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Plastics Engineer Jobs in Indiana (NOW HIRING)

Senior Mechanical Engineer

Madison, IN

$95K - $126K/yr

Coordinating/reviewing simulations including static and vibration FEA, thermal FEA/CFD, and plastic part MFA. * Senior Mechanical Engineer will ensuring designs meet all thermal, vibration, corrosion ...

Senior Mechanical Engineer

Madison, IN · On-site

$95K - $126K/yr

Coordinating/reviewing simulations including static and vibration FEA, thermal FEA/CFD, and plastic part MFA. * Senior Mechanical Engineer will ensuring designs meet all thermal, vibration, corrosion ...

Responsible for plastic part engineering according to the specifications in order to meet the requirement of quality, cost and delivery time for local and global platforms (worldwide coordination of ...

Responsible for plastic part engineering according to the specifications in order to meet the requirement of quality, cost and delivery time for local and global platforms (worldwide coordination of ...

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... plastics products for automotive and industrial applications built upon 50 years of stellar customer design and engineering support from concept through prototype into final production of rubber and ...

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... and engineering support from concept through prototype into final production of rubber and plastic components in Northeast Indiana. We are privately owned and an industry leader. BRC Rubber ...

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Design Engineer

Fort Wayne, IN · On-site

$70K - $95K/yr

Must have plastics design experience, specifically injection molding. * Must be proficient in at ... engineering for the most demanding industrial applications.

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... plastics products for automotive and industrial applications built upon 50 years of stellar customer design and engineering support from concept through prototype into final production of rubber and ...

Maintenance Tech

Mishawaka, IN · On-site

$23 - $30/hr

MAKS Plastics, LLC is a rotational molding plastic component supplier for the RV, Marine and Custom ... Participate in plant safety, health, and environmental programming. * Learn and retain skills and ...

Plant Manager MAKS Plastics, LLC is a rotational molding plastic component supplier for the RV ... Participate in plant safety, health, and environmental programming. * Learn and retain skills and ...

Plant Manager MAKS Plastics, LLC is a rotational molding plastic component supplier for the RV ... Participate in plant safety, health, and environmental programming. * Learn and retain skills and ...

Maintenance Tech

Mishawaka, IN · On-site

$20 - $30/hr

Plant Manager MAKS Plastics, LLC is a rotational molding plastic component supplier for the RV ... Participate in plant safety, health, and environmental programming. * Learn and retain skills and ...

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Plastics Engineer information

See Indiana salary details

$34.7K

$62.1K

$103.2K

How much do plastics engineer jobs pay per year?

As of Jul 20, 2026, the average yearly pay for plastics engineer in Indiana is $62,104.00, according to ZipRecruiter salary data. Most workers in this role earn between $46,200.00 and $75,600.00 per year, depending on experience, location, and employer.

What are some common challenges faced by Plastics Engineers in managing material selection for new products?

Plastics Engineers often encounter challenges when selecting materials for new products, as they must balance performance requirements, cost constraints, manufacturability, and environmental impacts. Navigating the vast array of plastic resins and additives requires a deep understanding of how different materials behave under various conditions. Additionally, engineers must collaborate closely with design, manufacturing, and quality teams to ensure chosen materials meet industry standards and customer expectations. Staying updated with advances in sustainable plastics and recycling technologies is also increasingly important in this role.

What are the key skills and qualifications needed to thrive as a Plastics Engineer, and why are they important?

To thrive as a Plastics Engineer, you need a solid background in polymer science, materials engineering, and manufacturing processes, typically supported by a relevant engineering degree. Familiarity with CAD software, simulation tools, and industry standards such as ASTM or ISO, as well as certifications like Six Sigma, are often required. Strong problem-solving abilities, attention to detail, and effective communication are essential soft skills in this role. These skills ensure the development of high-quality, cost-effective plastic products and successful collaboration with cross-functional teams.

What do Plastics Engineers do?

Plastics Engineers are professionals who design, develop, and manufacture products made from plastic materials. They work on selecting appropriate plastics, developing new materials, and optimizing manufacturing processes to produce durable, efficient, and cost-effective products. Their responsibilities often include testing materials, troubleshooting production issues, and ensuring products meet safety and quality standards. Plastics Engineers play a key role in industries such as automotive, packaging, medical devices, and consumer goods.

What is the difference between Plastics Engineer vs Materials Scientist?

AspectPlastics EngineerMaterials Scientist
Required CredentialsBachelor's in Plastics Engineering, Chemical Engineering, or Materials ScienceBachelor's or higher in Materials Science, Chemistry, or Physics
Work EnvironmentManufacturing plants, R&D labs, product design facilitiesResearch labs, academic institutions, industrial R&D
Industry UsagePlastic product manufacturing, packaging, automotive, consumer goodsMaterial development, research, quality testing across industries

Plastics Engineers focus on designing, developing, and testing plastic products and processes, often working directly in manufacturing settings. Materials Scientists conduct research on materials' properties and develop new materials, typically in research or academic environments. While both roles require a background in materials, Plastics Engineers are more application-oriented, whereas Materials Scientists focus on fundamental research.

What Is a Plastics Engineer?

As a plastics engineer, you design and develop products and goods made with plastic material. You find ways to improve the manufacturing process, lower the cost of manufacturing, design molding for plastic products, establish parameters and specifications for new designs, and collaborate with plastics engineers and other colleagues. The qualifications for a career as a plastics engineer are a bachelor’s degree in engineering technology or plastics engineering and a professional engineering (PE) license. You need an understanding of the properties of plastics and strong math skills to get jobs in plastics engineering.

