Devops Engineer /middleware Administrator Resume
Manassas, VA
SUMMARY
- 12+ yearsof IT experience,with extensive experience on Devops Enigineer/Middleware Admin
- Experience as a System Engineer, DevOps, Cloud and Production Support of various applications on Red Hat Enterprise Linux, Ubuntu, and Windows environment
- Having excellent knowledge with Helm charts to manage and release of helm packages
- Experience in configuring a provider with Terraform that uses Kubernetes supported tools to build several services such as Config Map, Namespace, Volume, Auto Scaler.
- Experience in Kubernetes orchestration for Docker Containers that handle scheduling and managing and creating customized resources and upgrading components and auto - scaling containers depending on the amount of use
- Used AWSto deploy the project on EC2 instance and Implementation of the Business logic layer for Mongodb Services
- Expertise in scripting for automation, and monitoring using Shell, Python and Perl scripts.
- Experience in installing, configuring, supporting, updating and patching Linux servers using Red Hat Satellite Server as well as working on registering different client servers and building channels and pushing packages to master Red Hat Satellite Server
- Extensively worked on Kubernetes, OpenShift and Jenkins for continuous integration and for End-to-End automation for all build and deployments
- Experience in Jumpstart/Kickstart installations for Sun Solaris and Red Hat Linux Servers.
- Involved in installation, configuration and administration of RHEL 6.x/7.x Servers.
- Experienced in branching, tagging, and maintaining versions across environments using SCM tools like GitLab, GitHub, Bitbucket on different platforms
- Build CI/CD pipeline using GitHub, Jenkins, OpenShift, Ansible and Docker
- Worked on Spark Streaming and Structured Spark streaming including Kafka for real time data processing specifications
- Having 4+ years of experience in Oracle WebLogic 10g/11g/12c Installation, Configuration, Administration and maintenance &WebCenter content Administration &OSB & SOA & OBIEE &ODI&Identity Management (OIM)&Hyperion (EPM) Administration.
- Having 4+ years of primary experience in ETL Informatica (PC, PWX and IDQ) cluster installation, configurations including DR setup.
- Very good Knowledge in Informatica PWX CDC for mainframe datasets.
- Good experience in oracle golden gate installation, configuration, extract, pump and replicating Oracle and MSSQL tables.
- Proficient of doing automation in Informatica, Oracle 12c and Autosys administration related activities.
- Extensive working experience in setting up WebLogic cluster environment, including WebLogic Domains, Admin Servers, Managed Servers, Node Manager and Software Load Balancer and Hardware Load Balancer.
- Manage, Monitor and Configure and upgrading of the SOA 11g/12c Suite and OSB 11g/12c.
- Configuring Oracle SOA Suite and OSB Infrastructure Properties with BPEL, BAM, Business Rules, B2B, OSB, and OWSM.
- Nearly 2 years of experience on TenableSecurity Center to scan configuration and resolve the Security vulnerability plugins.
- Good Knowledge in Red-Hat UNIX Platform OS Support.
- Good operating knowledge in Jira& Service Now.
- Having 7 years of experience on provide Level I&II technical support for global IT infrastructure.
- Expert Software Engineer dedicated to constantly improving tools and infrastructure to maximize productivity, minimize system downtime and quickly response to the changing needs of the business.
- Developed Startup and Shutdown scripts for WebLogic servers.
- Coordinated with Oracle Support to resolve issues with WebLogic Products.
- Worked on analyzing Heap dumps and Thread dumps and core dumps.
- Expertise in Configuring WebLogic Clusters, JDBC connections, JMS servers & queues and external authentication and Troubleshooting around WebLogic Server.
- Configured and monitored JMS Server in WebLogic.
- Configured and administered Connection pools for JDBC connections.
- Configured OHS, Apache, Sun One, Web Server plug-ins for Application Servers.
- Provided 24x7 on call support in production environment on rotation basis.
TECHNICAL SKILLS
E-Business Suite: E Business Suite 11.5.3, 11.5.8, 11.5.9, 11.5.10, R12.1, R12.2
Oracle Version: Oracle Fusion 11g,12c.
