Mechanical Design Engineer (New Product Development)

STS Technical Services is hiring a Mechanical Design Engineer in Milwaukee, Wisconsin.

This is an excellent opportunity for an experienced mechanical engineer to support a growing manufacturing operation focused on new product development and product redesign. In this role, you will lead mechanical design initiatives from concept through production while ensuring designs are manufacturable, cost effective, and fully documented.

If you have strong CAD experience, understand manufacturing processes, and thrive in a fast paced engineering environment, this opportunity offers the chance to make a meaningful impact.

Position Summary

The Mechanical Design Engineer will focus on new product development and continuous improvement of existing products. This role requires delivering robust mechanical designs while maintaining accurate engineering documentation, managing product data, and supporting cross functional collaboration with manufacturing, supply chain, and operations teams.

Success in this position is measured by design quality, execution reliability, cost impact, and effective documentation of engineering systems.

Core Responsibilities

New Product Development

• Lead mechanical design from concept through production release
• Develop complete and accurate 3D models, drawings, and Bills of Materials (BOMs)
• Perform required engineering analyses and participate in structured design reviews
• Support prototype builds, testing, and validation

Existing Product Redesign & Continuous Improvement

• Execute cost reduction and value engineering initiatives
• Improve reliability, manufacturability, and serviceability of existing products
• Process Engineering Change Notices (ECNs) in accordance with change control procedures
• Support root cause analysis and corrective actions

Product Data Management (PDM)

• Maintain accurate CAD models, drawings, and revision history
• Ensure proper file structure, naming conventions, and version control
• Release documentation through formal workflows
• Maintain complete and accurate BOM structures

Enterprise Resource Planning (ERP)

• Ensure BOMs transferred to ERP are accurate and aligned with released drawings
• Support part number creation and configuration accuracy
• Collaborate with Supply Chain and Operations to resolve BOM discrepancies
• Ensure engineering changes are properly reflected in ERP before production implementation

Engineering Quality & Compliance

• Ensure designs meet performance requirements and applicable standards
• Apply GD&T and engineering best practices consistently
• Maintain full compliance with internal design control procedures

Additional Responsibilities & Accountability

Design for Manufacturing & Assembly (DFM/DFA)

• Proactively design for efficient manufacturing, assembly, and serviceability
• Engage manufacturing teams early to validate feasibility and reduce downstream issues
• Minimize custom components when standard solutions are viable

Risk Management

• Identify technical risks early in the design cycle
• Conduct DFMEA or structured risk reviews when appropriate
• Propose mitigation plans before issues impact project schedules or cost

Product Lifecycle Support

• Support production ramp up and pilot builds
• Provide technical assistance for field issues when required
• Maintain long term product documentation integrity

Continuous Improvement

• Identify opportunities for design standardization and modularity
• Improve internal engineering processes where inefficiencies are identified
• Stay current on relevant materials, manufacturing methods, and engineering tools

Professional Conduct & Ownership

• Take responsibility for design outcomes, both positive and negative
• Communicate clearly and professionally across departments
• Manage time and priorities without constant oversight

About STS Technical Services

STS Technical Services is a Top 100 Staffing Firm that partners with some of the largest names in aerospace, manufacturing, defense, and industrial production. Our team connects highly skilled professionals with organizations that rely on technical expertise, operational excellence, and strong engineering leadership.

We are committed to helping talented professionals build meaningful careers while supporting industry leaders with the workforce they need to succeed.

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