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Polymer Science Engineer Jobs in Connecticut (NOW HIRING)

Syensqo

Research Scientist

Stamford, CT · On-site

$85K - $140K/yr

S. degree in chemistry, polymer science & engineering, or relevant science or engineering field, advanced degree preferred * Minimum of 2+ years of relevant work experience in technical area

Syensqo

Research Scientist

Stamford, CT

$85K - $140K/yr

S. degree in chemistry, polymer science & engineering, or relevant science or engineering field, advanced degree preferred * Minimum of 2+ years of relevant work experience in technical area

Becton, Dickinson and Company

Bachelor's degree in Mechanical Engineering, Materials Science, Polymer Engineering, or a related technical field. Master's or Ph.D. preferred. * 10+ years of progressive experience in injection ...

Medtronic

R-D Engineer II

North Haven, CT · On-site

Surgical Innovations Our teams work on advancing the science and practice of surgery through ... Polymer development and manufacturing * Fiber extrusion * Textile manufacturing * Material ...

Medtronic

R-D Engineer II

North Haven, CT

Surgical Innovations Our teams work on advancing the science and practice of surgery through ... Polymer development and manufacturing * Fiber extrusion * Textile manufacturing * Material ...

Henkel

Patent Counsel

Rocky Hill, CT · On-site

$150K - $180K/yr

Degree in chemistry, chemical engineering, materials science, polymer science, or a related field. * Experience drafting and prosecuting chemical, materials, manufacturing-process, or related patent ...

New

Henkel

Principal Epoxy Chemist

Rocky Hill, CT · On-site

$130K - $160K/yr

Master's or PhD degree in Chemistry, Chemical Engineering, Polymer Science, Materials Science, or related field preferred * B.S. degree and 10+ years of successful product development experience may ...

Medtronic

Sr Product Engineer

North Haven, CT · On-site

Polymer development and manufacturing * Fiber extrusion * Textile manufacturing * Material ... Ability to apply statistical methods and science-based decisions to design experiments and ...

Medtronic

Sr Product Engineer

North Haven, CT · On-site

Polymer development and manufacturing * Fiber extrusion * Textile manufacturing * Material ... Ability to apply statistical methods and science-based decisions to design experiments and ...

Winchester Interconnect

Applications Engineer

CT · On-site

$90K - $115K/yr

A Bachelor of Science degree in Engineering (Electrical, Mechanical, Chemical, Industrial ... Support polymer extrusion (PVC, TPE, TPU, Nylon, Polyurethane, Fluoropolymers, XLPE) on 4/0 to 44 ...

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All JobsPolymer Science Engineer JobsPolymer Science Engineer Jobs in Connecticut

Polymer Science Engineer information

See Connecticut salary details

$48K

$85K

$147.4K

How much do polymer science engineer jobs pay per year?

As of Aug 9, 2026, the average yearly pay for polymer science engineer in Connecticut is $84,978.00, according to ZipRecruiter salary data. Most workers in this role earn between $66,600.00 and $109,400.00 per year, depending on experience, location, and employer.

What are common challenges faced by polymer science engineers when transitioning from research to large-scale manufacturing?

Polymer Science Engineers often encounter challenges when scaling up from laboratory research to full-scale manufacturing, including maintaining polymer quality, consistency, and performance at higher production volumes. Controlling variables such as temperature, pressure, and raw material purity becomes more complex, and unforeseen issues like equipment limitations or batch variability can arise. Collaboration with process engineers, quality control teams, and production managers is essential to troubleshoot problems and optimize processes for commercial success.

What are the key skills and qualifications needed to thrive as a polymer science engineer?

To thrive as a Polymer Science Engineer, you need a solid background in chemistry, materials science, and polymer processing, typically supported by a relevant bachelor’s or master’s degree. Familiarity with analytical instruments such as FTIR, DSC, SEM, and experience using lab information management systems or simulation software is often required. Strong problem-solving abilities, attention to detail, and effective communication skills help you collaborate on interdisciplinary teams and present findings clearly. These competencies are essential to develop innovative polymer materials, ensure product quality, and drive advancements in diverse industries.

What is a polymer science engineer?

