Change Management Production Support

Prasanna Nekkanti

********.*********@*****.*** +1-615-***-****

https://www.linkedin.com/in/prasanna-nekkanti

Professional Summary

Overall 9+ years of experience in the IT industry with expertise in AWS DevOps Middleware Application Production Support with Cloud Management, Software Configuration Management, Continuous Integration, Continuous Deployment, Automation, Build Release Management, Software Development Life Cycle (SDLC) in multiple corporate Banking/Financial services.

Experienced in working on DevOps/Agile operations process and tools area (Build & Release automation, Environment, Service, Incident and Change Management), Cloud, Infrastructure as Code, Infrastructure Provisioning, Orchestration, Monitoring, Alerting.

Ardent at extending production support in 24x7 Environment in ITIL background focusing mainly on Change Management, Incident Management and Disaster Recovery Management.

Experience in managing AWS services like IAM, EC2, VPC, S3, EBS, ELB, ECS, EKS, SNS, CloudWatch, Auto scaling group, RDS, Lambda, S3bucket, CloudFormation.

Use AWS IAM to manage access control, implement encryption for data at rest and in transit, and ensure compliance with security standards.

Designing, implementing, and maintaining Continuous Integration/Continuous Deployment (CI/CD) pipelines for deployments using GIT, Jenkins and Bitbucket.

Expertise with a proper ITIL process working on incidents management, change management, problem management & Application health check validations during outages or patching activity, handling HA/DR & major events & SRE role to improve or to modernize or to automate the existing toil reduction and to prepare high level analysis presentations to the management to work closely with all the stake holders to improve the business functioning

Expertise in developing, deploying and monitoring the Kubernetes cluster by EKS and Helm charts.

Expertise Build the dashboards based on security, monitoring, and alerting requirements using Splunk, Dynatrace, Prometheus, Grafana, CloudWatch and Datadog.

Experience in middle ware tool such as WebSphere Application servers, Oracle WebLogic, Tomcat, Apache, JBoss, MQ and IIB servers.

Knowledge of LINUX operating systems, Middleware DB, Webservers, Autosys, Control-M jobs, Wily monitoring and Splunk for log debugging.

Have a good knowledge and hands on experience with shell script and python scripting to support cron/control-M and automated JOB and task failure issues.

Possess a deep understanding of SQL queries and database operations to optimize and fine-tune queries for improved performance.

Excellent client relation skills and the drive to complete tasks effectively and efficiently where customer services and technical skills are demanded as well as the ability to communicate effectively with all levels of management and the technical community.

Extensive experience in handling and involving Root Cause, Crisis & DQR calls. Participating scheduled DR activates and change management activities.

Education:

BTECH (Electronics and Communication) from JNTUK University, 2015.

Technical Skills:

Cloud Environment

AWS

CI/CD Tools

AWS CICD Pipeline, Jenkins, AWS Code Commit

Build Tools

AWS code Build, Maven

Monitoring Tools

Splunk, Dynatrace, Cloud Watch, Grafana, Prometheus, CA Wily Introscope, AppDynamics,

Container Tools

Docker

Batch

Autosys, Control M

Version Control Tools

GitHub, Bit Bucket, Git Lab

Application Server

IBM WebSphere V8.5, v9.0, Oracle WebLogic, Jboss, Apache Tomcat.

Web Servers

IBM HTTP Server (IHS), Apache2.x

Operating Systems

Redhat Linux, IBM AIX, Windows, Ubuntu

Scripting Language

Shell, Python

Ticketing Tools

JIRA, ServiceNow

Certifications

AWS Certified Solutions Architect – Associate

GOS Certified User –JPMorgan Chase

Professional Experience:

Project: #1

LOB

Consumer and Community banking

Client

JPMorgan Chase Services

Role

Senior Consultant

Duration

Dec 2019 – till date

Domain

Banking

Description: JPMorgan Chase Consumer and Community Banking helps customers and business to save, invest and make purchases with debit and credit cards and finance homes. We used to configure, support, and manage DevOps and Windows infrastructure/AWS services.

Roles & Responsibilities:

Demonstrated expertise in building and maintaining resilient systems by implementing SRE principles and best practices.

Proficiently designed and managed CI/CD pipelines using tools such as Jenkins, AWS Code Pipeline and GitLab, enabling streamlined and automated deployment processes.

Leveraged Kubernetes for container orchestration, and deployment effectively managing and scaling applications in dynamic environments.

Expertise in monitoring and observability using tools like Dynatrace, Splunk, Prometheus, Grafana, and ELK stack, enabling proactive issue detection and rapid incident response.

