Devops Engineer Configuration Management

Rajesh Kumar Vasamsetty

Devops Linux Administration AWS CICD GitHub Python Jenkins Terraform Ansible Kubernetes

Email: *************@*****.***

Cell: +1-214-***-****

LinkedIn: www.linkedin.com/in/rajeshdevops

Professional Summary:

Experienced cloud and DevOps Engineer with a decade of expertise in IT industry and having worked in public cloud platforms, specializing in AWS and Azure.

Around 12+ Years of IT experience as DevOps engineer with experience in the areas of Automation, Software Configuration Management, Kubernetes, Terraform, AWS, Azure and Linux Administration, Version Control, DevOps/Build, Security and Release management, Linux System Administration

Good exposure on Linux administration tasks like monitoring, user management, process management, patch updating, LVMs, Raid configuration, quota enabling, ACLs, kernel update on BareMetal servers.

Experience in setting up Development environment using Vagrant.Worked on Version Control or Source Code Management tools – Git/GitHub/ Bit bucket/ Azure Repos. Branching/Merging/Creating/Tagging and cloning repo's).

Setup/Managing Databases on Amazon RDS. Configured and managed LDAP directories for secure and centralized authentication across multiple systems.

Implemented LDAP-based Single Sign-On (SSO) solutions to streamline user access and improve security.

Worked with various Unix flavors including Linux, Red Hat, CentOS, Ubuntu, AIX, Solaris, HP-UX.

Utilized sed, awk, grep, cut, sort, uniq, paste, join, tr for text processing and data manipulation.

Scheduled tasks and managed processes with cron, at, find, locate, ps, top, htop, kill, nice, renice.

Employed grep, sed, awk, egrep, fgrep for complex pattern matching and text searches.

Debugged and monitored system calls, analyzed and filtered logs using strace, lsof, journalctl.

Provided technical support, documented configurations, and collaborated on complex issues using ps, top, htop, kill, strace, lsof.

Volume maintenance - Create, Resize, Recover, Remove the Volumes & Mirroring as per requirement

Install, configure and troubleshooting problems associated with VERITAS Cluster Server

Troubleshooting VCS startup, service groups, resources, VCS configuration backup and restore.

Administering service groups, resources, systems & clusters and managing, backing up and restoring VCS configuration files

Implementation and Development of building cloud native application development in AWS and Azure

Experience in managing Docker orchestration and Containerization using Kubernetes, Elastic Container Service (ECS)

Experience on Devops Tools such as Docker, Kubernetes, Git, Jenkins, Maven and Terraform.

Experience in Deploy, maintain, and improve performance over containerized applications in EKS and ECS to support application Development in AWS Cloud.

Experience in infrastructure/cloud provision tools (IAC) such as Terraform and CloudFormation.

Experience in the areas of Software Configuration Management, Version Control, DevOps/Build and Release management, AWS Cloud Administration and Linux System Administration.

Extensively worked on CI/CD tool Jenkins, AWS DevOps, GitHub (Administer/Configure/Manage/ Project creation) for Production and Development environments.

Configuring and Developing AWS serverless with Python in Lambda, S3, SNS, API Gateway

Hand-on experience in creating custom pipeline in Jenkins using Jenkins’s file (Declarative Pipeline) and Freestyle jobs, Pipeline Jobs by using Groovy script.

Hands on experience on Harness tool for writing pipelines, deploying code for integrating AWS with Blue-Green rolling deployments.

Experienced in authoring pom.xml files performing releases with the Maven release plug-in and managing artifacts.

Good experience with Helm charts deployments, writing manifest files to deploy k8s objects/micro services.

Created Shell scripts (Bash) for the build and release process automation process in Jenkins and monitoring applications.

Experience in building and managing ELK (Elasticsearch, Logstash and Kibana) stack for search, analytics, and centralized logging.

Experience in Configuration Management tools such as Ansible.

Involved in designing and deploying a multitude application utilizing almost all AWS stacks (Including EC2, Route53, S3, RDS, SNS, Cloud Front, ELB, IAM, Cloudwatch, Security Group) focusing on high-availability, fault tolerance, and auto-scaling.

Migrated the current Linux environment to AWS Linux environment and used ELB and Auto scaling feature.

Experience in setting up Development environment using Vagrant.

Worked on Version Control or Source Code Management tools – Git/GitHub/ Bit bucket (Branching/Merging/Creating/Tagging and cloning repo's).

Setup/Managing Databases on Amazon RDS.

