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Senior Plastics Engineer Jobs (NOW HIRING)

Midland-Marvel Recruiters

Plastics Engineer

Austin, TX

$140K - $160K/yr

Multi-billion company has an excellent opportunity available for a Sr. Plastics Engineer. Responsibilities: Process improvement, troubleshooting, OEE, material utilization, root cause analysis, Lean ...

GE Appliances

Senior Plastics Process Engineer

Decatur, AL · On-site

$97K - $126K/yr

Join our team as a Senior Plastics Process Engineer and lead the development, optimization, and standardization of molding processes that improve safety, quality, delivery, and cost performance. In ...

GE Appliances

Senior Plastics Process Engineer

Decatur, AL · On-site

$95 - $130/hr

Join our team as a Senior Plastics Process Engineer and lead the development, optimization, and standardization of molding processes that improve safety, quality, delivery, and cost performance. In ...

Plastic Molding Mfg, Inc.

Plastics Engineer

Hudson, MA · On-site

$110K - $130K/yr

Plastics Engineer (Plastic Injection Molding) * Location: Hudson, MA (on-site) * Schedule: Monday ... This is a senior, high-impact position where you will own complex projects from concept through ...

GE Appliances

Senior Plastics Process Engineer

Decatur, AL · On-site

$97K - $126K/yr

Join our team as a Senior Plastics Process Engineer and lead the development, optimization, and standardization of molding processes that improve safety, quality, delivery, and cost performance. In ...

ConMet

Senior Plastics Tooling Engineer

Canton, NC · On-site

ConMet - Canton location is looking for a Sr. Plastics Tooling Enginer to manage the design, development, release, repair, and continuous improvement of injection molding tooling to ensure safe, cost ...

ConMet

Senior Plastics Tooling Engineer

Canton, NC · On-site

ConMet - Canton location is looking for a Sr. Plastics Tooling Enginer to manage the design, development, release, repair, and continuous improvement of injection molding tooling to ensure safe, cost ...

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Senior Plastics Engineer information

See salary details

$59.5K

$126.6K

$183.5K

How much do senior plastics engineer jobs pay per year?

As of Aug 23, 2026, the average yearly pay for senior plastics engineer in the United States is $126,557.00, according to ZipRecruiter salary data. Most workers in this role earn between $104,500.00 and $143,500.00 per year, depending on experience, location, and employer.

What does a senior plastics engineer do?

A Senior Plastics Engineer specializes in the design, development, and optimization of plastic materials and products. They oversee the selection of appropriate polymers, manage manufacturing processes such as injection molding or extrusion, and ensure that products meet quality and performance standards. These professionals also lead research and development projects, troubleshoot production issues, and collaborate with cross-functional teams to bring innovative plastic solutions to market.

What are the key skills and qualifications needed to thrive as a senior plastics engineer?

To thrive as a Senior Plastics Engineer, you need expertise in polymer science, materials engineering, and process optimization, typically supported by a relevant engineering degree and several years of experience in plastics manufacturing. Proficiency with CAD software, simulation tools, and knowledge of industry standards such as ASTM or ISO is crucial. Strong problem-solving skills, project management abilities, and effective communication set top candidates apart. These skills ensure the development of high-quality plastic products, efficient manufacturing processes, and successful cross-functional collaboration.

What are some typical challenges a senior plastics engineer faces when bringing a new product from concept to production?

A Senior Plastics Engineer often encounters challenges such as selecting the appropriate polymer material to balance performance and cost, designing for manufacturability, and troubleshooting issues like warping or sink marks during molding. Coordinating closely with design, manufacturing, and quality teams is essential to ensure that prototypes meet specifications and can be efficiently scaled to production. Additionally, staying updated on regulatory requirements and sustainability practices is crucial, as these can impact material selection and processing methods.

What is the difference between Senior Plastics Engineer vs Plastics Process Engineer?

AspectSenior Plastics EngineerPlastics Process Engineer
CredentialsBachelor's or Master's in Plastics Engineering, Chemical Engineering, or related field; experience preferredBachelor's in Plastics Engineering, Chemical Engineering, or related field; entry to mid-level experience
Work EnvironmentDesign, development, and oversight of plastic products and processes in manufacturing settingsFocus on optimizing plastic processing techniques and machinery in production facilities
Industry UsageUsed across plastics manufacturing, automotive, packaging, and consumer goods industriesPrimarily in manufacturing plants and process optimization roles within plastics companies

The main difference is that Senior Plastics Engineers typically have more experience and responsibilities in designing and overseeing plastic products, while Plastics Process Engineers focus on improving manufacturing processes and machinery. Both roles require similar educational backgrounds and are vital in plastics manufacturing industries.

More about Senior Plastics Engineer jobs

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What are the most commonly searched types of Plastics Engineer jobs?

The most popular types of Plastics Engineer jobs are:

What states have the most Senior Plastics Engineer jobs?

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Senior Plastics Engineer jobs near you
Infographic showing various Senior Plastics Engineer job openings in the United States as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $126,557 per year, or $60.8 per hour.

Plastics Engineer

Midland-Marvel Recruiters

Austin, TX

$140K - $160K/yr

Full-time

Re-posted 10 days ago

Job description

Multi-billion company has an excellent opportunity available for a Sr. Plastics Engineer. Responsibilities: Process improvement, troubleshooting, OEE, material utilization, root cause analysis, Lean Six Sigma, Continuous Improvement, machine trials, and training. Requirements: BS Degree in Plastics Engineering, Polymer Engineering, Chemical Engineering, or a related technical field is requirement. At least 7 years of Plastics Engineering and / Process Engineering is a must. Experience in plastics extrusion, stretch film, blown film, cast film, or Bopp / Opp film is a must. Experience in polyethylene, polypropylene, HDPE, LLDPE, LDPE, thermoplastics or polyolefins would be a plus.