Jaikumar S

Jaikumar S Email and Phone Number

HPC Systems Engineer @ ExxonMobil
united states
Jaikumar S's Location
Bengaluru, Karnataka, India, India
About Jaikumar S

I have more than nine years of experience in High-Performance Computing. I am passionate, persuasive and articulate along with this I am result orientated and technically sophisticated, as a result, I could present creative solutions to complex problems. I work with a strong work ethic and with a well-disciplined on daily work routine. I am a hard working flexible and reliable person. Technology Known: Operating System (RHEL 7, CentOS, SUSE, Scientific Linux, Ubuntu, Debian). Linux Service (DHCP, PxeBoot (Kick Start), NIS, NTP, NFS, Samba, DNS, Iptables). Compiler (Intel Compiler, GNU). Cluster Monitoring Tools (Ganglia, Nagios, Colplot). Message Passing Libraries (MPICH, MVAPICH, Open MPI, Intel MPI). Networking - InfiniBand (OFED), Intel Omni-Path. Parallel executor (C3 tool, PDSH). Cluster Job Scheduler (Torque, Altair PBS Pro, SLRUM, Platform LSF). Benchmarking (IOZONE, HPL). GPU Computing (GPU Linux Driver, OpenCL, Open GL – Direct rendering). Cloud Computing (AWS). Parallel File System (Lustre). Cluster Stack (ROCKS, xCATS ,HPCMU ,HCLHPC , SGIManagement) Programming Language (Shell scripting, Bash scripting, Python scripting/API, C/C++, Java) Altair Software’s (Compute/Display Manager, PAS, PBS Analytics/Works,PBS Access, Hyper works solvers Automation Tool – Chef HPC Application (CAE)- Abaqus, Ansys,Acusolve, Acufiledview,Acumesh,Acusolve,Dyna,FEKO,Flux,HST,HyperMesh,Hyperstudy,Optistruct,Radioss,WRF, NetCDF. License Manager – Altair License, FlexNet. Hypervisor – Citrix Xen server, VMware vSphere, VMware converter, KVM, Vagrant, VirtualBox, Docker. Remote server management – HP ILO, IBM BMC, IPMI. Web server – Http, Nginx Database – SQL, Mysql, Excel DataScience - Machine Learning(python using pandas,seaborn,scikit) Orchestration - Cloud Kubenetes Administration (CKA)