Applied scripting experience in advanced scripting languages (eg. Groovy, Shell, Yaml)

Having experience in monitoring tools like Grafana, Prometheus, Cloud-watch, Kibana for monitoring Kubernetes cluster.

Created AWS Route53 for different routing requirements such as active-passive failover and latency-based routing.

Good working knowledge on RDS (MySQL, Aurora DB) and MongoDB (NoSQL) administration tasks for taking backup, permissions with SSL or user management, cloud to site connections.

Experience in working with HashiCorp Vault for maintaining secrets and utilizing secrets.

Extensive experience in building & deploying WAR, JAR files on test, stage & production servers.

Good experience in working with a team together to deliver best outputs in given time frames.

Excellent interpersonal skills, ability to interact with people at all levels.

Implemented Dynatrace for application performance monitoring, enabling proactive detection and resolution of issues.

Experience in working with HashiCorp Vault for maintaining secrets and utilizing secrets.

Extensive experience in building & deploying EAR, WAR, JAR files on test, stage & production servers

Supported the application in production and worked closely with offshore teams.

Technical Skills:

Operating System: RHEL, Centos, Ubuntu, Amazon Linux, Debian

Hardware: Servers-Dell PowerEdge (M520, C6100), HP Proliant DL380e Gen8

System Administration: Installing Linux Operating System, configuring user, Group

administration, ACL. Performing Automation of Jobs, Disk partitions,

Mounting File systems, Backup and Recovery. Installing, configuring

And troubleshooting DHCP, NIS, Web, Squid, Samba and

Troubleshooting Linux System

Containerization: Docker, Pod

Docker Image Scanner Clair

Docker Registry Docker Hub, Amazon ECR, Nexus

Security IAM, KMS, SSL, VPN, SSM

Cloud: AWS, Azure

AWS Services: EC2, RDS(Aurora), Lambda, EBS, S3, SSM, Autoscaling, ELB, SNS, IAM,

VPC, Redshift, Cloudwatch, Route53, API Gateway, ECR, ECS, Target

Groups, Event bridge, Batch

Azure Services: VMs, VNet, IAM, Storage (Blob, File storage, Tables), AKS, Azure

Devops (Organisation, pipeline with GIT), Container Registry

Cloud Native Architecture Microservices, Serverless, API Gateway, AWS Lambda

CI/CD Tools: Jenkins, Harness, Maven, GitActions, GitLab

Source Code Management Git, GitHub, GitLab, Bitbucket

Configuration Management: Ansible

Infrastructure as Code: AWS CloudFormation, Terraform

Artifactory: Nexus, JFrog, SonarQube

Web Servers Apache, Nginx

Query Languages: SQL

Container Orchestration: ECS, Docker Swarm, Kubernetes, RCF (ReactorCX Framework)

Scripting Languages: Bash/Shell script, Python, Expect Script, AWK, SED, YAML

Virtualization: Vagrant, VirtualBox (Oracle), VMWare

Monitoring Tools: Prometheus-Grafana, Kibana, Datadog

Central Logging: ELK (Elastic Search, Logstash and Kibana)

Message Broker: Kafka, Zookeeper, RabbitMQ

Database servers: MongoDB, MySQL, DynamoDB

Firewall: Cyberoam CR50ing, CR250ing

Education Qualification:

Bachelor’s in computer science engineering., B.Tech from Jawaharlal Nehru Technological University at Hyderabad, India in 2006.

Projects Summary:

Client: ESRA Technologies Inc.,

Duration: June 2024 – Aug 2024

Projects: Product Platform (Health care Product)

Role: Devops Engineer

Location: Dallas, Texas

Environment: AWS, Linux, Windows, Docker, GitHub, Jenkins, Nexus, Terraform, Shell Script, Kafka, EKS

Responsibilities / Deliverables:

Handling Microservices with blue-green deployment in Health Care domain.

Creating CI/CD pipelines through Jenkins services with multi branch pipeline by using Jenkinsfile.

Working on different AWS services: EC2, IAM-policy, role, VPC creation, Peering, Route53, EBS, S3, Redshift, Cloudwatch alarms, events, ECS and deployment, SSM- Parameter store, ELB, ECR, EKS

Experienced with Agile-Scrum methodologies, effectively involved in sprint backlog refinement, meetings to smooth user stories flow.

Automation of infrastructure with Terraform for Dev/Stage/Perf environments development.

Automating ad-hoc works with Shell script/python.

Working on production environments for any kind of deployments.

Installed MAVEN and configured in Jenkins job configuration.

