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Sr. Application Support / Devops Engineer Resume

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Sunnyvale, CA

SUMMARY:

  • Technology professional with 7+ years of experience in the IT industry as a Devops Engineer, L1, L2 Application Support Analyst with extensive work experience and good in - depth knowledge in Retail and Banking Industry.
  • Extensive skills in Maintenance, Enhancement and Production/Application Support for Java applications using Devops tools.
  • Experience in dealing the servers using the Ansible and Python for the Configuration management purpose.
  • Experience working with and supporting CA Technologies Workload Automation AE in UNIX environments.
  • Extensive knowledge of Job Information Language (JIL) and capabilities to recommend suggestions that will comply with internal standards and CA best practices.
  • Extensive skills in writing the python scripts for automating the routine tasks and also related to Ansible modules.
  • Proficient in AWS cloud architecture design & development using various components services like EC2, Auto scaling, ECS, S3, RDS, VPC, Cloud Front, Route53, Cloud Watch, lambda etc.
  • Proficient in automating various Devops infrastructure activities in CI/CD pipeline, Application Server setup, Stack monitoring using Ansible playbooks and on Integrating Ansible with Run deck and Jenkins.
  • Experienced in Cloud automation using AWS Cloud Formation, terraform templates, Amazon Cloud (EC2) Hosting and AWS Administration including S3 and IAM Services.
  • Vigorously worked on Ansible playbooks, inventories, created custom playbooks written in YAML language, encrypted the data using Ansible Vault and maintained role-based access control by using Ansible Tower.
  • Developed CI/CD system with Jenkins on Kubernetes container environment and utilizing Kubernetes and Docker for the runtime environment for the CI/CD system to build, test and deploy. Experienced working on Docker hub, creating Docker images and handling multiple images primarily for middleware installations and domain configuration.
  • Worked on LDAP servers for provisioning the access to the users and many operations like CRUD operations on the server using the LDAP Commands
  • Expertise on Alerts set-up tools like Geneos and Netcool Alerts
  • Good Hands-on experience in AppDynamics
  • Successfully implemented 24 * 7 models to support application for various geographies.
  • Analyzing broken job Flows and fixing it.
  • Proficient in production support roles which includes the Problem/Incident Management, Release/Deployment, Application Monitoring, Service Requests and Reporting, Change/Configuration Management.
  • Ability to independently handle L2 issues as an Application Support Analyst.
  • Proficient in implementing of ITIL process models
  • Responsible for tracking of trouble tickets and resolution of escalated incidents.
  • Strong expertise in SQL and writing the complex queries for reporting data to the systems.
  • Extensively working on different test regions from Unit testing to User acceptance testing and production deployment of the applications.
  • Competent in conversing with the Business Users, Subject Matter Experts (SMEs) Developers and the QA Team.
  • Implemented SQL scripts, stored procedures, triggers and indexes for various database operations.

TECHNICAL SKILLS:

Job Scheduling tools: Autosys R11, CA Technologies Workload Automation AE

Operating System: Linux, Unix, Windows 2010(NT, XP);

Languages: Java 5&6, HTML;

Databases: Oracle 10g, 11g;

Scripting: Python, Shell Scripting;

Application Server: Web logic 9.2 & 10.3, JBoss, Web sphere;

Configuration Management tools: Ansible

Cloud environment: AWS services.

PROFESSIONAL EXPERIENCE:

Confidential, Sunnyvale, CA

Sr. Application Support / Devops Engineer

Responsibilities:

  • Used Nagios and Splunk for Continuous Monitoring.
  • Implemented intuitive dashboards with a variety of graphical visualizations, efficient and reusable Splunk searches, custom platform related features and system integrations and apps.
  • Used Ansible to manage Web Applications, Config Files, Commands, Users Mount Points, and Packages to assist in building automation policies
  • Implemented Devops Continuous Integration and Continuous Delivery (CI & CD) Process stack using GITHUB/ GIT, Jenkins.
  • Developed python scripts for the ansible modules.
  • Hands on Devops experience in Writing Python modules for Ansible customizations and creating inventory, job templates and scheduling jobs using Ansible Tower
  • Written scripts in Python to automate log rotation of multiple logs from web servers.
  • Responsible for Continuous Integration (CI) and Continuous Delivery (CD) process implementation-using Jenkins along with Python and Shell scripts to automate routine jobs.
  • Configured and maintained the ansible playbooks, roles for the configuration purpose and also doing the multi-server deployment in to the production environment.
  • Provided on-call support whenever and also prioritization of incidents based on the impact to the business.
  • Resolving the user-issues and also taking care of immediate attention of user-issues whenever required.
  • Responsible for the FTP account creations and also taking care of issues related to the FTP environment.

