Data Engineer (Data Scientist 3)

Requisition Number: 27366

Required Travel: 0 - 10%

Employment Type: Full Time/Salaried/Exempt

Anticipated Salary Range: $118,987.00 - $169,982.00

Security Clearance: TS/SCI

Level of Experience: Mid

This opportunity resides with Warfare Systems (WS), a business group within HII’s Mission Technologies division. Warfare Systems comprises cyber and mission IT; electronic warfare; and C5ISR systems.

HII works within our nation’s intelligence and cyber operations communities to defend our interests in cyberspace and anticipate emerging threats. Our capabilities in cybersecurity, network architecture, reverse engineering, software and hardware development uniquely enable us to support sensitive missions for the U.S. military and federal agency partners.

Meet HII’s Mission Technologies Division

Our team of more than 7,000 professionals worldwide delivers all-domain expertise and advanced technologies in service of mission partners across the globe. Mission Technologies is leading the next evolution of national defense – the data evolution - by accelerating a breadth of national security solutions for government and commercial customers. Our capabilities range from C5ISR, AI and Big Data, cyber operations and synthetic training environments to fleet sustainment, environmental remediation and the largest family of unmanned underwater vehicles in every class. Find the role that’s right for you. Apply today. We look forward to meeting you.

To learn more about Mission Technologies, click here for a short video:

Come Join HII! Where Hard Stuff is Done Right!

HII - Mission Technologies is currently seeking an Intermediate-level Data Engineer to work out of Fairfax, VA in support of the DoD/DoW Advana War Data Platform data integration and analytics environment designed to aggregate operational, intelligence, logistics, and sensor data from multiple domains, enable Joint All-Domain Command and Control (JADC2) by providing a common data fabric, and support AI/ML applications for predictive analytics, targeting, and mission planning.

This position is contingent on contract award

Responsibilities: I want to and can do that!

• Builds and maintains War Data Platform (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 War Data Platform (WDP) Core Integration enclaves.

Requirements: I have already done that or have it!

• 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

• US Citizenship required

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

Physical Requirements

May require working in an office, industrial, shipboard, or laboratory environment. Capable of climbing ladders and tolerating confined spaces and extreme temperature variances.

HII is more than a job - it’s an opportunity to build a new future. We offer competitive benefits such as best-in-class medical, dental and vision plan choices; wellness resources; employee assistance programs; Savings Plan Options (401(k)); financial planning tools, life insurance; employee discounts; paid holidays and paid time off; tuition reimbursement; as well as early childhood and post-secondary education scholarships. Bonus/other non-recurrent compensation is occasionally offered for qualified positions, and if applicable to this role will be addressed by the recruiter at the screening phase of application.

Why HII

We build the world’s most powerful, survivable naval ships and defense technology solutions that safeguard our seas, sky, land, space and cyber. Our workforce includes skilled tradespeople; artificial intelligence, machine learning (AI/ML) experts; engineers; technologists; scientists; logistics experts; and business administration professionals.

Recognized as one of America’s top large company employers, we are a values and ethics driven organization that puts people’s safety and well-being first. Regardless of your role or where you serve, at HII, you’ll find a supportive and welcoming environment, competitive benefits, and valuable educational and training programs for continual career growth at every stage of your career.

Together we are working to ensure a future where everyone can be free and thrive.

All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, physical or mental disability, age, or veteran status or any other basis protected by federal, state, or local law.

Do You Need Assistance?

If you need a reasonable accommodation for any part of the employment process, please send an e-mail to View email address on click.appcast.io and let us know the nature of your request and your contact information. Reasonable accommodations are considered on a case-by-case basis. Please note that only those inquiries concerning a request for reasonable accommodation will be responded to from this email address. Additionally, you may also call View phone number on click.appcast.io for assistance. Press #3 for HII Mission Technologies.