Injection Molding Development Engineer

us conec; Fort Worth (TX); On-site; USD 90,000 - 130,000; Full time

Benefits offered by this job

Competitive base salary with bonus

4 weeks PTO

Health, dental, and vision

401(k) with employer match

Collaborative team culture

Paid holidays

Advanced tooling technologies exposure

STEM outreach

Job summary

US Conec, Ltd. is seeking an Injection Molding Development Engineer to develop, optimize, and industrialize high‑volume injection molding concepts.

You will lead cross‑functional teams to improve process stability, reduce waste, and validate new tooling and equipment. The role requires a Bachelor's in mechanical or plastics engineering, 5+ years in injection molding, and hands‑on experience with CAD (AutoCAD Inventor).

Qualifications

• Bachelor's degree in mechanical engineering or plastics engineering.
• 5+ years of experience in injection molding process development, tooling, and manufacturing.
• Proficiency in CAD software (AutoCAD Inventor preferred).
• Knowledge of polymer materials and process validation methodologies.

Responsibilities

• Plan, organize and manage projects delivering high-volume injection molding cells.
• Develop, implement, and optimize injection molding processes for efficiency and quality.
• Lead capability studies to identify and reduce process variation.
• Standardize scientific molding principles and process monitoring methods.
• Promote Design of Experiment tools to optimize parameters and interactions.
• Lead equipment installations and qualification activities (IQ/OQ/PQ).
• Support new mold/tool qualifications and process development for new products.
• Collaborate with tooling, maintenance, operations, and processing teams on new concepts.
• Document validation with sampling plans and process optimization workbooks.
• Contribute to DFM efforts and evaluate new molding technologies.

Skills

Analytical thinking

Project management

Cross-functional collaboration

Communication

Lean/manufacturing

Education

Bachelor's degree in mechanical engineering

Bachelor's degree in Plastics Engineering

Tools

AutoCAD Inventor

Job description

US Conec, Ltd.

Engineering Innovation. Precision Plastics. Powering AI.

USConec, Ltd. is a trusted, global company that prides itself on engineering excellence—creating innovative connectivity solutions that support today’s most important technologies. We foster a friendly, inclusive culture that values teamwork, creativity, and mutual respect. At USConec, you’ll find real opportunities to grow and make a meaningful impact in a company that genuinely cares about its people and its customers. With competitive compensation, excellent benefits, and a supportive environment, this is a place where you can build your future—whether your interests lie in manufacturing, engineering, operations, or beyond.

Injection Molding Development Engineer

Overview

The Injection Molding Development Engineer is responsible for developing, optimizing, and industrializing new injection molding concepts, processes and equipment to provide efficient, high-quality, and cost-effective high volume production solutions. This role involves working with cross-functional teams to improve process stability, reduce waste, and drive continuous improvement initiatives. The engineer will also play a key role in equipment validation, process standardization, and implementing best practices in molding operations.

Responsibilities

• Plan, organize and manage projects that deliver high volume industrialized injection molding cells.
• Develop, implement, and optimize injection molding processes to improve efficiency, quality, and cycle times.
• Introduce and perform short- & long-term capability studies to identify and drive out process variation.
• Standardize the use of scientific molding principles and methodologies including the use of process monitoring tools.
• Promote and lead the use of Design of Experiment tools and techniques to determine optimal process parameter and interactions between them to improve defects and/or reduce part to part variation.
• Lead new production equipment installations and qualification activities, including IQ/OQ/PQ protocols, to ensure compliance with safety, quality, and performance expectations.
• Support new mold tool qualifications, test runs, and process development for new product introductions.
• Work closely with tooling engineers, maintenance teams, operations and processing staff during the planning and implementation of all new concepts and /or new equipment introduction
• Standardize process validation documentation, including sampling plans, process optimization workbooks and all associated records.
• Serve as a key contributor for part and mold DFM efforts.
• Evaluate and implement new molding technologies, automation, and auxiliary equipment to enhance production capabilities.
• Provide technical training to engineers, technicians, and production personnel.
• Ensure compliance with all quality standards and company policies.

Must Haves

• Bachelor’s degree in mechanical engineering, Plastics Engineering, or a related field.
• 5+ years of experience in injection molding process development, tooling, and manufacturing with a focus on tight tolerance, precision injection molding.
• Proficient in the use of CAD software – Auto-CAD Inventor preferred
• Strong understanding of polymer materials, mold construction, and processing parameters with a focus on engineering grade resins including PEI, PBT, and PC/ABS.
• Expertise in scientific molding techniques, mold flow analysis, and process validation methodologies.
• Hands‑on experience with injection molding machines, robotics, and automation systems.
• Familiarity with lean manufacturing principles, Six Sigma methodologies (Green/Black Belt preferred), and SPC.
• Strong analytical, problem‑solving, and project management skills.
• Effective communication and teamwork abilities for cross‑functional collaboration.

What We Offer

• Competitive base salary with performance-based bonus potential
• 4 weeks of PTO to relax and recharge
• Health, dental, and vision plans to support you and your family
• 401(k) retirement savings plan with employer match and planning resources
• A collaborative, team‑based culture focused on innovation and quality
• Paid holidays and employee recognition programs
• Opportunities to work with advanced tooling technologies and global vendors
• STEM outreach and community engagement initiatives

US Conec will only employ those who are legally authorized to work in the United States. This is not a position for which sponsorship will be provided. Individuals with temporary visas such as E, F-1, H-1, H-2, L, B, J, or TN or who need sponsorship for work authorization now or in the future, are not eligible for hire.

Join US Conec today and be part of a team that values each other, promotes innovation and growth, and strives to exceed customer expectations in everything we do.

US Conec is proud to be an Equal Opportunity Employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. We consider all qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, gender expression, national origin, age, disability, protected veteran status, or any other legally protected characteristics