Palantir Foundry Ontology Engineer, Mid

Booz Allen Hamilton

Quick summary

Work type
On-site
Location
McLean, VASan Diego, CA
Salary
$77,600–$176,000 / yr
Posted
4 days ago
Closes
Sep 8, 2026

Market check

Salary context

Below market

How this pay compares to similar roles

Similar $194k
This role $127k
$59k most similar roles pay here $254k

This role pays less than 92% of similar roles. Most pay $159,750–$227,775 — the shaded band above. At the midpoint, this role pays about $127k versus about $194k for comparable roles.

Based on 239 similar postings.

Employer

About Booz Allen Hamilton

Booz Allen Hamilton is a management and technology consulting firm that provides analytics, digital, engineering, and cybersecurity solutions primarily to U.S. government agencies and commercial clients. Industry: Management & Technology Consulting

Booz Allen Hamilton currently has 702 open roles on FindRole.

Listed pay typically runs $86,800–$198,000 across 693 roles with salary data.

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At a glance

TL;DR · Palantir Foundry Ontology Engineer, Mid

As a mid-level Palantir Foundry Ontology Engineer on the Defense Technology team, you will collaborate with engineers, product owners, and mission stakeholders to design and develop Foundry-based applications that address critical military needs. Your daily tasks include translating complex mission problems into technical architectures and workflows, building production-grade data pipelines using Foundry’s Pipeline Builder, and maintaining ontologies for decision-support capabilities. You’ll also troubleshoot and optimize existing systems, work closely with clients to gather requirements, and implement best practices such as version control and testing. This role requires experience in Palantir Foundry, including Data Connections and Code Repositories, proficiency in Python or TypeScript, and a strong understanding of ontology design and management. Ideal candidates have a background in software engineering and can effectively communicate technical concepts to diverse audiences while working independently and collaboratively within multi-disciplinary teams.

What you'll do

  • Translate mission problems into technical architectures and ontologies.
  • Build and maintain production-grade data pipelines using Foundry’s tools for structured and unstructured datasets.
  • Design, develop, and maintain ontologies to create operational workflows and decision-support capabilities.
  • Troubleshoot and optimize existing data pipelines and applications supporting critical operations.
  • Work directly with clients to gather requirements and refine solutions through deployment.

What we're looking for

  • 3+ years of experience in software, data, or platform engineering
  • 1+ year of hands-on experience with Palantir Foundry
  • Expertise in ontology design and management, application development, and AIP integration
  • Proficiency in Python or TypeScript for data pipeline creation and troubleshooting
  • Ability to engage stakeholders and translate requirements into technical solutions
  • Bachelor's degree in Computer Science, Engineering, Analytics, or a related field
  • Passing score on the Foundry & AIP Builder Foundations Quiz

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