Senior Hadoop Administrator - Washington DC or Austin, TX
Washington, DC

Job Description

The health solutions marketplace is hungry for new ideas, innovative products and software that drive elevated performance for the business and the customer. Optum, part of the UnitedHealth Group family of businesses, is feeding incredible solutions to that marketplace every day by bringing out the best in our software engineering teams.

We serve customers across the health system. Not only do we have more of them every day, we also have more technology, greater data resources and far broader expertise than any competitor anywhere. We're out to change the way our businesses and consumers engage with technology. If you're in, you'll be challenged like never before. It's time to join this history making.

The ideal candidate has a strong entrepreneurial spirit, and the ability to teach and mentor his or her peers. This individual has the ability to advise clients and to work as a key member of the delivery team. The role will require deep, hands-on technical skills in designing, developing and implementing.

Primary Responsibilities:

* Administration of Hadoop infrastructure
* Automating repetitive administration and replication tasks using PL/SQL and shell scripts
* Assisting end users with basic SQL question and more knowledgeable users with SQL tuning or refinement
* HDFS support and maintenance
* Monitor Hadoop cluster connectivity and security
* Testing backup and recovery and Disaster Recovery scenarios
* Capacity planning for RDBMS and Big data environment
* Analysis and determination of database performance characteristics, for problem detection, and trend forecasting.
* Monitoring storage capacity and utilization
* Optimize ETL SQL and shifting large quantities of data between databases and between Oracle and Hadoop.
* Ability to be on-call 24x7 once every 3 weeks.

Required Qualifications:

* Hands on experience with Hadoop administration
* Experience with HDFS support and maintenance
* Experience with Oracle DB Administration
* Experience with Unix/Linux scripting

Preferred Qualifications

* Cloudera certified Hadoop administrator credential is a plus
* Experience with large Hadoop clusters
* Experience installing Oracle Grid
* Experience with Oracle Performance Monitoring & Tuning
* ASM & RAC Experience
* Experience with cloud technologies
* PL/SQL programming experience

Technology Careers with Optum. Information and technology have amazing power to transform the health care industry and improve people's lives. This is where it's happening. This is where you'll help solve the problems that have never been solved. We're freeing information so it can be used safely and securely wherever it's needed. We're creating the very best ideas that can most easily be put into action to help our clients improve the quality of care and lower costs for millions. This is where the best and the brightest work together to make positive change a reality. This is the place to do your life's best work.(sm)

Diversity creates a healthier atmosphere: UnitedHealth Group is an Equal Employment Opportunity/Affirmative Action employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, age, national origin, protected veteran status, disability status, sexual orientation, gender identity or expression, marital status, genetic information, or any other characteristic protected by law.

UnitedHealth Group is a drug-free workplace. Candidates are required to pass a drug test before beginning employment.

Keywords: Hadoop administration ORacle GRid RAC Cloudera HDFS MapR Hortonworks MapReduce HBASE Cluster UNIX Linux