Sr. HPC ENGINEER

Role Overview We are seeking seasoned professionals with deep expertise in operating and managing High-Performance Computing (HPC) platforms. The ideal candidate will have hands-on experience in designing, deploying, and maintaining HPC clusters, storage systems, and networking infrastructure, leveraging industry-leading tools and technologies. Key Responsibilities · HPC Infrastructure Management o Operate and maintain HPC clusters based on CentOS, RHEL, and hardware platforms like HPE and NVIDIA DGX. o Ensure optimal performance, scalability, and reliability of compute resources. · Storage Administration o Manage large-scale storage systems including Dell Isilon, VAST Storage, Lustre, and GPFS. o Implement data lifecycle management and optimize storage performance for HPC workloads. · Networking o Configure and maintain InfiniBand-based networking for low-latency, high-bandwidth communication. o Troubleshoot network performance issues and ensure secure connectivity. · Cluster and Job Scheduling o Administer cluster management tools such as Bright Cluster Manager, Altair Grid Manager, and IBM LSF. o Optimize job scheduling and resource allocation for diverse workloads. · Monitoring and Automation o Implement monitoring solutions using Zabbix, Grafana, and ELK Stack. o Automate provisioning and configuration using Cobbler, Chef, Ansible, and AWS ParallelCluster. · Performance Tuning & Troubleshooting o Conduct performance benchmarking and tuning for HPC workloads. o Diagnose and resolve hardware/software issues across compute, storage, and network layers. · Security & Compliance o Ensure HPC environment adheres to security best practices and compliance standards. Required Skills & Qualifications · Technical Expertise o Strong knowledge of Linux OS (CentOS, RHEL) and HPC hardware platforms (HPE, NVIDIA DGX). o Hands-on experience with parallel file systems (Lustre, GPFS) and enterprise storage solutions. o Proficiency in InfiniBand networking and high-speed interconnects. o Familiarity with job schedulers and cluster management tools (IBM LSF, Bright Cluster Manager, Altair Grid Manager). · Automation & Scripting o Expertise in Ansible, Chef, Cobbler, and scripting languages (Bash, Python). o Experience with AWS ParallelCluster or similar cloud-based HPC solutions. · Monitoring & Logging o Practical experience with Zabbix, Grafana, and ELK Stack for system health and performance monitoring. · Soft Skills o Strong problem-solving and analytical skills. o Ability to work in a fast-paced environment and lead technical teams. o Excellent communication and documentation skills. Preferred Qualifications · Exposure to AI/ML workloads on HPC clusters. · Experience with containerization (Docker, Singularity) in HPC environments. · Knowledge of security hardening for HPC systems. Education · Bachelor’s or Master’s degree in Computer Science, Engineering, or related field. #LI-LK1

About Cognizant:

Cognizant (Nasdaq: CTSH) is an AI Builder and technology services provider, bridging the gap between AI investment and enterprise value by building full-stack AI solutions for our clients. Our deep industry, process and engineering expertise enables us to build an organization’s unique context into technology systems that amplify human potential, drive tangible outcomes and keep global enterprises ahead in a fast-changing world. See how at cognizant.ai or @cognizant. Additional employment information Compensation information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law. Applicants may be required to attend interviews in person or by video conference. In addition, candidates may be required to present their current state or government issued ID during each interview. Cognizant is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status or any other characteristic protected by federal, state or local laws.