Tooling Engineer

job summary:

Senior Mold Tooling Engineer

About the Role We are seeking an experienced Senior Mold Tooling Engineer to lead the design, engineering, and validation of complex, multi-cavity injection molds. You will serve as the technical lead with global tool vendors from initial DFM through FAT, tool qualification, and production troubleshooting.

Key Responsibilities

• Engineering & Design: Lead multi-cavity, tight-tolerance mold designs (hot runner/valve gate systems), including steel selection, cooling, gating, and mold flow analysis evaluations.

• DFM & Vendor Management: Drive DFM/Design for Tooling reviews and manage external toolmakers from concept through final validation.

• Validation & Troubleshooting: Support mold trials, optimize cycle times, and resolve complex tooling defects (warp, flash, sticking, dimensional variation).

• Standards & Strategy: Maintain tool room documentation, establish tooling best practices, and partner with process engineering to define control strategies.

Qualifications

• Experience: 8+ years in injection molding/tooling (or a Bachelor's degree in a related field with equivalent experience).

• Technical Expertise: Deep understanding of thermoplastic/thermosetting resins (PC/ABS, Acetal/POM), CAD interpretation, and process interaction with tool design.

• Track Record: Proven ability to troubleshoot defects, manage external suppliers, and validate tight-tolerance/cosmetic tools.

Compensation & Benefits

• Salary Range: $122,600 - $168,600 USD annually (commensurate with experience, location, and qualifications).

• Benefits: Health, Dental, & Vision coverage; Matching 401(k); Paid Vacation & Sick Time; Life & Disability Insurance; Tuition Reimbursement.

Application Window

• Posting Dates: August 26, 2026 - September 30, 2026 (or until filled).

location: Libertyville, Illinois
job type: Permanent
salary: $140,000 - 160,000 per year
work hours: 8am to 4pm
education: Bachelors

responsibilities:

• Prepare and maintain documentation related to tool room equipment. Lead design and engineering of complex injection molds to meet product and process requirements.

• Review and approve mold designs for multi-cavity, tight-tolerance tools including hot runner and valve gate systems.

• Own Design for Manufacturability (DFM) and Design for Tooling reviews with internal teams and toolmakers.

• Evaluate and approve mold flow analysis results and recommend design changes based on simulation and processing needs.

• Define tooling specifications including steel selection, cooling strategy, gating, venting, ejection, and wear components.

• Serve as technical lead with tool vendors from concept through design, build, FAT, and tool qualification.

• Support mold trials, sampling and validation activities; analyze results and drive corrective actions.

• Troubleshoot complex tooling and part quality issues (flash, sticking, warp, cosmetic defects, dimensional variation).

• Implement cost-effective tooling improvements to increase robustness, cycle time performance, and tool life.

• Review and interpret tool design files and clearly communicate design intent to cross-functional stakeholders.

• Establish tooling standards, best practices, and preventive maintenance recommendations.

• Support process control strategy development in partnership with process engineering.

• Provide regular tooling status updates and technical risk assessments to program and engineering leadership.

• Maintain tooling documentation including design records, change history, qualification reports, and maintenance plans.

qualifications:

• Experience level: Experienced
• Minimum 5 years of experience
• Education: Bachelors

 
skills:

• Tooling
• Tooling
  
  
  Equal Opportunity Employer: Race, Color, Religion, Sex, Sexual Orientation, Gender Identity, National Origin, Age, Genetic Information, Disability, Protected Veteran Status, or any other legally protected group status.
  At Randstad, we welcome people of all abilities and want to ensure that our hiring and interview process meets the needs of all applicants. If you require a reasonable accommodation to make your application or interview experience a great one, please contact View email address on randstadusa.com.
  
  
  Pay offered to a successful candidate will be based on several factors including the candidate's education, work experience, work location, specific job duties, certifications, etc. In addition, Randstad offers a comprehensive benefits package, including: medical, prescription, dental, vision, AD&D, and life insurance offerings, short-term disability, and a 401K plan (all benefits are based on eligibility).
  
  
  This posting is open for thirty (30) days.