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Contract Injection Molding Jobs in New York (NOW HIRING)

Audit and oversee our Contract Manufacturers' Quality Management Systems to ensure strict adherence ... High cavitation injection molding and machining process experience * Deep knowledge of materials ...

Audit and oversee our Contract Manufacturers' Quality Management Systems to ensure strict adherence ... High cavitation injection molding and machining process experience * Deep knowledge of materials ...

Experience in manufacturing plastic injection molds and die cast tooling. * Experience with ... Job Type & Location This is a Contract to Hire position based out of Watchung, NJ. Pay and Benefits ...

Mechanical Design Engineer

New York, NY · On-site

$83K - $112K/yr

We've doubled year-over-year for two straight years, winning contracts that prove what we've always ... injection molding). * Familiarity with defense industry standards and regulations. * Experience ...

Lead negotiation efforts on new purchase agreements and new supplier contracts, focusing on quality ... Injection molding and highspeed assembly experience desirable Demonstrated relationship management ...

Site Buyer/Administrative Assistant

Eatontown, NJ · On-site

$20.25 - $26.75/hr

Lead negotiation efforts on new purchase agreements and new supplier contracts, focusing on quality ... Injection molding and highspeed assembly experience desirable • Demonstrated relationship ...

Hands-on experience negotiating with Asia-based contract manufacturers on pricing, tooling, and contractual terms * Knowledge of plastics, injection molding, tooling, electronics, assembly methods ...

Hands-on experience negotiating with Asia-based contract manufacturers on pricing, tooling, and contractual terms * Knowledge of plastics, injection molding, tooling, electronics, assembly methods ...

... signed contract across prospecting, discovery, demo, and negotiation. You don't need sales ... You'd happily lose an afternoon to a YouTube deep-dive on injection molding or biscuit production

Contract Injection Molding information

What is contract injection molding?

Contract injection molding is a manufacturing service where a company outsources the production of plastic parts to a specialized molding company. The service provider uses injection molding machines to produce components based on the client's specifications, drawings, or prototypes. This approach allows companies to leverage expert manufacturing capabilities without investing in costly equipment or maintaining in-house production. It is commonly used in industries such as automotive, medical, and consumer goods to produce high-quality, consistent plastic parts in large volumes. Contract injection molding can also include services like design assistance, material selection, prototyping, and final assembly.

What is the difference between Contract Injection Molding vs Injection Molding Technician?

AspectContract Injection MoldingInjection Molding Technician
CredentialsTypically requires technical training or certification in molding processesRequires technical training, certifications vary by employer
Work EnvironmentWorks on multiple projects for different clients, often at client sites or contract facilitiesWorks primarily in manufacturing plants or injection molding facilities
Employer & Industry UsageCommonly hired by staffing agencies or contract manufacturing firmsEmployed directly by manufacturing companies or plants
Search & Comparison IntentOften compared for project-based work or freelance opportunitiesCompared for ongoing, in-house production roles

Contract Injection Molding involves providing molding services on a temporary or project basis, often across multiple clients, requiring flexibility and technical skills. Injection Molding Technicians typically work in a fixed manufacturing environment, focusing on operating and maintaining molding equipment. Both roles require technical knowledge, but their work settings and employment types differ significantly.

What are the key skills and qualifications needed to thrive in contract injection molding, and why are they important?

To thrive in Contract Injection Molding, you need knowledge of plastics manufacturing processes, blueprint reading, and quality control, often supported by technical training or a relevant associate's degree. Familiarity with injection molding machines, CAD software, and manufacturing ERPs, as well as certifications like RJG or Paulson, are commonly required. Strong attention to detail, problem-solving abilities, and effective communication help professionals excel in troubleshooting and team coordination. These skills ensure efficient production, high-quality output, and the ability to quickly resolve manufacturing challenges.

What are some common challenges faced in contract injection molding roles, and how can they be addressed?

Professionals in contract injection molding often encounter challenges such as managing tight production deadlines, ensuring consistent product quality, and coordinating with multiple clients who have varying specifications. Addressing these requires strong organizational skills, attention to detail, and effective communication with both team members and clients. Staying updated on best practices in mold maintenance, machine calibration, and process optimization can help minimize downtime and defects, leading to more successful project outcomes.
What are the most commonly searched types of Injection Molding jobs in New York? The most popular types of Injection Molding jobs in New York are:
What cities in New York are hiring for Contract Injection Molding jobs? Cities in New York with the most Contract Injection Molding job openings:
Infographic showing various Contract Injection Molding job openings in New York as of August 2026, with employment types broken down into 1% As Needed, 83% Full Time, 9% Part Time, 4% Contract, and 3% Nights. Highlights an 94% Physical, 2% Hybrid, and 4% Remote job distribution.

Manager, Quality Validation Engineering

Harry's

New York, NY • On-site

Other

Medical, Dental, Vision, Retirement

Posted 3 days ago

New


Job description

About the team

The Quality Engineering Team is responsible for the development and implementation of all of Mammoth Brands quality standards, inspection protocols and ALL of the manufacturing processes which includes molding and finished goods production.  The team works closely with the Packaging and R&D teams to validate all new component molds and formula production from concept through Mass Production. As we continue to expand into new categories, the Quality team will be an instrumental partner in supporting new exciting innovation and brand success. 

