Experience

D.W. Clark

• United States
• Mining
• 1 - 100 Employee

• Metallurgist and Casting Engineer

  • Jun 2020 - Present

  • Designed feeding & gating systems on a wide range of part geometries & sizes (<1 lb to 2000 lb) for both commercial and Defense applications • Worked with gray iron, ductile iron, Ni-resist, stainless steel, carbon steel, nickel (Hastelloy, Inconel, Monel), bronze (CuNi, NiAlBrz, Sn), brass, and cobalt alloys • Simulated filling and solidification of castings using MAGMASOFT • Modeled and designed 3D-printed sand molds • Established in-house metallography lab • Performed metallography for internal QC and prepared formal reports for customers • Wrote technical memos for process improvements and statistical analysis of mechanical test results Show less



Grede Holdings LLC

• United States
• Machinery Manufacturing
• 200 - 300 Employee

• Assistant Metallurgist

  • Jun 2015 - Aug 2015

  • Observed process flow of melting furnaces as data for a Six-Sigma project • Created clean, color-coded workspaces for 5S continuous improvement • Wrote daily scrap reports and tracked casting scrap trends • Predicted high-scrap jobs to focus scrap reduction efforts • Analyzed broken parts to determine root cause of failure • Performed ultrasonic testing on porosity-prone parts • Observed process flow of melting furnaces as data for a Six-Sigma project • Created clean, color-coded workspaces for 5S continuous improvement • Wrote daily scrap reports and tracked casting scrap trends • Predicted high-scrap jobs to focus scrap reduction efforts • Analyzed broken parts to determine root cause of failure • Performed ultrasonic testing on porosity-prone parts



Grede Holdings LLC

• United States
• Machinery Manufacturing
• 200 - 300 Employee

• Assistant Metallurgist

  • Jun 2014 - Aug 2014

  • Wrote daily scrap reports and tracked casting scrap trends • Predicted high-scrap jobs to focus scrap reduction efforts • Analyzed broken parts to determine root cause of failure • Performed ultrasonic testing on porosity-prone parts • Determined microstructures via metallography and composition via optical emission spectroscopy • Wrote daily scrap reports and tracked casting scrap trends • Predicted high-scrap jobs to focus scrap reduction efforts • Analyzed broken parts to determine root cause of failure • Performed ultrasonic testing on porosity-prone parts • Determined microstructures via metallography and composition via optical emission spectroscopy



Solar Industries

• United States
• Wholesale Building Materials
• 1 - 100 Employee

• Apprentice Machinist

  • Jun 2013 - Aug 2013

  • Operated manual vertical mills, lathes, and grinders • Machined and heat treated steel and aluminum alloys • Designed parts and drawings using Solidworks • Fabricated new tools and dies • Repaired existing tools and dies • Operated manual vertical mills, lathes, and grinders • Machined and heat treated steel and aluminum alloys • Designed parts and drawings using Solidworks • Fabricated new tools and dies • Repaired existing tools and dies