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Senior Systems Engineer HPC

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Rackspace

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Location:
India , Gurgaon

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Category:
IT - Software Development

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Contract Type:
Not provided

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Salary:

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Job Responsibility:

  • System Administration & Maintenance: Install, configure, and maintain HPC clusters (hardware, software, operating systems), perform regular updates/patching, manage user accounts and permissions, and troubleshoot/resolve hardware or software issues
  • Performance & Optimization: Monitor and analyse system and application performance, identify bottlenecks, implement tuning solutions, and profile workloads to improve efficiency
  • Cluster & Resource Management: Manage and optimize job scheduling, resource allocation, and cluster operations using tools such as Slurm, LSF, Bright Cluster Manager / Base Command Manager, OpenHPC, and Warewulf
  • Networking & Interconnects: Configure, manage, and tune Linux networking (TCP/IP, DNS, routing) and high-speed HPC interconnects (InfiniBand, Ethernet) to ensure low-latency, high-bandwidth communication
  • Storage & Data Management: Implement and maintain large-scale storage and parallel file systems (Lustre, Ceph, GPFS), ensure data integrity, manage backups, and support disaster recovery
  • Security & Authentication: Implement security controls, ensure compliance with policies, and manage authentication and directory services such as LDAP and Active Directory
  • DevOps & Automation: Use configuration management and DevOps practices (Ansible, Terraform, Jenkins, Git) to automate deployments, application packaging (RPM/DEB), and system configurations
  • User Support & Collaboration: Provide technical support, documentation, and training to researchers
  • collaborate with scientists, HPC architects, and engineers to align infrastructure with research needs
  • Planning & Innovation: Contribute to the design and planning of HPC infrastructure upgrades, evaluate and recommend hardware/software solutions, and explore cloud-based HPC solutions where applicable

Requirements:

  • Bachelor’s degree in Computer Science, Engineering, or a related field (equivalent experience may substitute for degree)
  • Minimum of 10 years of systems experience, including at least 5 years working specifically with HPC
  • Strong knowledge of Linux operating systems (e.g., Rocky Linux, Ubuntu) with a fundamental understanding of Linux internals, system administration, and performance tuning
  • Experience building and managing RPM and DEB packages
  • Experience with cluster management tools such as Bright Cluster Manager, OpenHPC stack, or Warewulf
  • Proficiency with job schedulers and resource managers such as Slurm and LSF
  • Strong understanding of Linux networking (e.g., TCP/IP, DNS, routing) and HPC interconnects (e.g., InfiniBand, Ethernet) including performance tuning
  • Knowledge of parallel file systems such as Lustre, Ceph, or GPFS
  • Working knowledge of Linux authentication and directory services such as LDAP and Active Directory
  • Strong experience with DevOps and configuration management tools, including Ansible, Terraform, Jenkins, and Git
  • Strong knowledge of Linux security, compliance standards, and data protection best practices
  • Excellent communication, interpersonal, and problem-solving skills

Nice to have:

  • Proficiency in scripting languages (e.g., Python, Bash, R) and familiarity with MPI libraries for parallel and distributed computing
  • Knowledge of HPC in cloud environments (e.g., AWS, Azure, GCP HPC offerings) is a plus

Additional Information:

Job Posted:
January 05, 2026

Employment Type:
Fulltime
Work Type:
Hybrid work
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