Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

R&D Scientist - Polymer & Surface Chemistry

Sepax Technologies, Inc.

Job Description

Job Description

Join Sepax Technologies and help develop the next generation of chromatography materials.

We are seeking an R&D Scientist with expertise in polymer chemistry, materials chemistry, and/or surface modification to contribute to the development of advanced separation materials and HPLC products.

This is a hands-on research position for a scientist who enjoys designing experiments, synthesizing and modifying materials, solving complex chemistry problems, and translating laboratory research into real-world separation technologies.

The successful candidate will work on projects involving polymer and/or silica-based materials, surface functionalization, particle chemistry, chromatography, and separation science at our headquarters in Newark, Delaware.

Required Qualifications

  • Ph.D. in Chemistry, Polymer Chemistry, Materials Science, Chemical Engineering, or a closely related discipline .
  • Strong hands-on research experience in polymer synthesis, materials synthesis, surface chemistry, surface modification, functionalization, or related chemistry .
  • Demonstrated ability to independently design experiments, troubleshoot synthesis challenges, interpret results, and optimize experimental conditions.
  • Experience using analytical and characterization techniques to evaluate synthesized or modified materials.
  • Strong scientific documentation, data analysis, and technical communication skills.
  • Ability to work independently while collaborating effectively within a multidisciplinary R&D environment.

Highly Preferred Experience

  • Silica particle synthesis and/or silica surface modification.
  • Polymer functionalization, grafting, coating, or surface immobilization.
  • Development of porous materials or functional particles.
  • HPLC stationary-phase or chromatography-media development.
  • HPLC method development and separation science.
  • Understanding of structure-property relationships as they relate to chromatographic performance.
  • Experience taking a material or chemistry concept from initial synthesis through optimization and performance evaluation.

What You'll Work On

  • Design, synthesize, modify, and characterize advanced materials for chromatographic separations.
  • Develop and optimize surface-modification and functionalization chemistries.
  • Investigate relationships between material structure, surface chemistry, and chromatographic performance.
  • Design experiments to troubleshoot synthesis, reproducibility, and product-performance challenges.
  • Evaluate new chemistries and materials for potential use in HPLC stationary phases and separation products.
  • Collaborate with R&D, Technology, and Production teams to transition successful research concepts toward scalable products.
  • Document experimental methods, results, conclusions, and recommendations.
  • Contribute scientific ideas to new product development and continuous improvement of existing technologies.
  • File patent applications.
\nCompany Description

Sepax is a fast-growing technology company and has emerged as a leader in the biological separation industry. Sepax has been developing a wide range of intellectual properties in the areas of particle synthesis, surface modification, LC column packing, bulk media production and purification process development. Sepax Technologies, Inc. focuses on three business areas: 1) bioanalytical solutions, 2) solution-based process purification and 3) medical diagnostics. Sepax Quality Management System is ISO 9001:2015 certified. Sepax Technologies Inc. is an Equal Opportunity Employer.

Sepax is an Equal Opportunity Employer.

At Sepax, scientists have the opportunity to work directly on technologies that become real-world separation products. Our expertise spans particle synthesis, surface modification, chromatography media, LC column technology, and purification development.

As a member of our R&D team, you'll work in a hands-on environment where scientific ideas can move from experimental concept through development and ultimately into products used by customers in the life science and biopharmaceutical industries.

Company Description

Sepax is a fast-growing technology company and has emerged as a leader in the biological separation industry. Sepax has been developing a wide range of intellectual properties in the areas of particle synthesis, surface modification, LC column packing, bulk media production and purification process development. Sepax Technologies, Inc. focuses on three business areas: 1) bioanalytical solutions, 2) solution-based process purification and 3) medical diagnostics. Sepax Quality Management System is ISO 9001:2015 certified. Sepax Technologies Inc. is an Equal Opportunity Employer.\n\nSepax is an Equal Opportunity Employer.\n\nAt Sepax, scientists have the opportunity to work directly on technologies that become real-world separation products. Our expertise spans particle synthesis, surface modification, chromatography media, LC column technology, and purification development.\n\nAs a member of our R&D team, you'll work in a hands-on environment where scientific ideas can move from experimental concept through development and ultimately into products used by customers in the life science and biopharmaceutical industries.

Vacancy posted 3 days ago
Similar jobs that could be interesting for youBased on the R&D Scientist - Polymer & Surface Chemistry in Newark, NJ vacancy
  •  ...Description Job Description Title: Senior R&D Chemist Department: Research &...  ..., coating, sealant, encapsulating, and polymer systems. This role supports customer-driven...  ...Qualifications Bachelor's degree in Chemistry, Polymer Science, Chemical Engineering, Organic... 
    Polymer
    Work at office

    The Chatham Group

    Newark, NJ
    3 days ago
  • $70k - $90k

     ...opportunities for professional growth! The Senior R&D Chemist is responsible for the research,...  ..., coating, sealant, encapsulating and polymer systems. This role supports customer-...  ...Qualifications: Bachelor’s degree in Chemistry, Polymer Science, Chemical Engineering, Organic... 
    Polymer

