Summary
Overview
Work History
Education
Skills
Professional Headline
Tech Stack
Languages
Personal Information
Timeline
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SISIR KUMAR SAHOO

SISIR KUMAR SAHOO

Bengaluru

Summary

IT professional with over 10 years of experience in Application support, DevOps, Infrastructure operations, and System Reliability. Proven track record in leading teams and mentoring members to enhance performance and efficiency. Expertise in optimizing processes and ensuring high availability of systems. Strong focus on delivering results and driving continuous improvement.

Overview

12
12
years of professional experience

Work History

Technical Expert

Volkswagen Group Digital Solutions India
Bengaluru
07.2022 - Current
  • CI/CD deployments using Bamboo, OpenShift and ArgoCD.
  • Conducted performance tuning and root cause analysis for critical issues, improving system reliability.
  • Managed ELK stack for log analysis and monitoring, enhancing visibility into application performance.
  • ELK & Dynatrace for monitoring ,dashboards,log analysis.
  • F5 LTM/APM configuration for Application and Load Balancing.
  • IBM WebSphere administration & troubleshooting.
  • Azure fundamentals exposure
  • Oversaw end-to-end application flow, ensuring comprehensive understanding and support for operational continuity.

System Administrator / Application Support

RSAB IT India
07.2016 - 07.2022

System Admin:-

  • Managed production and non-production environments, ensuring optimal performance and reliability.
  • Monitored system health through Zabbix, Grafana, and LPAR2RRD.
  • Executed virtualization tasks with VMware, Xen, and Hyper-V, enhancing resource allocation and system efficiency.
  • Implemented Dell EMC Networker and Data Domain for comprehensive backup solutions.
  • Executed OS patching and hardening to improve security.
  • Managed user accounts in Active Directory and LDAP for access control.
  • Configured UltraDNS and Cloudflare for effective DNS management.
  • Utilized Jira for efficient ticketing and issue tracking.

Application Support:

  • Monitored application performance with Splunk and APM tools, identifying and addressing issues proactively.
  • Resolved incidents and conducted root cause analysis to prevent recurrence.
  • Production deployments through Rundeck and manually on Linux-based Applications.

Software Trainee

Tech Mahindra
07.2014 - 03.2016
  • Delivered L1/L2 support for telecom applications, ensuring timely resolution of customer issues.
  • Managed ticketing process using BMC Remedy, streamlining issue tracking and resolution.
  • UNIX/Linux, SQL, Shell scripting
  • Tools for Monitoring and Log Analysis for Linux based Application and DB servers: Splunk, New Relic, Keynote
  • Executed end-to-end troubleshooting for technical issues, enhancing system reliability.

Education

B.Tech - Computer Science Engineering

BPUT University
Bhubenswar
01-2012

Skills

  • L2/L3 application support
  • DevOps engineering
  • CI/CD practices
  • Bamboo integration
  • OpenShift management
  • ELK stack expertise
  • Splunk analysis
  • Dynatrace monitoring
  • System monitoring
  • Dashboard creation
  • Linux proficiency
  • Bash scripting
  • F5 load balancing
  • NGINX configuration
  • DNS management
  • Networking fundamentals
  • ITIL framework knowledge
  • Incident management strategies
  • Problem resolution techniques
  • Change management processes

Professional Headline

DevOps Support Engineer | L2/L3 Application Support | System Administrative | SRE | WebSphere | ELK | Splunk | CI/CD | Linux | Shell Scripting | Production Support | Observability | Azure

Tech Stack

ELK, Splunk, Dynatrace, Grafana, Bamboo, OpenShift, Rundeck, WebSphere, IHS, NGINX, Azure Fundamentals, Linux, Unix, Windows, Bash, SQL, DNS, TCP/IP, F5, Cloudflare, VMware, Xen, Hyper-V, Dell EMC Networker, Data Domain

Languages

  • English
  • Hindi
  • Oriya

Personal Information

  • Date of Birth: 10/18/90
  • Nationality: Indian

Timeline

Technical Expert

Volkswagen Group Digital Solutions India
07.2022 - Current

System Administrator / Application Support

RSAB IT India
07.2016 - 07.2022

Software Trainee

Tech Mahindra
07.2014 - 03.2016

B.Tech - Computer Science Engineering

BPUT University
SISIR KUMAR SAHOO