We are seeking a Mechanical Engineer specializing in On-Board Diagnostics (OBD) calibration and development. This role offers the opportunity to work in a challenging, fast-paced engineering environment where you’ll gain hands-on experience with advanced emissions systems, diagnostics, and regulatory compliance. You will contribute to key initiatives involving the design, testing, and validation of OBD functionality in support of current and future emissions standards. Testing Activities Operate heavy-duty engine dynamometer test cells Execute test procedures efficiently and accurately Review and validate data to ensure test result reliability Dataset Function Ownership Calibrate OBD functionality for aftertreatment system components such as catalysts, filters, and sensors Verify OBD monitor performance and robustness through analysis of data from trucks, test cells, and simulations Plan, execute, and interpret development and verification testing Innovate OBD algorithms in alignment with future regulatory requirements Apply advanced analytical methods to support monitor testing and design Prepare and deliver technical documentation and presentations 
