HPC Domain Specialist (Climate/Weather), Frontier, NSCC

A*STAR - Agency for Science, Technology and Research; Singapore; On-site; SGD 60,000 - 90,000; Full time

Job summary

A*STAR - Agency for Science, Technology and Research in Singapore is seeking a Climate Domain Specialist to provide HPC expertise supporting climate and weather simulations. The role involves advising users, optimising workloads, and developing software best practices for high-performance computing applications. Ideal candidates should have a Master's degree, preferably with 3+ years of relevant experience, and solid programming skills in C/C++, Python, or Fortran. This is a unique opportunity to impact national climate resilience initiatives.

Qualifications

• Ideally, 3 years of experience in climate or weather simulations.
• Experience in building climate/weather applications from source code.
• Good knowledge in climate/weather application performance optimisation and troubleshooting.

Responsibilities

• Provide HPC and scientific domain advice to users of NSCC systems.
• Support and optimise large-scale climate/weather application workloads.
• Develop HPC utilities and automated testing tools for NSCC HPC systems.

Skills

HPC and scientific domain advice

Climate/weather application performance optimization

Programming skills in C/C++, Python, Fortran

Team player with problem-solving skills

Effective communication skills

Education

Master degree in engineering, computer science, or relevant areas

Tools

HPC job schedulers

OpenMP & MPI

Climate/weather applications (UM, WRF)

Linux and scripting languages

HPC profiler and debugger tools

HPC storage (GPFS, Lustre)

Job description

About The Role

Singapore top climate and weather experts are tackling one of the most critical challenges of our time. As our Climate Domain Specialist, you will be their essential partner the computational expert who empowers them to harness the massive power of the new supercomputer for their vital modelling. Your work is the critical link that translates their scientific goals into high-performance simulations, enabling the high-resolution modelling essential for our national climate resilience strategy. This is a rare opportunity to be the go-to HPC specialist for the nations climate research community, making a direct and lasting impact by scaling their work to new frontiers.

Responsibilities

• Provide HPC and scientific domain advice to users of NSCC systems.
• Engage and collaborate with new researchers, communities, and disciplines with computationally intensive requirements.
• Support and optimise large-scale climate/weather application workloads.
• Work with HPC performance engineers to profile and build performance models of the climate/weather applications and workflows.
• Design, develop and implement HPC software best practices for climate/weather applications and workflows.
• Assist in the planning and design of future HPC systems, including benchmarking climate/weather workloads on various platforms and recommending the most suitable architecture for the research community.
• Develop HPC utilities and automated testing tools for NSCC HPC systems.
• Develop HPC user and best practice guides for NSCC HPC systems.
• Get up-to-date with scientific domain research development, HPC system and software technology.

Qualifications

• Master degree in the field of engineering, computer science, or other relevant areas.
• Ideally, 3 years of experience in climate or weather simulations.
• Experience in building climate/weather applications from source code.
• Good knowledge in climate/weather application performance optimisation and troubleshooting.
• Familiar with the working and using of climate/weather applications (e.g. UM, WRF) for research.
• Familiar with HPC development tool chain and scientific application (climate/weather) software stack.
• Familiar with Linux, scripting languages, HPC profiler and debugger tools.
• Familiar with HPC job schedulers, OpenMP & MPI, and container technologies.
• Familiar with HPC storage e.g. GPFS and Lustre.
• Programming skills in C/C++, Python, or Fortran programming are highly desired.
• Demonstrated team player with strong problem-solving skills.
• Demonstrated effective communication skills including the ability to articulate technical concepts to a diverse range of audience.
• Demonstrated ability and willingness to contribute novel ideas and approaches in support of the research community.
• Demonstrated passion for continuous learning and exploring new technologies or domains.