Job Url: https://www.indeed.com/jobs?q=java&l=usa&sc=0kf%3Aattr%28DSQF7%29%3B&radius=50&from=searchOnDesktopSerp&start=80&vjk=f7fe721ee613a5dc Job Description: Profile insights Here’s how the job qualifications align with your profile. Skills S3 Kafka Elasticsearch + show more Do you have experience in S3? Yes No Skip Languages English   Full job description The Opportunity Join a pioneering defense-tech manufacturer as a Principal Engineer, where you'll lead the architecture and development of a cutting-edge Factory Operating System. This role is pivotal in shaping the next-generation domestic artillery production line, set to launch in 2026. You'll tackle complex challenges in a dynamic technical environment, working with technologies like Go, Kafka, Kubernetes, and more to deliver robust, production-grade software that operates 24/7 on the factory floor. Your work will directly impact the efficiency and effectiveness of our operations, providing a decisive edge to our servicemembers. What You'll Bring Proficiency in Go, or experience with Rust/C++/Java and a willingness to adopt Go. Expertise in event streaming technologies such as Kafka or Pulsar. Experience with Kubernetes in production operations. Familiarity with edge I/O protocols like OPC UA, MTConnect, and MQTT. Strong skills in data and storage technologies, including PostgreSQL, Neo4j, MinIO/S3, and Elasticsearch. Knowledge of backend services using gRPC, Protocol Buffers, and Avro. Exceptional English communication skills, both written and verbal. Basic client interaction capabilities. What Sets You Apart Experience with MES/MOM or SCADA integration. Familiarity with Apache Flink for real-time analytics. Experience in ETL pipelines and database migrations. Contributions to open-source Go projects or automation tools. Experience working in AS9100 or similar regulated environments. Previous consulting experience. Why You'll Love Working With Us Embrace the opportunity to collaborate with top-tier U.S. clients in a fully remote, flexible work environment. You'll be part of a mission-driven team with a clear vision to restore American industrial capacity. Enjoy the variety of future projects and growth opportunities, all while contributing to a meaningful cause alongside seasoned professionals from industry leaders like Tesla and Anduril.