Product Development Engineer

Leoforce; Corona (CA); On-site; USD 100,000 - 125,000; Full time

Job summary

Leoforce in Corona, CA is seeking a Mid-Level Mechanical Engineer to develop new products from customer requirements through to production, using APQP methodologies.

You will collaborate with customers and internal teams to align on technical specifications, lead launches, and drive continuous improvements in tooling, processes, and production methods, ensuring quality and on-time delivery across global teams.

Qualifications

• Bachelor’s degree in mechanical engineering and 3+ years in design, development, and launches.
• Solid understanding of APQP and quality planning.
• Proficiency in DOE principles and product validation.
• Experience CAD software, preferably SolidWorks, and ERP systems.
• Strong Excel, Word, and Outlook skills; analytical and problem-solving abilities.

Responsibilities

• Develop new products based on customer requirements and specs.
• Collaborate with customers and stakeholders to align on technical requirements.
• Lead product launch activities from concept to production using APQP.
• Design and improve tooling, processes, and methods to boost efficiency and quality.
• Conduct testing, verification, and validation to meet specs.
• Coordinate cross-functional activities between production teams in the U.S. and India.

Skills

APQP processes

DOE principles

CAD (SolidWorks)

ERP systems

Microsoft Office

Analytical skills

Project management

Education

Bachelor’s degree in Mechanical Engineering

Tools

SolidWorks

Microsoft Office

ERP software

Job description

Job Description

Experience: Mid Level
Salary: $100,000 - $125,000 per year

Key Responsibilities

• Develop new products based on customer requirements, technical specifications, and application needs.
• Collaborate with customers and internal stakeholders to review, communicate, and align on technical requirements.
• Lead product launch activities from concept through production using APQP methodologies.
• Design, optimize, and improve tooling, manufacturing processes, and production methods to enhance efficiency, quality, and consistency.
• Drive continuous improvement initiatives to improve manufacturing performance and operational excellence.
• Coordinate customer requirements and project activities between production teams in the U.S. and India.
• Conduct product testing, verification, and validation to ensure compliance with specifications and performance requirements.
• Create and maintain engineering documentation, including Bills of Materials (BOMs), Engineering Change Notices (ECNs), and Document Change Notices (DCNs), in accordance with ISO/TS standards.
• Perform FMEA and PPAP activities as required to support product quality and launch readiness.
• Support equipment installation, commissioning, qualification, and validation activities, including IQ/OQ/PQ protocols.
• Implement Statistical Process Control (SPC) and process capability (Cpk) monitoring to improve product quality and process stability.
• Train technicians and production personnel on new equipment, manufacturing processes, and operating procedures.
• Identify and evaluate automation opportunities, manufacturing enhancements, and cost-reduction initiatives.
• Collaborate cross-functionally to resolve complex manufacturing and production challenges.
• Travel as needed to support customer requirements and operational objectives.

Qualifications

• Bachelor’s degree in Mechanical Engineering.
• Minimum of 3 years of experience in mechanical design, product development, and product launch activities.
• Working knowledge of APQP processes and quality planning methodologies.
• Strong understanding of Design of Experiments (DOE) principles and applications.
• Proficiency in CAD software, preferably SolidWorks.
• Strong computer skills, including Microsoft Excel, Word, and Outlook.
• Ability to learn and effectively utilize ERP systems.
• Excellent analytical, communication, project management, and problem-solving skills.

Preferred Qualifications

• Experience with hose product design and development.
• Experience in rubber manufacturing or polymer-based product manufacturing.
• Knowledge of SPC implementation and process capability improvement techniques.
• Experience supporting automation projects, lean manufacturing initiatives, or continuous improvement programs.

A bit about us:

We are a family-owned organization dedicated to supporting manufacturing and logistics operations through integrated IT, HR, and accounting services. Our team operates in a collaborative, hands‑on environment where leaders are empowered to make decisions, drive improvements, and directly influence business outcomes.

Why join us?

You will have the opportunity to shape strategy, streamline operations, and build scalable systems in a company that values agility over bureaucracy. We offer a setting where your impact is visible, your ideas are heard, and your leadership helps guide long-term growth—making it an ideal place for those seeking both responsibility and meaningful influence in a stable, essential-services business.