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Title

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Hadoop Administrator

Description

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We are looking for a skilled and experienced Hadoop Administrator to join our technology team. The ideal candidate will be responsible for the installation, configuration, monitoring, and maintenance of Hadoop clusters. You will work closely with data engineers, software developers, and system administrators to ensure the performance, availability, and security of our big data infrastructure. As a Hadoop Administrator, you will manage the day-to-day operations of Hadoop ecosystems including HDFS, YARN, Hive, HBase, and other related technologies. You will be expected to troubleshoot issues, optimize performance, and implement best practices for data storage and processing. Your role will also involve capacity planning, backup and recovery strategies, and ensuring compliance with data governance policies. You should have a strong understanding of distributed computing principles and be familiar with Linux system administration. Experience with automation tools, scripting languages, and cloud platforms is highly desirable. You will also be responsible for implementing security measures such as Kerberos authentication and encryption protocols to protect sensitive data. This role requires excellent problem-solving skills, attention to detail, and the ability to work independently as well as part of a team. You will be expected to stay up-to-date with the latest developments in big data technologies and contribute to continuous improvement initiatives within the organization. If you are passionate about big data and have a strong background in system administration and Hadoop technologies, we encourage you to apply and become a key player in our data-driven environment.

Responsibilities

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  • Install and configure Hadoop clusters and ecosystem components
  • Monitor cluster performance and troubleshoot issues
  • Manage HDFS storage and perform data backup and recovery
  • Implement and maintain security protocols including Kerberos
  • Collaborate with data engineers and developers on data workflows
  • Perform capacity planning and cluster scaling
  • Automate routine tasks using scripting languages
  • Apply patches and upgrades to Hadoop components
  • Ensure compliance with data governance and security policies
  • Document system configurations and operational procedures

Requirements

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  • Bachelor’s degree in Computer Science or related field
  • 3+ years of experience as a Hadoop Administrator
  • Strong knowledge of Hadoop ecosystem (HDFS, YARN, Hive, HBase)
  • Proficiency in Linux system administration
  • Experience with scripting languages like Bash, Python, or Perl
  • Familiarity with monitoring tools such as Nagios, Ambari, or Cloudera Manager
  • Understanding of data security and encryption protocols
  • Experience with cloud platforms like AWS, Azure, or GCP
  • Excellent troubleshooting and problem-solving skills
  • Strong communication and teamwork abilities

Potential interview questions

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  • How many years of experience do you have managing Hadoop clusters?
  • Which Hadoop ecosystem components are you most familiar with?
  • Have you implemented Kerberos authentication in a Hadoop environment?
  • What scripting languages do you use for automation?
  • Describe a challenging issue you resolved in a Hadoop cluster.
  • What tools do you use for monitoring and performance tuning?
  • Have you worked with Hadoop on cloud platforms?
  • How do you ensure data security and compliance in your systems?
  • What is your approach to capacity planning for Hadoop clusters?
  • Are you comfortable working in a cross-functional team environment?