SUMMARY

• Over 11+ years of professional experience in Configuration Management, Change Management, Build Management, Release Management, Version control system, SAN Storage and Release Engineering with experience on different tool stack.
• Provide assistance to clients with teh implementation of configuration management, release management and process creation and control through teh use of Jenkins, Bamboo etc.
• Experienced using AWS Services, such as EC2, VPC, Route 53, S3, Lambda, Cloud Formation Templates, Load Balancers, CloudWatch, Security Groups, EBS, IAM, EKS etc.
• Expertise in Design/Plan, Installation, and Configuration of various Linux Flavors (CentOS, RHEL, Ubuntu, IBM AIX, SUSE,and Debian) and administered tasks like patching cycles, compliance audit and installation deployment using Confidential TrueSight Server Automation.
• Has knowledge on Ansibleplaybooks forvirtual and physical instanceprovisioning, configuration management, patchingand software deployment.
• Deployed Docker Engines in Virtualized Platforms for containerization of multiple apps and also done installation of Docker using Docker Toolbox.
• Worked on creation of custom Docker container images, tagging and pushing teh images and created teh Docker containers and Docker consoles for managing teh application life cycle.
• Experienced in migrating applications hosted on On - Premise Server to AWS Self Hosted Kubernetes Cluster and EKS too.
• Designed pipeline between DockerHub, Jenkins and EKS Cluster to trigger changes made by developers with zero-down time radar at production level.
• Has ample experience in writing Dockerfiles for python + Django based applications and used to write configuration files (yaml) for Deployment Configurations, CRON Jobs, Pods, Config-maps, Replication Controllers, secrets etc.
• Experienced in migrating applications from On-Premise server to RedHat OpenShift and hold ample experience in creating Routes, Build Configurations, Image Streams, OpenShift Registry maintenance etc.
• Experienced in setting up centralized log management systems like ELK stack and used to ship logs using FluentBit on application servers.
• Experienced in setting up Prometheus and Grafana on EKS Cluster and used to import dashboards to view teh metrics of pods on teh server. Used to configure alerts based on resource limits implemented at Pod level.
• Experienced in maintaining terraform files to maintain teh infrastructure using Blue-Green type of deployment and used to manage resources on AWS.
• Hands on experience in configuring SSL/TLS in web applications, certificate creation and management.
• Worked on Jenkins to automate monitoring and validation tasks.
• Experience with monitoring tools like Zabbix, AppDynamics and 1000eyes.
• ITIL v3 2011 certified in ITSM.
• Experience in Scripting to automate tasks in different languages like Bash Shell, PowerShell, PowerCLI, NSH and BLCLI.
• Expertise on configuration and troubleshooting of different web servers like Apache, Tomcat and JBoss.
• Extensive experience on troubleshoot Java applications errors.
• Experience with Enterprise level applications, considering High-Availability and Disaster Recovery.
• Team players with major analytical skill, good communication, objective oriented always keeping in mind teh customer satisfaction.

TECHNICAL SKILLS

Operating Systems: RHEL/CentOS 5.x/6.x/7/8, Ubuntu, SUSE, Debian, IBM AIX

CI&CD / Build- Automation: Puppet, Jenkins

Network Protocols and Services: HTTP, SMTP, TCP/IP, LDAP, NFS, NIS, DNS, DHCP, SSH, TLS, SAMBA and FTP

Cloud Services: Amazon Web services (AWS)

Database: Oracle, SQL Server, PSSQL

Web/Application Server: Apache Tomcat, JBoss

Scripting Tools: Shell Script, Bash, Python, PowerShell, PowerCLI, NSH, BLCLI

Ticketing: Service Now, JIRA, HPSM, SalesForce

Programing Languages: C, C++, Python

Containers & Virtualization: Docker, Kubernetes, OpenShift

PROFESSIONAL EXPERIENCE

Confidential

DevOps Engineer

Responsibilities:

• Worked on Amazon Web Services (AWS) like EC2, Elastic Load-balancers, Elastic Container Service (Docker Containers), S3, Elastic Beanstalk, Elastic Filesystem, RDS, Dynamo DB, DMS, VPC, Route53, Cloud Watch, Cloud Trail, Cloud Formation, IAM, EMR, Elastic Search.
• Launching Amazon EC2 Cloud Instances using Amazon Web Services (Linux/ Ubuntu) and Configuring launched instances with respect to specific applications in teh cloud and creating instances.
• Build, manage, and continuously improve teh build infrastructure for global software development engineering teams including implementation of build scripts, continuous integration infrastructure and deployment tools.
• Administered applications running on Kubernetes, which uses Python code to process data batches.
• Experienced in managing Python + Django based applications running on On-premise, Kubernetes and OpenShift server and used to write/build Dockerfiles and create images out of it.
• Used to create Deployments/Deployment Configurations, Build Configurations, Config-maps, secrets based on requirement and used to integrate teh apps with DB on remote host, RDS server etc.
• Used to deploy Amazon resources using terraform. Used to plan, validate, UP teh Amazon resources based on teh requirement of application.
• Experienced in managing multi master, multi worker environment with large set of CRON jobs and data IN-OUT operations happening inside teh Cluster.
• Experience working on High Security environments, configured with MFA and SSH tunneling.
• Implemented through cron job and Jenkins integration, automation of manual repetitive tasks, such as application validations.
• Application deployment using Puppet integration with Git.
• Renewal of SSL/TLS certificates for web applications and implementation of it on tomcat and jboss.
• Ownership and follow up of RCA problem tasks to implement application and environment improvements.
• Support and troubleshoot of various applications being executed on Openshift 2.0 cartridges, this includes analysis of settings and changes as required for stable performance.
• Administration of several environments for customers, which use OutSystems, these are hosted and running on jboss web servers.
• Integration of users access through Okta, this requires troubleshooting of failed access fulfillment through automated systems.

