Summary
Overview
Work History
Education
Skills
Certification
Timeline
Generic

Sudheer tummala

Cumming,GA

Summary

Results driven passionate leader with 17+ years of experience in managing large distributed systems that encompassed both on-premises and cloud hosting environments. Equipped with record of success in building high performance teams, implementation and maintenance of highly available, scalable, fault tolerant systems. E#ective communicator with a deep passion for technology, strong analytical skills, and thrives in a fast paced setting, providing solutions to business problems expediently.

Overview

18
18
years of professional experience
1
1
Certification

Work History

Openshift Admin/Site Reliability Engineer

Unisys
Bluebell, PA
09.2022 - Current
  • Administered OpenShift clusters, ensuring optimal performance.
  • Planned and executed OpenShift upgrades from version 3 to 4.
  • Implemented GitOps for streamlined deployment processes. Reduced deployment times by 50% through OpenShift enhancements
  • Configured the EFK stack for centralized logging and monitoring.
  • Designed CI/CD pipelines with Jenkins and OpenShift Pipelines.
  • Integrated Dynatrace for application and infrastructure monitoring.

Site Reliability Engineer Lead

Global Payments Inc
Alpharetta, USA
10.2016 - 07.2022
  • Implemented and maintained CI/CD pipeline for automating infrastructure provisioning and software delivery to AWS using Jenkins, Docker, Kubernetes and Terraform
  • Monitor, track and report on service level objectives for all applications, worked with business and product owners to establish key performance indicators
  • Took initiative in the internal WOW (War on Waste) program, where we focused on eliminating waste from our processes
  • I have automated the Application and Web Server installation and configuration steps, which minimized the time spent by 40% in four years, resulting in a 25% increase in overall productivity
  • Responsible for ForumSentry API gateway engineering and support
  • This included designing solutions for development team as well as guiding internal and external clients on integration challenges
  • Provided administration and operations on Kafka platform like provisioning, ACL's, kerberos and SSL configurations
  • Provided leadership in triaging outages of highly visible critical applications, taking ownership quickly, involve appropriate support teams and driving the issue to a resolution keeping in mind the SLO's/SLA's.

Middleware Systems Engineer Lead

Finra
Rockville, MD
08.2015 - 09.2016
  • Fostered a team culture with a strong emphasis on transparency and quality documentation, a reduction of toil through automation and continuous learning through practices such as After-action Reviews and Post-incident reviews
  • Worked closely with project managers, product owners, application development teams and LOB partners, taking ownership from the inception of the project till the delivery phase for on time build outs, configuration, deployments and implementing monitoring solutions
  • Engineered automated build and deployment steps, this reduced manual entry errors by 95%
  • Member of Enterprise Technology Advisory Panel which had regular technology road map discussions with C- level executives
  • Configured Single Sign on (SSO) for several internal applications using RSA engine for authentication and authorization
  • Acted as a liaison with the Information Security team in identifying and remediating critical security vulnerabilities at the application layer
  • Defined the monthly and quarterly patch process across SDLC for addressing the vulnerabilities
  • Created automation scripts eliminating need of manual remediation of vulnerabilities.

Lead Web Systems Engineer

Wells Fargo Bank
Charlotte, NC
03.2014 - 07.2015
  • Responsible for providing 3rd level infrastructure engineering and support for following critical external facing applications Wells Fargo Mobile Banking, Accounts and Payments, Internet Banking, ICI, Trust and FES
  • The server Farm consisted of 100's of JVM's handling millions of user requests per day
  • Created the new application intake process to ensure compatibility, scalability, portability in current environments managed by the team by reviewing all pertinent information as defined in current processes such as PDD, TDD, tech spec docs, deployment diagrams and proposals from partners for new components
  • Incorporated the Agile scrum methodology in to infrastructure projects, increasing the eIciency by 30%
  • Involved in performance tuning exercises by tracking key metrics during load tests and suggested tuning for DB connections, GC heap size settings etc
  • Developed, tested and implemented HP OVO Alarms for capturing and alerting application and system problems.