What are the most commonly searched types of Plastics Engineer jobs in Indiana? The most popular types of Plastics Engineer jobs in Indiana are:
What job categories do people searching Plastics Engineer jobs in Indiana look for? The top searched job categories for Plastics Engineer jobs in Indiana are:
What cities in Indiana are hiring for Plastics Engineer jobs? Cities in Indiana with the most Plastics Engineer job openings:
What are popular job titles related to Plastics Engineer jobs in IN? For Plastics Engineer jobs in IN, the most frequently searched job titles are:
Infographic showing various Plastics Engineer job openings in Indiana as of July 2026, with employment types broken down into 94% Full Time, and 6% Contract. Highlights an 100% In-person job distribution, with an average salary of $62,104 per year, or $29.9 per hour.

$95K - $126K/yr

Other

Re-posted 13 days ago


Job description

Business Title:                                             Senior Mechanical Engineer

Reports to:                                                  Senior Engineering Manager

Leadership Scope:                                       Individual Contributor

Company Info:               With a heritage of nearly 120 years, we aren’t just a company; we are a brand of trust.  But more than anything, we are a collection of individuals who, together, give Grote Industries a decisive competitive advantage. At Grote, our shared vision is clear – to meet the needs of the customers we serve. We accomplish that mission every day by following a set of core values that makes us who we are.

Innovation has been the hallmark of Grote Industries from the start. From durable, easy to see stop lights to the latest in LED lighting technology, Grote has been leading the way in advanced vehicle system solutions from early in the last century right up to today. With these innovations, Grote has helped millions of people throughout North America and the world benefit from the innovation and design excellence of Grote products.

Position Summary:        The Senior Mechanical Engineer is responsible for the design, development, validation, and support of automotive headlamp and signal lamp systems for OEM customers in the heavy-duty market. This role leads mechanical design activities, supports cross-functional teams, and ensures products meet regulatory, customer, performance, durability, quality, manufacturing, and cost requirements while mentoring less-experienced engineers.

Position Duties:       

  • The Senior Mechanical Engineer will be working with project team members to understand/develop requirements and to develop new or improved lamp concepts/designs satisfying regulatory and customer performance, durability, and quality requirements along with meeting internal manufacturing process requirements and cost targets.
  • Senior Mechanical Engineer will developing the design of mechanical systems and components for lamps and directing/reviewing the development of the CAD models of all components and assemblies including molded plastic lenses, housings, brackets, and bezels, die cast and stamped heatsinks, fasteners, etc.
  • Senior Mechanical Engineer will leading the development of drawings for all components and assemblies ensuring the proper use of GD&T and linear dimensioning/tolerancing as appropriate, that all critical features are defined, that all relevant specifications are noted, completeness and accuracy, etc.
  • Performing tolerance stack-up analysis using statistical methods as appropriate
  • Coordinating/reviewing simulations including static and vibration FEA, thermal FEA/CFD, and plastic part MFA.
  • Senior Mechanical Engineer will ensuring designs meet all thermal, vibration, corrosion, impact, chemical, abrasion, and other mechanical requirements.
  • Performing and/or coordinating testing of lamps and components to ensure the product meets all requirements.
  • Developing/improving and documenting design, simulation, and testing standards related to all aspects of lamp mechanical design.
  • Researching, interpreting, and applying relevant regulatory requirements and industry standards including FMVSS 108, UN Regulations (R148–R150), SAE Lighting Systems Group standards, and those from ASTM, ANSI, ISO, etc.
  • Senior Mechanical Engineer will working with the Manufacturing and Quality teams to troubleshoot and resolve issues related to manufacturing processes and quality controls.
  • Working with the Purchasing team in the sourcing of purchased components and validation of suppliers and ensuring that purchased components are properly designed/spec’d to conform to industry standards, minimize cost, and maximize supply chain flexibility.
  • Working with the Sales team in the quoting of new or revised business and customer management including the estimation of part and capital costs.
  • Mentoring other engineers and team members in all aspects, and optical aspects in particular, of lamp quoting, design, manufacturing, validation, etc.

Requirements:              The Senior Mechanical Engineering candidate will have a Bachelor’s degree or higher in Mechanical Engineering or a related technical field and extensive (3-5+ years) mechanical engineering design experience in automotive headlamps and/or signal lamps including familiarity with relevant optical and/or electrical engineering design principles, along with experience with the manufacturing processes relevant to automotive lighting, such as injection molding, plastic part assembly, coatings, etc.  Good documentation, communication, and teamwork are essential.  Specific relevant skills/experience are listed below:

  • Injection molded plastic part design including a thorough understanding of injection mold tooling and plastic part assembly and a range of plastic materials including PC, PMMA, ABS, ASA, nylon, and PP including fillers.
  • Heatsink design, specifically utilizing die cast or stamped aluminum or injection molded thermally conductive plastics
  • Creo CAD experience is optimal, followed by Catia or NX and then other systems
  • Performing and/or coordinating/reviewing the listed simulations/analyses utilizing the listed or similar software:
    • Vibration/Static/Thermal FEA utilizing Ansys Mechanical
    • Thermal CFD utilizing FloEFD
    • Mold flow analysis utilizing MoldEx, followed by AutoDesk MoldFlow
    • Part measurement and dimensional analysis utilizing PolyWorks
  • Advanced GD&T application
  • Tolerance stack-up analysis
  • Research, review, interpretation, and application of relevant regulatory requirements and industry standards, specifically in relation to FMVSS 108, UN Regulations (R148-R150), and the SAE Lighting Systems Group