Staff Data Engineer - Clearance Required

LMI • Arlington, VA

1d • $130,000 - $200,000

About The Position

LMI is seeking a Staff Data Engineer to build authoritative data products supporting Army logistics operations. The engineer will own the development and sustainment of data pipelines, models, and ontology within Palantir Foundry. This is a senior individual-contributor role involving architectural decisions, production-system development, and raising the team's technical standards.

LMI is a digital solutions provider focused on accelerating government impact through innovation and speed. It develops commercial-grade platforms and mission-ready AI for federal agencies and serves the defense, space, healthcare, and energy sectors. LMI is headquartered in Tysons, Virginia. This position is located in Arlington, Virginia.

The target salary range is $130,000–$200,000. Individual compensation depends on factors including location, internal equity, business considerations, client contract requirements, and candidate qualifications. Applicants must be U.S. citizens eligible for a government security clearance, and LMI will consider only applicants who currently hold a security clearance.

Requirements

• Bachelor’s degree in computer science, engineering, information systems, data science, or a related field, or equivalent practical experience.
• Eight or more years of experience building production data systems.
• Strong proficiency with Python, SQL, and modern data-engineering patterns.
• Experience designing data pipelines and products on Palantir Foundry or a comparable enterprise data platform.
• Experience with data modeling, ontology, data quality, and lineage.
• Strong software-engineering fundamentals, including testing, source control, CI/CD, and monitoring.
• Experience supporting a Department of War customer.
• Active Secret clearance.
• Must be a U.S. citizen eligible for a U.S. Government security clearance; applicants must currently hold a security clearance.

Nice To Haves

• Experience supporting the U.S. Army.
• Direct experience with Army Vantage.
• Experience with PySpark or other distributed data-processing technologies.
• Familiarity with Army ERPs and SAP-based systems.
• Experience with cloud platforms, DevSecOps, and infrastructure as code.
• Familiarity with API design and development, backend services, and service orchestration.

Responsibilities

• Own the architecture and implementation of scalable data pipelines and data products.
• Integrate and transform data from multiple Army and enterprise sources.
• Develop data models and ontology supporting application modernization, reporting, and analysis.
• Design for data quality, lineage, security, observability, and long-term maintainability.
• Establish engineering standards for testing, source control, deployment, and operations.
• Partner with software engineers, product designers, and customer stakeholders.
• Review technical designs, mentor engineers, and resolve complex data challenges.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior