Varun Sharma

Product Manager

Chicago, Illinois, United States12 yrs 11 mos experience
Most Likely To SwitchHighly Stable

Key Highlights

  • Over 13 years of IT infrastructure experience.
  • Expert in High Performance Computing and system administration.
  • Led major HPC projects for top organizations.
Stackforce AI infers this person is a High Performance Computing and IT Infrastructure expert.

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Skills

Core Skills

High Performance Computing (hpc)Linux System AdministrationAutomationWindows ServerWindows System Administration

Other Skills

AdministrationAnsibleC++CephComputer HardwareCray XC40Data Backup SolutionsDell SwitchesDesktop AdministrationDevOpsDomain Name System (DNS)EthernetGPFSGraphics Processing UnitIBM AIX

About

Ever since childhood, I have been deeply fascinated by computers and technology, which led me to pursue a Bachelor's degree in Electronics and Communication Engineering (B.Tech). My academic journey equipped me with a strong foundation in science, advanced mathematics, computing, programming languages, and algorithms, strengthening my expertise in Information Technology. With 13+ years of experience in IT infrastructure, system administration, and high-performance computing (HPC), I have had the opportunity to support major organizations, including University Of Chicago, Bharti Ltd., McKinsey & Co., The Ministry of External Affairs (MEA)(India), and the Ministry of Earth Sciences (MoES)(India). Notable HPC Projects: - Large and Complex HPC Systems & sub-systems hosted by University Of Chicago. - "MIHIR" Cray XC40 (2.8 PFLOPS) – Ranked 66th in the Top500 Supercomputers (June 2018). - IBM iDataPlex "Bhaskara" (350 TFLOPS) – Ranked 89th in the Top500 Supercomputers (June 2013). - IBM Power6-Based HPC System (22 TFLOPS). With over 9+ years in HPC, I have developed deep expertise in cluster deployments, DevOps automation, distributed storage, networking, resource management, and troubleshooting complex system environments. My goal is to enable scientists, researchers, and students by ensuring robust, high-performing, and scalable computing environments. Technical Expertise: ✅ HPC & IT Infrastructure: Cluster Deployments | Distributed & Parallel Computing | Resource Management | PBS Pro | Slurm ✅ Server & Storage Management: IBM Power Servers | NVidia GPUs | Cray XC40 | DELL Systems | Lenovo | Lustre & GPFS | CEPH | HSM Tape Libraries ✅ Networking & Automation: InfiniBand & 10GigE Networks | Ansible | OpenStack | xCAT | Bright Cluster Manager ✅ Programming & Scripting: Bash | Python | C++ I believe in quality-driven, solution-oriented system administration and love exploring modern technologies to push the limits of computing efficiency. If you're interested in HPC, IT infrastructure, or system administration, let’s connect and explore opportunities together!

Experience

University of chicago, research computing center

HPC System Engineer

Oct 2021Present · 4 yrs 5 mos · Chicago, Illinois, United States

High Performance Computing (HPC)GPFSStorage SolutionsInfinibandServer ArchitectureSlurm Workload Manager+6

Cognizant

Technical Lead

Apr 2021Oct 2021 · 6 mos · Noida, Uttar Pradesh, India

Linux System AdministrationAutomationVMware InfrastructurePython (Programming Language)Storage SolutionsGraphics Processing Unit+1

Hewlett packard enterprise

HPC System Engineer

Jan 2020Oct 2020 · 9 mos · Noida, Uttar Pradesh

  • CRAY XC40 2.8 P/F HPC (MIHIR)
High Performance Computing (HPC)Linux System AdministrationStorage SolutionsAutomationLustreInfiniband+3

Cray inc.

HPC System Engineer

Apr 2018Dec 2019 · 1 yr 8 mos · Noida Area, India

  • CRAY XC40 2.8 P/F HPC (MIHIR)
High Performance Computing (HPC)Linux System AdministrationInfinibandAutomationStorage SolutionsLustre+2

Ibm

System Support Engineer

Mar 2016Apr 2018 · 2 yrs 1 mo · Delhi Area, India

  • Passport Seva Project
High Performance Computing (HPC)Linux System AdministrationIBM AIXServer ArchitectureStorage SolutionsGPFS

M s compserve pvt ltd - india

Technical Consultant

Apr 2015Feb 2016 · 10 mos · NCMRWF Noida sector 62

  • IBM P6-575 22T/F HPC
High Performance Computing (HPC)Linux System AdministrationServer ArchitectureIBM Tivoli Storage Manager (TSM)IBM AIXGPFS

Microland limited

IT Engineer

Sep 2013Mar 2015 · 1 yr 6 mos · Mckinsey & co. Gurgaon

Linux System AdministrationIBM Tivoli Storage Manager (TSM)Windows ServerDesktop Administration

Info services

Technical Support Engineer

May 2012Jun 2013 · 1 yr 1 mo · IBM india Pvt Ltd. Noida

  • Bharti Airtel
Windows System AdministrationRemote DesktopLotus Notes

Education

Rajasthan Technical University

Bachelor of Technology (B.Tech.) — Electronics and Communications Engineering

Jan 2007Jan 2011

DAV public school

higher secondary — Science

Jan 1994Jan 2005

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