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Posted: Sunday, November 5, 2017 5:05 AM

ManTech Commercial Services is looking for a Software Engineer on a Part Time On:Call basis of our clients located within the Continental US. This position can work remotely and will need to have the ability to travel. General Responsibilities: A: Positions will interact with data scientists and industry experts to understand how data needs to be converted, loaded and presented A: Manage large scale Hadoop cluster and NoSQL database environments, handling all Hadoop / NoSQL environment builds, including design, capacity planning, cluster setup, performance tuning, analyze Hadoop log files, support, maintenance, backups and ongoing monitoring A: Work closely with network, infrastructure, Linux admin and application development teams ensuring data is completing within service level agreement A: Identify hardware and software technical problems, storage and/or related system malfunctions while documenting all root cause analysis results to minimize future system issues A: Continually work to automate administrative tasks while designing resiliency and high availability of the Hadoop platform. A: Manage and troubleshoot scheduled Hadoop jobs with TWS and Oozie A: Provide off hours support on a rotational basis to support installation, upgrades or production issues A: Conduct proof of concept on new/evolving software in the Hadoop echo system to provide recommendations on implementation A: Configure Lab environments with new installations of Hadoop / NoSQL and other open source tools and 3rd party applications A: Work closely with 3rd party vendors to ensure functionality of tools features in new releases of Hadoop/NoSQL while automating test cases for future upgrades A: Continually work to automate administrative tasks while designing resiliency and high availability of the Hadoop platform A: Develop and maintain documents pertaining to installation and configuration (to ease future cluster installations/deployments and support) A: Train the Hadoop / NoSQL Administration team on new tools, support with installation when required and additional support A: Investigate code for open source projects when required related to installation or other support related issues. Contributed back to the open source community with code changes when applicable Qualifications: A: OOP experience with Java, Scala, experience with Ruby, Python, shell scripting, experience with building REST services, optimal access of data from NoSQL or RDBMS systems, JDBC A: Development of platforms and : or architectures that support many concurrent users, maximum response time, minimal contention, aligned with industry compliance requirements A: Release management expertise with GIT : Jenkins : FindBugs using standard suites like Atlassian or equivalent A: Minimum of 3 yearsA? experience with Red Hat Enterprise Linux 6/7 and UNIX administration supporting large scale environments A: Experience in programming with Java, bash/ksh scripting, Python, Ruby, HTML, JavaScript, JSON A: Support of HDP products including Ambari administration, Ambari Metrics, hdfs, MapReduce, Yarn, Spark, Pig, Hive, Storm, Kafka, Knox, Sqoop, Oozie, Ranger, Zeppelin and Smart Sense Skills: A: At least 1 of the following: HBASE, Accumulo, Reddis, Cassandra, Mongo A: Java, Hadoop, HWX Certification preferred A: 3+ years of experience in supporting Hortonworks HDP A: 3+ years of experience in supporting secured clusters with Kerberos A: 1+ years of experience in LDAP integration with HDP and other tools A: Experience in supporting MySQL and NoSQL Databases like HBase and MongoDB A: Experience with Solr and Elastic Search administration and tuning A: Working knowledge of all phases of ETL (Extract, Transform and Load) development life cycle A: IBM Tivoli Workload Scheduler using Dynamic Scheduling A: Data Warehouse drivers and packages like Teradata Utilities, Vertica Client (vsql), Oracle Client, etc. A: R, Scala and Ruby A: Additional Hadoop software Accumulo, Sqr


• Location: Northern Virginia

• Post ID: 40570362 nova is an interactive computer service that enables access by multiple users and should not be treated as the publisher or speaker of any information provided by another information content provider. © 2017