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Flex Injection Molding Engineer Jobs (NOW HIRING)

Genesis Global Group

Be Seen First

Injection Molding Mechanic

Bristol, PA · On-site

$21.50 - $28.75/hr

Work from engineering drawings and specifications, quality assurance standards and test procedures ... Dependent Care Flex Spending Account * Voluntary Policies (Accident, Hospital Indemnity, Critical ...

Genesis Global Group

Injection Molding Mechanic

Bristol, PA · On-site

$21.50 - $28.75/hr

Work from engineering drawings and specifications, quality assurance standards and test procedures ... Flex Spending Account • Voluntary Policies (Accident, Hospital Indemnity, Critical Illness ...

System One

Engineer III - Injection Molding

Denver, CO · On-site

Engineer III - Injection Molding Location: Lakewood, Colorado Type: Direct Hire Compensation: $105,800.00 - $132,300.00 Schedule: Monday - Friday Day hours Overview A global leader in medical device ...

System One

Engineer III - Injection Molding

Denver, CO · On-site

Engineer III - Injection Molding Location: Lakewood, Colorado Type: Direct Hire Compensation: $105,800.00 - $132,300.00 Schedule: Monday - Friday Day hours Overview A global leader in medical device ...

spidf

Injection Molding Technical Manager

Portage, MI · On-site

Training - mold technician training, supervisor training, molding engineer training * Achieve ... Injection mold processing skills preferred * Project management skills * Proficiency in Windows ...

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Flex Injection Molding Engineer information

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$31K

$89.4K

$118K

How much do flex injection molding engineer jobs pay per year?

As of Aug 21, 2026, the average yearly pay for flex injection molding engineer in the United States is $89,430.00, according to ZipRecruiter salary data. Most workers in this role earn between $80,500.00 and $104,500.00 per year, depending on experience, location, and employer.

What does a flex injection molding engineer do?

A Flex Injection Molding Engineer is responsible for designing, optimizing, and overseeing the manufacturing process of plastic parts using injection molding technology, often in flexible or contract manufacturing environments. They work on improving mold designs, selecting suitable materials, setting machine parameters, and troubleshooting production issues to ensure high-quality and cost-effective products. Their role often involves collaborating with product designers, quality control teams, and production staff to achieve efficient and reliable mass production of plastic components.

What are the key skills and qualifications needed to thrive as a flex injection molding engineer?

To thrive as a Flex Injection Molding Engineer, you need a strong background in plastics engineering, process optimization, and manufacturing principles, generally supported by a degree in engineering or a related field. Familiarity with injection molding machines, CAD/CAM software, and industry standards such as ISO or Six Sigma certifications is typically required. Strong problem-solving, communication, and project management skills help you collaborate with cross-functional teams and resolve production challenges effectively. These skills ensure efficient, high-quality, and cost-effective production of molded components in a competitive manufacturing environment.

What are some common challenges faced by flex injection molding engineers, and how can they be addressed in a production setting?

Flex Injection Molding Engineers often encounter challenges such as maintaining consistent product quality, troubleshooting equipment malfunctions, and minimizing cycle times while maximizing efficiency. Addressing these issues typically involves collaborating closely with cross-functional teams, implementing robust process monitoring systems, and staying up to date with the latest advancements in molding technology. Proactively participating in root cause analysis and continuous improvement initiatives can also help engineers overcome these challenges and contribute to a more streamlined production environment.

What is the difference between Flex Injection Molding Engineer vs Injection Molding Technician?

AspectFlex Injection Molding EngineerInjection Molding Technician
CredentialsBachelor's degree in engineering or related field, certifications in molding processesTechnical diploma or certification in molding or manufacturing
Work EnvironmentDesign, process optimization, troubleshooting in manufacturing plantsOperate and maintain molding machines on the production floor
ResponsibilitiesDeveloping processes, improving product quality, troubleshooting complex issuesSetting up machines, monitoring production, performing routine maintenance

The Flex Injection Molding Engineer focuses on process development, design, and troubleshooting, often working on process optimization and quality improvement. In contrast, the Injection Molding Technician handles daily machine operation and maintenance. Both roles are essential in manufacturing but differ in scope and responsibilities.

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Flex Injection Molding Engineer jobs near you
Infographic showing various Flex Injection Molding Engineer job openings in the United States as of August 2026, with employment types broken down into 94% Full Time, 2% Part Time, and 4% Contract. Highlights an 85% Physical, 6% Hybrid, and 9% Remote job distribution, with an average salary of $89,430 per year, or $43 per hour.

