Staff Data Engineer, Foundry & Ontology

Opportunity in Fort Bragg, NC (onsite) with LMI, supporting U.S. Army operational decision-support. This Staff Data Engineer role focuses on building data architectures, ontologies, and integrations in Palantir Foundry, with hands-on involvement in ontology objects and AI-enabled capabilities such as conversational AI and agent-enabled workflows. Join a mission-driven environment where authoritative enterprise data powers real operational outcomes.

Responsibilities

• Design and develop scalable data architectures, pipelines, and integrations using Palantir Foundry and related enterprise data platforms.
• Lead the development and iterative refinement of ontologies representing operational entities, activities, and relationships across multiple sources.
• Create and implement data models connecting information about personnel, units, equipment, installations, resources, and operational activity.
• Evaluate existing data models and ontology implementations to identify reuse opportunities and improvements.
• Integrate structured and unstructured data from Army and Department of Defense systems of record.
• Define approaches for data quality, validation, lineage, traceability, and access controls to support reliable decision-making.
• Develop and maintain ontology objects, relationships, and workflows for operational applications and AI-enabled capabilities.
• Collaborate with software engineers to enable natural-language querying, conversational AI, and agent-enabled workflows backed by authoritative enterprise data.
• Provide technical guidance on data architecture, integration patterns, and engineering best practices.
• Work with operational stakeholders to translate mission requirements into technical solutions.
• Support integration and interoperability across Palantir Foundry, Army Vantage, Maven, and related enterprise environments.
• Contribute hands-on to development, testing, troubleshooting, and deployment of production data capabilities.

Requirements

• Bachelor’s degree in computer science, engineering, information systems, data science, or related technical discipline, or equivalent practical experience.
• 6+ years of experience in data engineering, data architecture, software engineering, or related technical disciplines.
• Strong proficiency in Python and SQL.
• Experience designing and implementing production data pipelines, transformations, and integrations.
• Experience with complex data modeling, including relationships between entities across multiple data sources.
• Experience with Palantir Foundry, Army Vantage, Maven Smart System, or comparable enterprise data platforms.
• Experience integrating data from multiple enterprise systems, including APIs, databases, and other structured or unstructured sources.
• Understanding of data quality, lineage, governance, security, and access controls.
• Ability to lead technical design efforts while contributing directly to hands-on engineering and development.
• Strong communication and collaboration skills, including experience with multidisciplinary technical teams.
• Active Top Secret (TS) security clearance.

Preferred Qualifications

• Hands-on experience with Palantir Foundry Ontology, including object types, link types, properties, and Actions.
• Experience designing ontology-driven applications or semantic data models.
• Experience with PySpark, distributed data processing, or large-scale enterprise data integration.
• Familiarity with Army operational data, including mobilization, personnel, force readiness, logistics, installations, or sustainment.
• Experience developing data foundations for AI-enabled applications, including natural-language querying, retrieval-augmented generation, and agent orchestration.
• Experience integrating data across systems with different security classifications, access requirements, or governance constraints.
• Experience supporting Department of Defense operational environments.
• Experience mentoring engineers and providing technical guidance on data architecture and engineering practices.

Technologies

• Palantir Foundry, Army Vantage, Maven Smart System
• Python, SQL, PySpark
• Natural-language querying, Conversational AI, Agent-enabled workflows
• APIs, databases

Salary: USD 160,000 - 180,000 per year

Location: US-NC-Fort Bragg (onsite)