Subramanian Alagumalai
Infrastructure Support Engineer III
Bengaluru
Summary
Overall, 11.6 years of experience in the IT industry as a System Engineer/Infrastructure Engineer with expertise in setting up on-premise servers such Web Servers and Application Servers as well as AWS Cloud Servers. Expertise in Docker/Kubernetes and Experience with implementing and maintaining CI/CD pipelines using Jenkins, GitLab CI/CD. Extensive knowledge of the Linux operating system, Shell scripting. Seeking a challenging role in a dynamic organization where I can utilize my expertise in CI/CD and Docker/Kubernetes to contribute to the success of the team
Overview
12
12
years of professional experience
5
5
years of post-secondary education
3
3
Certifications
Work History
Support Engineer III
AMAZON DEVELOPMENT CENTER
Bangalore
07.2016 - Current
- Provided remote technical support through issue tickets, e-mails phones, and live chats, and I am in responsible for designing and carrying out significant projects on the IT infrastructure.
- Participated in a weekly on-call rotation to provide high severity support for Amazon Network and Systems as a member of a team that offers 24/7 support to the company's worldwide fulfillment network.
- Responsible for managing Sev1 & Sev2 issues in line with SLA and making sure the whole process has been followed.
- Member of Centralized IT Support team providing technical assistance and acting as an escalation point & Globally supported Amazon Warehouse Operations with Level 3 technical support.
- Building and Supporting Amazon FC Infrastructure & Troubleshooting Network & System Issues.
- Served as an escalation point and SME (Subject Matter Expert) for the building and deployment of servers like DHCP, DNS, Linux OS Cache Server, Console Server and Print Server in the Amazon environment.
- Performed change management responsibilities for new site infrastructure, server (DHCP Kernel Upgrade) and software installations, and network upgrades involving CISCO routers, switches, and firewall.
- Implemented Network and Server projects for new Amazon sites and made sure they were closed on time. Built the server from scratch and implemented network infrastructure for a new fulfillment center in BOM9 & Installed 100+ network cameras systems across global Fulfillment Canters.
- Participated audit of Department of Telecommunication (DOT) & showcased the SYSLOG DEMO and Document Submission.
- Responsible to maintaining high availability of network devices while additionally maintaining a check on servers' performance in the Amazon Environment.
- Responsible for sending monthly reports to top management that include comprehensive tasks and site status updates.
- Mentored peers and new hires to success by training them on various internal technologies and systems & participated in hiring and conducted 10 interviews for the SE position in order to hire and develop the best candidate
Associate Infrastructure – Middleware
PUBLICIS SAPIENT
Banaglore
07.2014 - 07.2016
- Experience in Installing and configuring Apache and Tomcat Servers in operating system (Red Hat Enterprise Linux 5) as Apache Tomcat Server Administrator.
- Knowledge on Tomcat Administration like installation, configuration, troubleshooting and deploying Applications.
- Extensive experience in developing Linux based Shell Scripting.
- Experience in install configures and troubleshoots application/web servers such as Apache 2.4 & AEM 6.0. Experience in design, implement and support of application/web server infrastructure.
- Installing Apache web servers and the Tomcat application server, then integrating them via setting the Mod_JK module and dispatcher.
- Configure Virtual Hosts,Clusters,load balancing configuration,session replication,URL re directions, Re-write rules.
- Written automation shell script for cleaning web cached data automatically with Cron Jobs.
- Create CI/CD pipeline with Jenkins.
- Backup and restoration of application/web servers data.
- Installation and management of security certificates and performance tuning.
- Perform thread dump and log analysis.
- Hardening of application/web server against known/unknown vulnerabilities.
Production Support Executive
TATA CONSULTANCY SERVICES
Bangalore
08.2011 - 07.2014
- Half Year experience in OTMS (Open Text Management Server) version 10 & 11 which includes working in Smart edit mode and Smart tree Mode.
- Responsible for User Management task, Page creation & Publication, Managing workflows and Authorization packages as level 1 support.
- Identify and troubleshoot technical issues/problems with OTMS 10(L2).
- Configuration, Troubleshooting and Maintenance of Apache and Tomcat servers.
- Provides support to Production and Development Environments
- Worked on SSL & certification renewal Process for dWeb websites
- Identifying root causes for the outages and applying appropriate fixes of application team.
- Certification process of web sites hosted on dWeb.
- Starting and Stopping Servers as per the monitoring status.
- Review and Maintain logs of production failures and resolutions.
Education
Master of Engineering - Computer Science
PSG College of Technology Coimbatore
Coimbatore 08.2009 - 05.2011
Bachelor of Engineering - Computer Science
Government College of Engineering
Bargur 08.2004 - 05.2008
Skills
Linux Administration
AWS Services
Apache Tomcat
Docker
Kubernetes
Puppet
Jenkins
HTTP, SSL, SSH, SSO, DHCP, DNS, BGP, OSPF
Splunk and Nagios
Python and Shell Scripting
Certification
AWS Certified Solution Architect - Professsional
Accomplishments
- Secured Graduate Aptitude Test in Engineering (GATE) percentile of 87%.
- Published paper in the topic of “Comparison of Cloud Database: Amazon’s SimpleDB and Google’s Bigtable” in cloud computing domain.
https://ieeexplore.ieee.org/author/38232882500 - "Picasso award" for Insist on High Standard at Amazon - 2020
- "Trail blazer award" - TT Reduction Project for Bias for Action at Amazon - 2021.
- TCS Got Talent 2011 - Won First Price for Mimicry Performance at TCS.
- Lions Club Volunteer for Blood Donation Camp & Donated Blood - 10+ times.
Timeline
AWS Certified Solution Architect - Professsional
12-2021
AWS Certified Solution Architect - Associate
07-2021
JNCIA-Junos - Juniper Networks Certified Associate
06-2020
Support Engineer III
AMAZON DEVELOPMENT CENTER
07.2016 - Current
Associate Infrastructure – Middleware
PUBLICIS SAPIENT
07.2014 - 07.2016
Production Support Executive
TATA CONSULTANCY SERVICES
08.2011 - 07.2014
Master of Engineering - Computer Science
PSG College of Technology Coimbatore
08.2009 - 05.2011
Bachelor of Engineering - Computer Science
Government College of Engineering
08.2004 - 05.2008