Senior Injection Molding Tooling Engineer

Flex

Manchester, CT • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 21 days ago

Job description

Flex is the diversified manufacturing partner of choice that helps market-leading brands design, build and deliver innovative products that improve the world.A career at Flex offers the opportunity to make a difference and invest in your growth in a respectful, inclusive, and collaborative environment. If you are excited about a role but don't meet every bullet point, we encourage you to apply and join us to create the extraordinary.Job Summary

At Flex, we deliver innovative medical and consumer products that improve lives around the world. We are seeking a highly skilled Senior Injection Molding Tooling Engineer to join our growing engineering team in Manchester, CT.

In this role, you will lead complex tooling programs from concept through production launch, working closely with customers, suppliers, mold makers, and manufacturing teams to ensure high-quality, cost-effective injection molding solutions. This is an excellent opportunity for an engineer who enjoys managing technically challenging projects, influencing product manufacturability, and driving continuous improvement within a highly regulated manufacturing environment.

What You'll Do

  • Lead injection mold tooling projects from design through qualification, validation, and production release.
  • Manage new mold builds, tool refurbishments, engineering changes, repairs, and spare tooling programs.
  • Partner with customers, mold suppliers, and internal cross-functional teams to ensure project success.
  • Review part designs for manufacturability and provide DFM recommendations to optimize quality, cycle time, and tool performance.
  • Support PFMEA/FMEA activities and risk mitigation efforts for new and existing products.
  • Coordinate mold design reviews, tool trials, process optimization, qualification activities, and final customer approvals.
  • Troubleshoot tooling and molding issues to improve performance, reliability, and product quality.
  • Develop tooling quotations, project schedules, technical specifications, and cost estimates.
  • Monitor project timelines and provide regular status updates to management and customers.
  • Drive continuous improvement initiatives focused on tool life, process capability, productivity, and cost reduction.

What We're Looking For

  • Bachelor's degree in Engineering, Plastics Engineering, Manufacturing Engineering, Mechanical Engineering, or related discipline - or - equivalent industry experience.
  • 6+ years of experience managing injection mold tooling projects in a manufacturing environment.
  • Experience within a highly regulated manufacturing industry such as medical devices, healthcare, automotive, aerospace, or electronics manufacturing.
  • Strong understanding of plastic injection mold design, mold construction, and injection molding processes.
  • Experience qualifying complex, tight-tolerance, multi-cavity, or high-cavitation injection molds.
  • Working knowledge of DFM, FMEA, process validation, and tooling qualification methodologies.
  • Ability to manage multiple projects simultaneously while working with customers, suppliers, and internal stakeholders.
  • Excellent communication, problem-solving, and project management skills.

Preferred Qualifications

  • Medical device manufacturing experience.
  • Experience supporting IQ/OQ/PQ validation activities.
  • Familiarity with scientific molding principles and process development.
  • Knowledge of quality systems and regulatory requirements within highly regulated manufacturing environments.

Why Join Flex?

  • Work on innovative medical products that impact lives worldwide.
  • Lead highly visible tooling projects from concept to commercialization.
  • Collaborate with industry-leading customers, engineers, and manufacturing experts.
  • Competitive compensation, career growth opportunities, and a culture focused on innovation and continuous improvement.

What you'll receive for the great work you provide:

  • Full range of medical, dental, and vision plans
  • Life Insurance
  • Short-term and Long-term Disability
  • Matching 401(k) Contributions
  • Vacation and Paid Sick Time
  • Tuition Reimbursement

Application Deadline:

Applications for this job position will be accepted for at least five days following the job posting start date below and continuing until the end date below or until the position is filled. This posting may close sooner due to application volume.

Job Posting Start Date 07-20-2026 Job Posting End Date Job CategoryProduction Engineering

Is Sponsorship Available?

NoFlex is an Equal Opportunity Employer and employment selection decisions are based on merit, qualifications, and abilities. We do not discriminate based on: age, race, religion, color, sex, national origin, marital status, sexual orientation, gender identity, veteran status, disability, pregnancy status, or any other status protected by law. We're happy to provide reasonable accommodations to those with a disability for assistance in the application process. Please email accessibility@flex.com and we'll discuss your specific situation and next steps (NOTE: this email does not accept or consider resumes or applications. This is only for disability assistance. To be considered for a position at Flex, you must complete the application process first).
Flex Personnel logo

About Flex Personnel

Sourced by ZipRecruiter

The Flex Team is made up of Staffing Industry experts committed to serving the needs of businesses and workers by bringing people together. We are guided by our Core values Integrity, Courtesy, and Respect. At Flex we bring Businesses and People together. We carefully assess both the needs of our Business clients and the complete profiles of each candidate, and then make the connections we believe will be most mutually beneficial. With offices in select markets throughout the Country, We are continually expanding our industry reach nationwide.

Industry

Recruiting and staffing services

Company size

11 - 50 Employees

Headquarters location

Dallas, TX, US

Social media

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