Software Engineer, Foundry & AI Applications - Clearance Required

LMI is seeking a Software Engineer to develop operational applications and AI-enabled workflows supporting U.S. Army planning and decision-making. This engineer will build applications using Palantir Foundry and modern software technologies, integrating enterprise data, conversational AI, and workflow automation to help operational users access information and make informed decisions.

This is a hands-on, full-stack engineering role involving direct collaboration with Army operational personnel, data engineers, and technical stakeholders. The engineer will contribute to application architecture, implementation, and delivery, with an emphasis on developing practical capabilities that solve operational problems.

LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed.

Leveraging our mission-ready technology and solutions, proven expertise in federal deployment, and strategic relationships, we enhance outcomes for the government, efficiently and effectively. With a focus on agility and collaboration, LMI serves the defense, space, healthcare, and energy sectors-helping agencies navigate complexity and outpace change. Headquartered in Tysons, Virginia, LMI is committed to delivering impactful results that strengthen missions and drive lasting value.

Design, develop, and maintain operational applications using Palantir Foundry and modern software development frameworks.

• Build user-facing interfaces, backend services, APIs, and integrations supporting operational workflows.

• Develop conversational AI capabilities that enable users to query enterprise information using natural language.

• Implement AI-enabled workflows, including agent orchestration, tool integration, contextual interactions, and human-in-the-loop processes.

• Integrate applications with Foundry Ontology objects, relationships, and Actions.

• Develop capabilities that present authoritative information with appropriate source traceability and data-quality controls.

• Collaborate directly with operational users to understand requirements, prototype solutions, and incorporate feedback.

• Evaluate and integrate existing Palantir AIP capabilities and other approved AI technologies.

• Apply software engineering best practices, including testing, code reviews, security, CI/CD, and production monitoring.

• Collaborate with data engineers to ensure applications can reliably access and use integrated operational data.

• Bachelor's degree in computer science, software engineering, or a related field, or equivalent practical experience.

• Four or more years of professional software engineering experience.

• Strong proficiency in JavaScript or TypeScript and modern application development frameworks such as React.

• Experience developing full-stack applications, backend services, and APIs.

• Experience developing applications using Palantir Foundry or comparable enterprise data platforms.

• Proficiency in Python, Node.js, C#, or other modern backend development technologies.

• Experience integrating data-driven applications with enterprise services.

• Familiarity with large language models, conversational AI, or AI-enabled application development.

• Strong understanding of software engineering practices, including version control, testing, and deployment.

• Experience supporting Department of Defense or other federal government customers.

• Active Top Secret clearance.

• Hands-on experience with Palantir Foundry Workshop, Ontology SDK, Actions, or AIP.

• Experience implementing AI agents, orchestration frameworks, tool calling, or multi-step AI workflows.

• Experience developing natural-language interfaces to structured and unstructured enterprise data.

• Familiarity with LLM evaluation, retrieval-augmented generation, and AI application guardrails.

• Experience supporting Army operational applications or command-and-control environments.

• Experience developing secure applications in government or restricted computing environments.

• Familiarity with Maven Smart System or Army Vantage.

Target salary range: $115,000 - 135,000

Disclaimer: The salary range displayed represents the typical salary range for this position and is not a guarantee of compensation. Individual salaries are determined by various factors including, but not limited to location, internal equity, business considerations, client contract requirements, and candidate qualifications, such as education, experience, skills, and security clearances.

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