Languages: SQL, PL/SQL, Perl, shell Scripting, Python
Operating Systems: Linux, Windows, Solaris.
Tools: AD utilities, Toad, SQL developer, Kintana, RMAN, Export, Import, Quest Fog light Performance Monitoring, Data Pump, ADOP
Protocol: Net 8, SQL * Net v2, TCP/IP, FTP, Telnet, Ipv4 and Ipv6
CICD technology: Ansible,Jenkins
PROFESSIONAL EXPERIENCE
DevOps Engineer /Middleware Administrator
Confidential, Manassas, VA
Responsibilities:
- Developed and implemented SoftwareReleaseManagement strategies for various applications according to the agile process.
- Participated in weeklyreleasemeetings with Technology stakeholders to identify and mitigate potential risks associated with the releases.
- Design and implement AWS/Cloud based DevSecOps processes documentation for security systems and procedures for security tools
- Proficient knowledge with Helm charts to manage and release of helm packages.
- Extensively worked with Scheduling, deploying, managing container replicas onto a node using Kubernetes and experienced in creating Kubernetes clusters work with Helm charts running on the same cluster resources
- We used to deploy all the services in OpenShift using Jenkins and Docker to store Docker Images in Docker registry
- Hands on with real time data processing using distributed technologies Storm and Kafka
- Writing Customized Deployment Process templates for deploying source bits to Dev/QA/UAT/PROD Environments using PowerShell, Microsoft Octopus Deploy, MSdeploy&TFS.
- Updated deployment process from cruise control to Jenkins along with OctopusDeploy and PowerShell to deploy applications to different environments DEV, QA, UAT, and Production.
- Used ANSIBLE and automation tool to automate the Cassandra Tasks such as new installations/configurations and Basic Server Level Checks.
- Experience in building Docker images using GitLab-ci build automation runner
- Created release pipelines using GIT, Chef for automation workflow.
- Created Chef Automation tools and builds, to do an overall process improvement to any manual processes.
- Used Jenkins pipelines to drive all micro services builds out to the Docker registry and then deployed to Kubernetes, Created Pods and managed using Kubernetes.
- Utilized Kubernetes for the runtime environment of the CI/CD system to build, tests deploy.
- Using Ansible to Setup/teardown of ELK stack (Elasticsearch, Logstash, Kibana)
- Working with the Kibana dashboard for the overall build status with drill down features.
- Created Dashboard’s and Monitored Data in Kibana
- Created a Lambda Deployment function, and configured it to receive events from your S3 bucket
- Experience with container-based deployments using Docker, working with Docker images, Docker Hub and Docker-registries and Kubernetes.
- Deploy and monitor AWS resources (EC2, VPC, ELB, S3, RDS) using Chef and Terraform.
- Experience in IaaS managing Amazon Web Services (AWS) infrastructure with automation and configuration management i.e., Chef
- Install, configure, and manage WebLogic Server and Oracle Fusion Middleware on UNIX & LINUX.
- The role evaluates designs, optimizes, and modifies Oracle Fusion Middleware Splunk, Cognos, Axway, Ansible and Informatica applications.
- Excellent working knowledge in configuring multiple WebLogic domains including machines, manage servers, node managers and cluster environments.
- Also, involved in patches (WebLogic, SOA, OSB, WebCenter Portal, OBIEE, OAM & OHS).
- Build and configure the Oracle Fusion middleware Products such as OEM, OAM, IAM, IDM, WebLogic, SOA, WebCenter, OSB, OBIEE etc.
- Migrate the application servers of WLS from 10.3.4 to 10.3.6 to 12C & the fusion middleware components from 11.1.1.6 to 11.1.1.8 and 11.1.1.9.
- Ensure all server status should be running in Production.
- If any of the servers is failed, Bounce or restart manually the server.
- Also, involved in Quarterly Password change in all environments.
- Automate deployments using Serena and Ansible.
- Worked on Tuning the WebLogic application server and Webservers by changing the Heap size parameter and tuning JVM’s Garbage collector.
- Deployed various WAR, JAR and EAR files on managed servers and in clustered environment using Console.
- Excellent in troubleshooting counseling and analyzing WebLogic situations and finding solutions where necessary.
