Dan Stumpf Email & Phone Number

Franklin Park, Illinois, United States

Lead test design engineer/mentor responsible for designing innovative test fixture hardware (using Altium) and software (using LabVIEW, TestStand, and C#) for the most complex Cardio Fitness Equipment (product base pcb boards, consoles, and full base product). Team subject matter expert on motor control board test design, complex fixture debug (HW and SW), working with high voltage AC power, base board configuration, and Safety Test Protocols (hipot, ground bond, and continuity testing). Researched new technologies and met with vendors to consult, update, and improve current ATE test platform and test processes/methodologies. Prioritized improving test yield, test time reduction, and improving test design for new and existing test processes.• Designed and supported innovative board level test (BLT) fixtures for motor control boards, subassembly testers, and final assembly testers for advanced treadmill designs.• Improved test fixture development and debug times by 30% by updating existing board level tester connector design layout, converting tester interface board technology design from through-hole to pcba, adding in debug test fixture pcb test points, and streamlined the team's schematic design format for increased efficiency• Improved Treadmill Final Assembly Test yield from 70% to over 95% by reviewing test code/test process inefficiencies and requesting test technician/operator feedback.• Provided 24/7 tester debug/support for MN factory and 4-5 Contract Manufacturers around the world.• Researched and introduced cutting-edge technologies, test equipment, and methodologies to our team.• Implemented New Common test interface pcb boards that all our testers can use.• Cross-trained my manager and mentored fellow engineers and test technicians by sharing my expertise in test fixture design and cross-functional team collaboration, contributing to the successful and timely delivery of project milestones.

Managed the day-to-day activities of the Test Engineering group of 9 (5 test engineers, 1 test command engineer, and 3 test technicians) while continuing to work as a Test Design Engineer during the pandemic timeframe. Managed on-site at Franklin Park location and remotely (1 test engineer and 1 test technician) at our final assembly manufacturing site in Owatonna, MN. Responsible for meeting project deliverable dates, mentoring engineers, making sure the team was staffed properly through interviews, working with HR, and managing performance reviews. Led the Test Design development for Non-Tread Fitness Equipment while cross-training younger engineers.• Awarded Manager Employee Recognition in Q2 2021 for exceptional dedication.• Responsible for managing the relocation of all final assembly and console testers (7 test lines, 14 test stations) from Franklin Park, IL location to Owatonna, MN and Taiwan.• Visited our new manufacturing site in Minnesota to oversee direct reports, conducted interviews for a test technician position, and strategically planned travel schedules for test engineering support during the equipment move.• Led interviews to retain talent and recruit new MN manufacturing site resources, in collaboration with HR/Recruiters.• Managed team progress and workload, while mentoring engineers and test technicians. Ensured manageable workloads and a low-stress environment for engineers.• Improved Final Assembly efficiency by 20% after updating test station layout and refactoring test code during the move to MN.• Ensured on-time test equipment delivery during a pandemic-related team quarantine with limited lab support.• Collaborated with cross-functional team managers to streamline Test Specification and Software Release validation processes, saving significant engineering resources.• Led the conversion of Final Assembly test design into a cabinet solution, enabling quick replacement of stations on the production line and reducing downtime.

Franklin Park, Il

Designed cutting edge test fixture design (for pcb board level, console assembly, and final base assembly) to test Fitness Equipment for in house and overseas high-volume factories. Created tester block diagrams, BOMs, schematic capture using OrCAD/Altium, and test code using NI LabVIEW and TestStand. Collaborated daily with LF cross-functional teams (EE, SW, Manufacturing) and contract manufacturers to develop superior test design and expedited debug support.• Recognized as a candidate for the company's ACE award, acknowledging top 5% performance• Primary Test Engineer to lead the transformation of our in-house Final Assembly testers from manual factory testing to automated design, enhancing test yield, efficiency, and significantly reducing field failures.• Designed a user-friendly LabVIEW interface and test equipment drivers for all Final Assembly testers, including lines for Treadmills, Cross Trainers, and Bikes.• Automated the conversion of paper Product Test Logs into a LabVIEW user interface, eliminating manual data collection and enabling storage in a digital database.• Designed and supported board-level test fixtures across 4-5 global contract manufacturer factories, providing 24/7 support including remote debugging and CPK/data analysis.• Team subject matter expert in designing test fixtures for Resistance Control boards used in Bikes/Cross Trainers/Arc Trainers, powered by generator input, battery, or external wall power sources.• Resolved a Safety Analyzer Hipot tester damage issue on the Final Assembly Test Line. Worked closely with Chroma (vendor) to rectify the issue, resulting in savings of $1500 per analyzer repair.• Chosen by management to participate in innovative user groups focusing on new technology and advanced fitness product design.• Developed the requirements for test commands after product schematic review and creation of a test plan.• Team expert in high-volume Safety Testing: Hipot, Ground Bond, and Continuity.

