Kiran Kumar MARISWAMY

• We offer a platform service for GPU computing and AI development within Bosch
• As part of the service, we operate and develop multiple clusters of GPU servers
• We are having dedicated and regional instances to serve specific workloads(through LSF)

Skill set:

• General Linux server administration
• Linux system management (RedHat satellite, systemd)
• Container runtimes (Docker,Apptainer,podman, Kubernetes, OpenShift)
• Relational databases, e.g. MariaDB, Oracle
• IT Security & patch management
• HPC stack technologies
• Batch scheduling (IBM LSF)
• Parallel file systems (IBM Spectrum Scale (GPFS)
• Automated deployment (Ansible)
• Software management tool stack (Anaconda, environment modules)
• Remote cluster access and interfaces (e.g., JupyterHub, TurboETX)
• Software deployment using easybuild on our hpc cluster
  

cloud technologies

• Public cloud technology stacks (MS Azure)
• Infrastructure-as-Code approaches (e.g., Terraform)
• Cloud authentication and SSO technology stacks (e.g., AzureAD)
• Cloud AI SaaS offerings (e.g., AzureML)

Software Development & Provisioning

• Languages: Python, Perl, Shell
• Version control systems (git)
• CI/CD pipelines (e.g. Jenkins)
• Compilers and related toolchain (gcc, configure, make / cmake etc.)

IT Infrastructure and Services

• PowerBroker (pbis), ActiveDirectory Integration for Linux
• Incident and change management via SMT, asset management in CMDB
  
  GPU Computing application domain
• Deep Learning frameworks (e.g. tensorflow, pytorch)
• CUDA, cuDNN, NCCL

• Managed the deployment and integration of Oracle Forms applications within a complex enterprise environment, automating the build and deployment process using Jenkins and Ansible.
• Developed and maintained custom CI/CD pipelines to support the continuous delivery of Oracle Forms and related Oracle Fusion Middleware applications, reducing deployment time by 30%.
• Worked closely with Oracle DBAs to optimize Oracle Forms applications for performance, ensuring compatibility with underlying database systems and enabling faster query times.
• Monitored the performance of Oracle Forms applications using Prometheus and visualized key metrics on Grafana dashboards to ensure optimal system performance and uptime.
• Integrated Splunk for centralized logging of Oracle Forms applications, enabling faster troubleshooting and root cause analysis for performance issues and errors.

• Excellent working knowledge of Operation & Production Support with large mission critical systems in multiple technologies and platforms including WebLogic, Apache, JBoss, WebSphere, UNIX, Windows NT, and Oracle
• Extensive exposure on Oracle DBA, RAC and Performance Tuning.
• Bigdata area like Oracle Bigdata Connectors and Mongodb
• Experienced in Cloning and Migration.
• Worked on Oracle10g/11g RAC, 12C RAC and NON-RAC databases.
• Experience in migrating single instance to RAC instance.
• Having good knowledge on ASM
• Managing Data Tablespace, Undo Tablespace, Temporary Tablespace.
• Managing Users, Password Security, Roles, Privileges and Resources.
• Restoring & Recovering backup by using RMAN Utility.
• Good in SQL and PLSQL Procedure, function and triggers.
• Excellent working knowledge in configuring multiple Weblogic domains including machines, manage servers, node managers and cluster environments
• Deployed various WAR, JAR, EAR and J2EE applications on managed servers and in clustered environment using Console or auto deployment scripts in stage and production
• Configured and administered JDBC Connection pools and JMS Connection Factories and implemented other services like JNDI and SNMP.
• Performance monitoring fine tuning, em12c Metrics configuration,
• Help the customer during load balance tests
• High-availability design, configuration, and maintenance, including clustering and load balancing for Middleware.

• Perform oracle 10g release 2 and oracle 9i release 2 Installation in Linux and windows platform. Apply security and up gradation patches.
• Involved up gradation from 9.2.0.4 to 10.2.0.1.
• Checking Alert Log file and trace files for errors and making necessary actions to rectify them.
• Monitoring & Managing the Tablespaces and datafile growth.
• Creation of Schema with Quota maintenance
• Enrolling new users and maintaining system security, Role and System Privileges
• Creating Profiles and setting Password management
• Configuring archive log mode and enable flashback mode for Database
• Configure oracle networking and troubleshooting.
• Providing support for the smooth functioning of the Database to developers.
• Responsible for taking backup and recovery using logical backup(export,import,datapump) and online backup(hot backup and RMAN backup)
• Database cloning with hot, cold and RMAN cloning.
• Maintenance of Oracle Databases as per the requirement.
• Analyzing Tables & Schema, collecting system statistics, reorganizing tables and rebuilding indexes
• Oracle SQL tuning