
Senior Scientist
Stamford, CTFull-time$98–140K/yrSeen 5 days agoSeen in employer's feed 5 days ago
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At a glance
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Job overview
Syensqo is seeking a Senior Scientist for its Polymer Additives team to develop and commercialize new products, investigate additive formulations, and analyze performance data. The role leads cross-functional projects through the stage-gate process, contributes hands-on in laboratory operations, and engages with customers and industry audiences. The position requires substantial relevant technical experience and chemistry and polymer expertise; advanced degrees, polymer formulation and processing experience, and AI or machine-learning knowledge are preferred or a plus.
Skills & qualifications
Skills
Qualifications
Benefits
Full job description
Job ID
35129
Senior Scientist
Regular
Stamford - CT, United States of America (https://www.google.com/maps/place/Stamford - CT,United States of America)
Important EEO information related to openings in the US
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. Click here (https://www.eeoc.gov/sites/default/files/2023-06/22-088\_EEOC\_KnowYourRights6.12.pdf) to access the Know Your Rights poster.
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.
Role and Responsibilities
We are seeking a motivated, detail-oriented and innovative Senior Scientist to join our Polymer Additives team.
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Hands-on technical lead on new NPI (New Product Introduction) product development meeting targeted technical performance
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Lead cross-functional project teams to develop and commercialize new NPI products into core and adjacent markets as Project Leader following the stage-gate process
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Investigate and develop new additive formulations providing leading edge performance
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Develop and analyze data, drawing sound conclusions and uncovering unexpected performance benefits
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Hands-on participation in lab operations including polymer processing, data acquisition, data summary, data analysis, preparation of presentations and reports
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Document, maintain and update laboratory project database
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Identify IP potential for new technologies and file patent application as appropriate
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Prepare and present presentation on new products at conferences
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Write company reports and monthly reports
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Develop high level of industry knowledge in all core market segments: e.g. building & construction, molding, agriculture, automotive, etc.
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Engage in innovation dialogue with key customers
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Maintain calibration and maintenance schedule for designated PA laboratory equipment
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Adhere to all applicable safety regulations, company policies, and established procedures to maintain a safe and compliant work environment.
Experience and Skills
You will bring:
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Minimum B.S. degree in chemistry, polymer science & engineering, or relevant science or engineering field, advanced degree preferred
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Minimum of 10 years of relevant technical work experience with a bachelor’s degree, or a minimum of 5 years of relevant technical work experience with an advanced degree.
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Proven chemistry and application knowledge of most additives used in polymers, especially for light and heat stabilization
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Polymer formulation and polymer processing experience preferred
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Polymer Processing: extrusion, injection molding, rotomolding, etc.
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Polymer Testing: MFI, color, gloss, physical properties, etc.
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Testing Protocols: artificial weathering, thermal aging, etc.
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Knowledge of polyolefin chemistry, production processes, properties, fabrication processes, and their use preferred
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Practical knowledge and experience in intellectual Properties (IP)
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Demonstrated Project Leadership skills in leading cross-functional project teams from product development to commercialization following the stage-gate (NPI) process
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Strong track record of success in developing and launching new products
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Understanding of application of AI / Machine Learning tools to new product and process development is a strong plus.
Skills and competencies:
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Project leadership skills
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Organic chemistry
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Polymer science and engineering
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Data analysis: This role requires special insightful analysis of data
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Analytical data interpretation: TGA/DSC, SEM, HPLC/GC, FTIR, UV-Vis, etc.
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Excellent problem solving and troubleshooting skills
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Excellent communication and presentation skills
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Ability to bring new ideas and concepts to a project
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Ability to engage in innovation dialogues with customers
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Work well in a team setting
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High level of creativity and curiosity
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Proactive, collaborative, entrepreneurial, dynamic, flexible, and able to multitask
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Highly motivated with self-driven learning capacit
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Customer focus - dedicated and sensitive to the customer needs
What We Offer
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We offer the opportunity to join an exciting growth company
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A full range of benefits as expected of a successful company
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Opportunities for growth and learning
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Encouraging a diverse and inclusive workplace culture that values and respects individual differences and backgrounds
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Long-lasting excellent customer relations, self-dependent working, and a variety of tasks in one of the world’s leading chemical companies.
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Competitive salary and benefits
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The U.S. base salary range reasonably expected to be paid for this position is $98,000.00 to $140,000.00 per year. Since actual compensation packages are based on a variety of factors unique to each candidate we may ultimately pay more or less than the posted base salary range. Total compensation for this role also includes bonus and/or other incentives.
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16, or more, weeks of maternity/paternity and co-parenting leave, according to local regulations
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Training platform for all employees
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Free well-being sessions (physical and psychological)
About us
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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.
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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.
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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. #LI-RC1 #Onsite #Senior
How this job compares
Set against the 2,003 open Scientist jobs on Olive Jobs, counted October 27, 2026.
- Pay
- This posting$98–140K/yr
- Connecticut median$98–160K/yr21 salary ranges
- US median$101–160K/yr1,064 salary ranges
This range's midpoint, $119K, is 5% below the Connecticut median midpoint ($126K) — in the middle half of Scientist salary ranges in Connecticut.
- Openings
- Olive Jobs lists 32 open Scientist jobs in Connecticut and 2,003 across the US. Under 1% of them nationwide are listed as remote or flexible.
- Hiring the most in Connecticut
- Boehringer Ingelheim11 open
- Parexel5 open
- Eurofins US Network3 open
- Experience
- This posting asks for at least 5 years of experience; Scientist postings that state a minimum ask for 3 years at the median (1,419 postings).
- Education
- 1,220 of the 2,003 open Scientist jobs (61%) ask for a bachelor's degree or higher.
Counted across the open, public US postings on Olive Jobs on October 27, 2026. Pay medians are the middle values of the low ends and of the high ends of postings that list both ends of a range in the same cadence (a yearly salary or an hourly rate); a range's midpoint is halfway between its ends. Pay and experience figures resting on fewer than 20 postings are left out.
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