Schaumburg, Il

Create innovative software programming requirements for hardware circuit operation for 2-way analog/digital radios (portable, mobile, and repeater radios). Interface closely with circuit designers, software engineering teams, and prototype/high volume factories to create new test methods, debug radio hardware circuit design, troubleshoot factory prototype failures, and resolve factory yield issues. Design robust automated development and factory test routines using LabVIEW programming.• Effectively meet all project M-gate dates 3 weeks before by providing GPNO manufacturing detailed 12m test and tune methods, automated test design, HW/SW debug support, and test fixture analysis.• Identify, debug, and resolve circuit design issues for 2-way analog/digital radios and interface with the appropriate HW development radio block owner to update schematics. • Meet radio software deadlines by designing cutting-edge software requirements to support radio hardware operation. Work closely with HW development block owners and software development teams.• Decreased test time and no trouble found (NTF) enumeration failures by 10% by identifying a software bootup bug that caused the radio modem to take over 50 seconds to fully power up.• Recognized as a distinguished member of the 2-way analog/digital radio HW development team by receiving a MOMENT award based on peer and management feedback for excellence in work performance.

Libertyville, Il

Designed and developed best in class platform test design in 12m format for 3GSM/CDMA/LTE cell phones/tablets for prototype and high volume factories. Established new test command and software driver requirements for new factory test design. Delivered automated test solutions using LabVIEW programming to HW, SW, and factory development groups for each new test design. • Recognized by my manager and peers as a top 10% performer within the company and the lead baseband test engineer on the factory test design team. • Ensured 100% factory test implementation and coverage for products within 12 weeks of factory ship acceptance by providing a finalized suite of proven baseband and RF platform test design procedures.• Increased battery life by 5% and battery meter accuracy as seen by customers by designing in depth battery phasing techniques and identifying software and hardware design defects. • Decreased factory test time 15% by automating each new baseband test design, identifying and questioning sources of excessive test time, optimizing needed delays in test routines, and locating redundant or unneeded testing.• Saved the company money and substantial time by addressing a software design defect which caused the products flash driver part to overheat and damage the product.• Provided the most innovative and robust factory test design by using OrCAD schematic capture and PSICE simulation tools and by thoroughly reviewing, studying, and understanding baseband part specification documents.• Minimized the product lifecycle (time to market) and facilitated more efficient test operations by creating professional business relationships with 10 vendors/suppliers, factory engineers in the US and China, HW and SW engineers, ALT engineers, and service engineers.• Ruled out the possibility of hardware or software defects by debugging factory test failures from the test design level at first and then at the HW/SW design level using scope traces if necessary.

Libertyville, Il

Schaumburg, Il

Tested, analyzed, and repaired 2-way radio and base station products to board or component level using electronic test equipment. Prevented defective products from getting to customers by conducting thorough quality assurance reviews. • Identified manufacturing process failures and defective products by testing and inspecting base station repeaters/receivers, mobile radios, and portable radios in the commercial, government, and industrial solution (CGIS) sector.• Prevented customer field returns by troubleshooting analog, digital, and RF based circuits.• Found solutions to engineering and hardware defects by communicating and working closely with fellow contractors.• Prevented no trouble found (NTF) failures (false failures) by keeping analysis and test systems up to date.• Each day consistently exceeded the daily quota of the number of expected 2-way radios and base stations to be tested.

Msee, Electrical And Computer Engineering

Done with emphasis in: Microelectronics, VLSI, and Digital Logic Design.

Bsee, Electrical Engineering