We are seeking a Senior Manufacturing Test Engineer to lead the end to end test strategy, development, and deployment of production test solutions for Oura products. This role partners closely with cross functional teams and global contract manufacturers to ensure scalable, reliable, and high quality manufacturing test processes.As a Senior Manufacturing Test Engineer, you will own the design, development, and optimization of manufacturing test solutions across the full product lifecycle, from early concept through mass production. You will serve as a technical lead responsible for defining test architecture, developing and maintaining test software, supporting contract manufacturer execution, leveraging data to drive insights, and leading ongoing quality and yield improvements.This position requires strong hands on engineering capability, systems level thinking, and the ability to work effectively across hardware, firmware, operations, quality, and external manufacturing partners.This is a hybrid position that requires 3 days a week in either our San Francisco or San Diego office.What you will do:Design for Testability (DFT)Drive early and ongoing manufacturing involvement to ensure products are designed for robust, scalable, and cost-effective testing.Partner with Hardware, Systems, and Product teams to define test requirements aligned to product specifications and quality targetsIncorporate DFMEA / PFMEA, Engineering Specifications, and test coverage analysis into product designProduct Lifecycle & Manufacturing SupportOwn test engineering across all phases: POC/Proto/EVT/DVT/PVT, ramp, and mass productionProvide hands-on production support for complex test issues, yield excursions, and systemic failuresLead test readiness reviews and production gate decisions with Operations and CM partnersTest Process & Software DevelopmentArchitect, design, and deploy manufacturing test stations and processesDevelop and maintain test software and automation in Python, C, C++, Rust including:Instrument controlData acquisition and loggingTest sequencing and error handlingFactory dashboards and analytics hooksDrive modular, scalable, and maintainable test software frameworks suitable for high-volume manufacturingStatistical & Data-Driven EngineeringApply statistical tools such as GR&R, SPC, Cp/Cpk, correlation analysis, and DOEEnsure test processes and fixtures meet capability, repeatability, and scalability requirementsAnalyze production data to identify trends, root causes, and improvement opportunitiesFailure Analysis & Continuous ImprovementLead failure analysis efforts across test stations, products, and manufacturing processesClose test gaps and correlation issues across internal labs and external factoriesImprove product quality, yield, and cost through systematic test optimizationContract Manufacturer (CM) LeadershipAct as the primary technical interface to Contract Manufacturers and test equipment vendorsDrive CM test development, qualification, deployment, and sustainingLead issue resolution related to tester hardware, software, fixtures, and factory executionProvide technical direction, training, and mentorship to CM teams and automation suppliersCross-Functional & Executive CommunicationCollaborate closely with Hardware, Firmware, Quality, Operations, Supply Chain, and Program teamsPrepare and present clear, concise test engineering status updates to leadership and executive stakeholdersInfluence decisions through data, technical depth, and operational insightWe would love to have you on our team if you have:5+ years of experience in manufacturing engineering, test engineering, or automation (assembly, inspection, test station design, or factory deployment)Hands-on experience developing manufacturing test software in Python, C, C++, RustBachelor's or Master's degree in Mechanical Engineering, Electrical Engineering, or related disciplineExperience supporting development builds and mass production with global manufacturing partnersWillingness to travel 30-50% across domestic and international factory sitesExperience working with wearables, consumer electronics, sensors, or embedded systemsStrong background in test station qualification and correlation (calibration, GR&R, Cp/Cpk, DOE)Experience working cross-functionally with hardware, firmware, systems, quality, and operations teamsFamiliarity with optical, RF, or semiconductor-based test methodologiesProven ability to operate effectively in a global, fast-paced manufacturing environmentExcellent written and verbal communication skills across cultures and time zonesBenefitsAt Oura, we care about you and your well-being. Everyone here at Oura has a ring of their own and we are continually looking to improve employee health.What we offer:Competitive salary and equity packagesHealth, dental, vision insurance, and mental health resourcesAn Oura Ring of your own plus employee discounts for friends & family20 days of paid time off plus 13 paid holidays plus 8 days of flexible wellness time offPaid sick leave and parental leaveOura takes a market-based approach to pay, which may vary depending on your location. US locations are categorized into tiers based on a cost of labor index for that geographic area. While most offers will be closer to the starting range, successful candidates pay will be determined based on job-related skills, experience, qualifications, work location, internal peer equity, and market conditions. These ranges may be modified in the future.Region 1 (San Francisco) $162,000- $203,000Region 2 (San Diego) $150,000- $187,000