SUMMARY

• Over 10+ years’ experience in IT IncludesCloud (AWS, GCP),DevOps, Configuration management, Infrastructure automation, Continuous Integration and Delivery (CI/CD). I can implement effective strategies for N - Tier application development in bothCloud and On-premisesenvironments. Experience in dealing withUnix/Linux and Windowsserver administration.
• Experience in Infrastructure Development and Operations involving AWS Cloud Services, EC2, EBS, VPC, RDS, SES, ELB, Auto scaling, CloudFront, Cloud Formation, Elastic Cache, API Gateway, Route 53, Cloud Watch, SNS.
• Experience in changing over existingAWSinfrastructure toServerlessarchitecture(AWS Lambda, AWS Kinesis)through the creation of aServerlessArchitecture usingAWS Lambda,API gateway,Route 53, S3 buckets.
• Expertise in buildingCI/CDon AWS environment usingAWS Code Commit,Code Build,Code DeployandCode Pipelineand experience in usingAWS CloudFormation, API Gateway,andAWS Lambdain automation and securing the infrastructure onAWS.
• Hands-on in usingOpenShiftfor container orchestration withKubernetescontainer storage, automation, to enhance container platform multi-tenancy. Experience withOpenShift, Kubernetesarchitecture and design, troubleshooting issues and multi-regional deployment models and patterns for large-scale applications.
• Proficiency in usingDocker Hub, Docker Engine, Docker images, Docker Weave, Docker Compose, Docker Swarm, andDocker Registryand usedcontainerizationto make applications platform when moved into different environments.
• Proficient in creatingDocker imagesusingDocker File, worked onDocker containersnapshots, removing images, and managingDocker volumesand implementedDockerautomation solution forCI/CDmodel.
• Extensive experience in installing, configuring and administeringJenkins CItool on Linux machines and usedJenkins Pipelinesto drive all Microservices builds out to theDocker Registryand then deployed toKubernetes, Created Pods and managed using Kubernetes.
• Involvement in developingAPIsusingKubernetesto manage and specify the copies of the containers to run the actual servers in the cloud environment.Scheduled,deployedand managedcontainerreplicas onto anode clusterusingKubernetesand deployedDockercontainers throughKubernetesto manage themicroservicesusing itsNodes, Pods, ConfigMaps, Selectors, Services.
• Expertise in configuring the monitoring and alerting tools according to the requirement like Prometheus and Grafana, setting up alerts and developed multiple dashboards for individual applications in Kubernetes. Experience in Configuration management tools such as Chef, Ansible and Puppet. Wrote Chef recipes and cookbooks in Ruby scripting.
• Experienced in implementing APIs using Kubernetes to manage and specify the copies of the container to run the actual servers in the cloud environment. Scheduled, deployed and managed container replicas onto a node cluster using Kubernetes. Experience in managed Kubernetes services such as Azure Kubernetes (AKS) and AWS Elastic Container service. Worked with Rancher for orchestration of kube deployments using on-prem and EKS clusters.
• Experienced inAnsibleTower, which provides an easy-to-use dashboard and role-based access control and in developingAnsibleplaybooks for managing the application/OS configuration files in GIT hub, integrating with Jenkins, and Verifying with Jenkins plugins, deploying the application in Linux environment.
• Experience inAnsiblesetup, managing hosts file, UsingYAMLlinter, authoring various playbooks and custom modules with Ansible and Ansible Playbooks to automate in AWS services like LaunchingEC2, ProvisioningIAM, ConfiguringVPC,EBS, Monitoring usingCloud WatchandCloud Trail.
• Well versed in configuring an automated tool Puppet that included installation and configuration of Puppet and written manifests and modules for a puppet to do tasks like application deployment, configuration and create filesystems.
• Professional in deploying and configuring Elasticsearch, Logstash, Kibana (ELK) and AWS kinesis for log analytics and skilled in monitoring servers using Nagios, Splunk, AWS CloudWatch, Monitor and ELK.
• Skilled with Python, Bash/Shell, PowerShell, Ruby, Perl, PowerShell, JSON, YAML, Groovy. Developed Shell and Python scripts used to automate day to day administrative tasks and automation of the build and release process.

TECHNICAL SKILLS

Cloud Platforms: Amazon Web services, Azure, GCP, OpenStack, PCF.

