Hadoop Administrator

Infosys Consulting Romanian Office is enlarging its team with the new Office Building in Str. Buzesti 85, close to Victoriei Square Metro Station.

• Strong hands-on experience in Hadoop Administration, Hortonworks / Cloudera distribution
• In-depth experience in implementing an end-to-end fully secure High Availability Cluster.
• Hands on Cluster Upgrades, Performance Tuning and Capacity Management
• Experience in KNOX, SPNEGO authentication
• Hands on admin troubleshooting on the services like MapReduce, Hive, Spark, HBase, Oozie, Falcon, Kafka & Ambari / Cloudera Manager
• Knowledge on Apache NiFi (HDF) will be an added advantage.
• Admin expertise on Data Flow Components (Kafka, Storm)
• Work experience on Patch and Upgrade management.
• Good knowledge in ITIL processes – Incident, Problem, Change & Release management
• Experience in providing Hadoop Admin Support for mission critical 24x7 Hadoop environments
• Willingness and flexibility to learn new technologies, scale up quickly and adapt to different roles as the situation demands

• Technical delivery of ongoing administration and implementation of Hadoop Infrastructure in mission critical production support environments
• Plan & execute Hadoop cluster upgrades, Monitoring tool (Ambari / Cloudera Manager) upgrade, Kerberos, hardware migrations, high availability, Performance tuning and Capacity Management
• Participate in client meetings including architecture related discussions
• Provide on-call support during non-business hours on a rotation basis
• Engage in problem management process for root cause determination & permanent corrective action
• Support team in resolving critical technical issues during crisis situations