Graph Database Engineer-TS/SCI with Polygraph

General Dynamics Information Technology, Inc.; Chantilly (VA); On-site; USD 124,000 - 143,000; Full time

Job summary

General Dynamics Information Technology, Inc. seeks an Engineer Principal Data Engineer to design, build, and scale data ingestion and transformation pipelines for mission-critical government projects. You’ll blend back-end engineering with data pipeline development, delivering robust APIs and modular services in an Agile team.

Candidates should have a Bachelor’s degree in CS/EE/CE, 5+ years of related experience, strong NodeJS or Python skills, and TS/SCI with Polygraph clearance. U.S.

Qualifications

• Bachelor’s Degree in Computer Science, Electrical or Computer Engineering or related technical discipline.
• 5+ years of related experience.
• Knowledge of NodeJS or Python, APIs, microservices, and distributed systems.
• Familiarization with NoSQL datastores and MCP Servers and API management.
• U.S. citizenship required and TS/SCI with Polygraph clearance.

Responsibilities

• Design and develop software products and services that ingest, process, and manage data from a variety of sources.
• Build robust, reusable APIs and data pipelines to support operational and analytical systems.
• Work within an Agile team to deliver scalable data engineering solutions.
• Collaborate with cross-functional teams to shape data architectural decisions.

Skills

Node.js

Python

APIs

Microservices

Distributed systems

LLMs

ETL pipelines

NoSQL datastores

MCP Servers

API management

Education

Bachelor’s Degree in CS/EE/CE

Job description

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Professional Engineering Job Qualifications: Skills: Apache NiFi, Flask (Web Framework), Node.js, NoSQL Certifications: None Experience: 5 + years of related experience US Citizenship Required: Yes Job Description: ENGINEER PRINCIPAL Transform technology into opportunity as an Engineer Principal at GDIT. Shape what’s next for mission-critical government projects while shaping what’s next for your engineering career.

MEANINGFUL WORK AND PERSONAL IMPACT

As an Engineer Principal, the work you’ll do at GDIT will be impactful to the mission. We’re looking for a Data Engineer who is passionate about building modern, scalable solutions for ingesting and transforming data. This role blends back‑end engineering with data pipeline development and is perfect for someone who enjoys designing modular services and bringing structure to complex data environments. As part of our Agile team, you’ll design and develop software products and services that efficiently ingest, process, and manage data from a variety of sources. You’ll play a key role in building robust, reusable APIs and data pipelines that support critical operational and analytical systems.

WHAT YOU’LL NEED TO SUCCEED

Bring your engineering expertise along with a drive for innovation to GDIT. The Engineer Principal must have:

• Education: Bachelor’s Degree in Computer Science, Electrical or Computer Engineering or a related technical discipline, or the equivalent combination of education, technical training, or work/military experience.
• Experience: 5+ years of related experience
• Technical skills: Knowledge of NodeJS or Python, Strong understanding of APIs, microservices, and distributed systems, Strong understanding of Large Language Models (LLMs) and using them to enrich data, Solid experience in building and maintaining ETL workflows and data pipelines, Excellent organizational, coordination, interpersonal and team building skills, Familiarization with NoSQL datastores, Familiarization with MCP Servers and API management.
• Security clearance level: TS/SCI with Polygraph
• US citizenship required

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 that identifies career 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, and competitive pay and paid time off
• Community: Award-winning culture of innovation and a military-friendly workplace

OWN YOUR OPPORTUNITY

Explore a career at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your ambition to deliver your best work.

#VA_2026Alumni #GDITEnhanced2026 #GDITCareers #JET

The likely salary range for this position is $124,093 - $142,706. 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 Chantilly 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 Opportunity Owned From working with technologies like AI, cyber and cloud to careers in intelligence and health, we offer endless opportunities to apply your expertise to create a safer, smarter world.

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