CTG Senior/Lead Hadoop Developer in Irving, Texas

Title: Senior/Lead Hadoop Developer

Location: US-TX-Irving

Job Number: 17203637

Senior/Lead Hadoop Developer with 8 years of data management and 4 years Hadoop Ecosystem experience is needed for 6 month contract in Irving, TX for our client in the healthcare industry.

W2 employees only. No C2C.

The Senior/Lead Hadoop Developer is responsible for designing, developing, testing, tuning and building a large-scale data processing system, for Data Ingestion and Data products that will improve quality, velocity and monetization of data assets for both Operational Applications and Analytical needs. This position supports this goal with strong experience in software engineering and development of solutions within the Hadoop Ecosystem.


  • Responsible for design, development and delivery of data from operational systems and files into ODSs (operational data stores), downstream Data Marts and files.

  • Troubleshoot and develop on Hadoop technologies including HDFS, Hive, Pig, Flume, HBase, Spark, Impala and Hadoop ETL development via tools such as Informatica,

  • Translate, load and present disparate data sets in multiple formats and multiple sources including JSON, Avro, text files, Kafka queues, and log data.

  • Will implement quality logical and physical ETL designs that have been optimized to meet the operational performance requirements for our multiple solutions and products, this will include the implementation of sound architecture, design, and development standards.

  • Has the experience to design the optimal performance strategy, and manage the technical metadata across all ETL jobs.

  • Responsible for building solutions involving large data sets using SQL methodologies, Data Integration Tools like Informatica in any Database preferably in an MPP platform.

  • Has strong Core Java Programming experience to apply in Data Integration.

  • Works with BA’s, end users and architects to define and process requirements, build code efficiently and work in collaboration with the rest of the team for effective solutions.

  • Deliver projects on-time and to specification with quality.

Required Experience:

  • 8 years’ experience in managing data lineage and performing impact analyses.

  • 5 years’ experience with ETL tool development

  • 4 years’ experience with Hadoop Ecosystem

  • Experience working in Data Management projects.

  • Experience working in Hive or related tools on Hadoop, Performance tuning, File Format, executing designing complex hive HQL’s, data migration conversion.

  • Experience working with Spark for data manipulation, preparation, cleansing.

  • Experience working with ETL Tools (Informatica/DS/SSIS) for data Integration.

  • Experience designing and developing automated analytic software, techniques, and algorithms

  • Ability to handle multiple tasks and adapt to a constantly changing environment

  • Self-starter with the ability to work independently and take initiative. Ability to translate ideas and business requirements into fully functioning ETL workflows.

  • Strong analytical and problem solving skills.

  • Excellent written and oral communication skills, with the ability to articulate and document processes and workflows for use by various individuals of varying technical abilities.

  • Excellent organizational skills.

  • Knowledge of HealthCare a plus.


  • MS/BS in Computer Science, Information Systems, or related field preferred and/or equivalent experience

To Apply:

To be considered, please apply to this requisition using the link provided. For additional information, please contact Laura Evertsen at laura.evertsen@ctg.com.


CTG is the most reliable IT services provider, built on 50 years of meeting our commitments to make technology work for clients and deliver real business value. CTG provides industry-specific IT strategy, services, and solutions that address the business needs and staffing challenges of clients in high-growth industries, including major technology companies, large corporations, and government entities located in North America and Western Europe.

CTG's greatest asset is its people, and as such we are committed to providing employees programs and processes to support their performance, hone their skills, and advance in their careers. This commitment is reflected by CTG being named a Best Places to Work Company by Modern Healthcare (since 2013) in North America, and a Best Places to Work Company in the United Kingdom (2013), Belgium (since 2007), and Luxembourg (since 2011).

CTG will consider for employment all qualified applicants including those with criminal histories in a manner consistent with the requirements of all applicable local, state, and federal laws.

CTG is an Equal Opportunity/Affirmative Action Employer and strong advocate of workforce diversity. Minority/Female/Sexual Orientation/Gender Identity/Disability/Veteran.

Job: Technology & Healthcare IT