Polymer Science Engineers are professionals who specialize in the study, design, and development of polymers—large molecules made up of repeating subunits, commonly known as plastics and rubbers. They work on creating new materials or improving existing ones for use in industries such as automotive, aerospace, electronics, healthcare, and packaging. Their work involves understanding the chemical and physical properties of polymers, processing techniques, and how these materials behave in different environments. They also collaborate with other engineers and scientists to develop innovative products and solutions using polymer materials.

What is the difference between Polymer Science Engineer vs Materials Scientist?

AspectPolymer Science EngineerMaterials Scientist
Required CredentialsBachelor's or Master's in Polymer Science, Chemical Engineering, or Materials ScienceBachelor's or Master's in Materials Science, Chemistry, or Physics
Work EnvironmentResearch labs, manufacturing facilities, R&D departmentsResearch labs, industrial settings, academia
Industry UsagePlastic, rubber, polymer manufacturing companiesBroad industries including metals, ceramics, polymers

Polymer Science Engineers focus specifically on the development and processing of polymers and plastics, often working in manufacturing and R&D for plastics industries. Materials Scientists have a broader scope, working with various materials like metals, ceramics, and polymers across multiple industries. While both roles require similar educational backgrounds, Polymer Science Engineers specialize in polymers, whereas Materials Scientists have a wider material expertise.

What are popular job titles related to Polymer Science Engineer jobs in Connecticut? For Polymer Science Engineer jobs in Connecticut, the most frequently searched job titles are:
What job categories do people searching Polymer Science Engineer jobs in Connecticut look for? The top searched job categories for Polymer Science Engineer jobs in Connecticut are:
Polymer Science Engineer jobs near you
Infographic showing various Polymer Science Engineer job openings in Connecticut as of August 2026, with employment types broken down into 1% Internship, 1% As Needed, 72% Full Time, 23% Part Time, and 3% Contract. Highlights an 76% Physical, 3% Hybrid, and 21% Remote job distribution, with an average salary of $84,978 per year, or $40.9 per hour.

Polymer Additives Sr. Application Scientist

Syensqo

Stamford, CT • On-site

Full-time

Posted 7 days ago

Syensqo rating

8.6

Company rating: 8.6 out of 10

Based on 25 frontline employees who took The Breakroom Quiz

16th of 100 rated chemical manufacturers

Job description

Syensqo is all about chemistry. We're not just referring to chemical reactions here, but also to the magic that occurs when the brightest minds get to work together. This is where our true strength lies. In you. In your future colleagues and in all your differences. And of course, in your ideas to improve lives while preserving our planet's beauty for the generations to come.
We are looking for:
The Polymer Sr. Additives Application Scientist (Polyolefin Stabilization & Formulations) will provide technical application leadership to develop, validate, and support polymer additive solutions for polyolefins, with deep expertise in functional additives and formulation development. Also the purpose of the role is to generate high-quality application data, translate customer needs into robust formulations, and support commercial growth across key segments including automotive, agriculture, building & construction, wire & cable, durable goods, and molding applications.
We count on you for:
Application & Formulation Development
  • Design and optimize polyolefin stabilization packages (UV stabilizers, UV absorbers and antioxidants) for PP/PE and related resin systems.
  • Able to formulate with complementary additives (e.g., pigments, flame retardants, slip/antiblock agents, fillers) to meet performance and regulatory requirements for targeted applications.
  • Build "Cause and Effect" understanding linking additive chemistry, processing history, and end-use performance.

Polymer Processing & Sample Preparation
  • Plan and execute polymer processing trials using extrusion (single/twin-screw), injection molding, compression molding, and related compounding/conversion methods.
  • Define processing windows and assess effects of shear/temperature/oxygen exposure on stabilization performance (melt stability, color, odor, die build-up, etc.).

Testing, Characterization & Data Generation
  • Lead accelerated weathering and durability evaluations (e.g., UV exposure, thermal aging), including test plan definition, controls, and interpretation.
  • Conduct, analyze, and interpret test results. (e.g., MFR/MFI, DSC/OIT, TGA, tensile/impact/flexural, hardness, color/ΔE, gloss, haze, density; as relevant).
  • Develop statistically sound application datasets and technical documentation to support product positioning, claims, and customer trials.

