About Us:SMC Ltd. is a globally recognized premium supplier to the medical market with locations throughout the world. People committed to speed, technology, and exceptional performance are the cornerstone of our organization. Comprised of dedicated people and decades of manufacturing experience, we have continued to experience strong growth and currently have outstanding career opportunities for equally dedicated people.
Job Description:The Senior Tooling Engineer is responsible for leading the design, development, qualification, and continuous improvement of injection molds and related tooling within a high-volume plastics manufacturing environment. This role ensures that tooling meets performance, quality, and cost targets while supporting efficient, stable, and scalable molding operations. The engineer acts as a technical authority on mold design, materials, processing, and troubleshooting.
Essential Job Duties and Responsibilities- Lead the design, specification, and procurement of new injection molds, fixtures, and auxiliary tooling.
- Review and optimize mold designs for manufacturability, cycle time, part quality, and longevity.
- Collaborate with internal teams and external mold builders to ensure tooling meets engineering and production requirements.
- Oversee tooling from concept through end-of-life, including qualification, maintenance, repair, and refurbishment.
- Develop and maintain tooling standards, documentation, and preventive maintenance plans.
- Analyze mold wear, failure modes, and performance trends to drive improvements in durability and reliability.
- Partner with process engineers and technicians to diagnose molding issues such as flash, short shots, warpage, sink, and cosmetic defects.
- Recommend and implement tooling modifications to improve part quality, reduce scrap, and shorten cycle times.
- Support DOE activities, mold trials, and validation runs.
- Work closely with product design, manufacturing, quality, and supply chain teams to ensure tooling aligns with business and production needs.
- Provide technical leadership and mentorship to tooling technicians and junior engineers.
Essential Qualifications- Bachelor's degree in Mechanical Engineering, Manufacturing Engineering, Plastics Engineering, or related field (or equivalent experience).
- 7+ years of experience in injection molding tooling engineering.
- Strong understanding of mold design principles, mold flow analysis, and plastic part design.
- Hands-on experience with mold trials, troubleshooting, and optimization.
- Proficiency with CAD tools (SolidWorks, or similar).
- Familiarity with hot runner systems, cooling design, and automation interfaces.
- Strong project management and vendor management skills.
- Experience in regulated industries (medical, medical device, pharma).
Desirable Qualifications:- Background in scientific molding or RJG/Decoupled Molding methodologies.
- Knowledge of lean manufacturing, Six Sigma, or continuous improvement tools.
What SMC has to offer?- Clean, Climate-Controlled Environment
- Stable schedule
- Paid holiday and PTO
- Health, dental, and vision insurance
- 401(k) retirement savings
- Life and disability insurance
- Promotional opportunities
- Training and career growth programs
- Amazing co-workers
- Tuition reimbursement
- Employee Assistance Program
We are committed to fair and equitable hiring with salaries based on relevant factors, such as work experience, education, and certifications. Toward the principle of equal pay for equal work, we post and hire within defined salary ranges. We ask all applicants to review salary ranges for each posted job opportunity, as we will not hire outside the predetermined range.
At SMC Ltd. we recognize that people come with a wealth of experience and talent beyond just the technical requirements of a job. If your experience is close to what you see listed here, please still consider applying. We know that our differences often can bring about innovation, excellence and meaningful work-therefore, people from all backgrounds are encouraged to apply to our positions. Please let us know if you require reasonable accommodation during the interview process.
SMC Ltd. is an equal opportunity employer. M/F/D/V; this organization uses E-Verify.
Applicants may be subject to pre-employment screening which may include drug screening, reference checks, employment verifications, background screening and/or skills assessments.
