Meridian

  • Linux (RedHat) - Hadoop Administrator

    Job Location US-MI-Detroit
    Job ID
    2018-5127
    Category
    Information Technology
    Business Line
    CMC Corporate
  • Overview

    Who we are:

    Meridian, a WellCare Company, is part of a national network of passionate leaders, achievers, and innovators dedicated to making a difference in the lives of our members, our providers and in the healthcare industry.

     

    We provide government-based health plans (Medicare, Medicaid, and the Health Insurance Marketplace) in Michigan, Illinois, Indiana, and Ohio.  As a part of the WellCare Family of companies, we deliver healthcare excellence to millions of members nationwide.

     

    Our associates work hard, play hard, and give back. Meridian associates enjoy an exceptional experience and culture including special events, company sports teams, potlucks, Bagel Fridays, and volunteer opportunities.

     

     

    A Day in the Life of a System Administrator - Hadoop: 

     

    • Establishing and maintaining a Hadoop and Big Data cluster on Linux
    • Evaluating and recommending appropriate Hadoop hardware and storage components
    • File system management, monitoring, support and maintenance for HDFS, KUDU, and HBASE
    • Assisting with data lake folder design
    • Recommending and establishing security policies and procedures for the Hadoop environment
    • Designing and implementing appropriate backup and recovery procedures
    • Assisting in the development and implementation of various strategic initiatives.
    • Develop Architecture Policies, Standards and Governance for the Hadoop and Big Data environment
    • Research and development with promising leading edge big data technologies
    • Participating in data architecture design and review processes, including planning and monitoring efforts, reviewing deliverables, and communicating to management
    • Responding to change and engaging in multiple projects simultaneously
    • Works with minimal guidance; seeks guidance on only the most complex tasks

    Responsibilities

    Job Requirements:

    • Advanced level working knowledge of Red Hat LINUX;
    • Setting the stage for MapReduce - computing daemons and dissecting a MapReduce job;
    • Planning for Backup, Recovery and Security - coping with inevitable hardware failures and securing your Hadoop cluster;
    • Defining Hadoop Cluster Requirements – Planning, designing and architecting a scalable cluster and selecting appropriate hardware;
    • Determining the correct hardware and infrastructure for a multi-node cluster;
    • Preparing HDFS - Setting basic configuration parameters, configuring block allocation, redundancy and replication;
    • Pre and post installation of Hadoop software and good understanding of Hadoop ecosystems dependencies
    • Deploying MapReduce - Installing and setting up the MapReduce environment and Delivering redundant load balancing via Rack Awareness;
    • Creating a fault–tolerant file system, isolating single points of failure, and maintaining High Availability;
    • Implementing data ingress and egress-Facilitating generic input/output, moving bulk data into and out of Hadoop, transmitting HDFS data over HTTP with WebHDFS;
    • Expertise in setting up, configuration and management of security for Hadoop clusters using Kerberos;
    • Maintaining a Cluster-Employing the standard built–in tools, managing and debugging processes using JVM metrics;
    • On-going support for various Hadoop environments - DEMO, TEST, UAT, and PROD;
    • Configuring the Scheduler to provide service-level agreements for multiple users of a cluster;
    • Database used by Hadoop - backup, security, performance monitoring and tuning;
    • Familiarity to deploy Hadoop cluster, add and remove nodes, keep track of jobs, monitor critical parts of the cluster
    • Familiarity with Cloudera, Kafka, Spark, data lakes, and Flume is desired

    Qualifications

    What you can bring to Meridian: 

     

    Education:

    • Bachelor’s degree in related field is required

    Experience:

    • 7+ years of experience as an IT professional
    • 5+ years as a Linux administrator
    • 3+ years as a Hadoop administrator
    • Prior experience in a complex, highly integrated services environment

     

     

     

    What Meridian can offer you:

    • Our healthcare benefits include a variety of plans that are effective on the first day of employment for our new full-time team members.
    • Opportunity to work with the industry’s leading technologies and participate in unique projects, demonstrations, conferences, and exclusive learning opportunities.
    • Meridian offers 401k matching that is above the national average.
    • Full-time Meridian employees are eligible for tuition reimbursement towards Bachelor’s or Master’s degrees.
    • Meridian was named Detroit's #1 Fastest Growing Company by Crain's Magazine, so it is a great time to get involved with Meridian. 

     

    Equal Opportunity Employer

    #MSTR

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