HPC Linux Systems Administrator 


:IC-Information Technology



Berkeley Lab’s Information Technology Division has an opening for a HPC User Services Consultant.  The Scientific Computing Group (SCG) in the Information Technology Division is looking for a versatile HPC User Services consultant to provide computing support to the Berkeley Lab research community.  We provide state of the art Linux computational resources in support of the science at Berkeley Lab. We help to enable some of the most advanced fundamental research in the world by providing the computing tools, networks, and expertise to enable pioneering science.

What You Will Do:

  • Provide HPC user services support to national laboratory and university researchers including porting, compiling, and debugging applications to run on Linux clusters; performing benchmarking activities to test new systems; develop specifications for procurement, and acceptance testing.

  • Profile, analyze and optimize scientific applications for best performance.

  • Build and implement third-party software to support operating system, high performance interconnects, variants of MPI, scientific applications and libraries.

  • Provide telephone and email support for scientific users doing parallel and serial computation on Linux clusters including providing assistance with account management, use of system, use of compilers, software and tools, job submission to scheduler, use of parallel filesystem, and transferring data to and from system.

  • Hold training sessions to teach users best practices for running applications on large systems.

  • Develop and publish user and technical documentation on the use of systems and assist Linux cluster administrators with troubleshooting and repair of Linux clusters.

  • Develop and implement outreach strategies to increase the use of scientific computing at LBNL and UC Berkeley.

  • Communicate with user groups, analyze usage, develop forecasts, help with computation, storage and data management planning to meet user needs, identification of new technologies, standards, and architectures of relevance to providing scientific computing for research, define requirements for future HPC systems.

What is Required:

  • Bachelor’s Degree in Computer Science, Applied Math, Engineering or related technical field or the equivalent combination of education and training.

  • A minimum of 8 years of progressive work experience including at least 2 years of high performance computing end-user services consulting support for Linux clusters.  

  • Ability to provide high performance computing end-user consulting for Linux clusters.

  • Scientific parallel programming on Linux clusters using C/C++, Fortran, Python, MPI, OpenMP, multithreading and multicore technologies.

  • Designing, developing, porting, tuning, profiling, debugging and optimizing parallel and serial HPC applications on Linux clusters.

  • Ability to develop and implement performance benchmarks and usability acceptance tests for new HPC systems.

  • Direct experience with and doing computation for one or more scientific research domains (e.g. Molecular dynamics, Computational fluid dynamics, Computational biology.).

Additional Desired Qualifications:

  • Ability to implement and troubleshoot infiniband fabrics, subnet manager, and parallel filesystems.

  • Ability to analyze, recommend and implement job scheduler algorithms to best utilize large shared systems.

  • Experience using or programming with following: JuypterHub, Spark, Globus Online, Nvidia GPU, Tensorflow, Intel Phi, OpenMP, Google Compute, AWS, Openstack.

The posting shall remain open until the position is filled, however for full consideration, please apply by close of business on Jan 1, 2018.


  • This is a full time, 2 year, Term appointment with the possibility of extension or conversion to Career appointment based upon satisfactory job performance, continuing availability of funds and ongoing operational needs.

  • Full-time, M-F, exempt (monthly paid) from overtime pay.

  • Salary is commensurate with experience.

  • This position may be subject to a background check. Any convictions will be evaluated to determine if they directly relate to the responsibilities and requirements of the position. Having a conviction history will not automatically disqualify an applicant from being considered for employment.

  • Work will be primarily performed at Lawrence Berkeley National Lab, 1 Cyclotron Road, Berkeley, CA.

Learn About Us:

Berkeley Lab (LBNL) addresses the world’s most urgent scientific challenges by advancing sustainable energy, protecting human health, creating new materials, and revealing the origin and fate of the universe. Founded in 1931, Berkeley Lab’s scientific expertise has been recognized with 13 Nobel prizes. The University of California manages Berkeley Lab for the U.S. Department of Energy’s Office of Science.

Working at Berkeley Lab has many rewards including a competitive compensation program, excellent health and welfare programs, a retirement program that is second to none, and outstanding development opportunities.  To view information about the many rewards that are offered at Berkeley Lab- Click Here.

Equal Employment Opportunity: Berkeley Lab is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, age, or protected veteran status. Berkeley Lab is in compliance with the Pay Transparency Nondiscrimination Provision under 41 CFR 60-1.4.  Click here to view the poster and supplement: "Equal Employment Opportunity is the Law."