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Senior Principal AI Data Engineer

GDIT
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Crystal City, Arlington, VA, USA
Sep 21, 2026

Type of Requisition:

Regular

Clearance Level Must Currently Possess:

Top Secret/SCI

Clearance Level Must Be Able to Obtain:

Top Secret SCI + Polygraph

Public Trust/Other Required:

None

Job Family:

Data Science and Data Engineering

Job Qualifications:

Skills:

Apache Airflow, Database Optimization, Extract Transform Load (ETL), Git, Structured Query Language (SQL)

Certifications:

None

Experience:

10 + years of related experience

US Citizenship Required:

Yes

Job Description:

YOUR IMPACT

Own your opportunity to work with the largest government agency in the nation. Make an impact by advancing the Department ofWar’s mission to keep our country safe and secure.

OUR COMPANY

IronEagleX(IEX), a wholly owned subsidiary of General Dynamics Information Technology(GDIT), delivers agile IT and Intelligence solutions. Combining small-team flexibility with global scale, IEX leverages emerging technologies to provide innovative, user-focused solutions that empower organizations and end users tooperatesmarter, faster, and more securely in dynamic environments. 

JOB DESCRIPTION

IronEagleXis seeking aSeniorPrincipalAI DataEngineer to support our AI teaminCrystal City, VA.In this role, you will design, build, andoperatedata pipelines that ingest, store, and process high-volume, multi-source data primarily for modern AI/ML processes. You will partner with software, analytics, and product teams to create model-ready datasets (including features, embeddings, and prompts), implement scalable storage layers (such as a datalakehouseand vector stores), and enable low-latency retrieval for query, inference, and retrieval-augmented generation (RAG).

MEANINGFUL WORK AND PERSONAL IMPACT

As aSeniorPrincipal AI Data Engineer, you will turn raw, multi-source data into reliable, high-performance inputs that directly power AI models and advanced analytics. Your work will make it faster and easier for teams across engineering, analytics, and products to develop, deploy, and improve AI capabilities by ensuring datasets are ready and accessible.

JOB DUTIES(INCLUDE BUT ARE NOT LIMITED TO)

  • Design, develop, and implement scalable data pipelines and ETL processes using Apache Airflow, with a focus on data for AI

  • Build and tune search and retrieval capabilities usingElasticSearch/OpenSearch, including indexing strategies, schema mappings, and relevance/performance optimization.

  • Enable low-latency retrieval for AI inference and RAG applications byoptimizingdata access patterns, caching approaches, and index refresh strategies.

  • Collaborate withanalytic teamsto define requirements, schemas, and interfaces for downstream consumption.

  • Use Git for version control, peer code reviews, CI/CD workflows, and reproducible pipeline deployments across environments.

  • Operate within Linux environments and perform performance tuning across pipeline components, storage layers, and compute resources.

REQUIRED SKILLS:

  • Experience with Apache Airflow for workflow orchestration.

  • Strong programming skills in Python.

  • Experience withElasticSearch/OpenSearch for data indexing and search functionalities.

  • Understanding of vector databases, embedding models, and vector search for AI applications.

  • Expertisein event-driven architecture and microservices development.

  • Hands-on experience with cloud services (e.g.MinIO), including data storage and compute resources.

  • Strong understanding of data pipeline orchestration and workflow automation.

  • Working knowledge of Linux environments and database optimization techniques.

  • Strong understanding of version control with Git.

WHAT YOU’LL NEED TO SUCCEED

  • Clearance:CurrentTS/SCIClearancewith current or willingness to obtain CI polygraph

  • Experience:10+years of related experience

  • Education:Bachelor’s degree in Computer Science, Software Engineering, or a related field (or equivalent experience)

  • Role requirements:Work is onsite in Crystal City, VA with optional CONUS travel

  • Due to US Government Contract Requirements, only US Citizens are eligible for this role 

GDIT IS YOUR PLACE
At GDIT, the mission is our purpose, and our people are at the center of everything we do.

  • Growth: AI-powered career tool thatidentifiescareer steps and learning opportunities

  • Support: An internal mobility team focused on helping you achieve your career goals

  • Rewards: Comprehensive benefits and wellness packages, 401K with company match,competitivepayand paid time off

  • Community: Award-winning culture of innovation and a military-friendly workplace


OWN YOUR OPPORTUNITY
Explore a career at GDIT andyou’llfind endless opportunities to grow alongside colleagues who share your passion for the mission and delivering results.#iexjobs #iexpriority

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans 

The likely salary range for this position is $174,250 - $235,750. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.

Scheduled Weekly Hours:

40

Travel Required:

None

Telecommuting Options:

Onsite

Work Location:

USA VA Crystal City

Additional Work Locations:

Total Rewards at GDIT:

Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.

Our Identity Verification Process:

As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.

About Our Work:

We are GDIT. A global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50+ countries worldwide, offering leading mission-ready capabilities in AI, cloud, cyber and software development.Join our Talent Community to stay up to date on our career opportunities and events at

gdit.com/tc.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Job ID

RQ226448
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