Jaikumar S's Current Company Details
ExxonMobil

Exxonmobil

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HPC Systems Engineer
united states
Website:
exxonmobil.com
Employees:
65975
Jaikumar S Work Experience Details
  • Exxonmobil
    Hpc Systems Engineer
    Exxonmobil Jun 2024 - Present
    Bangalore
    Providing HPC support
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  • Synaptics Incorporated
    Senior Staff System Information Engineer
    Synaptics Incorporated Jan 2023 - Sep 2023
    Bangalore Urban, Karnataka, India
    Providing support to HPC/Grid System.Providing Linux/Infrastructure Support.Check_MK Monitor configuration.Depends on the user request, configure python Local repository.Regularly attend meeting along with Engineering Support Team to know the challenges, and resolve that.
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  • Infobell It
    Senior Hpc Engineer
    Infobell It Jul 2022 - Jan 2023
    Bangalore Urban, Karnataka, India
    Working along with AMD, to help run the Benchmark smoothly.
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  • Dxc Technology
    Senior Professional At Emerging Pratices
    Dxc Technology Aug 2020 - May 2022
    Bengaluru, Karnataka, India
    VPC Linux L3 SupportProvisioning on MMI Linux BuildAutomate Linux Build using shell script for the n of the machines.Frequently take Technical training to the team members.Network problem, work along with different network team.Configure the backup and solve the challenges during configuration.Work with VM Farms to adding storage, configure network VLAN, to create VM instances.During RTPA validation check all the required field and setting assigned. Regarding register the component interacting with different team for the subtle problems.Update Server information to the CMDB tool using bulk load with excel sheet.Work along with HPSA Automation tool, to simplify installation and register the component.
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  • Merck Kgaa
    Senior System Engineer
    Merck Kgaa Feb 2019 - Jan 2020
    Bangalore
    Build and Run operations of CPU and GPU based HPC clusters.Designing and Solutioning CPU and GPU HPC infrastructure.Process automation and Performance optimization.Process Documentation.Ensuring Maximum availability of HPC CPU and GPU clusters.Implemented GPU Solutions for HPC Applications and delivered the bestperformance reducing the runtime, tokens usage and cost efficient in terms oflicenses and also power.SPOC for Cluster Applications Integration and Optimization (MPI, OpenMP etc..).Administration of LUSTRE PFS and playing with stripe size and stripe count forrespective applications. Analyze the HPC performance issues.Installing the HPC high level applications and integrating them with the webportal. Administration and management of Job Schedulers SLURM.Giving support to the HPC Infrastructure.Doing weekly/monthly server health checkup.Take backup and recovery.
  • Altair
    Senior System Engineer
    Altair Jul 2016 - Jan 2019
    Bangalore
    Altair PBSPro and Compute Manager installation, configuration. Write application definition with bash / python script.Configure Altair License manager/PBS Analytic and report generation. HPC Configuration and Management for CAE Solvers.HPC Performance tuning and bench marking for CAE solvers. PBS Works high performance computing software suite including configuring/customizing the applications to match the customer's requirements, integrating with third party applications, and integration of the entire solution into the customer's infrastructure.Linux Chef Automation.
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  • Ibm India Private Limited
    Techincal Service Specialist
    Ibm India Private Limited Dec 2014 - Jul 2016
    Bangalore
    Application installation and License Support. Provide support LSF job scheduler and PAC Job submission Portal. Create shell & perl script for job application template. Implement new multiple cluster technology and Amazon Cloud Computing. Run various Benchmark and analysis the performance. Monitoring Cluster via RTM. Frequently attend scheduled meeting with customer,internal onshore and offshore HPC Team . Create the Knowledge base document for new idea and implementation. working with application - star ccm,Ansys,Ansys-RSM,Abaqus, Handling Ticketing system via Kayako Fusion. Check node availability and disk usage status, inform to the specified user if they reach threshold.Depends on the client requirement - plan,organize Implement new project.
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  • Hcl Infosystems Ltd
    Senior R&D Engineer
    Hcl Infosystems Ltd Jan 2011 - Dec 2014
    Chennai Area, India
    Depending upon the client requirement plan and implement the High Performance Computing (HPC) clusteringwith open source and cluster management software like xCAT.Configure server in High Availability mode and kick start server setup with PXE boot.Configure and implement ISCSI,GFS and Lustre file system on the storage.Installation open source and HPC application software stack like Nwchem,Tophat,Quantum Expresso,NetCDF,WRF and scientific libraries packages.Tune the HPC application and benchmark with best compiler flags and parameter to get the maximumperformance.Analyze the client program and improve the performance using profiler and analyzer.Have well knowledge to resolve RPM dependency and library problem.Install the driver or update kernel patches according to the Hardware/Software requirement.Implement the job scheduler PBS PRO, deploy the license, create/manage the Queue and trace job.Install and configure Parallel/Distributed programming – MPI software stack with Intel compiler.Monitoring the server activities using Ganglia, Nagios.Check the HPC performance using challenge HPL benchmark.Tune Nvidia CUDA based HPL benchmark to get the maximum performance.Write the shell script for daily activities.Check the full hardware status & control server before booting OS using IPMI,ILO.Working on-site CMMACS HPC data Center (82nd rank in Top 500 list of the world’s top supercomputers onNov 2012) and have well knowledge on their setup.Working with IBM/HP servers, Mellonax Infiniband, Nvidia GPU Tesla & Quadro plex card, Storage (NAS & SAN) and raid controller, and provide remote support using on board administration.Onsite installation gives the training to the clients.
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  • Chennai
    Square Brother Information Technology
    Chennai Nov 2009 - Dec 2010
    Junior Server Admin
    Provide 24/7 Support to the Customer Web Server issue,Handling Linux L1/L2 Level trouble shooting - (Monitoring,Disk partition,Permission issue,FTP,Cron job,LVM)Handling Virtual Private Server.Working with Control Panel - Cpanel,WHM.

Jaikumar S Skills

Iscsi Amazon Web Services Linux C Data Center Computer Hardware Open Source Networking Red Hat Linux Virtualization Performance Tuning Nas C++ Storage Parallel File System Cluster Analysis Network Attached Storage Hp Products Cloud Computing High Performance Computing Hardware Shell Scripting

Jaikumar S Education Details

  • Scad College Of Engineering And Technology
    Scad College Of Engineering And Technology
    First Class
  • St.Xaviers Hr.Sec School
    St.Xaviers Hr.Sec School
    Good In Maths

Frequently Asked Questions about Jaikumar S

What company does Jaikumar S work for?

Jaikumar S works for Exxonmobil

What is Jaikumar S's role at the current company?

Jaikumar S's current role is HPC Systems Engineer.

What schools did Jaikumar S attend?

Jaikumar S attended Scad College Of Engineering And Technology, St.xaviers Hr.sec School.

What skills is Jaikumar S known for?

Jaikumar S has skills like Iscsi, Amazon Web Services, Linux, C, Data Center, Computer Hardware, Open Source, Networking, Red Hat Linux, Virtualization, Performance Tuning, Nas.

Who are Jaikumar S's colleagues?

Jaikumar S's colleagues are Patricia Arnault, Sam Woods, Jan Costenoble, Nusrah Nafi'ah, Chin Mao, Larissa Kozak, Jazmine Etherton.

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