Experience on to run Crontabs and Configuring, managing LVM Logical Volume Manager.

Configured prometheus-grafana for all instance, container and service level monitoring for support.

Client: 7-11, Western Union, MGM Resorts

Duration: Oct 2022 – April 2024

From: Loyalty Methods Ltd.,

Role: Devops Consultant

Location: Hyderabad, India

Environment: AWS, EKS, Docker, Ansible, Azure Kubernetes, GitHub, Jenkins(Groovy), Nexus, Terraform, Maven, JIRA, UNIX, Shell Script, Python (Boto3), Zookeeper, Kafka, NIFI

Responsibilities / Deliverables:

Developing CI/CD roadmap and implementing to the project in Retail Domain

Help scale our platform to 10x customers.

Worked on Cloud-native development for developing the product application of CI/CD.

Developed AWS cloud native application based on client requirement of our product using Cloudformation.

In Cloud-native used major AWS services like CloudFormation stack development for microservices through ECS using ECR, EC2, ELB, Targroups.

Improve deployment process with AWS (blue-green deployment with weighted routing).

Experience on to run Crontabs and Configuring, managing LVM Logical Volume Manager.

Implemented advanced querying techniques and aggregations in Elasticsearch to optimize data retrieval and analysis performance.

Hands on experience on Harness tool for writing pipelines, deploying code for integrating AWS with Blue-Green rolling deployments.

Automated harness for integrating with CloudFormation for deployment.

Harness worked on Coninuous integration and continuous verification for build, test, deploy and verify of pipeline.

Collaborated with cross-functional teams to identify key metrics and requirements for log analysis, ensuring alignment with business objectives.

Conducted troubleshooting and root cause analysis using Kibana and Elasticsearch to diagnose issues and enhance system performance.

Provided training and support to team members on Kibana and Elasticsearch functionalities, promoting knowledge sharing and skill development within the organization

Support the maintenance and configuration of development environments in Kubernetes(EKS & AKS).

Develop and support Terraform, Ansible, Harness, and Jenkins jobs used to instantiate and manage dev, qa, sandbox, performance, and production environment.

deploying, automating, maintaining, troubleshooting, and improving the systems that keep the backend infrastructure running smoothly.

Maintain user and role management in AWS, database, and DevOps tools.

Installed and configured various Unix/Linux distributions, including Red Hat, CentOS, and Ubuntu, ensuring systems are tailored to organizational needs.

AWS Service administration: IAM-policy, role, VPC-subnets, security group, Route53, EC2- spot, on-demand, EBS, S3, Redshift, Cloudwatch alarms, events, ECS, CloudFormation stack creation and deployment.

Maintain Redis cluster with Microservices in ECS and EKS.

Elastic Search as log db for logstash to Kibana (ELK)

Maintain create and access permission for git repo.

Jenkins Master Slave configuration with AWS spot-fleet

Creating Declarative Pipeline for the projects in Jenkins using Groovy scripts

Resolving incident and tickets infrastructure related issue

Docker file and docker-compose for building micro service level environment.

Automate ad-hoc tasks using Scripting bash-shell, python script.

Improve automated test and simulation frameworks.

Develop application performance management to measure and act upon performance date.

Consult and contribute to system architecture.

Develop application features and improvements.

Participate in on-call schedule in local time zone.

Write clean, well-documented and resilient code.

Configured prometheus-grafana for all instance, container and service level monitoring for support.

Experienced with Agile-Scrum methodologies, effectively involved in sprint backlog refinement, meetings to smooth user stories flow.

Coordinated with product owner, scrum master to refine the backlog and understand the project requirement.

Documenting all reported malfunctions and actions taken in response (incident management).

leveraging monitoring and APM tools to research, open and resolve defects or performance problems. (NewRelic, Grafana / Prometheus, Datadog)

Experienced with Agile-Scrum methodologies, effectively involved in sprint backlog refinement, meetings to smooth user stories flow.

Develop application features and improvements.Participate in on-call schedule in local time zone.

Write clean, well-documented and resilient code.Creating and managing AKS (Azure Kubernetes Service) for deploying and managing containerized applications.

Automation of Microsoft Azure resources creation using Terraform scripts.

Demonstrated competency with the following Azure services: Virtual Machines, Virtual Networks, App services, ACR, AKS, Azure DevOps, Load Balancer, Traffic Manager, Express Routes, CDN, App Service Environments, ARM Templates, Managed Disks, Blob Storage, Files storage.