CI/CD: Jenkins, VSTS, Bamboo, GitLab.

Configuration Management Tools: Chef, Ansible, Ansible Tower

Infrastructure as Code Tools: Terraform, AWS CloudFormation, Azure Resource Manager (ARM), Chef, Ansible.

Source Code and Repositories: GIT, Bitbucket, Subversion, Team Foundation Version Control (TFVC)

Distributed Messaging Platform: KAFKA

Security and Encryption Tools: GIT Crypt, Ansible Vault, AWS Key Management Services, Azure Vault

Containerization & Orchestration Tools: Docker, Kubernetes, Azure Kubernetes Service (AKS), Elastic Kubernetes Service (EKS), Amazon EC2 Container Service (ECS), Azure Container Service (ACS), Apache Mesos, Docker Swarm, OpenShift.

Logging and Alerting: ELK, Splunk, Cloud Watch, SNS

Test Automation: Junit, Selenium, Cucumber

Application Servers: Apache Tomcat, JBOSS, Web Logic, Web Sphere

Web Servers: Nginx, Apache HTTP

Operating Systems: Windows, Linux (Centos, RHEL, Ubuntu)

Databases: Oracle 10g/11g/12c, Mongo DB, MySQL, Cassandra

Scripting: Python, Shell, PowerShell, Ruby, JavaScript

PROFESSIONAL EXPERIENCE

Confidential, Johnston, RI

Sr Cloud/ DevOps Engineer

Responsibilities:

• Worked on various AWS services which includes importing necessary volumes, launching EC2 instances, S3 for object static webpages and created security groups, auto scaling, load balancer, Route 53 and SNS as per architecture using IAAC tools like Terraform.
• Configured and managed various AWS Services includingEC2, RDS, VPC, S3, Glacier,Cloud Watch, Cloud Front, and Route 53etc.
• Configured various performance metrics usingAWS Cloud watch & Cloud Trial. Worked on configuring Cross-Account deployments usingAWS Code Pipeline,CodeBuildandCode Deployby creating Cross-Account Policies & Roles onIAM. Used AWSRoute 53for configuring the High-Availability and Disaster recovery to make the environment up and running in case of any unexpected disaster.
• Maintained the user accounts (IAM), RDS, Route 53, VPC, RDB, Dynamo DB, SES, SQS and SNS services inAWScloud.Written variousLambdaservices for automating the functionality on the Cloud. Written 80+ custom Terraform modules for IAC with high scalability and Re-usability.
• Worked on setting up Modules, Workspaces, Orgs, VCS Provider, Policies, Authentications in Terraform Enterprise and also worked on firewall issues between Terraform Enterprise and cloud.
• Used Terraform Enterprise and terraform open source to spin up cloud infrastructure by uploading Configuration via the TFE API, Terraform CLI and GitHub Web Hooks and also using Jenkins in CI/CD pipelines using Backend configuration and Terraform CLI. Created Terraform policies that should be used Across the entire organization based on GitHub Flow.
• Created Clusters usingKubernetesand worked on creating manypods,replicationcontrollers, replica sets, services, deployments, labels, health checks and ingress by using Helm charts. Implemented Kubernetes to deploy scale, load balance, scale and manage docker containers with multiple name spaced versions.
• Implemented and supported Kubernetes cluster running on-top of 60 worker nodes and also automated deployment tasks with container technologies such as Docker, helm and rancher.
