Transssion Nvh Development Engineer Resume
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MI
SUMMARY
- Obtain a senior engineering, analytical, or management position within a world - class company with which I can utilize both my engineering experience and applied mathematics and statistics education
- Confidential in Matlab for automating the generation of initial parameter estimates in performance of nonlinear regression analysis
- REU (Physics) 2002 summer internship at Fermi National Accelerator Laboratory creating math model for imbedded heat pipes in collision chamber particle detector substrates.
- 20+ years of experience in acoustic and vibration (NVH) measurements, data analysis, and related applied and computational mathematics
- Extensive background in advanced NVH software and related data acquisition hardware
- Expertise in NVH development of transmissions, rear axles, HVAC, and electronic power steering systems
PROFESSIONAL EXPERIENCE
Confidential, MI
Transmission NVH Development Engineer
Responsibilities:
- Senior NVH Development Engineer for global Ford purchased transmissions including Mustang manual Confidential, Focus/Fiesta dual clutch DPS6, and future developmental purchased transmisson programs
- Member of Automatic Transmission Technical Expert Team
- Manage NVH development, validation, and root cause analysis from cradle to grave for above mentioned and subsequent purchased transmission programs
- Program Attribute Team (PAT) Leader for Global Purchased Transmission NVH Development
Confidential, Northville, MI
Senior NVH Engineer / Reliability Engineer
Responsibilities:
- Hybird position as Senior NVH Engineer and Reliability Engineer in support of APA and dual pinion electronic power steering gear programs
- Co-developed new end-of-line (EOL) correlation methodology to commonize EOL limits and better match failure rates amongst production test stands world wide
- Discovered noncompliant process in China using Red-x methodology to mitigate clunk noise in dual pinion gears
- Supported ZFLS French designers in NVH root cause analysis to eliminate objectionable noises from power column slated for customer’s flagship vehicle program
- Member of Smart Validation Team utilizing Bayesian statistics to reduce sample size for DV and PV testing
- Supporting RLDA and bench data evaluations for damage calculations and comparisons
- Nominated to organize and lead The Global Knowledge Team tasked with the creation of a central database/data repository to bring together design, calculation, DV/PV bench testing, and warranty data into one location
Confidential, FL
Noise & Vibration Engineer / Sound Lab Manager
Responsibilities:
- Managed day-to-day operations of the Sound Lab
- Initiated DVP&R process to manage N&V development projects for successful launch of SM and LV product lines
- Achieved best-in-class performance for overall A-weighted sound power on SM product launch
- Developed designs for heat pump noise and vibration reduction which are being investigated for patentability
- Conducted insertion loss study using nonlinear regression analysis in Matlab and Minitab to correct and save two years of ducted discharge measurements
- Corrected overall sound power calculation to meet AHRI -260 standard unit certification
- Increased measurement accuracy by improving test methodology for ducted discharge and casing radiated sound power tests
- Conducted benchmarking of competitor units to establish best-in-class performance claims on SM product
- Managed outside testing at Intertek (ETL) when necessary and conducted study correlating results at ETL to FHP sound lab
- Collaborated with team at R&D center in Waltham, MA on noise and vibration improvements and managed those projects from FHP side
- Benchmarked Emerging Market Vehicles for HVAC N&V and assessed GM performance vs. Asian and Eastern European competitors
- Traced 1st Order steering wheel vibration to imbalance in HVAC fan module with LMS Test.Lab which avoided potential warranty problems for Aug. 2012 launch
- Updated GM N&V Test Procedures and Best Practices which maintained component sourcing information for Global HVAC expert network
Confidential, MI
NVH Engineer
Responsibilities:
- Managed NVH DVP&R and test schedule from beginning through successful launch of Dodge Challenger, Pontiac Solstice, and Cadillac CTS axle programs
- Negotiated prices for outsourced NVH tests and saved Getrag +$100K over three years
- Identified low stiffness area during initial design review of hybrid axle and ordered additional ribbing as corrective action
- Instrumented vehicle and used Squadriga recorder with Artemis software for validation of interior noise targets
- Calculated mount bushing isolation from accelerometer data with Mueller BBM PAK software and met validation requirements for Cadillac CTS
- Developed Algorithm in PAK for “powersum” calculation to meet GM vehicle mount vibration requirements
- Supported NVH testing at Getrag Axle Plant (GAP) including correlation of subjective ratings for interior gear noise to EOL test stand metric on Challenger and CTS axle programs achieving R2 ≥ 0.90
- Standardized NVH test procedures which coordinated and unified the RDM and PTU groups NVH development and validation plans
Confidential MI
Manufacturing/Test Engineer
Responsibilities:
- Maintained schedule and organized job books for prototype gear lab to define and track gear manufacturing work flow from start to finish
- Conducted heat treat studies and predicted gear tooth geometry changes in prototype transmission gears
- Conducted durability cycle count and ultimate tensile strength (UTS) tests and determined durability limits for transmission pump shafts
- Set up microphones in near field and far field arrays and ran tests for development and validation of transmissions and subcomponents
- Performed sound power and sound intensity measurements and provided analyzed data in support of Tonal Masking Workbook development
- Mapped structural resonances on transmissions with Polytec scanning laser vibrometer and generated animations for easier visualization of case modes
- Compared acoustic and vibration data from Romulus and Milford after move and qualified relocated test cell
- Wrote control scripts (sequences) which automated standardized test runs on transmission cell dynamometers
- Organized data library for department test cells which consolidated projects scattered across many workstations to one central location
- Double plane balanced prop shafts to 6000 rpm and reduced 1st order input vibration noise from the dynamometer systems
- Laser aligned dynamometers and reduced 2nd order vibration noise due to shaft misalignment