Client: ADTRAN

Duration: May 2022 – Oct 2022

From: Capgemini Engineering

Role: AWS Developer

Environment: AWS, Lambda, API Gateway, SSM, Python3.x, Docker, GitHub, CloudFormation, JIRA, UNIX

Location: Hyderabad, India

Responsibilities / Deliverables:

The Scope of the project is creating CICD framework for the microservice architecture and maintain with application with zero down time.

Launch Amazon EC2 Cloud Instances using Amazon Images (Linux/ Ubuntu) and configuring launched instances.

Handling KPIs for Telecom domain

Taking care of incidents, release management with support on public cloud.

Create a S3 buckets and managing policies for S3 buckets and Utilized S3 bucket and backup on AWS.

Implement the AWS services such as EC2, S3, VPC, IAM, CloudWatch, etc. Build/ Development

Defining and setting development, test, release, update, and support processes for DevOps operation

Monitoring the processes during the entire lifecycle for its adherence and updating or creating new processes for improvement and minimizing the wastage

Defining and setting up error tracking and monitoring tools

Identify and deploying cybersecurity measures by continuously performing vulnerability assessment and risk management.

Directly works with developers to help them leverage our CI/CD tooling to deploy their applications.

Administration and operations of the CI/CD pipeline

Developed Terraform modules to provision cloud infrastructure in different environments.

Implement the Continuous Integration using Jenkins and GIT

Create Cloudwatch alerts for instances and use into Auto scaling launch configurations.

Implemented and maintained the monitoring and alerting of production and storage using AWS Cloudwatch.

With Lambda, S3 and API Gateway worked for data moving to xls and uploading in excel and updating to email.

Automate and deploying infrastructure using CloudFormation.

Worked with product development to resolve build-related issues in this project.

Managing users and groups using the amazon identity and access management (IAM)

Setting up private networks and sub-networks using virtual private cloud (VPC) and creating security groups to associate with the networks under OpenVPN.

Worked with the automated scripts for the Build and Deployment of the applications.

Creating snapshots and amazon machine images (AMIs) of the instances for backup and creating clone instances.

Managing micro service, troubleshooting on containers, maintaining stats for all micro service

Automate tasks using Scripts, AWSCLI

Maintain and configure Jenkins master slave.

Continues integration and deployment in QA and Production using Jenkins.

Setup a nightly shutdown scripts triggering though lambda and events monitoring in dynomodb.

Client: UNITY, RCX

Duration: Aug 2018 – May 2022

From: Rythmos India Pvt Ltd.,

Role: Devops Consultant

Environment: AWS, GitHub, Jenkins, CloudFormation, Maven, JIRA, UNIX, Confluence, Salt Stack, Kafka,

NIFI, Nexus

Location: Hyderabad, India

Responsibilities / Deliverables:

This is about Gaming and Retail Domain worked on.

Participate in the release cycle of the product which involved environments like Development, QA, UAT and Production

Installed and configured GIT and communicating with the repositories in GITHUB.

Install and update the Jenkins Plug-ins to achieve CI/CD.

Working on jenkins Automation, configuration, High Availability.

Working on Jenkins – Master and Slave configurations and multibranch pipelines.

Worked on Jenkins migrations and configurations.

Worked on Jenkins Plugins installation and configuration.

Experience to Set up Jenkins slave configuration both Linux servers.

Experience in installation & configuration of configuration management tools like Ansible.

Implemented the Continuous Integration server (Jenkins) for automate the build process for Maven projects.

Installed MAVEN and configured in Jenkins job configuration.

Responsible for Branching and merging the code as per the schedule.

Perform weekly build cycle and testing processes.

Install and Configure Continues jobs for automating build Processes.

Install and Configure Nexus to manage the artifacts in different Repositories.

Install, configure, and administer Jenkins CI tool on Linux machines.

Implement the setup for Master slave architecture to improve the Performance of Jenkins.

Create the Jenkins, for Continuous Integration and deployment into Tomcat Application Server.

AWS Service administration: IAM-policy, role, VPC-subnets, security group, Route53, EC2- spot, on-demand, EBS, S3, Redshift, Cloudwatch alarms, events, ECS, CloudFormation stack creation, Event Bridge, Batch, and deployment

Improve automated test and simulation frameworks.

Worked on self-tool of orchestration by python, shell-script and yaml.

Support and developer tools for integration, automated testing, and release management.

Configure and automate the Jenkins Build jobs for Continuous Integration.

Apache Tomcat as application server for deploying the artifact.

