Abhay Kumar

Achieved 99.999% uptime targets while operating Eldorado and APU HPC clusters.
Managed lifecycle of ROCm driver and firmware for compute fleets.
Diagnosed issues related to APU hardware memory topology and Infinity Fabric firmware.
Conducted troubleshooting of InfiniBand to maintain communication stability in distributed systems.
Executed automated updates for provisioning, patching, and firmware across all clusters.
Oversaw root cause investigations and confirmed effectiveness of hardware refreshes.

• Assisted customers with AWS Managed Services to enhance their operational efficiency.
• Independently diagnosed and identified solutions to resolve system issues.
• Independently diagnosed and identified solutions to resolve system issues.
• Responded to live chat rooms to answer and resolve customer queries, elevating customer satisfaction with immediate support.
• Employed user-focused approach to identify impracticalities hindering user experience.
• Stayed current on policies, procedures and standards to offer optimal support.

• Linux System Administrator supporting a team that designs, implements, maintains, and supports enterprise class systems.
• Maintaining over 5000+ systems and analyzing performance statistics to support tuning, automation, and optimization activities.
• Configured, operated, and maintained documentation for centralized and distributed physical and virtual Linux servers, ensuring system reliability.
• Administered Linux servers through patching, security compliance, and customer issue resolution to maintain operational integrity.
• Provided technical expertise in system upgrades, process improvements, security compliance, and infrastructure enhancements during customer projects.
• Maintained corporate applications supporting High Performance Computing to enhance computational efficiency.

• Linux System Administrator supporting a team that designs, implements, maintains, and supports enterprise class systems.
• Maintained over 5000 systems, analyzing performance statistics to support tuning and automation for optimized system performance.
• Managed Linux servers by applying patches, maintaining security compliance, and resolving customer issues.
• Configured, operated, and maintained documentation for centralized and distributed physical and virtual Linux servers, ensuring comprehensive information availability.
• Provided technical expertise in system upgrades and process improvements, ensuring adherence to security requirements and enhancing infrastructure during customer projects.
• Maintaining corporate applications which support High Performance Computing.

• As the Tier III Mac Technical lead, my role is to respond to service requests & incident management services, generated by the Service Desk & by customers.
• Functioned as primary contact for troubleshooting unresolved technical issues escalated from Tier I and II technicians, delivering timely resolutions.
• Resolve more complex issues escalated from the Service Desk & reported by the computing customer (Primarily on Mac OS, occasionally on Windows or Linux OS.)
• Delivered comprehensive desk side support and troubleshooting for Mac OS and software applications, enhancing user experience.
• Troubleshot and resolved user issues related to virtual desktops, improving accessibility and functionality for users.
• Test application compatibility (deployment testing) & support cyber initiatives.

• Work directly with customers to fulfill their needs on enterprise level systems, HPC clusters or just a simple storage solution.
• Quoted enterprise-level solutions for Los Alamos National Lab, addressing specific technical needs.
• Managed server information and developed configurations to ensure seamless environment integration.
• Recommended enhancements for physical and configuration security measures to bolster system integrity.
• Familiar with using SAP ByDesign, also do uploads and parts creations on ByD.