Managed L3 production incidents, including clarification of system behaviors and workflows, incident replication on QA environments for further debugging.

Proficiency with core AWS services like EC2, S3, RDS, Lambda, VPC, IAM.

Experience of tools such as: Jules, Bit bucket for Code deployment and code review and working on CI/CD jobs using Yaml for end-to-end deployment

Maintaining fully automated CI/CD pipelines for code deployment using Jenkins and Jules and Maintaining and support Continuous Integration framework based on Jenkins/Jules yml.

Implementing IaC best practices to enable consistent and repeatable deployments and managing and automating configuration of servers and applications using tools like Ansible, Chef, or Puppet

Implementing and managing security best practices within the AWS environment, including IAM policies, VPC configurations, and security groups.

Ability to handle crisis calls and escalate the situation to the next level of support whenever required. Collaborated with developers to implement Blue/Green strategy.

Managed Docker containers and orchestrated containerized applications using Kubernetes on AWS, ensuring high availability and scalability.

Implementing auto-scaling policies and load balancing to ensure optimal performance under varying loads.

Demonstrated proficiency in scripting languages like Bash to automate routine tasks and enhance operational efficiency.

Responsible for creating and managing Kubernetes PODS, Ingress, services, config mapping, volumes, ingress configuration, namespace, Deployment.

Implemented Docker containers and hosted them on Amazon Elastic Container Registry (ECR), actively involved in Kubernetes deployments on AWS using Amazon Elastic Kubernetes Service (EKS).

Successfully supported 1000+ Production Code Change Deployments in Production environment without any escalation and impact to the live users.

Integrate Dynatrace with incident management systems (e.g., ServiceNow) for automated alert handling and incident tracking.

Designing and implementing disaster recovery (DR) plans and backup strategies for critical systems and data.

Monitor application performance, infrastructure health, and user experience using Splunk, Dynatrace dashboards and reports providing real-time visibility into the health and performance of Kubernetes clusters.

Deployments of Cloud applications through Jenkins and GKP and support events like Sustained Resiliency /High Availability and Data Base Switchovers.

Set up custom alerts and dashboards to proactively address potential issues and bottlenecks.

Establish Service Level Objectives (SLOs) and Service Level Indicators (SLIs) to measure system reliability.

Collaborated with development teams and work on JIRA tickets to enhance application reliability through code reviews, performance tuning, and architectural improvements.

Proficient in incident management, effectively leading post-incident reviews and driving continuous improvement through root cause analysis.

Lead incident response efforts, including root cause analysis (RCA) and post-incident reviews (PIRs).

Designing and creating monitoring dashboards on Dynatrace managed, Splunk for application and resources,

Experience in Planning, Design, Implementation, troubleshooting team and responsible for Resolving issues encountered across Middleware products.

SRE Methodology: Performing Site Reliability Test for Highly Critical Sites

Creating observability dashboards for Applications from various Data sources

scheduled and unscheduled maintains on Cloud foundry

SR/HA Test which Includes Planning, co-coordinating, Implementation

CR/DR Test which includes Planning, Co-coordinating, Implementation

Managed batch processing jobs using Autosys and Control-M, ensuring scheduled tasks were executed accurately and efficiently. Supported and maintained hybrid environments, bridging on-premises and cloud infrastructure seamlessly.

Lead incident response efforts, including root cause analysis (RCA) and post-incident reviews (PIRs). Participate in on-call rotations to provide 24/7 support for system availability and incident response.

Environment: Git, GitHub, AWS, cloud foundry, Kubernetes, microservice arch, Kafka, AppviewX, Dynatrace managed, Splunk, Cassandra, control-m, Autosys, Jira, confluence Windows, Linux, ServiceNow.

Project: #2

Project

WPB Staff Channels

Client

HSBC

Role

Consultant Specialist

Duration

Nov 2017 –Oct 2019

Domain

Banking

Description:

HSBC Wealth and Personal Banking help customers to take care of their day-to-day finances and to manage, protect and grow their wealth. It operates an international network, and its breadth of expertise enables us to support individuals, families, business owners, investors, and entrepreneurs around the world through its cutting-edge application platform and infrastructure.

Roles & Responsibilities:

Working on DevOps/Agile operations process and tools area (Code review, unit test automation, Build & Release automation, Environment, Service, Incident and Change Management).

Highly experienced in middleware production team, supporting business or user impacting issues based on Incident Management.

Experience as DevOps engineer, with expertise on DevOps tools such as GIT, GitHub, Jenkins, Docker, Kubernetes, and Linux System Administration in heterogeneous environment.