Senior Weblogic Engineer

Tiaa-Cref
Charlotte, NC
07.2012 - 02.2014
  • Primarily involved in migrating 100 plus enterprise wide J2EE and portal applications from existing infrastructure to High Availability Webcenter (HAWC) solution
  • Provided mentorship and training to junior resources in the team, assigning work and assisting them in overcoming the challenges at critical project junctures
  • Eliminated manual tasks in application servers during quarterly disaster recovery exercises, which improved success rate from 35% to 85% in one year
  • Responsible for planning, design and migration of Weblogic Portal Applications to ATOM Framework J2EE applications
  • Worked with Network services for setting up F5 profiles, pool members and setting up SSL mutual authentication
  • Compiled multiple firewall requests based on project needs for communication among di#erent web tiers and also with external vendors.

Web Middleware Engineer

IBM
Boulder, CO
03.2010 - 06.2012
  • Designated project lead for several applications, was involved in planning, setup, upgrade and migration of applications from legacy versions to latest version
  • Developed implementation plans, run books and processes for successful release of all applications
  • Monitored over 200 plus applications in Production Environment by setting up URL and Port Monitors using Sitescope
  • Responsible for interviewing, training and managing 5 o#shore resources as part of 'Follow the Sun' model
  • This reduced operating budget by 30% and reduced expenses by 300K
  • Involved in Root cause Analysis of all critical production incidents and recommended action items that need to be undertaken for avoiding future recurrences.

Web Support Engineer

Wells Fargo Bank
San Francisco, CA
10.2008 - 03.2010
  • Responsible for installation, configuration and administration of oracle weblogic server 8.x/9.x and iplanet web servers
  • Primary SME for SUN N1 SPS (Service provisioning system) for provisioning servers and also deploying application code on multiple application servers spanning across di#erent datacenters
  • Created scripts for quickly collecting system data and diagnosing JVM issues - Thread dumps, Heap dumps and OS memory usage statistics
  • These scripts reduced the overall troubleshooting time by 20%
  • Involved in configuring Oneway and Twoway SSL for multiple Java applications in the application layer.

Middleware Administrator

Total Systems Inc
Columbus, GA
09.2006 - 10.2008
  • Primary SME for maintaining for following products - Weblogic, Jboss, Apache and Iplanet
  • Created scripts for server upgrades and deployments there by avoiding manual process, this reduced the time spent by 30% and also reduced chance of manual errors by 98%
  • Involved in setting up secondary authentication for all end user logins by integrating a Arcot systems (3rd party vendor)
  • Created Deployment diagrams, Run books for all the existing applications
  • Installed wily introscope and integrated with all applications in Production and UAT environments.

Education

Master of Science in Electrical Engineering -

Texas A&M University
kingsville, TX

Bachelor of Science in Electronics and Communications Engineering -

Jawaharlal Nehru Technological University
Hyderabad, India

Skills

  • AWS
  • Kubernetes
  • Ansible
  • Docker
  • Bash
  • Linux
  • Weblogic
  • Problem Solving
  • Jboss
  • Apache
  • Tomcat
  • Jenkins
  • CI/CD
  • Argocd
  • Prometheus
  • Forumsentry (API Gateway)
  • RSA ClearTrust
  • Grafana
  • Terraform
  • SSO
  • Python
  • Leadership
  • Splunk
  • F5(LTM)
  • Agile
  • IIS
  • YAML
  • JSON
  • Git

Certification

  • CCNA Certified Kubernetes Administrator, 04/2021 - Present
  • AWS Certified Solutions Architect Associate, 01/2018 - Present
  • Forum Sentry Certified Intermediate Systems Engineering Certification (API Gateway), 07/2017 - Present
  • BEA Certified Weblogic Administrator, 06/2006 - Present

Timeline

Openshift Admin/Site Reliability Engineer

Unisys
09.2022 - Current

Site Reliability Engineer Lead

Global Payments Inc
10.2016 - 07.2022

Middleware Systems Engineer Lead

Finra
08.2015 - 09.2016

Lead Web Systems Engineer

Wells Fargo Bank
03.2014 - 07.2015

Senior Weblogic Engineer

Tiaa-Cref
07.2012 - 02.2014

Web Middleware Engineer

IBM
03.2010 - 06.2012

Web Support Engineer

Wells Fargo Bank
10.2008 - 03.2010

Middleware Administrator

Total Systems Inc
09.2006 - 10.2008

Master of Science in Electrical Engineering -

Texas A&M University

Bachelor of Science in Electronics and Communications Engineering -

Jawaharlal Nehru Technological University

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Sudheer tummala