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Palantir Platform Engineer

Apex Systems
St. Louis, MO Full Time
POSTED ON 5/24/2026
AVAILABLE BEFORE 6/23/2026
Job#: 3030666

Job Description:
Title: AI Platform Engineer

Duration: 1.5 year contract w/ potential to extend or convert

Location: Remote

Pay: $90-$130/hr

Job Summary

We are seeking a highly skilled AI Platform Engineer to design, build, and operate production-grade solutions on the Palantir Foundry and AIP platforms. In this role, you will partner with technical and business stakeholders to translate complex operational needs into scalable, secure, and intelligent data products. You will work across the full lifecycle-from data ingestion and ontology design to AI-enabled applications and decision automation-while ensuring solutions meet enterprise standards for governance, performance, and reliability. This role requires hands-on experience working directly inside Palantir Foundry and a deep understanding of how to build operationally impactful solutions within the Palantir ecosystem.
Day-to-Day Responsibilities
  • Design, build, and maintain end-to-end Palantir Foundry solutions, from raw data ingestion through production-ready operational applications
  • Develop and manage Palantir Ontologies, modeling real-world entities, relationships, and workflows using object types, links, and properties
  • Build, optimize, and monitor data pipelines using:
    • Foundry Pipeline Builder
    • Code Repositories and Code Workbooks
    • Python, SQL, and PySpark
  • Implement AI-enabled and decision-support use cases leveraging Palantir AIP, including:
    • Agent-based and event-driven workflows
    • Secure LLM-assisted decisioning
    • AI-driven automation integrated with operational systems
  • Collaborate closely with stakeholders to translate ambiguous business and operational requirements into robust, Palantir-native architectures
  • Ensure all solutions adhere to enterprise standards for:
    • Security, permissions, and access control
    • Data governance, lineage, and auditability
    • Performance, scalability, and system reliability
  • Support deployment, optimization, and the continuous evolution of Foundry and AIP capabilities in production environments
  • Provide technical guidance, best practices, and knowledge transfer to internal teams operating within the Palantir ecosystem
Qualifications
  • Hands-on experience working directly inside Palantir Foundry in a production environment
  • Experience with Palantir AIP, including:
    • Agent-based workflows
    • Secure LLM integrations
    • AI-assisted decision and process automation
  • Strong programming skills in Python and SQL
    • PySpark experience strongly preferred
  • Proven experience operating in complex enterprise environments with multiple data sources, systems, and stakeholders
  • Ability to decompose ambiguous or loosely defined business problems into structured, scalable Palantir solutions
  • Strong communication skills, with the ability to work effectively across technical and non-technical audiences


Apex Systems is a world-class IT services company that serves thousands of clients across the globe. When you join Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRated's Best of Staffing in Talent Satisfaction in the United States and Great Place to Work in the United Kingdom and Mexico. Apex uses a virtual recruiter as part of the application process. Click for more details.

Apex Benefits Overview: Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6 months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our 'Welcome Packet' as well, which an Apex team member can provide.

Salary : $90 - $130

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