In person, 3 to 5 days a week · Salary + Equity As Founding Engineer, you set the pace and direction for the infrastructure behind Evrim's Data and AI work. You'll be based with the team at our Crystal City, Virginia office on a hybrid schedule, and travel to support customer deployments of the Evrim stack. What you will do- Build the large-scale infrastructure behind our Data and AI work, from ingestion through extraction to a source-cited confidence score on every value we surface.- Manage, deploy, and optimize both traditional ML and LLM models in production.- Push the frontier on how LLMs and agents reshape disambiguation, entity resolution, and ontology.- Work directly with customers across commercial and national security mission sets to understand their use cases and workflows. What we are looking for- Strong foundations with multi-cloud infrastructure.- Experience managing, deploying, and optimizing traditional ML and LLM models.- Forward leaning on how LLMs and agents will change disambiguation, entity resolution, and ontology.- Comfortable working closely with customers to understand use cases and workflows.- Passion for supporting commercial and national security mission sets.- Open to working in person 3 to 5 days a week in Crystal City, VA.