Senior Systems Engineer HPC

Summary

Join Rackspace as a highly skilled HPC System Engineer and work remotely to design, implement, maintain, and optimize high-performance computing infrastructure for a flagship client in the Seattle area. Collaborate with researchers and scientists, ensuring efficient and reliable system operation. Monitor system performance, troubleshoot issues, and implement solutions to optimize performance. Participate in infrastructure upgrades and expansions, evaluating and recommending hardware and software solutions. Provide technical support and training to users, and maintain security measures to protect infrastructure and data. This role requires minimal travel and prefers candidates in PST or MST time zones.

Requirements

• Bachelor's degree in computer science, engineering, or a related field. Experience may substitute for the degree
• Minimum of 10 yrs experience working with systems; 5yrs specifically with HPC
• Strong knowledge of Linux operating systems (e.g., Rocky, Ubuntu)
• Experience with cluster management tools (e.g., Slurm, PBS)
• Familiarity with high-speed interconnects (e.g., InfiniBand, Ethernet)
• Knowledge of parallel file systems (e.g., Lustre, SEPH, GPFS)
• Proficiency in scripting languages (e.g., R, Python, Bash)
• Understanding of HPC hardware architectures and technologies (e.g., CPUs, GPUs, memory)
• Strong demonstrated experience with a major configuration management software (e.g. Terraform, Ansible), including application packaging and installation
• Must have strong knowledge of Linux security and Linux shell scripting
• Strong communication and interpersonal skills
• Knowledge of data transfer protocols and large-scale storage solutions

Responsibilities

• Install, configure, and maintain HPC clusters, including hardware and software components
• Monitor system performance, identify bottlenecks, and implement solutions to optimize performance
• Manage user accounts, permissions, and resource allocation
• Perform regular system maintenance, updates, and patching
• Troubleshoot and resolve hardware and software issues in a timely manner
• Participate in the design and planning of HPC infrastructure upgrades and expansions
• Evaluate and recommend hardware and software solutions to meet evolving computational needs
• Implement and manage storage systems, networking infrastructure, and interconnects (e.g., InfiniBand)
• Optimize system configurations and application performance for HPC workloads
• Profile and analyze application performance to identify areas for improvement
• Implement and utilize performance monitoring tools and techniques
• Provide technical support and training to HPC users
• Collaborate with researchers and scientists to understand their computational requirements
• Work closely with HPC architects and engineers to ensure that research needs are met
• Document system configurations, procedures, and best practices
• Assist HPC engineers and architects with day-to-day operations and ticket management
• Implement and maintain security measures to protect HPC infrastructure and data
• Ensure compliance with relevant security policies and regulations
• Manage data backups and disaster recovery procedures