Hadoop Ops Support

• We are looking for an experienced Hadoop Administrator MapR to manage and support our production grade MapR Hadoop clusters

• The ideal candidate will have hands-on experience running mission critical multitenant Hadoop environments ensuring high availability performance and security across diverse workloads
  

Key Responsibilities:

Cluster Administration:

• Manage monitor and optimize MapR based Hadoop clusters in a production environment

• Oversee daily operations including cluster health checks performance tuning capacity planning and system upgrades

• Perform installation configuration patching and version upgrades for MapR distributions and ecosystem tools

MultiTenant Environment Management:

• Configure support and optimize multitenant setups ensuring isolation resource fairness and performance SLAs

• Manage YARN queues ACLs quotas and security policies per tenant requirements

• Collaborate with data engineering and analytics teams to onboard new tenants and align resource needs

Performance Troubleshooting:

• Diagnose and resolve cluster performance issues bottlenecks and failures across MapR FS YARN Spark Hive Kafka and related services

• Manage node failures job failures and cluster rebalancing while maintaining uptime

• Automate alerting monitoring and reporting using tools like MapR Control System MCS Grafana Nagios Prometheus or similar

Security Compliance:

• Implement and manage security features such as Kerberos RangerSentry policies SSL encryption and user role management

• Ensure compliance with internal and external standards for data governance and security

• Backup Disaster Recovery High Availability

• Maintain reliable backup and DR strategies using MapR snapshots mirrors and failover configurations

• Ensure 24/7 availability of production environments and participate in oncall rotation

Automation Scripting:

• Develop automation for operational tasks using Python Shell scripting or Ansible

• Streamline cluster provisioning monitoring and deployment pipelines
  

Required Skills Qualifications:

• 4 years of hands-on experience as a Hadoop MapR Administrator

• Strong knowledge of MapRFS MapRDB MapR Streams YARN Hive Spark and Kafka

• Experience managing production clusters with high availability requirements

• Proficiency in Linux administration RHELCentOSUbuntu

• Expertise with multitenant Hadoop environments resource governance and user management

• Strong skills in shell scripting automation and performance tuning

• Experience with monitoring tools Grafana Nagios Prometheus MapR MCS

• Understanding of Hadoop security Kerberos SSL ACLs AD integration
  

Preferred Qualifications:

• Experience migrating from MapR to other Hadoop distributions Cloudera Hortonworks a plus

• Knowledge of Cloud AWSAzureGCP big data services

• Experience with CICD pipelines DevOps tools or containerized big data workloads
  
  

The pay range that the employer in good faith reasonably expects to pay for this position is $27.74/hour - $43.34/hour. Our benefits include medical, dental, vision and retirement benefits. Applications will be accepted on an ongoing basis.

Tundra Technical Solutions is among North America’s leading providers of Staffing and Consulting Services. Our success and our clients’ success are built on a foundation of service excellence. We are an equal opportunity employer, and we do not discriminate on the basis of race, religion, color, national origin, sex, sexual orientation, age, veteran status, disability, genetic information, or other applicable legally protected characteristic. Qualified applicants with arrest or conviction records will be considered for employment in accordance with applicable law, including the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. Unincorporated LA County workers: we reasonably believe that criminal history may have a direct, adverse and negative relationship with the following job duties, potentially resulting in the withdrawal of a conditional offer of employment: client provided property, including hardware (both of which may include data) entrusted to you from theft, loss or damage; return all portable client computer hardware in your possession (including the data contained therein) upon completion of the assignment, and; maintain the confidentiality of client proprietary, confidential, or non-public information. In addition, job duties require access to secure and protected client information technology systems and related data security obligations.

Salary : $28 - $43