Palantir Enterprise Ontology Architect

Guidehouse; Arlington (VA); Hybrid; USD 150,000 - 190,000; Full time

Benefits offered by this job

Health Insurance

401(k) Plan

Tuition Reimbursement

Mobility Stipend

Parental Leave

Job summary

Guidehouse is seeking a senior professional to design, govern, and evolve the enterprise information architecture within Palantir Foundry. You will steward enterprise ontology, metadata, and access controls, ensuring consistency, security, and scalable data structures across multiple applications.

You will define standards, manage objects through lifecycle, and partner with engineering teams to enable secure, reusable data assets while supporting business development activities in the DC metro

Qualifications

• Active SECRET clearance required and maintained.
• Minimum 6 years in relevant work with at least 3 in enterprise data modeling, information architecture, metadata management, ontology management, or data governance.
• Experience designing and maintaining ontologies within Palantir Foundry.
• Knowledge of enterprise metadata management and information architecture principles.

Responsibilities

• Design, govern, and evolve enterprise ontology within Palantir Foundry.
• Define enterprise metadata standards for consistent implementation.
• Manage lifecycle of enterprise ontology objects: creation, versioning, deprecation.
• Monitor ontology usage and promote reuse across projects.
• Collaborate with application teams to align ontology objects with standards.

Skills

Data modeling

Information architecture

Metadata management

Ontology management

Data governance

API design

Relational databases

Security clearance knowledge

Education

Bachelor’s degree in a relevant technical field

Tools

Palantir Foundry

Job description

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.

Guidehouse will consider for employment qualified applicants with criminal histories in a manner consistent with the requirements of applicable law or ordinance including the Fair Chance Ordinance of Los Angeles and San Francisco.

If you have visited our website for information about employment opportunities, or to apply for a position, and you require an accommodation, please contact Guidehouse Recruiting at 1-571-633-1711 or via email at [e-mail]. All information you provide will be kept confidential and will be used only to the extent required to provide needed reasonable accommodation.

All communication regarding recruitment for a Guidehouse position will be sent from Guidehouse email domains including @guidehouse.com or [e-mail]. Correspondence received by an applicant from any other domain should be considered unauthorized and will not be honored by Guidehouse. Note that Guidehouse will never charge a fee or require a money transfer at any stage of the recruitment process and does not collect fees from educational institutions for participation in a recruitment event. Never provide your banking information to a third party purporting to need that information to proceed in the hiring process.

If any person or organization demands money related to a job opportunity with Guidehouse, please report the matter to Guidehouse’s Ethics Hotline. If you want to check the validity of correspondence you have received, please contact [e-mail]. Guidehouse is not responsible for losses incurred (monetary or otherwise) from an applicant’s dealings with unauthorized third parties.

Guidehouse does not accept unsolicited resumes through or from search firms or staffing agencies. All unsolicited resumes will be considered the property of Guidehouse and Guidehouse will not be obligated to pay a placement fee.