Provisioning, orchestration, packages, services, configuration, and deployment using ansible.

Branching, cloning, tagging, and maintaining the version across the environment’s tools like GIT on Linux

Working on POC on different tools for automation and integration into the project

Write clean, well-documented and resilient code.

Working on CloudFormation scripts for automating infrastructure for multi environments deployment.

For live game automation working on salt stack commands for fast solutions of performance.

Client: Macy’s

Duration: July 2017 – Aug 2018

From: Nisum Consulting India Pvt Ltd.,

Role: DevOps Engineer

Environment: AWS, GCP, ServiceNow, GitHub, Jenkins, Maven, Linux, Confluence, JIRA

Location: Hyderabad, India

Responsibilities / Deliverables:

Worked for E-commerce portal development.

Design and implement the infrastructure for high availability using multiple AWS availability zones.

Performed EC2 instances provisioning on AWS environment and implemented security groups.

Manage Sonatype Nexus repositories to download the artifacts during the build.

Deployed the build artifacts into environments like QA, UAT and production according to the build life cycle.

Ansible and other configuration management tools to deploy consistent infrastructure code across multiple environments.

Automate the build and release management process including monitoring changes between releases.

Setup Elastic Load Balancer for distributing traffic among multiple servers.

Involve in deploying the content cloud platform on Amazon Web Services using EC2, S3 and EBS.

Create S3 buckets and managing policies for S3 buckets and Utilized S3 bucket and Glacier for storage and backup on AWS.

Resolve the JIRA tickets for different environments of DevOps for all the projects.

Collaborate with development support teams to setup a continuous delivery environment with the use of Docker.

Client: C21, Ominto, Alaska

Duration : May 2014 – May 2017

From : Loyalty Methods India Pvt Ltd.,

Role: AWS & Linux Support Engineer

Environment: AWS, GitHub, Linux, Confluence, Bitbuket, Perl Scripting, Nagios, Jenkins

Location: Hyderabad, India

Responsibilities / Deliverables:

Responsible for installing Jenkins master and slave nodes.

Ansible and other configuration management tools to deploy consistent infrastructure code across multiple environments. Responsible for installing Jenkins master and slave nodes.

Handling admin accounts and responsible for AWS, Google for mail exchange, JIRA.

GitHub and CircleCI integration tool.

Transferring the data between S3 from different AWS accounts for huge data transfer.

Handling Cloudflare account for DNS resolution along with firewall protection and whitelist of IPs for the server.

Handled user account management tasks, including password resets, account creation, and permission adjustments.

Responded to and resolved L1/L2 support tickets related to system performance, network connectivity, and user access issues.

Conducted initial diagnostics and escalated complex issues to higher-level support as needed, ensuring minimal downtime.

Provided first-line technical support to users, addressing and resolving basic to moderately complex issues.

Launch Amazon EC2 Cloud Instances using Amazon Images (Linux/ Ubuntu) and Configuring launched instances

Create a S3 buckets and managing policies for S3 buckets and Utilized S3 bucket and backup on AWS

Implement the AWS services such as EC2, S3, VPC, IAM, CloudWatch, CloudFront etc. Build/ Development

Defining and setting development, test, release, update, and support processes for DevOps operation

Monitoring the processes during the entire lifecycle for its adherence and updating or creating new processes for improvement and minimizing the wastage

Defining and setting up error tracking and monitoring tools

Installing, configuring, and maintaining Unix-based systems, including servers and workstations.

Performing regular system updates, patches, and security upgrades.

Creating and managing user accounts, groups, and permissions.

Setting up and managing SSH keys and other authentication mechanisms.

Configuring and managing file systems (e.g., ext4, ZFS, NFS).

Performing backups and restoration of data using tools like rsync, tar, and backup software.

Monitoring disk usage and managing storage solutions.

Setting up and managing network interfaces, routing, and DNS configurations.

Troubleshooting network issues using tools like ping, traceroute, netstat, and tcpdump.

Configuring firewalls (e.g., iptables, firewalld) and VPNs.

Monitoring system performance using tools like top, htop, vmstat, and iostat.

Analyzing system logs and diagnosing issues using tools like syslog, dmesg, and logrotate.

Optimizing system performance through resource management and tuning.

Writing and maintaining shell scripts (bash, sh) for automation of routine tasks.

Utilizing configuration management tools (e.g., Ansible, Puppet, Chef) for system provisioning and management.

Automating deployment processes and integrating CI/CD pipelines.

