Mechanical Design Engineer I/II/III

Enthusiast Auto Holdings; Carrollton (GA); On-site; USD 70,000 - 95,000; Full time

Job summary

Enthusiast Auto Holdings seeks a Mechanical Engineer I/II/III for Z1 Motorsports in Carrollton, GA to lead the full product development lifecycle for aftermarket parts. Responsibilities include reverse engineering, CAD modeling, prototyping, validation, and manufacturing release while coordinating with Supply Chain, Manufacturing, Quality Control, Marketing, and Product Lifecycle teams.

Ideal candidates hold a BS in Mechanical Engineering with SolidWorks expertise, GD&T knowledge, and hands-on

Qualifications

• BS in Mechanical Engineering or equivalent experience.
• Proficient in CAD modeling and drawing creation.
• Strong GD&T understanding and manufacturing process knowledge.
• Hands-on experience with 3D printing for prototyping.

Responsibilities

• Perform feasibility studies on new product ideas and establish development timelines.
• Reverse engineer packaging envelopes and set up CAD models in PolyWorks/SolidWorks.
• Develop component and assembly CAD models in SolidWorks.
• Print components for test fitment and on-vehicle use when applicable.
• Create Bills of Materials with detail and accuracy.
• Lead design reviews and obtain approvals from engineering teams.
• Create manufacturing drawings and ensure traceability for production.
• Develop validation plans and rigorously validate new products.
• Collaborate with Quality Control to set and uphold quality standards.

Skills

SolidWorks proficiency

GD&T knowledge

3D printing experience

Reverse engineering

CAD modeling & drawings

Education

BS in Mechanical Engineering

Tools

PolyWorks

SolidWorks

3D printers

3D scanners

Job description

Description

Enthusiast Auto Holdings (EAH) is a highly successful e‑commerce company in the automotive aftermarket parts industry. EAH markets through ten enthusiast‑focused websites, including ECS Tuning, Turner Motorsport, Pelican Parts, Rennline, Texas Speed & Performance, Z1 Motorsports, Z1 Off‑Road, RCI Off‑Road, Teqsport, and EVANNEX. EAH serves automotive enthusiasts who are passionate about vehicle aesthetics and performance, providing parts, content, knowledge, and support to help customers bring their vehicles to life. The company also serves a global network of specialty installer shops that offer “Do it For Me” services. EAH has delivered strong organic growth, completed multiple acquisitions, and continues to expand through further acquisitions. Owned and supported by the private‑equity firm Cortec Group, EAH has invested in facility expansion, ERP/WMS/OMS systems, and other operations enhancements.

Enthusiast Auto Holdings is seeking a Mechanical Engineer I/II/III to develop innovative aftermarket products for Nissan and Infiniti vehicles. The position is based at Z1 Motorsports in Carrollton, GA and is responsible for the complete product development lifecycle for all varieties of automotive aftermarket products, including reverse engineering, CAD design, simulation, prototyping, validation testing, manufacturing release, and continuous product improvement.

Successful candidates will combine strong engineering fundamentals with hands‑on automotive experience and a passion for performance vehicles. Engineers at Z1 work closely with Supply Chain, Manufacturing, Quality Control, Marketing, and Product Lifecycle teams to bring industry‑leading products from concept to market. This role requires a deep enthusiasm for CAD modeling, hands‑on prototyping, and the automotive aftermarket.

Responsibilities

• Perform feasibility studies on new product ideas and establish development timelines
• Use in‑house 3D scanners to reverse engineer the packaging envelope for new products and set up a CAD model environment using PolyWorks and SolidWorks
• Develop component and assembly CAD models in SolidWorks
• Use in‑house 3D printers to print components for test fitment and, if applicable, on‑vehicle use
• Create complete Bills of Materials for products and sub‑assemblies with great attention to detail
• Present design reviews to engineering staff and others to seek design approval
• Use SolidWorks to create manufacturing drawings for components and assemblies
• Create sample validation plans and perform rigorous validation of sample products
• Work with Quality Control to establish quality standards for new products

Required Qualifications

• Passion for performance vehicles and automotive modification
• BS in Mechanical Engineering or equivalent experience
• Proficiency in SolidWorks, including CAD modeling and drawing creation
• Strong understanding of GD&T and manufacturing processes
• Experience using 3D printing for prototyping and validation
• Skilled in Microsoft Office and general PC usage
• Ability to work in a fast‑paced, results‑driven environment

Desired Qualifications

• Participation in drifting or other motorsports activities
• Experience with 3D scanning, metrology, and reverse engineering
• Experience with SolidWorks Simulation and finite element analysis
• Hands‑on experience with welding, metal fabrication, and machining (manual/CNC)
• Knowledge of automotive electronics, wiring, and vehicle integration

Physical Demands

• Ability to sit and/or stand for long periods
• Ability to lift 40 lbs as needed
• Ability to work around vehicles, shop equipment, and manufacturing environments as required