Darrell Mayfield

Engineering and Supply Chain Manager at East/West Manufacturing Enterprises
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Contact Information
us****@****om
(386) 825-5501
Location
Leander, Texas, United States, US

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Experience

    • United States
    • Appliances, Electrical, and Electronics Manufacturing
    • 1 - 100 Employee
    • Engineering and Supply Chain Manager
      • Nov 2020 - Present

    • Manufacturing Operations Engineering Manager
      • 2007 - Sep 2020

      • Oversee five direct reports while managing the full life-cycle of multiple ongoing projects for an electronics manufacturing services provider that offers PCBA prototyping through high-volume production, including turnkey subassemblies and integrated systems, engineering services, and advanced testing solutions• Act as technical product expert between clients and company, offer design for manufacturability (DFM) and excellence (DFX) feedback, execute new product introductions (NPI), monitor manufacturing operations, and drive cost reductions, value engineering, and product change management • Evaluate incoming requests for quote (RFQs) to determine product viability, analyze data, oversee document and revision control including build-to-print parts, software/firmware versions, functional schematics, multi-level bills of material (BOM), assembly documentation, and testing requirements • Assess and qualify domestic and international suppliers used, utilizing competency questionnaires, in-depth functional and destructive testing, to full facility audits of production and quality control • Negotiate and manage strategy and contracts with supply chain, collaborating with purchasing and executive leadership to assist in cost management and just-in-time (JIT) manufacturing directives• Examine key process indicators (KPI) and metrics to decrease product cost and lead times, while continuously improving engineering processes to increase efficiency and overall quality Show less

    • Component Engineer
      • 2001 - Sep 2020

      • Developed into the category subject-matter expert and researcher on electronic components and printed circuits, enclosures, fabricated metals and plastics, embedded COTS hardware, displays, cabling, and system ruggedization• Validated, categorized, and maintained entire client Approved Vendor Listing (AVL) data in ERP system• Monitored and distributed obsolescence (EOL) notifications from manufacturers and suppliers to key stakeholders to avoid product discontinuation• Identified, sourced, and tested alternate components to mitigate part availability constraints and trim lead times• Engaged external engineers to approve equivalents to reduce cost of goods (COGS) and prevent production shutdowns• Created digital datasheet repository consisting of over 5000 unique manufacturer’s components, incorporating almost twenty years worth of client projects and products Show less

    • Project Manager
      • 2002 - 2007

      • Led NPI kickoff with cross-functional teams (sales, purchasing, planning, quality, production, engineering), communicating with external stakeholders, starting at pilot build through first article inspected (FAI) release • Managed a project with a dedicated team of fifteen personnel to develop an NSF-certified coffee creamer dispensing machine, overseeing initial design firm transfer, vendor selection, hardware and firmware control, product functionality enhancements and cost savings directives, assembly instruction and test procedure creation, inspection and quality criteria, to final packaging and shipping• Guided the production floor through installation of new machinery, tooling, and fixtures, assembly documentation instruction, and adoption of automation for key processes• Led root cause analysis, investigated failures, and instituted corrective actions to improve production yields and limit assembly non-conformance• Maintained ERP system module that contained engineering change orders (ECO) and temporary deviation authorizations (TDA) that were customer-driven or internally generated, integrating complete stakeholder authorization and approval Show less

Education

  • Texas A&M University
    Bachelor of Business Administration - BBA, Operations and Information Management - Management Information Systems
    1997 - 2000

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