Confidential

Sr. Technical Support Analyst

Responsibilities:

• Responsible of provide high quality technical support for customers using Confidential Server Automation Suite (Included TSSA, BDSSA, TSAC, Portal).
• Advice and hands on assistance in scripting for customers to automate tasks.
• Worked with customers on application infrastructure migration from on-prem to AWS (Assisted on create VPC, RDS, Security-Groups and EC2 instances).
• Troubleshoot network connectivity issues between application server and agents which use TLS protocol, latest version feature used redis
• Implemented configuration of AD and LDAP autantication to application for several customers.
• Provided consulting service to Premier customers to implement custom use cases and guided application upgrade projects.
• Troubleshoot errors related to Linux or Windows OS (Depending teh customer’s application deployment).
• Analyze Java errors and thread dumps to determine application executions errors or memory leaks and provide solutions or report bugs in Jira.
• Implemented secure connection between applications using certificates, generated certificates by using several tools like keytool and OpenSSL.
• Maintained high standard of customer satisfaction by keeping SLAs and constant communication.
• Installation of containerized application on-prem, which required setup of underlying Python framework and Docker engine.
• Assist customers to create automation scripts to invoke embedded Web API, through SOAP or REST calls.

Confidential

SAN Storage Engineer

Responsibilities:

• Primary responsibilities include provision new Storage capacity to applications, this included to configure LUNs in storage array and SAN connections in Brocade switches.
• Monitor storage arrays usage to avoid breach 85% usage threshold, and plan for migration of application storage when 80% usage was reported.
• Troubleshoot servers for HBA’s failing to connect to Brocade switches.
• Configuration of SAN connectivity for business critical applications to make it HA, by implementing redundant connections and data replication between arrays sitting in different data centers.
• Analyze storage requests and approve/deny based on available capacity on DCs arrays, during CAB approval meetings
• Reclaim unused storage to reassign it, process included to remove SAN connections.
• Transition from old EVA arrays to 3PAR storage arrays as part of new infrastructure program
• Troubleshoot failed storage implementations, which failed deployment through in-house application.
• Develop of Python script to monitor on CMDB site of critical arrays and servers to avoid unwanted decommission.

Confidential

WebApps Administrator

Responsibilities:

• Main responsibility is to maintain and support enterprise production applications optimally running. This included monitor health and implement required changes. Production environment is composed of 400+ applications.
• Troubleshoot applications errors, which could of cause an outage or poor performance and prioritize accordingly.
• Automate repetitive tasks through Bash scripts, such as logs roll over and disk space cleanup.
• Fix ETL related errors for company EDW, this was a critical task since BI reports for upper management were generate from it.
• Work with application engineering teams to improve applications performance and reliability by capturing bugs and areas of improvement related to infrastructure.
• Work with different web servers like Weblogic, Apache Tomcat and jboss, this often required analyze logs and implement settings changes.
• Applications were monitored using BSM and Zabbix for web layer and underlying services were monitored through Bash scripts.
• Involved in a project to reduce repetitive incidents related to jobs executed, activities included correct several bash scripts which returned non-zero outputs even though execution completed successfully.
• Involved in several Problem Management projects to identify Root Cause and implement fixes in applications which had constant outages or poor performance situations.
• Part of Technical team, to approve/deny ECR while major incident was occurring, this was done by assessing current status, business impact and risk.

Confidential

Technical Support Analyst

Responsibilities:

• Provide technical assistance to customer with issues in ERP (Oracle Apps), on several modules such as OM, Inventory, PO and GL.
• Administration of web applications running on Weblogic servers, tasks included disk cleanup and servers recycle on monthly basis.
• Weekly update of trade rules through database bulk load, tasks included confirm reception of file from third party vendor, coordination with DBA team and notify stakeholders for awareness of new rules.
• Implemented a Six Sigma project to eliminate a constant error in which lot serial numbers were marked as used, even after were released, this saved teh customer roughly 100k USD due to shipping delays.
• Creation for PLSQL scripts to analyze data from ERP and fix errors either from GUI or through data surgery (This had to follow CR process).
• Monitor and execution of jobs in AppWorx platform, this included analyze and decide if job could be hung and had to be terminated.
• Fixed stuck transactions in SOA Middleware (it was used to integrate ERP and web applications).
• Analyze and correct stuck sales orders, which could of been held by a data error or violation of trade rule.