Data Scientist 2 in Suffolk

This opportunity resides with Global Security (GS). Mission Technologies’ Global Security (GS) group comprises live, virtual, constructive (LVC) solutions; fleet sustainment; nuclear and environmental; and Australia business. As a trusted partner to our military customers, HII designs, develops and operates the largest LVC enterprise that prepares warfighters for cross-domain battle. With advanced technologies to enable mission readiness, HII understands that preparation requires full coordination—not readiness in piece-parts.

For more than 40 years, the U.S. Navy has entrusted HII to maintain and modernize the vast majority of its fleet. With a holistic approach to life-cycle maritime defense systems—from small watercraft to submarines, surface combatants and aircraft carriers—HII ensures a high state of readiness. HII supports the Department of Energy’s national security mission through the management and operation of its sites, as well as the safe cleanup of legacy waste across the country. HII meets clients’ toughest nuclear and environmental challenges.

Leadership Mindset at HII – Mission Technologies

Leadership at HII is a mindset, not a title. Through our Leadership Capability Framework, we define how every team member contributes to our mission and culture:

• Know & Grow Your People – Commit to learning and supporting team success.
• Build Relationships – Communicate openly, collaborate well, and build trust.
• Take Ownership – Deliver on commitments and take pride in your work.
• Customer First – Focus on the mission and those we serve.
• Shape the Future – Bring ideas, curiosity, and continuous improvement.
• Act with Urgency – Take initiative and follow through with purpose.

These capabilities guide how all employees contribute to our shared success across Mission Technologies.

Summary

Mission Technologies, a division of Huntington Ingalls Industries, is seeking a Data Scientist 2 to support the Joint Training Synthetic Environment (JTSE) for the Joint Staff J7 (JS J-7). This role offers the opportunity to contribute to high-impact data engineering and analytics efforts within a critical national defense environment.

What You Will Do

• Design, build, test, and operate ETL/ELT data pipelines using Apache Spark.
• Develop reliable, scalable, and cost-effective data engineering solutions.
• Implement and maintain data quality checks across pipelines.
• Document workflows, processes, and data structures to enhance team knowledge.
• Support data cataloging efforts and ensure compliance with security requirements.
• Troubleshoot and resolve performance issues across ingestion, transformation, and query layers.
• Maintain accurate, up-to-date documentation in Confluence, including data dictionaries.
• Collaborate with business and functional teams to understand needs, deliver insights, and present findings that support decision-making.

What You Must Have

• 2 years’ experience with Bachelors in related field; 0 years’ experience with Masters in related field; or High School Diploma or equivalent and 6 years relevant experience.
• Hands-on experience developing data analytics and processing pipelines using Python/PySpark.
• Experience building and maintaining ETL/ELT pipelines.
• Ability to perform data quality validation and pipeline optimization.
• Strong skills in documenting technical workflows and working with cross-functional teams.
• Excellent written and verbal communication abilities.
• Strong organizational skills and attention to detail.
• Ability to work both independently and collaboratively.
• Self-driven with the ability to work with minimal supervision.
• Must have an active Secret clearance with the ability to obtain a Top Secret.

Preferred Requirements

• Experience configuring and using Superset for data connections and dashboards.
• Familiarity with Talend or Qlik tools.
• Experience developing with Apache Spark and Airflow.
• Knowledge of Git workflows and CI/CD pipelines.
• Experience using JIRA or other Agile project management tools.

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.

The listed salary range for this role is intended as a good faith estimate based on the role's location, expectations, and responsibilities. When extending an offer, HII's Mission Technologies division takes a variety of factors into consideration which include, but are not limited to, the role's function and a candidate's education or training, work experience, and key skills.

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: https://vimeo.com/732533072

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 buildyourcareer@hii-co.com 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 1-844-849-8463 for assistance. Press #3 for HII Mission Technologies.