About the role

As a Quality Engineering Validation Manager you will lead the development and execution of quality standards, inspection protocols, and validation plans for new Soft Products and Hard Products at Harry's, Flamingo, Lume, and Mando. You'll own the validation of new tooling, component development, and finished goods production ensuring we deliver high-quality products that delight our customers. You will work cross-functionally across internal teams and externally with global manufacturing partners to support new product launches, troubleshoot quality issues, and improve both product design and manufacturing processes. This is a high-impact role that sits at the heart of innovation, manufacturing, and customer experience. As we expand our Quality Management System and the Global Quality footprint across the organization, you will have the opportunity to impact our systems and processes, as well as have room for growth and development. 

What you will accomplish

  • Manage new tooling from pilot through mass production, develop secondary tooling for supply chain capacity, and optimize/standardize manufacturing processes using SPC and quality data.
  • Own qualification and inspection plans (IQ, OQ, PQ) for both hard and soft product packaging, including fill-line qualification at third-party manufacturers.
  • Deploy quality tools including process mapping, FMEA, control plans, MSA/GR&R, SPC, and DOE to drive consistency and compliance across the supply chain.
  • Expand internal and external testing capabilities, draft product/package test plans, and analyze and interpret results to ensure requirements are met.
  • Lead the commissioning, qualification, validation, and startup of new manufacturing and packaging equipment from Factory Acceptance Testing (FAT) through Site Acceptance Testing (SAT) and commercial production. 
  • Conduct supplier audits, manage CAPAs, monitor performance metrics, and ensure suppliers meet Mammoth Brands' quality standards during both launch and ongoing production.
  • Lead failure analysis and root cause investigations, driving effective CAPA to resolve quality issues and prevent recurrence.
  • Evaluate technical risks using tolerancing and stack-up analysis, and develop clear mitigation plans in partnership with R&D and Supply Chain.
  • Support advanced product quality planning to ensure smooth integration of new products into operations, owning finished goods specifications.
  • Serve as the voice of the customer across product development, partnering with R&D, Package Engineering, and suppliers to design quality in while improving manufacturability and reducing costs.
  • Participate in program retrospectives and lead ongoing initiatives to improve quality, efficiency, and supply chain performance.
  • Travel (Domestic and International), up to 40%.

This should describe you

  • Bachelor's degree in Engineering, Quality, or related technical field (e.g. Mechanical, Industrial, Systems Engineering)
  • 5+ years of experience in Quality Engineering, Manufacturing Quality, or Quality Assurance, preferably within a consumer goods environment.
  • Having knowledge of mechanical properties of polymers and packaging components such as aerosols, pumps, closures, bottles, and tubes.
  • Robust knowledge of injection molding, EBM (extrusion blow molding), ISBM (injection stretch blow molding) technologies and their capabilities.
  • Honest, direct, and able to articulate and defend technical recommendations and decisions as well as communicate clearly with cross functional teams.
  • Experience in Tolerance and Stack Analysis of new product and package designs
  • Experience using Statistical Analytic tools in manufacturing and making data-driven decisions.
  • Experience with 3D CAD software (SolidWorks preferred) is a strong plus.
  • Familiar with programs and programming of LabVIEW, MatLab, MiniTab or similar.

Here's who you'll work with

  • Reporting to the Senior Director of Quality 
  • Working on the Global Quality team, which is part of the Harry's, Flamingo, Lume, and Mando Supply Chain team
  • Working closely with Program Management, Product Design Engineering, Package Engineering, Design, and Global Supply. You will also work closely with our Asia Pacific Office team and our suppliers around the world. 
  • Externally, you will work with printing and decorating suppliers, contract manufacturing and filling sites, and component suppliers around the world.

Benefits and perks

  • Medical, dental, and vision coverage
  • 401k match
  • Equity in Mammoth Brands 
  • Flexible time off and working hours
  • L&D stipend
  • 4 weeks sabbatical after 5 years, 6 weeks after 10 years, and 8 weeks after 15 years 
  • 20 fully paid weeks off for parents who give birth, or 16 fully paid weeks off for all other paths to parenthood
  • Fun IRL and virtual events including happy hours, team building events, and parties on our rooftop
  • Free products from our family of brands

The Mammoth Brands' working model is in-office Tuesday, Wednesday, and Thursday. Our beautiful 70,000 square foot SoHo office is decked out with bagels on Wednesdays and lunch on Thursdays, and fully stocked kitchens with snacks, coffee, and drinks everyday.  Can't forget the free products and the opportunity to have some meetings without Zoom!

We can't quantify all of the intangible things we think you'll love about working at Mammoth Brands, like the exciting challenges we tackle, the smart and humble team you'll get to work with, and our supportive and inclusive culture. That said, our salary ranges are based on paying competitively for our size and industry, and are one part of our total rewards package, which also includes a comprehensive set of benefits and our equity program. The base salary hiring range for this position is $132,000-$160,000, but the final compensation offer will ultimately be based on the candidate's location, skill level and experience.