Confidential, Overland Park, KS

AWS Engineer

Responsibilities:

  • Assisted in the release of project-related materials for internal and external stakeholders by creating reasonable plans
  • Manages tickets and move cases into a higher level of solution agreement
  • Performed application server builds in EC2 environment and monitoring them using cloud watch And Creating Private networks and subnetworks and bringing instances under them based on the requirement in AWS.
  • Worked on core AWS services such as Setting up new server (EC2) instances/services in AWS, configuring security groups, and setting up Elastic IP's, Auto Scaling and Cloud Formation
  • Created functions and assigned roles in AWS Lambda to run python scripts.
  • Performed testing modules and integration Open Source tools and infrastructure on Linux, Python, deployment management systems on AWS CI/CD and monitoring tools code reviews and audit and analyze.
  • Setting up scalability for application servers using command line interface for Setting up and administering DNS system in AWS using Route53 Managing users and groups using the amazon identity and access management (IAM).
  • Creating snapshots and amazon machine images (AMIs) of the instances for backup and creating clone instances.
  • Used EC2 as virtual servers to host Git, Jenkins and configuration management tool like Ansible. Converted slow and manual procedures to dynamic API generated procedures.
  • Using Jenkins AWS Code Deploy plugin to deploy to AWS. Automated deployment of builds to different environments using Jenkins.
  • Wrote Ansible Playbooks with Python SSH as the Wrapper to Manage Configurations of AWS nodes and Tested Playbooks on AWS instances using Python. Run Ansible Scripts to Provide Dev Servers.
  • Built servers using AWS, importing volumes, launching EC2, RDS, creating security groups, auto-scaling, load balancers (ELBs) in the defined virtual private connection
  • Created backup of Amazon machine Images (AMIs) of EC2 instances using Packer, and critical business data for Disaster Recovery (DR) and upgrading to new instance types for better performance.
  • Tracked and maintained user requested enhancements and changes.
  • Participated in calls with business users, developers and weekly status meetings.
  • Involved in setting the jobs and system to process the data from different stream to specific using the CA AWA
  • Involved in the architecture of the system for scheduling the jobs to run smoothly and effectively using the CA AWA.
  • Worked on Incident detection, prevention and resolution as needed to help ensure the availability of the CA AWA UC4 system and scheduled batch jobs
  • Created AppDynamics dashboards to monitor the CPU performance and memory leakages.
  • Involved in analyzing the issues, reporting to the DEV Team for the fixes
  • Automated event run process for Daily, weekly, monthly jobs to run by various calendars for the applications of different product classes using the CA Automic workload Automation tool.

Confidential

Senior Application Support Analyst

Technologies: Red Hat Linux, UNIX Scripting, Oracle, Java, Sybase, Autosys for batch processing, JBoss Servers

Responsibilities:

  • Effective communication, escalation and engagement with users, application owners and senior stake holders across all areas.
  • Good Understanding on the application flow and the systems involved for handling the day to day Business.
  • Provide L2 Support to any user issues that may arise during Business hours.
  • Batch monitoring and handling the batch jobs actively on timely basis during the overnight batch.
  • Worked on Shell scripts to automate any manual tasks.
  • Responsible to send out application status reports and user reports within defined SLA.
  • Interacts with user and provide solutions before any business impact.
  • Responsible to handle application that sends out daily Statements, margin and activity files to business user.
  • Takes ownership of escalations and perform trouble shooting, analysis, research and resolution using advanced query and programming skills. Resolves complex issue.

Confidential

Application Support Analyst, Global Derivatives Systems

Technologies: Red Hat Linux, UNIX Scripting, Oracle, Java, Sybase, Autosys for batch processing, JBoss Servers

Responsibilities:

  • Worked on FIX protocol and has good knowledge on the protocol.
  • Build & deployment, configuration of the application on to Integration, UAT & Production infrastructure in both UNIX and Windows
  • Identifying defects/discrepancies to identify the root cause by debug or analyzing logs.
  • Wrote and maintain scripts to monitor system functionality and performance.
  • Monitoring Autosys Batch Jobs and analyze the log if job fail and enhanced the Shell script to make the job successful
  • Worked on ticketing application to manage tickets and maintain SLA and OLA
  • Improvised run books for the team to minimize operational errors
  • Supported multiple regions overnight batch and the intraday batch jobs to make sure it goes smooth without any issues to the data in the production.
  • Involved in the change and release management activities during the week-end as per the change and release process.
  • Worked on Priority user tickets which require immediate attention and resolution of the issues.
  • Supported for the Dev, UAT, QA and Production environments.
  • Participated in adding the disks to the production environment by working with the required team with a change ticket during the off hours of the business.

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