Foundry Developer

CACI International Inc; Ashburn (VA); On-site; USD 87,000 - 182,000; Full time

Job summary

CACI International Inc seeks a Senior Foundry Developer to join the Agile Solution Factory and work on Palantir Army Vantage projects. You will design, build, and deploy Workshop applications and extend ontology models for objects, links, and actions.

Ideal candidates have hands-on Palantir Foundry experience, production Workshop deployment, and strong Python/PySpark skills. A US citizenship and active secret clearance are required to operate in a DoD environment.

Qualifications

• Must be a U.S. citizen with an active secret DoD clearance (interim considered).
• Degree in Information Assurance, CS, MIS or related field; experience may substitute education.
• Minimum 4 years of related technical experience.
• Strong written and verbal communication and collaboration skills.
• Ability to work in a fast-paced, changing environment with limited oversight.

Responsibilities

• Develop Workshop applications: multi-page UIs with variables, events, views, and actions wired in.
• Manage ontology fundamentals: object types, links, actions, permissions.
• Develop pipelines: code repositories or Pipeline Builder, incremental transforms, scheduling.
• Ensure data health and lineage through checks and trust signals.
• Uphold security and governance: markings, restricted views, access controls.
• Read, debug, and write Python and PySpark for data workflows.

Skills

Workshop Application Development

Ontology Fundamentals

Pipeline Development

Data Health & Lineage

Security & Governance

Python & PySpark

ML Frameworks (PyTorch, TensorFlow)

Palantir Foundry/Vantage

Data Modeling & Ontology Design

Problem-Solving & Communication

Education

B.S., M.S. in Information Assurance, Computer Science, MIS or related discipline

Tools

Palantir Foundry

Palantir Vantage

ADVANA

Azure/Databricks

Job description

Job Title: Foundry Developer

Job Category: Information Technology

Time Type: Full time

Minimum Clearance Required to Start: Secret

Employee Type: Regular

Percentage of Travel Required: Up to 10%

Type of Travel: Local

The Opportunity

CACI’s Agile Solution Factory (ASF) is hiring a Senior Foundry developer within Palantir’s Army Vantage. In this role, you will design, build, and deploy advanced solutions that leverage the power of Vantage’s data integration, analytics, and operational capabilities. You will also support and integrate other capabilities built within the Department of the War (DoW) network, such as ADVANA, ensuring interoperability and maximizing impact across platforms.

More About The Role

The ideal candidate will have experience with Palantir Foundry, will have built and shipped a production Workshop application and will have modeled or extended an Ontology: object types, links, actions.

Responsibilities

• Workshop application development: Complex, multi-page UIs with variables, events, object views, and Actions wired in.
• Ontology fundamentals: Object types, link types, Action types, permissioning.
• Pipeline development: Code Repositories or Pipeline Builder, incremental transforms, scheduling.
• Data health and lineage: Expectations, checks, knowing how a pipeline is trustworthy.
• Security and governance: Markings, restricted views, mandatory controls.
• Reads, debugs and writes Python and PySpark.

Qualifications

Required

• Must be a U.S. Citizen, with an active secret DoD security clearance (ability to attain interim will be considered).
• College degree (B.S., M.S.) in Information Assurance, Computer Science, Management Information Systems, or a related discipline. Experience will be considered in lieu of education.
• Minimum of 4 years related technical experience.
• Good written and verbal communication skills.
• Strong collaboration skills and desire to work within a team.
• Highly responsible, team-oriented individual with very strong work ethic, and a self-starter.
• Ability to work in a fast paced, constantly changing environment.
• Solution-based thinker; capable of resolving complex technical challenges.
• Experience and comfort working on a Scrumban team in an Agile environment.
• Works well with limited oversight.

Required Technical Skills

• Workshop Application Development: Ability to build complex, multi‑page applications with variables, events, object views, and fully wired Actions.
• Ontology Fundamentals: Strong understanding of object types, link types, Action types, and permissioning structures.
• Pipeline Development: Proficiency with Code Repositories or Pipeline Builder, including incremental transforms and pipeline scheduling.
• Data Health & Lineage: Familiarity with expectations, data checks, and techniques to ensure pipeline trustworthiness and visibility into lineage.
• Security & Governance: Experience working with data markings, restricted views, and mandatory access controls.
• Python & PySpark: Ability to read, debug, and write Python and PySpark for data engineering workflows.
• Proficiency with Python and modern ML frameworks (e.g., PyTorch, TensorFlow).
• Experience working with Palantir Vantage, ADVANA, or similar data analytics platforms is highly desirable.
• Familiarity with data modeling, ontology design, and pipeline orchestration in Vantage and/or ADVANA.
• Excellent problem-solving and communication skills.

These Qualifications Would Be Nice To Have (Desired)

• TypeScript Functions and custom React widgets for Workshop. Code beyond configuration. Great if they have it.
• OSDK application development outside Workshop.
• MCP. Palantir MCP and Ontology MCP.
• Palantir certifications. Data Engineer or Application Developer track.
• Experience with DoW (DoD) ADVANA.
• Experience with Palantir MAVEN.
• Experience developing in Army 365 (A365).
• Azure Data/AI stack familiarity (Azure Databricks, Synapse, or Data Factory).
• Experience developing and maintaining applications using Microsoft Power Platform suite (Model-driven and Canvas App, Power BI, Power Automate, Power Pages/Portals, Portal Management MDA, Power Apps Pipeline) in an Azure environment.
• Experience developing with Databricks.
• Experience with designing and implementing data models in Microsoft 365.

What You Can Expect

A culture of integrity.

At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.

An environment of trust.

CACI values the unique contributions that every employee brings to our company and our customers – every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.

A focus on continuous growth.

Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground – in your career and in our legacy.

Pay Range

There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.

The Proposed Salary Range For This Position Is

$86,600 - $181,800

CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.