Database Consultant – Hadoop Service Operations

Website HCSC HCSC /Blue Cross Blue Shield

Job Purpose:
This position is responsible for handling 24×7 operations infrastructure support services of all non-production and production environments in the area of responsibility; handling the use of analytics to improve service, availability, and customer interactions; handling incident resolution and issues escalated by vendors; transitioning knowledge from design/build teams; handling operational vendor performance management.

Required Job Qualifications:
* Bachelors Degree in Computer Science, Information Systems, or another related field. Or 7 years of equivalent work experience.
* Knowledge of ITIL v3 framework.
* Performance tuning of Hadoop clusters and Hadoop MapReduce routines

* Screen Hadoop cluster job performances and capacity planning
* Monitor Hadoop cluster connectivity and security
* Knowledge of ITSM systems
* Knowledge of all Infrastructure technologies, including monitoring and event management technologies
* Supplier management
* Infrastructure domain knowledge
* Continuous improvement
* Incident management
* Knowledge of required technologies (incl 3rd party solutions)
* Problem Management / RCA

Preferred Job Qualifications:
* Bachelor’s degree in a relevant field (IT, Engineering) or equivalent career experience.
* Responsible for implementation and ongoing administration of Hadoop infrastructure.
* Aligning with the systems engineering team to propose and deploy new hardware and software environments required for Hadoop and to expand existing environments.
* Candidate should ready to give One-week on-call rotation support.
* Working with data delivery teams to set up new Hadoop users. This job includes setting up Linux users, setting up Kerberos principals and testing HDFS, Hive, HBase and Yarn access for the new users
* Cluster maintenance as well as creation and removal of nodes using tools like Cloudera Manager Enterprise, etc.
* Performance tuning of Hadoop clusters and Hadoop MapReduce routines
* Screen Hadoop cluster job performances and capacity planning
* Monitor Hadoop cluster connectivity and security
* Manage and review Hadoop log files
* File system management and monitoring
* HDFS support and maintenance
* Diligently teaming with the infrastructure, network, database, application, and business intelligence teams to guarantee high data quality and availability
* Collaborating with application teams to perform Hadoop updates, patches, version upgrades when required
* Work with Vendor support teams on support tasks
* General operational expertise such as good troubleshooting skills, understanding of system’s capacity, bottlenecks, basics of memory, CPU, OS, storage, and networks
* The most essential requirements are: They should be able to deploy Hadoop cluster, add and remove nodes, keep track of jobs, monitor critical parts of the cluster, configure name-node high availability, schedule and configure it and take backups
* Solid Understanding on-premise and Cloud network architectures
* Additional Hadoop skills like Sentry, Spark, Kafka, Oozie, etc
* Oral/written communication skills.

HCSC is committed to diversity in the workplace and to providing equal opportunity and affirmative action to employees and applicants. We are an Equal Opportunity Employment / Affirmative Action employer dedicated to workforce diversity and a drug-free and smoke-free workplace. Drug screening and background investigation are required, as allowed by law. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or protected veteran status.

Tagged as: hadoop; itil v3 framework

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