CACI International Java/ Scala Developer in Chantilly, Virginia

Job Description

What You’ll Get to Do:

The Big Data Java /Scala Developer plays an important role in analyzing various data sources and developing data streams using big-data technologies leveraging Spark, Scala, Python, Java, R and MapReduce for a large Petabyte scale Enterprise Data Warehouse.

More About the Role:

  • Develops ETL data pipelines, machine learning, analytical and reporting requirements by coordinating with business analysts, data scientists and source system developers

  • Develops ETL requirements for extracting, transforming and loading data into the Data Warehouse

  • Analyzes new and existing data sources for the Enterprise Data Warehouse

  • Develops Spark, Java, Scala, Hive code on Amazon Web Services (AWS) Elastic MapReduce (EMR)

  • Develops data transformations for XML, JSON, CSV etc.

  • Develops APIs and Web services using Python

  • Creates Interface Control Document (ICD) and designs for the new data streams and reports

  • Coordinates and collaborates with end users and business analysts in identifying, developing and validating ETL requirements.

You’ll Bring These Qualifications:


University Degree or equivalent experience and minimum 5 years of related work experience.

  • Experience and High proficiency in Java/ Scala required

  • Experience and strong SQL skills required

These Qualifications Would be Nice to Have:

  • Experience in AWS/ Azure Cloud environments preferred

  • Experience in Shell scripts, Python coding strongly preferred

  • Experience documenting ETL mappings and good written skills.

  • Experience providing IT applications development and systems implementation services to federal customers.

  • Strong communication skills.

What We Can Offer You:

  • We’ve been named a Best Place to Work by the Washington Post.

  • Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives.

  • We offer competitive benefits and learning and development opportunities.

  • We are mission-oriented and ever vigilant in aligning our solutions with the nation’s highest priorities.

  • For over 55 years, the principles of CACI’s unique, character-based culture have been the driving force behind our success.

Job Location


CACI employs a diverse range of talent to create an environment that fuels innovation and fosters continuous improvement and success. At CACI, you will have the opportunity to make an immediate impact by providing information solutions and services in support of national security missions and government transformation for Intelligence, Defense, and Federal Civilian customers. CACI is proud to provide dynamic careers for employees worldwide. CACI is an Equal Opportunity Employer - Females/Minorities/Protected Veterans/Individuals with Disabilities.