Palantir Enterprise Ontology Architect

Job Family : Data Engineering & Architecture Consulting Travel Required : None Clearance Required : Active Secret What You Will Do : Design, govern, and evolve the enterprise information architecture within Palantir Foundry. This role is responsible for ensuring ontology objects, metadata, permissions, and enterprise data structures remain consistent, reusable, secure, and scalable across multiple applications and projects. They serve as the steward of the enterprise ontology by balancing application-specific needs with long-term enterprise reuse, consistency, security, and interoperability. Design, develop, and maintain enterprise ontology models using Palantir Ontology Manager. Define and govern enterprise metadata standards to ensure consistent implementation across applications, domains, and portfolios. Manage the lifecycle of enterprise ontology objects, including creation, promotion, versioning, deprecation, and stewardship. Monitor ontology usage and identify opportunities to improve reuse, reduce duplication, and resolve conflicts across projects. Partner with application teams to ensure ontology objects align with enterprise standards while meeting business needs. Design and maintain APIs and integration patterns that enable consistent access to shared ontology objects and API gateway principals. Develop governance processes for enterprise ontology promotion, object ownership, and change management. Support data access, permission, and group management by helping define appropriate access models and governance practices. Ensure ontology objects, metadata, and related assets are accurately cataloged and aligned with the Enterprise Metadata Schema and Data Asset Inventory. Advise clients on enterprise information architecture, ontology design, metadata management, and governance best practices. Develop trusted relationships with client stakeholders and support business development efforts including proposals, white papers, demonstrations, and capability briefings. Support business development efforts (e.g., responding to RFPs/RFIs, developing white papers, creating pitch decks and capability briefings, etc.). What You Will Need : ACTIVE and MAINTAINED SECRET Federal or DoD security clearance. Bachelor's degree in a relevant technical field is required A minimum SIX (6) years of relevant professional experience, including at least THREE (3) years of hands-on experience in enterprise data modeling, information architecture, metadata management, ontology management, or data governance is required. Experience designing and maintaining ontologies within Palantir Foundry. Understanding of enterprise metadata management and information architecture principles. Experience defining and governing enterprise data standards. Understanding of identity, permissions, group management, and access control concepts. Experience supporting shared enterprise platforms used by multiple application teams. Familiarity with API design and integration patterns. Strong understanding of relational database concepts. Ability to balance business requirements with long-term enterprise architecture and governance objectives. Strong collaboration skills with engineers, product owners, governance teams, and business stakeholders. Ability to support remote, hybrid, and on-site projects in the DC metro area. What Would Be Nice To Have : NINE (9) years’ experience in hands-on data modeling and/or data architecture. ACTIVE or ability to gain TOP SECRET Federal or DoD security clearance. Experience implementing enterprise metadata catalogs or data asset inventories. Experience designing governance processes for ontology lifecycle management. Experience resolving ontology conflicts, duplication, and enterprise data standardization challenges. Experience supporting classified data environments. Proficiency using SQL to validate and analyze enterprise data structures. What We Offer : Guidehouse offers a comprehensive, total rewards package that includes competitive compensation and a flexible benefits package that reflects our commitment to creating a diverse and supportive workplace. Benefits include: Medical, Rx, Dental & Vision Insurance Personal and Family Sick Time & Company Paid Holidays Position may be eligible for a discretionary variable incentive bonus Parental Leave and Adoption Assistance 401(k) Retirement Plan Basic Life & Supplemental Life Health Savings Account, Dental/Vision & Dependent Care Flexible Spending Accounts Short-Term & Long-Term Disability Student Loan PayDown Tuition Reimbursement, Personal Development & Learning Opportunities Skills Development & Certifications Employee Referral Program Corporate Sponsored Events & Community Outreach Emergency Back-Up Childcare Program Mobility Stipend About Guidehouse Guidehouse is an Equal Opportunity Employer–Protected Veterans, Individuals with Disabilities or any other basis protected by law, ordinance, or regulation. 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