Zac Heiliger: R&D Mechanical Engineer (Surgical Devices) in Flower Mound, TX

Research & Development Mechanical Engineer (New Product Development) • Developed clinical design solutions for spinal, neurotology and ENT procedures • Utilized Pro-Engineer/Creo (Parametric 3D modeling software) & Windchill • Managed 6-s Black Belt Feasibility Project • Filed (2) Provisional Utility Patent Applications to the USPTO • Performed field surgeon interviews and OR observations; Tasked to identify product gaps & User Needs (UN) • Facilitated innovation workshops and brainstorming sessions for early concept development • Participated in surgeon Voice of Customer (VOC) cadaver labs for prototype evaluations • Translated customer (VOC) into User Requirement to flow-down into Engineering Design Inputs • Established design specification limits utilizing 1st principles modeling and Monte Carlo Simulations/Crystal Ball • Documented and maintained the design risk assessments (DFMEA) • Perform preliminary FEA stress analysis; Utilizing Pro-E Mechanica and ANSYS Mechanical • Coordinated V&V (verification & validation) testing • Supported early supplier engagement activities; ensured process capabilities and inspection correlation • Conducted lab and bench-top testing of prototype assemblies • Worked closely with Manufacturing, Marketing & Supply Chain through all phases of PLM • Ensured that product designs comply with FDA regulations & quality standard • Designed medical devices in accordance to SOP (Standard Operating Procedures) and Regulatory Requirements

Mechanical Design Engineer • Design Lead for PACCAR North America Diesel Exhaust Fluid (DEF) Systems • Utilized Pro-Engineer/Creo (Parametric 3D modeling software) & Windchill • Managed system, sub-systems and component level part drawings and system integration • Coordinated prototype development to comply with EPA and ISO regulations & standards • Performed prototype to full production design cycle; tollgate system; verification & validation testing • Led a core team of design engineers and contract drafters through PDP (Product Development Process) • Worked directly with suppliers to determine material selection, manufacturing processes, and tolerance capabilities • Managed project timeline & testing schedules through self created web-based program utilizing InfoPath & Sharepoint • Manufacturing Liaison- Supported production at multiple manufacturing/assembly plants • Drafted work instructions and assembly procedures • Closed CAPA /FRACAS production issues and prepared corrective action documentation • Traveled globally to various suppliers to review processes and production capabilities • Utilized Six Sigma Design Tools (DFSS) & Drafting and Dimensional Management (GD&T)

Project Engineer - Cooperative Education M.E. • Testing of Hydraulic and Pneumatic vehicle brake systems • Coordinated lab testing; drafted test procedures and specified testing parameters • Conducted vehicle simulation tests for product validation • Performed Root Cause Warranty Analysis • Materials and Fatigue Analysis: tensile, hardness, and shear testing; heat treatment processes and micro finishes