• Automated the Environment Provisioning Using Docker. Created a CI/CD pipeline with Jenkins to deploy containerized applications using Docker in the AWS cloud for Dynamic scaling capabilities. Worked with Docker container snapshots, attaching to a running container, managing containers, directory structures and removing Docker images.
• Virtualized the servers usingDockerfor the test environments and dev-environments needs, also configuration automation usingDockercontainers. Experience in creatingDocker Containersleveraging existing Linux Containers and AMI's in addition to creatingDocker Containersfrom scratch. Container management using Docker by writingDockerfilesand set up the automated build on Docker HUB and installed and configured Kubernetes.
• Created Ansible PlayBooks to deploy applications into Kubernetes clusters using Rancher to orchestrate. Created inventory, job templates and scheduling jobs using Ansible Tower. Downloaded and managed Ansible roles from Ansible Galaxy to automate the infrastructure. Implemented and designed AWS virtual servers by Ansible roles to ensure deployment of web applications.
• Created Ansible Playbooks to provision Apache Web servers, Tomcat servers, Nginx, Apache Spark and other applications.
• Built an entire Jenkins Pipeline shared libraries framewok that is being used across the bank. Delivering quality code that meets requirements and specifications on time and accomplishes all aspects of the software configuration management (SCM) process, DevOps and Build/Release management.
• Orchestrating CI/CD process by triggers, human input and dependency chains and environment and writing Jenkins files and Groovy scripts to create pipeline jobs based on the requirement. Design, develop, setup, configure and administer the DevOps environment including tools setup, licensing and provisioning.
• Involve in release planning and executed the release build request from the project team throughJIRATicket.
• Experienced using different log monitoring tools like Splunk, ELK (Elasticsearch, Log Stash, and Kibana) to see logs information. Monitor and get the health and security notifications from nodes. Created monitors, alarms and notifications for EC2 hosts using CloudWatch.
• Designed an ELK (Elastic Logstah Kibana) system to monitor and search enterprise alerts and configures ELK stack in conjunction with AWS and using Logstash to output data to AWS S3. Terminated SSL on to Ngnix to remove overhead on API servers.
• Used Splunk to monitor the system logs wee as notify the incident management system upon exceeding thresholds.
• Managed and administered Jenkins, Jfrog, GitHub and SonarQube
• Wrote automation scripts and programs in development and production environments to implement configuration management through the use of code. Using REST API from command line or within bash scripts using to automate Jenkins and jfrog.
• Administer application servers, source and version control systems, binary artifact. Creating and managing Github branches, generating reports using Github API.

