Thomas Steffel Email & Phone Number

United States

Seattle, Washington, United States

Mount Vernon, Wa

-Calibrated on-board engine diagnostics to detect off-nominal components and systems while meeting regulatory requirements on heavy duty on-road diesel engines.-Wrote and designed Model in the Loop simulation tool utilizing Simulink to aid the OBD team in diagnostic calibration, reducing the time to create an optimized calibration by over 25%.-Optimized test procedures utilizing AVL PUMA software to increase data collection quality from engine test cells.-Created automated test protocols to effectively measure the transient performance of engine diagnostics across all operating ranges.-Developed GUI (Graphical User-Interface) and script utilizing Vector CANalyzer to emulate off-nominal parts by manipulating J1939 CAN (Controller Area Network) signals from actuators and sensors.-Wrote post processing scripts utilizing MATLAB to visually show statistical correlations in diagnostic performance.-Created FMEAs (Failure Mode Effects Analysis) to ensure all severe potential failure modes were evaluated.-Created development test tools which included emulation of off-nominal parts, vehicle torque control, and data collection systems.-Maintained a DVP&R (Design Verification Plan & Report) for a team of 5.-Led offsite test trips and created test plans to verify regulations and organizational requirements were met prior to certification.-Designed on-board engine diagnostics to detect reduced turbocharger performance during transient conditions.-Created and documented test plans for 3 or more engine test cells.-Wrote machine learning scripts to help determine optimized calibrations for engine diagnostics.-Utilized a FRACAS (Failure Reporting, Analysis, and Corrective Action System) to document failures found during development and ensure issues were resolved before production.-Utilize ATI Vision for calibration of and data acquisition from the ECM (Engine Control Module).-Worked cross functionally with an international team to meet regulatory requirements.

Madison, Wisconsin Area

-Designed and fabricated systems for a single cylinder RCCI (Reactivity controlled compression ignition) research lab including intake, exhaust, and fueling systems in addition to connectivity to emissions sampling equipment.-Aided in experimental setup of laboratory equipment for research grade data collection.-Assisted in setting up LabVIEW DAQ hardware systems and code development.

Kenosha, Wi

-Designed an automated impact tester to cyclically test development hammers using -Researched and designed specialty hand tools utilizing market research and CATIA CAD software-Machined prototype tools using CNC mills, lathes, and TIG welders

Fond Du Lac

-Accomplished Greenbelt certification by completing 2 DMAIC projects within 6 months (normally 1 year).-Worked on Lean Six Sigma projects that encompassed many aspects of the manufacturing business.-Lead projects to reduce scrap, improve employee engagement by helping employees communicate their thoughts and ideas to management, created measurement systems.-Used root cause analysis to determine why components were failing to meet specifications.

To remediate structures after fire or water damageLead teams of between 1-10 people to accomplish given tasks Worked to improve the processes around the shopMachine maintenance and repair

Bachelor Of Science (B.S.), Machinery Systems Engineering

Activities and Societies: SAE Clean Snowmobile

4 Year High School Diploma, General Studies

Activities and Societies: Varsity Soccer Team, Track Team, DECA