hadoop administrator resume example with 7+ years of experience

Jessica Claire
  • , , 609 Johnson Ave., 49204, Tulsa, OK 100 Montgomery St. 10th Floor
  • H: (555) 432-1000
  • C:
  • Date of Birth:
  • India:
  • :
  • single:
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Professional Summary

An accomplished, hardworking and reliable, Hadoop Administrator with over 8 years in information Technology and about 3 years plus experience in Hadoop Administration. Posse’s verifiable Time management, communication and interpersonal skills that help put across things with a crisp point. Have solid track records in achieving a set goals and delivering personal best at every step of the way to provide optimal result. Thrive in fast paced information Technology environment and cherish a chance to self manage things through the innate problem solving skills and never say never attitude

  • Ability to quickly learn new technologies
  • Excellent communication skills, with strong verbal and writing proficiencies
  • Demonstrated ability to quickly learn new tools
  • Strong analytical competencies and excellent creative problem-solving skills
  • Ability to quickly learn new technologies and adapting to new environments
  • Superb communication skills, with strong verbal and writing proficiencies
  • Ability to work independently as well as in team environment on moderate to highly complex issues
  • Knowledgeable of Linux
Work History
Hadoop Administrator, 01/2020 - 09/2020
Cognizant Technology Solutions Edgewood, MD,
  • Experience on Commissioning, Decommissioning, Balancing, and Managing Nodes and tuning server for optimal performance of cluster.
  • Diagnose, assess, troubleshoot and fix issues.
  • Documentation of all environmental settings and configurations.
  • Provide support to teams using Hadoop environments.
  • Along with rest of team, actively research and share learning/advancements in Hadoop space, especially related to administration.
  • Experience using Hadoop tool set such as Sqoop, Oozie
  • Involved in start to end process of Hadoop cluster, Flume, Yarn, hive, impala, hue etc (3+ years).
  • Strong Linux skills.
  • Experience in deploying Hadoop environment.
  • Knowledge in Apache Sentry for Hdfs files, impala and Hive Databases security.
  • Optimizing performance of Hive.
  • Experience in setting up HBASE.
  • Detach and attach volumes on EC2 instances.
  • Create AMI's and volume snapshots.
  • Increased instances per customer request by changing instance type.
  • Responsibilities:.
  • Involves designing, capacity arrangement, cluster set up, performance fine-tuning, monitoring, structure planning, scaling and administration.
  • Working closely with infrastructure, network, database, and business intelligence and application teams to ensure business applications are highly available and performing within agreed on service levels.
  • Managing and analyzing Hadoop log files.
  • Experience in setting up HBASE which includes master and region server configuration, High availability configuration, performance tuning and administration.
  • Knowledgeable of Kafka component and zookeeper.
Hadoop Administrator, 03/2017 - 12/2019
Cognizant Technology Solutions Edison, NJ,

• Involved in start to end process of Hadoop cluster Deployment .
• Responsible for Cluster maintenance, commissioning and decommissioning Data nodes, Cluster Monitoring, Troubleshooting, Manage and review data backups, Manage & review Hadoop log files.
• Monitoring systems and services, architecture design and implementation of Hadoop deployment, configuration management, backup, and disaster recovery systems and procedures.
• Commissioning of nodes(e.g. 100 )
• Configured various property files with Cloudera manager.
• Importing and exporting data into HDFS using Sqoop.
• Experienced in define being job flows with Oozie.
• Loading log data directly into HDFS using Flume.
• Experienced in managing and reviewing Hadoop log files.
• Installation of various Hadoop Ecosystems and Hadoop Daemons.
• Installation and configuration of Sqoop and Flume.
• Managed and reviewed Hadoop Log files as part of administration for troubleshooting purposes.
• Communicate and escalate issues appropriately.
• Involved in Analyzing system failures, identifying root causes, and recommended course of actions.
• Documented systems processes and procedures for future references.
• Worked with systems engineering team to plan and deploy new Hadoop environments and expand existing Hadoop clusters.
• Monitored workload, job performance and capacity planning using Cloudera Manager.
• Installed and configured Flume, Hive, Sqoop and Oozie on Hadoop cluster.
• Involved in Installing and configuring Kerberos for authentication of users and Hadoop daemons.
• Experience in setting up HBASE which includes master and region server configuration, High availability configuration, performance tuning and administration.

Head, Application Service Support, 09/2012 - 02/2017
Fixlinks Technology Inc City, STATE,
  • In charge of creation and maintaining App Support Knowledge base.
  • Use of SQL to query, maintain and update company database.
  • Quickly and effectively solve customer technical issues.
  • Training of new employees.
  • Use of SQL to create Stored Procedures that send hourly emails about issues in system.
  • In charge of supporting intact financial systems.
  • Proficient in working with Global teams and serve as focal point for troubleshooting and performing administration of distributed applications.
  • Configure monitoring applications and design of infrastructure to maintain and effectively manage environment.
  • In charge of creation of suite of in house tools that are utilized by business teams.
  • Scheduled jobs and batch processes using Tivoli based upon various client needs and timelines.
  • Proficiently utilized and managed infrastructure components and delivered support for applications.
  • Lead negotiations with business partners and team members to define project goals/strategies.
  • Configuration, administration and availability of Application Server environments.
  • Immensely involved in creating and implementing system changes for environmental issues.
  • Created documentation for various infrastructure components.
  • Server log and domain log monitoring for issues with environments and performance monitoring.
  • Worked on automation of environments audit procedures.
  • Proficient in getting involvement of other teams for project related activities.
  • Expertise in clustered environments for production and lower environment applications.
  • Resolved and escalated Issues by communicating and working closely with internal business partners.
  • Improved service level score from 89% to 98% within 2 years.
  • Hadoop, HDFS, Hive, Sqoop, Flume, Zookeeper and big Data Cloudera CDH Apache Hadoop,Mysql.
MBA: , Expected in 03/2013
Laotech, - NGR,
Status -
Bachelor of Arts: , Expected in 09/2005
Fed Poly - NGR,
Status -

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Resume Overview

School Attended

  • Laotech,
  • Fed Poly

Job Titles Held:

  • Hadoop Administrator
  • Hadoop Administrator
  • Head, Application Service Support


  • MBA
  • Bachelor of Arts

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