Confidential, Charlotte, NC

Sr. Cloud/ DevOps Engineer

Responsibilities:

• Designed, developed, automated, deployed, scaled and managed both private and public cloud environments. Configured and Networked Virtual Private Cloud (VPC). Worked with AWS services like EC2, Elastic Beanstalk, S3, RDS, EBS, ELBs, VPC, Glacier Cloud Formation.
• Maintained the IAM user accounts, RDS, Route 53, VPC, RDB, Dynamo DB, SES, SQS and SNS services in AWS cloud. Created S3 buckets and restricted access to buckets and directories to specific IAM users and associated virtual MFA tokens for IAM users for security. Configured AWS IAM and Security Group in Public and Private Subnets in VPC.
• Responsible for deploying and managing highly available, and fault tolerant systems on Amazon Web Services (AWS). Added project users to the AWS account with multifactor authentication enabled and least privilege.
• Configured and managed AWS Glacier, to move old data to archives based on retention policy of databases/ applications (AWS Glacier Vaults). Used Amazon S3 to backup database instances periodically to save snapshots of data. Used Amazon Route53 to manage DNS zones and give public DNS names to elastic load balancers IP.
• Created Python Scripts to Automate AWS services which include web servers, ELB, Cloud front Distribution, database, EC2 and database security groups, S3 bucket and application configuration. This Script creates stacks, single servers or joins web servers to stacks.
• Performed code line GIT pushes (releases) to production and customer servers and Developed and improved GIT push scripts. Managed AWS EC2 instances utilizing Auto Scaling, ELBs and Glacier for our QA and UAT environments as well as infrastructure servers for GIT and Ansible. Used Cloud Watch logs to move application logs to S3 and create alarms raised by applications.
• Created privatized AWS Virtual Private Cloud (VPC) and launched instances, to provide high security and accessibility to applications and databases, so that inbound and outbound network traffic is accessed restricted. Created the first CloudFormation template to explore the functionality and usability for future deployments on Cloud. Created a Python script with Boto, to scan through AWS environment and look for untagged instances and parsed to a monitoring tool (Nagios) to warn, when any asset is left untagged.
• Configured Data Base subnet group for isolation of resources within AWS RDS. Key member of a Managed Services team that installs, configures and maintains Software, Databases and Web applications. Migrating existing on-premises applications to AWS from end to end - Web/app servers, databases, load balancer etc. Set up Elasticsearch, Logstash and Kibana for multiple clusters, helping other teams quickly access new job logs. Indexed data in Elastic Search using the river plugin.
• Experience in setting up terraform continuous build integration system. Converting existingTerraformmodules that had version conflicts to utilize cloud formation duringTerraformdeployments to enable more control or missing capabilities.
• Installation, set-up, and management of build servers and management usingJenkinsas Continuous Integration tool. ImplementedJenkinsas Continuous Integration Server for Installation, Configuration, Design and Administration, and integrating tools with other systems. Worked with the development team to generate deployment profiles (jar, war, ear) using MAVEN Scripts and Jenkins.
• ImplementedAnsibleto manage all existing servers and automate the build/configuration of new servers. Developed anAnsiblerole for Zabbix-agent which will be integrated into the to the CICD pipeline and usedAnsibleto document all infrastructures into version control. UsedAnsibleto document application dependencies into version control.
• Automated configuration management and deployments usingAnsibleplaybooks andYamlfor resource declaration. And creating roles and updating Playbooks to provision servers by usingAnsible. Installing, Configured and management inAnsibleCentralized Server and creating the playbooks to support various middleware application servers. Implemented multi-tier application provisioning in open stack cloud, integrating it with Ansible, migrating the application using Maven as build tool.
• Used Ansible commands to fetch information from remote node. Worked on the plugins to multiple client nodes.
• Worked on Ansible playbooks for virtual and physical instance provisioning, configuration management, patching and software deployment.
• Wrote Ansible Playbooks with Python SSH as the Wrapper to Manage Configurations of Open Stack Nodes and Test Playbooks on AWS instances using Python. Developed microservice on boarding tools leveraging Python and Jenkins allowing for easy creation and maintenance of build jobs and Kubernetes deploy and services.
• Worked with RedHat OpenShift Container Platform for Docker and Kubernetes. Used Kubernetes to deploy scale, load balance, scale and manage Docker containers with multiple namespace versions. Containerize application and move them to Kubernetes and OpenShift Container Platform. Build the OpenShift cluster in PaaS solution for TestNet, Development.
• Managed Kubernetes charts using Helm. Created Reproducible Builds of the Kubernetes applications, templatize, kubernetes manifests, provide a set of configuration parameters to customize the deployment. Experience in kube and Kubernetes architecture and design. Developing Global Deployment models and patterns for large scale Developments on OpenShift and Kubernetes.
• Setting up and configuring of Nagios, improved monitoring in Nagios and custom plugins. Automated Nagios services for database server, web server, application-server, networks, file sizes, RAM utilization, Disk performances using Python script. Experience in Server monitoring, capacity planning, application monitoring with the help of Nagios and Puppet. Set up customized monitoring with Nagios, & PNP4Nagios Graphs for the legacy and new environments.
• Wrote Python script to automate the data Structures validation of the configuration files. Designed and developed log management framework using Python Language to collect log files.
• Integrated static analysis and automated testing tools into application builds such as Check style, PMD, Find Bugs, Simian, Cucumber, JUnit, Db Unit, R Spec, and Selenium. Testing the newly developed infrastructure with tools like Cucumber and server spec.

Confidential, Atlanta, GA

Cloud/ DevOps Engineer

Responsibilities:

