Spark Data Engineer

grvty

Tysons, VA💼 Full-time💰 $150,000–$150,000🗓 2026-09-22 → 2026-09-26

Core

Building and managing data pipelines using Apache Spark and Python for national security projects.

Role type

Senior Spark Data Engineer

Builds

Data pipelines processing various file formats (csv, xml, json, avro, parquet) on AWS

Domain

National Security / Defense

Deliverable

production ML models | infrastructure

Required skills

Apache Spark, Python, AWS, SQL (RDBMS), Linux, shell scripting, unit testing

Preferred skills

NiFi, Apache Airflow, Java, Scala, EMR/Spark cluster administration, Spark performance tuning, cloud security solutions, configuration management

Technologies

Apache Spark, Python, AWS, Postgres, Oracle, MySQL, Linux, NiFi, Apache Airflow, EMR, Java, Scala

Responsibilities

Building and managing data pipelines, processing data in multiple formats, writing and validating unit tests, administering Spark clusters, tuning Spark job performance

Seniority

Senior, hands-on IC

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About grvty

GRVTY is seeking an Android Developer with a TS/SCI + Poly clearance (you can join the project with a TS or higher clearance and over time will be upgraded to TS/SCI + Poly applicable to this customer) to join one of our top projects in Dulles, VA. We are in need of an Android Developer to join our team to solve real-time cyber challenges. Looking for individuals who enjoy working on a mission-focused team that works very closely with our end users. Duties include design custom software tools and techniques for the Android platform; be responsible for end-to-end design and development of custo