Senior consultant Resume

SUMMARY:

Innovative, results - driven IT professional with 10 years of experience in Big Data technologies which includes Installation, maintenance and support of complex Hadoop environments
Highly conscientious worker with experience in meeting deadlines while maintaining consistent quality.
Proven ability to work in a fast-paced, high-pressure environment and strong sense of public relations and client satisfaction.
Highly organized, detail oriented, team player, and committed to getting the job done.
Previously worked in Singapore in install and support of Hadoop clusters.
Lead the team which delivered a complex multi node Hadoop Environments across DEV/UAT/PROD/COB and setup Confidential banks first Hadoop infrastructure setup in APAC region.
Involved in various cluster level activities like install, upgrade, Node addition and patching of the Hadoop cluster.
Support Confidential bank clusters in NAM/LATAM/EMEA regions apart from active maintenance in APAC regions
Actively work with Cloudera Vendor to integrate new product implementations/ critical bug fixes after upgrades
Hands on experience in configuring various echo system components like Hive, Beeline, HUE, Kafka, Flume, Hbase and Solr search.
Worked on multiple CDH upgrades across regions and environments
Work actively on third party integrations with our clusters example being Pega systems integration with Hbase, Kibanas integration for analytics
Hands on experience in setting up datameer and platfora analytical tools which are integrated with hadoop.
Very well versed with complex banking domain processes in terms of Incident and Change management.

TECHNICAL SKILLS:

Platforms/ OS: Linux, AIX

Technologies: Cloudera, HDFS, Map Reduce, Yarn, Hive, beeline, Impala, Zookeeper, Kafka, Hbase, Flume, Solr

Authentication: Kerberos authentication for Hadoop cluster

Hadoop version: CM 5.* /CDH 5.4/5.7.1/5.7.5

Data Transfer Technologies: NDM(network data mover)

Analytical tools: Datameer, Platfora

IT Service: ITIL V3 Foundation

Networking: TCP/IP, DNS, Telnet, SSH

Scheduling Tools: Autosys

PROFESSIONAL EXPERIENCE:

Senior consultant

Confidential

Responsibilities:

Install, configure and maintain Hadoop clusters across NAM, APAC and EMEA regions
Work with the UNIX team for the pre and post build activities required as part of the pre-reqs for the Hadoop cluster install, Verifying repo packages etc
Work on the project level security setup by enabling kerberos, and making sure that we have proper principals/keytabs created for the functional id's to log in to the cluster
Work with Siteminder team and configure SSO for installed applications like Cloudera Manager, HUE, Datameer and Platfora
Work with users/developers/vendors for any job/cluster level issues and resolve them
Configuring the MySql backup for all environments and make sure that they are running fine via the autosys tool, just in case we have a failover required.
Install configure and setup NDM and work with the partner teams to make sure that
We have data transfer happening in to the cluster
Work with datameer and platfora vendors to resolve critical issues with respect to data analysis
Providing RCAs for uncertain behavior of the Hadoop Cluster This includes taking the logs from the Name Node for HDFS related and the job tracker for Map reduce related and analyzing them.
Lead a team at client location and make sure that we have a 24*7 support in place for any cluster/user issues

Confidential

Responsibilities:

Ensure all production incidents are addressed and resolved within Confidential .
Create Root Cause Analysis reports with corrective actions. Keep client and management updated on the incident and provide progress report till closure.
Develop & implement permanent solution for each of the related issues. Once resolved, document the incidents in knowledge base for future references.
Create knowledge base to maintain application uptime. Include information of application architecture, service definition, configuration management system, its interface to other applications, regular executing jobs that needs oversee, any manual jobs to be triggered, auto stop/start scripts location, log location and its cleanup jobs, etc

PeopleSoft Support Engineer

Confidential

Responsibilities:

Level 2 production support for critical people soft applications
Documenting generic procedures for the team to refer for installation and effective troubleshooting of high severity production issues.
Documenting root cause analysis procedures.
Training team members on ERP workflow, On new install's and application upgrades
Participating in Client specific critical application DR tests.
Worked on vanilla installation of 10i and 11g versions of Oracle DB as part of the peoplesoft installation
The core DB activities like hot back up, cold backup, full restore, incremental restore, RMAN configuration were also handled as part of it

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