• Created recommendations on how to duplicate a subset of on-premise machines to theAzure Infrastructure as a Service(IAAS) offering which will be used for disaster recovery. This analysis included the specifics to synchronize on-premise data with SQL Server and SharePoint instances hosted in VMs.
• Configured Continuous Integration from source control, setting up build definition within Visual Studio Team Services (VSTS) and configure continuous delivery to automate the deployment of ASP.NET MVC applications to Azure web apps and managed Azure Active Directory, Office 365 and applied upgrades on a regular basis.
• Worked on Azure Site Recovery and Azure Backup- Deployed Instances on Azure environments and in Data centers and collecting data from all Azure Resources using Log Analytics and analyzed the data to resolve issues. Configured Azure Multi-Factor Authentication (MFA) as a part of Azure AD Premium to securely authenticate users and worked on creating custom Azure templates for quick deployments and advanced PowerShell scripting. Developed Azure SQL DB with GEO Replication, Azure SQL DB Sync to standby database in another region and Fail over configuration.
• Created Azure Automation Assets, Graphical runbook, PowerShell runbook that will automate specific tasks, deployed Azure AD Connect, configuring Active Directory Federation service (ADFS) authentication flow, ADFS installation using Azure AD Connect, and involved in administrative tasks that include Build, Design, Deploy of Azure environment.
• Worked on Serverless services, created and configured HTTP triggers in the Azure Functions with application insights for monitoring and performing load testing on the applications using the Visual Studio Team Services (VSTS) also called as Azure DevOps Services.
• Written Templates for Azure Infrastructure as code using Terraform to build staging and production environments. Integrated Azure Log Analytics with Azure VMs for monitoring the log files, store them and track metrics and used Terraform as a tool, Managed different infrastructure resources Cloud, VMWare and Docker containers.
• Managed Azure Infrastructure Azure Web Roles, Worker Roles, VM Role, Azure SQL, Azure Storage, Azure AD licenses, Virtual Machine Backup and Recover from a Recovery Services Vault using Azure PowerShell and Azure Portal.
• Used Ansible to create multiple playbooks for machine creations and SQL server, cluster server and my SQL installations. Creating and using Ansible templates to create customized configuration files for hosts Technical Support. Created Ansible roles using Ansible Vault in playbooks to protect sensitive data Administrative Support.
• Leveraged Ansible to create an integrated cloud computing API that can provision hosts of different configurations and install multiple node clustered databases on them. WrittenAnsible handlerswith multiple tasks to trigger multiple handlers and to decouple handlers from their names, making it easier to share handlers among Playbooks and Roles.
• ManagedAnsiblePlaybooks withAnsibleroles and created inventory inAnsiblefor automating the continuous deployment. Automated various infrastructure activities like Continuous Deployment, Application Server setup, Stack monitoring using Ansible playbooks and has Integrated Ansible with Jenkins and proficient in using GitLab, drone, Spinnaker.
• Worked with playbooks, tasks, roles, facts, and templates for VAR files and also configured files by conditions by keeping dynamic values and triggering YAML files in Ansible. Allows new services to be deployed and released simply by developers including an Ansible playbook.
• Developed Python, Perl and shell scripts, PowerShell on windows systems for automation of the build and release process and automate deployment and release distribution process with shell, and Perl etc.
• Configured AppDynamics rules for Base page, Virtual and Ajax request, Site-catalyst Rule configuration andSplunkQuery.
• Worked on OpenShift for container orchestration with Kubernetes container storage, automation to enhance container platform multi-tenancy also worked on with Kubernetes architecture and design troubleshooting issues and multi-regional deployment models and patterns for large-scale applications.
• Deploying windows Kubernetes (K8s) cluster with Azure Container Service (ACS) from Azure CLI and Utilized Kubernetes and Docker for the runtime environment of the CI/CD system to build, test and Octopus Deploy. Managed Kubernetes charts using Helm, created reproducible builds of the Kubernetes applications, managed Kubernetes manifest files and managed releases of Helm packages.
• Integrated Java and Angular based application to ELK Elastic Search tier via spring 4 Restful Controllers communicating to a custom java utility wrapping the Jest API.
• Implemented Docker maven-plugin inMavenpom.xml files to build Docker images for all microservices and later used Docker file to build the Docker images from theJavajar files.
• Designed, wrote and maintained systems in Python scripting for administering GIT, by using Jenkins as a full cycle continuous delivery tool involving package creation, distribution and deployment onto Tomcat application server via shell scripts embedded into Jenkins jobs.
• Worked on GIT and its various commands. Also, integrated GIT with Jenkins & build tools like ant, maven. I have also used GIT flavors like GitHub, GitLab, and stash. I have a very good experience in implementing various branching strategies, automated various tabs related to release.
• Maintained Artifacts in binary repositories using JFrong Artifactory and pushed new Artifacts by configuring the Jenkins project Jenkins Artifactory plugins.
• Involved in Jira as defect tracking system and configure various workflows, customizations and plugins for Jira bug/issue tracker integrated Jenkins with Jira, GitHub.
• Worked on supporting large scale Splunk deployments. Maintenance of Splunk Environment with multiple Indexers. Used Splunk to monitor the system logs wee as notify the incident management system upon exceeding thresholds.

