Job Description
Are you a seasoned System Administrator with a profound passion for High-Performance Computing (HPC) and a drive to empower scientific discovery? The Agency for Science, Technology and Research (A*STAR) invites you to join our dynamic team as an HPC System Administrator for the National Supercomputing Centre Singapore (NSCC). In this pivotal role, you will be instrumental in managing, maintaining, and optimizing state-of-the-art supercomputing infrastructure that underpins groundbreaking research and innovation across diverse scientific domains. This includes managing large-scale Linux clusters, high-speed interconnects, and parallel file systems, ensuring their seamless operation.
We are seeking a dedicated professional to ensure the highest levels of system stability, security, and performance, enabling our researchers and external collaborators to push the boundaries of knowledge. You will play a critical role in system monitoring, troubleshooting complex issues, implementing security best practices, and continuously optimizing the environment for maximum throughput and efficiency. This is an exceptional opportunity to contribute to Singapore’s scientific and technological leadership, working with cutting-edge technologies and collaborating with world-class experts in an environment that fosters continuous learning and professional growth. If you thrive in a challenging, fast-paced environment where your expertise directly impacts national research capabilities and scientific breakthroughs, we encourage you to apply and become a key part of NSCC's mission.
Responsibilities
- Manage, monitor, and maintain large-scale Linux-based HPC clusters and associated infrastructure.
- Install, configure, and troubleshoot HPC software, libraries, and job schedulers (e.g., Slurm, PBS Pro).
- Ensure the stability, security, and optimal performance of all HPC systems, including networking and storage components.
- Implement and manage system security protocols, backup and recovery procedures, and disaster recovery plans.
- Provide technical support and guidance to researchers and users on HPC resource utilization and best practices.
- Perform performance tuning, capacity planning, and system upgrades to meet evolving research demands.
- Automate routine system administration tasks using scripting languages (e.g., Bash, Python).
- Collaborate with other system administrators, researchers, and vendors to resolve complex technical issues and implement new solutions.
Qualifications
- Bachelor's or Master's degree in Computer Science, Computer Engineering, Information Technology, or a related field.
- Minimum of 3-5 years of experience in system administration, specifically with large-scale Linux environments.
- Proven experience with High-Performance Computing (HPC) systems, including cluster management and job schedulers (e.g., Slurm, PBS Pro).
- Strong proficiency in Linux operating systems (e.g., CentOS, Red Hat, Ubuntu) and shell scripting (Bash, Python).
- Experience with parallel file systems (e.g., GPFS/Spectrum Scale, Lustre) and high-speed interconnects (e.g., InfiniBand).
- Familiarity with network protocols, security best practices, and data center operations.
- Excellent problem-solving, analytical, and communication skills.
- Ability to work independently and as part of a collaborative team in a fast-paced research environment.