Data Engineer (Data Scientist 3)

About the role

HII's Warfare Systems (WS) business group, part of HII’s Mission Technologies division, seeks an Intermediate-level Data Engineer to support the DoD/DoW Advana War Data Platform. The position is located in Fairfax, VA.

Responsibilities

• Buils and maintains WDP Core Integration ingestion, transformation, and storage pipelines supporting operational analytics across Unclassified and NIPR, Secret and SIPR, and Top Secret and JWICS enclaves.
• Develops automated processing flows using Apache Airflow, Spark, AWS Glue, and Kafka to support reliable data movement into medallion-architecture zones.
• Implements data connections, schema mappings, and structured interfaces to support enterprise data marketplaces and downstream tooling teams.
• Applies data quality controls using rule engines, profiling utilities, and anomaly-detection checks to validate accuracy, completeness, and consistency at the source and lake layers.
• Configures encryption, access policies, and data-handling rules to meet DoD cybersecurity requirements for mission environments.
• Executes Tier-2 and Tier-3 support actions, performing incident diagnosis, SLA tracking, and pipeline restoration tasks.
• Builds utilities for standardized inbound and outbound data acquisition, supporting analytics teams, application developers, and operational mission users.
• Documents data pipelines, workflows, storage models, and dependency chains in repositories such as Confluence, GitLab, and SharePoint.
• Produces operational metrics capturing throughput, failure rates, restart patterns, and quality scores to guide engineering improvements.
• Collaborates with platform, infrastructure, and data governance teams to incorporate architectural updates, security changes, and tool enhancements into ongoing operations, strengthening stability and mission value across all WDP Core Integration enclaves.

Requirements

• 5 years relevant experience with Bachelors in related field; 3 years relevant experience with Masters in related field; 0 years experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 9 years relevant experience.
• Familiarity with automated processing flow tools such as Apache Airflow, Spark, AWS Glue, and Kafka and documenting data pipelines in repositories like Confluence, GitLab and/or SharePoint.
• Must currently possess and active Top Secret clearance with SCI eligibility to be considered.
• Preferred Requirements: Familiarity with Advana architecture, Palantir Foundry, or similar data integration platforms; Experience with data governance frameworks and metadata management; Agile/SAFe delivery experience in secure environments.