Confidential

Linux/Devops Engineer

Responsibilities:

• Actively managed, improved, and monitored cloud infrastructure on AWS, EC2, S3, and RDS, including backups, patches, and scaling. Rehydrated AMI's of all the servers to the latest release every 60 days. Involved completely on migrating on-prem applications into Cloud using Cloud Formation templates with high security by adjusting security groups flowing inbound and outbound both on Windows and Linux instances.
• Designed EC2 instance architecture to meet high availability application architecture and security parameters. Setting up Elastic Load Balancer to distribute incoming application traffic across multiple EC2 instances and knowledge on Amazon S3, SNS/SQS, Route53 and other services of AWS Family. Implemented EC2 backup strategies by creating EBS snapshots and attaching the volume to EC2 instances. Improved AWS infrastructure security posture and created incident response procedures.
• Created S3 buckets and also managing policies for S3 buckets and Utilized S3 bucket and Glacier for storage and backup on AWS. Deployed EC2 instances, attached security groups, attached profiles and roles using AWS Cloud Formation.
• Worked on creation and managing IT infrastructure and application stack using AWS Cloud Formation. Setup and build AWS infrastructure various resources, VPC EC2, S3, IAM, EBS, Security Group, Auto Scaling, RDS in Cloud Formation JSON templates.
• Used Git version control to manage the source code and integrating Git with Jenkins to support build automation and integrated with Jira to monitor the commits and to reduce human errors and speed up production processes.
• Built and deployed Docker containers to break up monolithic app into microservices, improving developer workflow, increasing scalability, and optimizing speed.
• Worked on build automation and CI/CD pipelines. Experienced using Maven as build tools for the building of deployable artifacts from source code.
• Supporting operationally critical environment, using monitoring tools and scripts, data feeds and associated scripts, research, and analysis of production issues capturing logging.
• AWS Cloud management and Chef Automation. Provisioned Chef server onto AWS via OpsWork and this stack handles chef operations, backups, restorations, and software upgrade. Automated the cloud deployment using Chef, Python, and AWS Cloud Formation Templates. Used Chef for unattended bootstrapping in AWS.
• Wrote Chef Cookbooks, Knife commands for creating & installing operating systems, software and web applications in AWS EC2 instances. Written Cookbooks for WebLogic, JDK, Jenkins, Tomcat, JBoss, and Deployment Automation.
• Worked with various components of Chef including Chef Server, Workstation, Nodes, configurations of chef-client and involved in writing cookbooks and recipes for Chef and assigning roles to nodes.
• Tested Chef Cookbook modifications on cloud instances in AWS and using Test Kitchen and Chef Spec and used Ohia to collect attributes on a node. Worked on Chef DK which takes of care creating cookbooks and recipes.
• Developed Perl and shell scripts for automation of the build and release process, developed Custom Scripts to monitor repositories, Server storage.

Confidential

Linux Administrator

Responsibilities:

• Installed, configured and administrated ofRed Hat Linuxservers and support for servers.
• Planned and performed the upgrades to linux (RHEL 4x, 5x, suse 10, 11, CentOS) operating systems and hardware maintenance like changing memory modules, replacing disk drives.
• Provided the support of building the server, patching, user administration tasks, deployment, software installation, performance tuning and troubleshooting andKVM.
• Installation and configuration ofOracle7. X/8. X. HandlingNFS,Auto Mount, DNS, LDAPrelated issues.
• MonitoringCPU, memory, physical disk, hardware and software raid, multipath, file systems, networks.
• Deployment and configuration of application serverTomcatdeploying java and web application.
• WritingShell Scriptsfor automation of daily tasks, documenting the changes that happen in the environment and in each server, analyzing the error logs, analyzing the user logs, analyzing the/var/log/Messages.
• Good understanding ofOSIModel,TCP/IPprotocol suiteDNS, IP, ARP, TCP, UDP, SMTP, FTP, and TFTP.
• Knowledge of Routers and Switches, Subnet,VLAN, TCP/IP, Ethernet, VPN, OSI model, Cisco Firewall.
• Performed server updates, patching, upgrade and package installations usingRPM.
• Creating new nodes and Pools inF5 Load balancersto support newly added servers in Layer 3 environment.
• Performed server updates, patches and upgrades usingYUMandRPM.
• Installs Firmware Upgrades,Kernelpatches, systems configuration, performance tuning onLinuxsystems.
• Extensive knowledge on Server administration,Kernelupgrade and deployment of patches and applying all firewall and security policies with emphasis on maintaining best practices.
• Planned, scheduled and implemented OS patches on Linux boxes as a part of proactive maintenance. Identify, troubleshoot and resolve problems with the OS build failures.
• Installation, configuration, and customization of services send mail,Apache, FTPservers to meet the user needs and requirements. Monitored system capacity and performance using tools likeVmstat, Iostat.