Experience in Implement, Build and Deployment of CI/CD pipelines, managing projects often includes tracking multiple deployments across multiple pipeline stages (Dev, Test/QA staging and production).

Designed CI/CD processes in the context of a Jenkins orchestration, including the usage of automated build, test/QA, and deployment tools.

Responsibilities of Build/Release/Software Configuration and DevOps methodologies and setting up and maintaining CI & CD pipelines and delivering releases for multiple Applications running on both Linux-based distributed Infrastructures.

Active participation in Mock Live Dress Rehearsal (DR) events collaborating with application testers and business users.

Responsible for all ETL administrative tasks and involved data integration tasks with DevOps team.

Using Docker to manage micro services for development and testing and Utilize Dynatrace APIs for integrating with other IT management tools and automating routine tasks.

Development of Docker containers running Java applications with WAS and WEBLOGIC application servers.

Expertise in Performance Monitoring and Performance Tuning using Top, prstat, ps, vmstat.

Suggested and implemented Ideal JVM settings for different applications for better performance and HA.

Experience in maintaining resources as required by applications, such as: JMS, Workload management, Service Integration Bus (SiBus), Connection Factories, Queue destinations, Topic spaces, MQ Connection factories, JDBC Providers, JDBC Data sources, J2C Aliases, Connection Pooling, Virtual Hosts, Global Security and SSL.

Implemented AppDynamics for end-to-end application performance monitoring, enabling a comprehensive view of application health and user experience.

Installation and configuration of CA Wily Introscope agent and AppDynamics agent on Web Sphere Application servers to trace the application behavior and real time metrics related to memory and server performance. Responsible for configuring new SSL certs and cert renewals on WebSphere application and IHS servers.

Working with Engineers, QA, and other teams to ensure automated test efforts are tightly integrated with the build system and in fixing the error while doing the deployment and building.

Responsible for using Bug tracking tools like Remedy, Service now, Splunk.

Working on UNIX / Linux and performance monitors to diagnose performance issues on server level.

Excellent client relation skills and the drive to complete tasks effectively and efficiently where customer services and technical skills are demanded as well as the ability to communicate effectively with all levels of management and the technical community.

Environment: IBM WebSphere Application Server, IBM HTTP Server, IBM WebSphere Liberty Profile, Portal Server, DataPower, WebLogic, JBOSS, Git, GitHub, Jenkins, Ansible, Shell, Python, Jira, Linux, Windows, AIX, IBM MQ, CA Wily Introscope, App Dynamics, Splunk, ServiceNow.

Project: #3

Project

GMPSS (Global Middleware Production Support Services)

Client

HSBC

Role

System Administrator

Duration

Nov 2015 – Oct 2017

Domain

Banking

Description:

GMPSS takes care of and delivers all middleware infrastructure support covering 7x24x365 and managing the physical servers. Team oversees scheduling of installations, configurations, decommissions, research, and troubleshooting of underlying software and environmental events related to application availability.

Roles & Responsibilities:

Worked on ITIL model on Incident, Problem and Changes using HP Service Manager and ITSM tool, collaborating with application team and Operations team for providing break fix of live issues.

Highly experienced in middleware production team, supporting business or user impacting issues based on Incident Management.

Responsible for all Administrative tasks including WebSphere Application Server domain configuration which includes components like WebSphere Application server, IHS webserver.

Experience in applying patches and fix packs for all versions of WebSphere application.

Experience in middle ware tool such as WebSphere Application servers Oracle WebLogic, Tomcat, Apache, MQ and IIB servers.

Installation and configuration of WebSphere Application Server 6.x,7.0,8.0 & 8.5 using silent installation techniques, IBM Http Server, Webserver plug-in.

Ensuring that every inventory repository is up to date for all supported components.

Installed IBM HTTP Server on different nodes and configured them by generating the plug-in.

Responsible for deploying, monitoring applications, log files and providing information to the developers.

Have experience in Installing Monitoring Tools like CA Wily Introscope on Application Servers.

Deployment of EAR & WAR files on WebSphere Application Server by using console and scripting.

Configured WebSphere resources like JDBC providers, JDBC data sources, connection pooling.

Responsible for configuring relational databases like Oracle and SQL server with application server.

Trouble shooting various problems in different stages of development using logs files.

On-call support (24x7), Monitoring and maintaining multiple applications.

Environment: IBM WebSphere Application Server, IBM HTTP Server, IBM MQ, Portal Server, DataPower, ServiceNow, GSD, Shell, Python, WebLogic, JBOSS, CI/CD tools, SDLC, Linux, MuleSoft

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