    CPS

    Newark, NJ
    5 days ago
  •  ...Description Job Title:  Senior Scientist - Reagent & Formulation...  ...candidates with experience in organic chemistry, lyophilization/freeze -...  ...reports to the Director of R&D and can be based at LaMotte's...  ...fluorescence, water analysis, polymer or coating chemistry, powder... 
    Polymer
    Full time
    Work at office
    Local area
    Shift work
    Day shift
    Afternoon shift

    LaMotte Company

    Newark, NJ
    3 days ago
  •  ...Position Overview: Reporting to the Manager of R&D, the Formulation Chemist supports the...  ...of various products including polymers, laminates, films, adhesives, coatings, and...  ...Education Requirements: Bachelor’s degree in Chemistry, Materials Science, or a related discipline... 
    Polymer
    Hourly pay

    Atrium Staffing

    Nutley, NJ
    4 days ago
  •  ...R&D Scientist The R&D Scientist will perform advanced analytical testing and evaluation of flavor and fragrance ingredients, including...  ...activities. Essential Skills Bachelor's degree in Chemistry, Chemical Engineering, or a related scientific field.... 
    Suggested

    Actalent

    Union, NJ
    14 hours ago
  • $50 - $55 per hour

     ...Job Description Job Description Job Title: R&D Scientist Job Description The R&D Scientist will perform advanced analytical testing...  ...R&D activities. Essential Skills Bachelor’s degree in Chemistry, Chemical Engineering, or a related scientific field.... 
    Contract work
    Temporary work

    Actalent

    Union, NJ
    2 days ago
  • $142.4k - $224.1k

     ...BAR&D) is seeking an Associate Principal Scientist position at the Rahway, New Jersey site....  ...Qualifications - Education : ~ Chemistry, Biochemistry, Engineering, Pharmaceutical...  ...Analytical Research and Development (R&D), Biochemistry, Biological Assay Development... 
    Full time
    For contractors
    Local area
    Relocation
    Visa sponsorship
    Flexible hours
    Shift work

    Merck & Co.

    Rahway, NJ
    3 days ago
  • $60k - $68k

     ...Reports to:  Director of Color & Innovation  Department:  R&D - Color  Responsibility Summary:  The Chemist will be responsible...  ...materials and samples. Qualifications:  ~ Bachelor’s degree in Chemistry (or Biology that has had chemistry and organic chemistry classes... 

    Englewood Lab, Inc.

    Paterson, NJ
    5 days ago
  • $85k - $105k

     ...qualifications of the applicant. Qualifications Qualifications/Experience/Education: ~ BS or MS or Ph.D degree in Chemistry, Polymer Science or Chemical Engineering or equivalent. ~2+ year's hand-on experience in polyurethane chemistry, polyurethanes... 
    Polymer
    Temporary work
    Worldwide

    Sika AG

    Lyndhurst, NJ
    4 days ago
  •  ...finished products. Perform FTIR analysis to identify and compare polymers, adhesives, coatings, films, and other product components....  ...optimization. Minimum Qualifications: Bachelor’s degree in chemistry, Materials Science, Polymer Science, or a related field. 1-2... 
    Polymer
    Flexible hours

    Lamart Corporation

    Clifton, NJ
    3 days ago
  •  ...in Florham Park/Morristown, New Jersey, invites an Analytical Chemist to join its global team. You will conduct analytical testing on R&D and production samples, develop methods, and deliver reliable results with keen data integrity. Collaborating with R&D, Manufacturing... 

    Arxada

    Florham Park, NJ
    3 days ago
  • $100k - $160k

     ...seeking a highly motivated Plasma-Materials Scientist to join our team, focusing on plasma-...  ...the research and development of plasma-surface interactions, with particular emphasis on...  ..., engineering, applied plasma physics, chemistry, or a related field. Knowledge of basic... 

    Thea Energy

    Kearny, NJ
    15 days ago
  • $85k - $105k

     ...providing technical solutions to customers. The ideal candidate will have experience in project management and a relevant degree in Chemistry or Engineering. The position offers a salary range of $85K - $105K based on qualifications and experience. #J-18808-Ljbffr Sika

    Sika

    Lyndhurst, NJ
    2 days ago
  • kdc/one seeks an experienced Chemist to prepare laboratory batches of personal care, hair care, and skin care products per issued formulations and specifications from the Formulating Team. Responsibilities include sample bench batch preparation, data analysis, and collaboration...

    kdc/one, Chemaid

    Saddle Brook, NJ
    5 days ago
  • Kinetic Brands in Passaic, NJ is seeking an Associate Chemist to join our Research and Development team. You will bridge creative vision with lab realities, developing new nail polish formulations and maintaining strict quality standards throughout the product lifecycle...

    Kinetic Brands

    Passaic, NJ
    2 days ago
  •  ...) is seeking an experienced Jr. Chemist to join its growing team in Lyndhurst, NJ. The candidate will conduct basic research into chemistry relevant to sealants and adhesives, developing new products and providing technical support to production plants and customers. Responsibilities... 

