Looking for H1 Transfer/USC/GC/EAD who can work on our W2
Position: Hadoop Developer
6 Months
Location: Woodlawn, MD
Description of Work:
Provide technical and development support to the government client to build and maintain a modernized Enterprise Data Warehouse (EDW) by expanding the current on-premises Hadoop cluster to accommodate an increased volume of data flowing into the enterprise data warehouse
Perform data formatting involves cleaning up the data.
Assign schemas and create HIVE tables
Apply other HDFS formats and structure (Avro, Parquet, etc. ) to support fast retrieval of data, user analytics and analysis
Assess the suitability and quality of candidate data sets for the Data Lake and the EDW
Design and prepare technical specifications and guidelines.
Act as self-starter with the ability to take on complex projects and analyses independently
Ensure secure coding practices are adhered to in all phases of the secure development lifecycle.
Be knowledgeable in all NGC SSA Programs HIPAA compliance requirements and proactively address any HIPAA concerns.
Become knowledgeable on the HIPAA policies and procedures for the program and ensure awareness of HIPAA breach process
Basic Qualifications:
2+ years of proven experience in a range of big data architectures and frameworks including Hadoop ecosystem, Java MapReduce, Pig, Hive, Spark, Impala etc..
2 years of proven experience working with, processing and managing large data sets (multi TB scale).
Proven experience in ETL (Syncsort DMX-h, Ab Initio, IBM - InfoSphere Data Replication, etc.), mainframe skills, JCL
Preferred Qualifications:
Experience with Apache Hadoop Administration (Preferred Cloudera Framework).
Experience with Linux Administration (Centos and Red Hat).
Experience in coding shell scripting in Python.
Experience in Big Data Storage and File System Design.
Experience in performing troubleshooting procedures and designing resolution scripts
Experience with Mainframe development including Java Batch development, Architectural Design/Analysis and Database development.
Experience in analytic programming, data discovery, querying databases/data warehouses and data analysis.
Experience in data ingestion technologies with reference to relational databases (i.e. DB2, Oracle, SQL)
Experience with advanced SQL query writing and data retrieval using "Big Data" Analytics.
Experience with enterprise scale application architectures.
Proven ability to work with senior technical managers and staff to provide expert-level support for the installation, maintenance, upgrading, and administration of full-featured database management systems
Knowledge and experience with application integration, thorough understanding of complex network topologies, solid understanding of system security risk management
Knowledge of Informatica, Syncsort DMX-h, Ab Initio
Knowledge of a variety of technical tools, methodologies, and architectures as used in the SSA computing environment
Knowledge of leading-edge technologies, new methodologies, and best practices applicable to work performed.
Knowledge of SSA's Enterprise Architecture
Knowledge of agile methodologies
Extensive experience in Object Relational Mapping technologies like JPA/Hibernate in web service technologies
Extensive experience with Unit Testing using JUnit
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