Implementing and maintaining system security measures, including firewalls, SELinux

Conducting security audits and vulnerability assessments.

Planning and implementing backup strategies and disaster recovery plans.

Ensuring high availability and business continuity through redundancy and failover mechanisms.

Ensured compliance with industry standards, maintained documentation, and participated in audits with audit, PCI-DSS, HIPAA.

Debugged and monitored system calls, analyzed and filtered logs using trace, lsof, journalctl.

Working with different Unix flavors such as Linux (Red Hat, CentOS, Ubuntu), AIX, Solaris, and HP-UX.

Documenting system configurations, procedures, and troubleshooting steps.

Responding to and mitigating security incidents and breaches.

Conducting security audits and vulnerability assessments.

Writing and maintaining shell scripts (bash, sh) for automation of routine tasks.

Deploying React based internal web applications

Identify and deploy cybersecurity measures by continuously performing vulnerability assessment and risk management.

Crating Dashboard and alerts for Redis and Elastic search services

Directly works with developers to help them leverage our CI/CD tooling to deploy their applications

Administration and operations of the CI/CD pipeline

Building and improving the CI/CD declarative pipeline with Groovy Scripts

Written reusable templates using Terraform to build staging and production environments on Azure.

Developed Terraform modules to provision cloud infrastructure in different environments.

Implement the Continuous Integration using Jenkins and GIT

Create Cloudwatch alerts for instances and use them with Auto scaling launch configurations.

Implemented and maintained the monitoring and alerting of production and storage using AWS Cloudwatch

Experience with container-based deployments using docker, working with docker images, Docker Hub and Docker-registries and Kubernetes.

Used Kubernetes to deploy scale, load balance, scale and manage Docker containers.

Automate and deploy infrastructure using terraform.

Worked with product development to resolve build-related issues in this project

Implemented CloudFront with S3 Origin path to increase application performance.

Managing users and groups using the amazon identity and access management (IAM)

Setting up private networks and sub-networks using virtual private cloud (VPC) and creating security groups to associate with the networks and setting up to maintain database servers

Worked with the automated scripts for the Build and Deployment of the applications.

Creating snapshots and amazon machine images (AMIs) of the instances for backup and creating clone instances.

Design EC2 instance architecture to meet high availability application architecture using Elastic Load Balancers.

Implement Redis cluster to maintain the high availability of cache data for application

Access providing to projects in SVN, build in Jenkins backup in Jenkins, Blue green deployment in

Elastic Container Service

Managing micro service, troubleshooting

Automate tasks using Scripts, AWSCLI

Maintain and configure Jenkins master slave

Client: Cambridge Technology Enterprises

Duration: Aug 2012 – Apr 2014

From : Origin to Future Services Ltd

Role: System Engineer-IT infrastucture

Environment: Aws, Linux Administration, Shell Scripting, Monitoring (IT360 tool)

Location: Bangalore, India

Responsibilities / Deliverables:

Develop Ansible Playbooks, Docker files for different scenarios to manage the infrastructure and integrating with CI / CD (Jenkins)

Responsible for installing Jenkins master and slave nodes.

Ansible and other configuration management tools to deploy consistent infrastructure code across multiple environments.

Install and manage the different automation and monitoring tools like Nagios and Cloud Watch.

Design and implement the infrastructure for high availability using multiple AWS availability zones.

Perform EC2 instances provisioning on AWS environment and implemented security groups.

Managed Sonatype Nexus repositories to download the artifacts during the build.

Developed and implemented software release management strategies for various applications according to agile process.

Monitored system performance and resource utilization using tools such as Nagios, Zabbix, and Grafana.

Conducted routine system health checks, patch management, and updates to ensure optimal performance and security.

Managed backups and recovery procedures to safeguard critical data.

Handled user account creation, deletion, and permission management following organizational policies.

Assisted users with password resets and access issues, ensuring compliance with security protocols.

Responded to and resolved basic technical issues and service requests from users, including login issues, connectivity problems, and software installation.

Logged and tracked incidents using IT service management tools like Manageenigne, ensuring timely resolution and user satisfaction.

Investigated and resolved escalated issues that require deeper technical knowledge and advanced troubleshooting skills.

Analyzed system logs and used diagnostic tools to identify and address root causes of complex issues.

Collaborated with L3 administrators and engineering teams to resolve critical incidents and implement long-term solutions.

Configured and optimized system settings, network configurations, and security policies to enhance system performance and security.

Implemented automation scripts using Bash, Python, or Ansible to streamline repetitive tasks and improve

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