality, tailor-made, custom enterprise application solutions as well as strong expertise in implementing pre-packaged application software for the enterprise.

Mark Petit, Acting Division Leader, Enterprise Infrastructure Services
Mark Pettit
Acting Division Leader: Enterprise Infrastructure Services

Enterprise Infrastructure Services Division manages the Laboratory’s 16,000 sq. ft. Enterprise Data Center and delivers four CIO Program services:

  • Application and enterprise web hosting
  • Database hosting
  • Managed OS (operating system) services
  • Data center colocation services
Jessie Gaylord
Jessie Gaylord
Division Leader: Global Security Computing Applications

GS-CAD provides tailored computer science R&D support to LLNL’s Global Security Program. Our programmers, analysts, and architects implement innovative solutions to pressing national security concerns brought to the Lab by government sponsors.

Portrait of Lisa Belk, ITO Division Leader
Lisa Belk
Division Leader: Information Technology Operations

Information Technology Operations (ITO) is home to an extensive network of highly qualified, customer-focused IT talent. Through their assignments in Livermore Information Technology (LivIT) or Directorate-specific IT teams, ITO employees deliver exceptional technical support and customer service for LLNL’s vast inventory of desktop computing hardware/software, servers, mobile devices, and other IT services.

Julie Klein, Acting IT Solutions Division Leader
Julie Klein
Acting Division Leader: Information Technology Solutions

The IT Solutions Division provides the Livermore IT program (LivIT) and Cyber Security Program (CSP) with top-notch cyber, IT, and development capabilities to support the dynamic and challenging needs of LLNL. Specific expertise is provided in the areas of communications, collaboration, mobility, and cyber security.

Portrait of LLNL Livermore Computing Acting Division Leader Becky Springmeyer
Becky Springmeyer
Division Leader: Livermore Computing

Livermore Computing delivers an easily accessible, world-class computing environment to LLNL scientists.

Portrait of Allan Casey, Division Leader of NIFC
Allan Casey
Division Leader: National Ignition Facility Computing

NIFC employees work in multidisciplinary teams to enable stockpile stewardship, fusion energy, and national security missions leveraging LLNL’s world-renowned laser technologies. More than 80 staff members contribute to the efficient operation of NIF by delivering high performance control systems, laser experiment software applications, and information technology tools.