- Developed startup and shutdown scripts for the WebLogic servers in Ansible.
- Upgradation of WebLogic servers in development, testing and production environment and applying patches.
- Involved in trouble shooting and fixing day-to-day problems of the applications in production, production-Fix and testing environments.
- Security Vulnerabilities are monitored daily findings in Tenable Security Center for all Mid-tier OPS and provide management with a status report, etc.
- Providing solutions to recommendations for security issues and vulnerabilities identified during assessments.
- Worked with the internal teams to make sure that they are aware of new security vulnerabilities, checking status for previous vulnerabilities, and ensuring that they have submitted the waivers with the evidence before the deadlines.
- Report compliance risk levels identify non-compliance issues, security vulnerabilities, and manage remediation activities.
- Work through prioritized vulnerabilities for patch remediation with respective asset owners.
- Providing solutions to recommendations for security issues and vulnerabilities identified during assessments.
- Create, document and present metrics on current vulnerabilities and remediation efforts.
- I have created a most of the tickets on Snow & Jira and solved them before the deadline.
- Installed and configured Informatica PowerCenter suite (like PowerCenter, PMPC, Power Exchange and IDQ) on a multi flavored environment (heterogeneous environment). Like Solaris &Linux.
- Administration of Informatica services and servers, user administration, creation of Informatica folders.
- Experienced in Installing and configuring Repository Service, Metadata Manager Service, Data Analyzer and Web Service Hub with High Availability (HA) installation and configuration.
- Cary out deployments, migrations, installations, upgrades host fixes, etc.
- Work with Informatica technical support to get the root cause/ fix on issues which cause ETL job failures.
- Applying Hot Fixes (HF's) and Emergency Bug Fixes (Confidential 's) w.r. Confidential PowerCenter v10.1 HF1.
- Deploying Informatica Code using Deployment Groups (Static & Dynamic), Folder Copy and Export& Import.
Environment: Oracle Identity Manager and Oracle Access Manager, 11.1.2.3.0 (PS3), Oracle Internet Directory, Oracle Virtual Directory 11.1.1.7, SOA/OSB 11G/12C, OBIEE, 11.1.1.7, Pega 7, Oracle WebCenter Portal 11.1.1.7, Oracle HTTP Server, WebLogic 12C, Oracle Database 12C, Solaris 11.
Sr. Teradata/ ETL Developer
Confidential, St. Louis, MO
Responsibilities:
- Create Teradata DDLs for Tables, Views, Macros, Triggers and Stored Procedures
- Troubleshoot DB issues and performance tune
- Design Slowly Changing Dimensions Type1 and Type2 for Data Loads
- Createhistory mappings between EDW and XDW in Charter Business work stream
- UNIX administrator
- Create Fact/Dim tables for next genXDW
- Translate legacy Informatica ETLs to EDW XDW
- Automated test scenarios using BTEQ scripts to validate source/target systems
- Create BTEQ scripts to execute stored procedures
- Monitor system capacities, growth and improve performance using Teradata SQL data compression techniques
- Designed DDLs and efficient PIs along with Identity Keys for efficient data distribution.
- Provided 24/7 production support and handled on-call issues.
Environment: Teradata 14.10, Teradata Utilities (Fast Load, Multi Load, Fast Export, SQL Assistant, Bteq, TPT), Viewpoint 15.00, UNIX, ER studio
Senior Help Desk - IT Operations
Confidential
Responsibilities:
- Troubleshooting hardware, software and connectivity issues for a mixed Windows NT/2000, XP, Windows 7, Lotus Notes, Sametime connectivity, GWIS, Safe boot, Citrix, HUB and AS400 sessions.
- Support Expense Processing and voicemail, telephone and PBX systems.
- Support mission-critical applications users.
- Managed 500+ calls a week, achieved highest level of first-call resolution
- Reduced user callback rate by 20%
- Create and monitor service desk tickets
- Cover for the Service Desk Manager in his absence
- Provide mentoring to the service desk team and act as a point of escalation for any difficult service issues
- Provide high quality customer service and level 1 technical support over the phone (technical and billing issues and service requests)