SUMMARY:

• Software professional with 12+ years of experience in development, verification, validation of enterprise scale IT systems and other aspects of the Software development life cycle.
• Knowledge of various Network Element/North - Bound NMS operations systems with onsite experience Confidential customer labs, service fulfillment, OAM & Lifecycle change management.
• Enable Dashboard and KPI reports to collect, monitor, analyze and troubleshoot software/configuration issues thereby ensuring their swift resolution.
• Experience in architecture design, data modeling and implementation of Big Data platform and analytic applications using Spark, Pig, Hive, MapReduce, Storm, Java, Python, Scala.
• Implemented Big Data migration for existing RDBMS (SQL) as part of IaaS offering using Data ingestion tools like Sqoop and produce actionable customer insights on Cloudera EDH.
• Extensive work with Java, Spring Framework, Junit, Maven Builds, Oracle, SQL NoSQL, Jenkins, Kafka messaging services on Linux based OSS systems.
• Experience in using automation tools: Selenium, SOAP UI, Puppet, Ansible, Load Runner, Shenick, Diversify, EXFO, Spirent, QTP, JUnit, Test NG.
• Good understating of CI /CD processes and DevOps tools like Jenkins, Bamboo, Git, Nagios.
• Technical lead with excellent analytical and communication skills.

PROFESSIONAL EXPERIENCE:

Confidential, Plano, TX

Sr. Consultant

Responsibilities:

• Implement Hadoop/big data platform best practices for processing of large amount of structured and unstructured data using PySpark and Hive. The data include SPECInt metrics for utilization of Virtual Guest machines and Host machines.
• Develop Data pipelines for starting from ingestion of data to the Data Lake, performing data cleanup and transformation (ETL). Used Hortonworks HDP for all the analysis and processing.
• Create back-end logic for exporting data to MySQL database and work with front-end teams to develop Dashboards for Server utilization to present to stakeholders.

Confidential, Plano, TX

Services Software - Big Data

Responsibilities:

• Implement Hadoop/big data platform best practices for processing of large amount of structured and unstructured data using MapReduce and Hive.
• Creation of hive tables, loading with data and writing hive queries on Cloudera EDH based platforms. Design, model and create hive external tables using shared meta store with partitioning and bucketing
• Creation of Oozie jobs as part of DevOps role. Responsibilities include monitoring, testing and troubleshoot failed job issues.
• Worked on exporting and importing data using Sqoop from HDFS/MapR-FS to MySQL database and vice versa.
• Design and implementation of continuous build and integration/deployment process using Jenkins. Develop MapReduce jobs in Java for data preprocessing.
• Configuration, upgrade of Hadoop ecosystems. Tuning Spark application using Python PySpark for the better performance in terms of reducing the processing time.
• Develop, Test and implement proof of concept solutions using various big data tool/technologies as and when needed. Agile Tools used: Puppet, TestNG
• Implementing High Availability (HA) Resource Manager, Oozie, Hue, NoSQL, Cassandra, HBase Thrift server, Hive Server2, HiveMeta store, Kafka, HttpFS and Cron jobs.
• Knowledge sharing with the team members if any new functionality/changes added or planned to be added.
• Managing the full life cycle of a Hadoop/Bigdata solution, including requirements analysis, platform selection and Technical design.

Services Software Engineer

Confidential

Responsibilities:

• Multitier enterprise architecture, installation, configuration, and System Verification testing, centric to Northbound integration (NBI) with OSS applications.
• Configure High Availability (five 9’s), setup database and file replication between master and standby sites, switchover/failover between primary and secondary servers.
• Develop Test Cases & Test plan for System test verification and create CI/CD pipelines using Jenkins for test automation and release.
• Integrate/test Confidential ECIL NMS - Adtran AOE EMS with northbound B/OSS systems for provisioning, alarm and performance management. Test and troubleshoot ECIL Order care & catalog Web services using SOAP UI and backend integration with SQL based Databases
• Saved 50% installation duration for Confidential & Confidential labs by automation & scripting, 30% configuration duration using provisioning flows, thereby improving project cost.

Services Integrator

Confidential

Responsibilities:

• Service delivery of IP based backhaul using Confidential MINI-LINK portfolio, extensive work integrating SP210, SP310 and TN network elements on service providers MPLS backbone.
• FCAPS management of SNMP based MINILINK nodes using ServiceOn EM in Linux environment. Monitor Alarms, Performance management, NE software upgrades, Backups on a 24X7 rotating schedule for managed services.
• Handover the completed sites to Service Assurance team.

Software Solutions Integrator

Confidential

Responsibilities:

• Provide inputs to Hardware and software configuration gold standards and test specifications, perform testing and produce test result documents. Ticketing, escalation and resolution of any issues from end-to-end perspective to deliver Data/IPTV subscription services.
• Worked on next generation carrier class products, Wire-line Broadband Access networks and different FTTX technologies last mile to the consumers, IPv4/IPv6, BGP/MBGP, MPLS, L2VPN, L3VPN, L2 switching.
• Application layer protocol knowledge of IP Networks, multicast features like IGMP, PIM-SM, Access Control using 802.1x Authentication, AAA and IP network design.
• Experience deploying and maintaining network (LAN/WAN) KPI’s to support IP (internet) based converged voice and video applications.
• Value creation by proactively analyze, monitor, keep track of issues and minimize project risks. Governance reporting to executive management.

System Integrator

Confidential

Responsibilities:

• Integrate Ericsson’s solution for MMS, MMS alerts, content delivery systems including 3PP components in a multi-tenant hosted Environment.
• Large scale database migration for MIEP WAP gateway, Verification of multiple tenants in a shared environment.

Confidential

Systems Engineer

Responsibilities:

• Development and maintenance of printer LaserJet firmware components for direct PDF printing, familiar with protocol level knowledge of Postscript and PCL.
• Port bug-fixes in C / C++ Programming Language across different product lines, verification and testing and produce test reports.
• Provide build support and version control for SCM (Software Configuration management) using Rational ClearCase.

Confidential

Test Engineer

Responsibilities:

• Develop, implement and verify test cases and test scripts to include as part of automated test environments.
• Analyze regression test results and provide inputs to the development team.
• Maintain intranet web pages for the IOS group to display product related information.