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Date: Dec 28, 2017

Location: McLean, VA, US

Company: NTT DATA Services

Req ID: 11437 


At NTT DATA Services, we know that with the right people on board, anything is possible. The quality, integrity, and commitment of our employees are key factors in our company’s growth, market presence and our ability to help our clients stay a step ahead of the competition. By hiring the best people and helping them grow both professionally and personally, we ensure a bright future for NTT DATA Services and for the people who work here.


NTT DATA Services currently seeks a Hadoop Administrator with Build Expertise to join our team in McLean, Virginia (US-VA), United States (US).



Role Responsibilities


  • Deploy the Hadoop File System (HDFS), and peripheral technologies in its ecosystem (HDFS, Hive, Pig, Hbase/Cassandra, Flume, Zookeeper) using both automated toolsets as well as manual processes.
  • Maintain, support, and upgrade Hadoop clusters
  • Monitor jobs, queues, and HDFS capacity using Zookeeper and vendor-specific front-end cluster management tools
  • Balance, commission & decommission cluster nodes
  • Apply security (Kerberos / Open LDAP/SAML) linking with Active Directory and/or LDAP
  • Enable users to view job progress via web interface
  • Onboarding users to use Hadoop – configuration, access control, disk quota, permissions etc.
  • Address all issues, apply upgrades and security patches
  • Commission/de-commission nodes backup and restore
  • Apply "rolling " cluster node upgrades in a Production-level environment
  • Assemble newly bought hardware into racks with switches, assign IP addresses properly, firewalling, enable/disable ports, VPN, etc
  • Work with virtualization team to provision / manage HDP cluster components




  • 10+ years experience
  • 3+ years of Linux/Unix administration
  • 3+ years of experience with (Cloudera/Hortonworks) Hadoop Administration
  • Extensive experience in Hadoop ecosystem including Spark, MapReduce, HDFS, Hive, HBase, and Zeppelin
  • 1+ years experience with Hadoop-specific automation (e.g. blueprints)
  • 1+ years technical experience managing Hadoop cluster infrastructure environments (e.g. datacenter infrastructure) that utilized at least 20 data nodes
  • Experience scripting in one or more of Python, bash, PowerShell, Perl, Java
  • Ability to thrive within a dynamic technology environment




  • 1+ years experience with Puppet and/or Chef
  • 1+ years virtualization experience in any of VMware/Hyper-V/KVM
  • Certified Hadoop Admin (Hortonworks/Cloudera)
  • Red Hat certified
  • Networking (TCP/IP, Routers, IP addressing, use of network tools)
  • Analyzing data with Hive, Pig and/or HBase
  • Data Ingestion, streaming, or Importing/exporting RDBMS data using Sqoop
  • DBA experience
  • RDBMS SQL Development
  • Manage cluster-hardening activities


This position is only available to those interested in direct staff employment opportunities with NTT DATA, Inc. or its subsidiaries.  Please note, 1099 or corp-2-corp contractors or the equivalent will NOT be considered. We offer a full comprehensive benefits package that starts from your first day of employment.                                                                                


About NTT DATA Services


NTT DATA Services partners with clients to navigate and simplify the modern complexities of business and technology, delivering the insights, solutions and outcomes that matter most. We deliver tangible business results by combining deep industry expertise with applied innovations in digital, cloud and automation across a comprehensive portfolio of consulting, applications, infrastructure and business process services.


NTT DATA Services, headquartered in Plano, Texas, is a division of NTT DATA Corporation, a top 10 global business and IT services provider with 100,000+ professionals in more than 50 countries, and NTT Group, a partner to 85 percent of the Fortune 100. Visit to learn more.


NTT DATA, Inc. (the “Company”) is an equal opportunity employer and makes employment decisions on the basis of merit and business needs.  The Company will consider all qualified applicants for employment without regard to race, color, religious creed, citizenship, national origin, ancestry, age, sex, sexual orientation, genetic information, physical or mental disability, veteran or marital status, or any other class protected by law.  To comply with applicable laws ensuring equal employment opportunities to qualified individuals with a disability, the Company will make reasonable accommodations for the known physical or mental limitations of an otherwise qualified individual with a disability who is an applicant or an employee unless undue hardship to the Company would result.




Nearest Major Market: Washington DC

Job Segment: Consulting, Virtualization, DBA, Java, Linux, Technology