Data Engineer

**Applicants must be legally authorized to work in the United States. This position does not offer employer-based visa sponsorship now or in the future.**At Wi‑Tronix, we power the future of rail through AI, IoT, and real-time intelligence. Our data platform is at the core of everything we build—from advanced analytics to computer vision and machine learning systems that drive safer, smarter rail operations.We’re seeking a Data Engineer to design and scale the pipelines and datasets that fuel our products, analytics, and AI models.What You’ll DoBuild and maintain reliable data pipelines and datasets supporting products, analytics, and ML workflowsDesign scalable data ingestion, processing, and labeling pipelines across structured and unstructured data (time-series, image, video)Automate workflows for data collection, labeling, and delivery to reduce manual effort and accelerate model developmentImplement data quality validations, observability checks, and monitoring dashboards to ensure consistency and reliabilityManage dataset versioning, lineage, and reproducibility across training and testing datasetsPartner with engineering and AI teams to improve data quality, labeling efficiency, and pipeline performanceContribute to deep learning model implementation and production workflows, including APIs and CI/CD testing pipelinesWhat You’ll BringBS/MS in Computer Science, Engineering, or related field (or equivalent experience)2+ years of experience building production-grade data pipelinesStrong programming skills in Python and SQL (C# a plus)Experience working with cloud data platforms (e.g., AWS S3, Glue)Experience with data ingestion, transformation, and validation workflowsFamiliarity with APIs, containerized services, and system integrationStrong attention to detail with a focus on data accuracy, availability, and production readinessAgile mindset and ability to thrive in a fast-paced, iterative environmentWhy Wi‑TronixBuild cutting-edge solutions using real-world rail data at scaleWork at the intersection of AI, IoT, and computer visionDirect impact on critical infrastructure and safety innovationClear career pathways into Machine Learning Engineer, Data Scientist, and AI product rolesWork EnvironmentHybrid in Bolingbrook, IL: Tuesday, Wednesday, and Thursday in office, with Monday and Friday worked remotely or on site as business needs require. Ability to board a locomotive for field research. Occasional domestic and international travel may be required.Equal Opportunity EmployerApplicants must be legally authorized to work in the United States. This position does not offer employer-based visa sponsorship now or in the future. This position’s anticipated base salary range is $75,000 to $101,000. Final compensation will be based on experience, qualifications, and location. Wi‑Tronix is proud to be an Equal Opportunity, Affirmative Action, E-Verify, and Drug Free Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, physical or mental disability, age, or veteran status or any other basis protected by federal, state, or local law. If you need reasonable accommodation for any part of the application process due to disability, please inform us at michele.hughes@wi-tronix.com so that we can discuss the appropriate alternatives available. Wi‑Tronix does not review unsolicited resumes from recruiters or search firms.