Automotive Consulting Services, Inc. provides product-development, engineering, emissions-compliance, and business-consulting services to automotive aftermarket and low-volume OEM clients. The Senior Automotive Mechanical Design Engineer will develop production-intent 3D models, assemblies, and engineering drawings using Siemens NX, while supporting automotive product-development programs from concept through production. The role also involves design reviews, tolerance analysis, manufacturability evaluation, technical communication, and coordination with clients, suppliers, prototype shops, and manufacturers.