Technical Support & Troubleshooting
  • Provide expert technical support to internal teams and customers: troubleshoot formulation, processing, and performance issues; propose corrective actions and validate solutions.
  • Troubleshoot and maintain key lab/testing instruments; coordinate repairs/calibration with vendors and internal resources as needed.

Cross-Functional Collaboration
  • Partner with R&D, Product Management, Sales, Manufacturing, Quality, Regulatory, and Supply Chain to align on priorities, launch readiness, and customer support.
  • Contribute to innovation pipelines by identifying unmet needs and proposing new additive concepts, test methods, or application platforms.

External Visibility & Knowledge Sharing
  • Prepare and deliver technical presentations at customer meetings and industry conferences; contribute to papers/posters where appropriate.
  • Capture competitive intelligence and market trends; share learnings internally to improve products and messaging.

You can count on us for:
  • We offer the opportunity to join an exciting growth company
  • A full range of benefits as expected of a successful company
  • Opportunities for growth and learning
  • Encouraging a diverse and inclusive workplace culture that values and respects individual differences and backgrounds

You will bring:
  • PhD or MSc in Polymer Science, Chemistry, Chemical Engineering, Materials Science, or related field (or equivalent experience).
  • 10+ years of experience in polymer additives application development, with strong focus on polyolefin stabilization and formulations.
  • Demonstrated expertise in UV stabilizers/HALS, UV absorbers, antioxidants, including interactions and performance trade-offs (process vs. long-term stability).
  • Solid knowledge of polyolefin end-use requirements in automotive, agriculture, building & construction, wire & cable, durable goods, and molding applications.
  • Hands-on experience with polymer processing: extrusion, injection molding, compression molding (compounding/conversion experience strongly preferred).
  • Experience with accelerated weathering and durability testing and interpreting failure modes.
  • Competency in polymer characterization and physical testing; ability to design test plans and draw clear, defensible conclusions.
  • Familiarity with additional additives: pigments, flame retardants, slip/antiblock agents, processing aids, etc.
  • Strong communication skills: clear technical writing, data storytelling, and conference-level presentation capability.

Preferred Qualifications
  • Experience with customer trial support and stage-gate development projects.
  • Knowledge of relevant standards/methods (e.g., ISO/ASTM; weathering standards and durability requirements).
  • Experience in instrument troubleshooting, method development, and lab safety/quality practices.

Key Competencies
  • Experimental design and data rigor; practical problem-solving mindset
  • Customer-oriented technical leadership and collaboration across functions
  • Ability to translate chemistry into application performance and value propositions
  • Strong organization and prioritization across multiple projects

You will get:
  • Competitive salary and benefits package
  • The U.S. annual base salary range reasonably expected to be paid for this new hire is: $112,000 to $140,000. Actual compensation will be determined based on a variety of factors unique to each candidate, such as skills, experience, qualifications, etc. and can ultimately be more or less than the posted salary range. Total compensation for this role also includes bonus and/or other incentives.
  • 16, or more, weeks of maternity/paternity and co-parenting leave, according to local regulations
  • Training platform for all employees
  • Free well-being sessions (physical and psychological)

About Us:
  • Syensqo is a science company developing groundbreaking solutions that enhance the way we live, work, travel and play. Inspired by the scientific councils which Ernest Solvay initiated in 1911, we bring great minds together to push the limits of science and innovation for the benefit of our customers, with a diverse, global team of more than 13,000 associates. Our solutions contribute to safer, cleaner, and more sustainable products found in homes, food and consumer goods, planes, cars, batteries, smart devices and health care applications. Our innovation power enables us to deliver on the ambition of a circular economy and explore breakthrough technologies that advance humanity.
  • At Syensqo, we seek to promote unity and not uniformity. We value the diversity that individuals bring and we invite you to consider a future with us, regardless of background, age, gender, national origin, ethnicity, religion, sexual orientation, ability or identity. We encourage individuals who may require any assistance or accommodations to let us know to ensure a seamless application experience. We are here to support you throughout the application journey and want to ensure all candidates are treated equally. If you are unsure whether you meet all the criteria or qualifications listed in the job description, we still encourage you to apply.
  • Syensqo is an equal opportunity employer. We evaluate qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, veteran status, or any other legally protected characteristics.

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