    Sika Schweiz AG (Group)

    Lyndhurst, NJ
    2 days ago
  • $80k - $110k

     .../Color Reports to: Chief Scientific Officer Department: R&D – Skincare Responsibility Summary: The Sr. Chemist is responsible...  ...duties as assigned by manager. Qualifications: BS in Chemistry or higher in a related field. Minimum of 8 years in developing... 

    Englewood Lab, Inc.

    Paterson, NJ
    24 days ago
  • $60k - $68k

     ...Description Job Description Title: Chemist  Department:  R&D - Skincare Level: Junior Level / Entry Level Responsibility...  ...quality standards. Qualifications: ~ Bachelor's degree in Chemistry (or Biology with coursework in general and organic chemistry).... 

    Englewood Lab, Inc.

    Paterson, NJ
    6 days ago
  • $85.8k - $134.06k

     ...As we create a colorful, capable and cleaner world through chemistry, we invite you to join our team to harness the power of chemistry to...  ...development to name a few. This highly visible, key role will support R&D projects within the Thermal & Specialty Solutions business with... 
    Full time
    Local area

    The Chemours Company

    Newark, NJ
    7 days ago
  • $117k - $184.2k

     ...Global Animal Health Research & Development (R&D) division is a pioneer in the discovery,...  ...a highly skilled and motivated Senior Scientist to join our R&D team.Purpose of the RoleThe...  ...Chemical Engineering, Material Science, Chemistry, PharmaceuticsRequired Experience and... 
    Full time
    For contractors
    Local area
    Flexible hours

    Merck Sharp & Dohme (MSD)

    Rahway, NJ
    3 days ago
  • $173.2k - $272.6k

     ...centric design. This role is a Principal Scientist-level technical leadership position with...  ...of release mechanisms (e.g., polymer-based depots, suspensions, microspheres,...  ...Chemical Engineering, Biochemical Engineering, Chemistry, Materials Science, or a related discipline... 
    Polymer
    Full time
    For contractors
    Local area
    Relocation
    Visa sponsorship
    Flexible hours
    Shift work

    Merck & Co.

    Rahway, NJ
    14 hours ago
  • $90.2k - $128.5k

     ...completed Bachelor's degree in Materials Science, Chemical Engineering, Chemistry, or a related scientific field is required. A Master's degree in...  ....A collaborative spirit, comfortable partnering across R&D, Marketing, Operations, and Regulatory functions to drive shared... 
    Work experience placement
    Summer work
    Visa sponsorship
    Flexible hours
    Shift work

    L'Oreal

    Clark, NJ
    6 days ago
  • $86.9k - $119.52k

     ...It Happen at Mondelēz International?Join our Mission to Lead the Future of Snacking. Make It With Pride.As a NA Confections R&D food scientist, you'll be a key champion of the brand’s consumer experience, ensuring the iconic line-up of candy, delight and captivate our... 
    Full time
    Work at office
    Relocation package
    3 days per week

    Mondelēz International

    East Hanover, NJ
    3 days ago
  • $110k - $130k

     ...gpac partners with a growing food ingredients company to hire an R&D Food Scientist for its New Jersey team. The role offers relocation assistance and a compensation range of $110,000–$130,000 plus benefits. You will beHands-on in developing bakery products from bench... 
    Relocation package

    gpac

    Paterson, NJ
    4 days ago
  • Qnity in Newark, DE is seeking a Senior QC Chemist to lead lab management, improve test methods, and ensure data quality for product release. You will drive metrology initiatives across multiple QC labs, troubleshoot analytical systems, and mentor technicians and engineers...

    2261 DuPont Electronic Materials CMP, LLC

    Newark, NJ
    5 days ago
  •  ...want to hear from you!  QPS, LLC has an opening for a Research Scientist in our Bioanalytical (GBA) department. GBA is comprised of...  ...successful candidate will hold an advanced degree in Analytical Chemistry, Biochemistry, Pharmacology, or related scientific discipline:... 
    Temporary work
    For contractors
    Work at office
    Local area
    Worldwide

    QPS, LLC

    Newark, NJ
    3 days ago
  • $142.4k - $224.1k

     ...Development.We are seeking an Associate Principal Scientist to join our Digital Insights team within...  ...Science, Data Science, Engineering, Chemistry, Physics, Biology, Pharmaceutical...  ...multiphase and complex flows, including free‑surface modeling (VOF), turbulent flows, non‑... 
    Full time
    For contractors
    Local area
    Flexible hours

    Merck Sharp & Dohme (MSD)

    Rahway, NJ
    6 days ago
  • $28.16 - $33.05 per hour

     ...variety of laboratory procedures requiring independent judgment using both manual and automated methods in Hematology, Blood Bank, Chemistry, Urinalysis, Coagulation, Microbiology, Immunology, and any other discipline as introduced into the laboratory, 5) perform and... 
    Full time
    Part time
    Work experience placement
    Local area
    Immediate start
    Shift work

    PRIME HEALTHCARE

    Newark, NJ
    7 days ago
  • $125k

    Reports to: Director of R&D Close collaboration with: Product Engineering team, Sr Scientist Location: Kenilworth, NJ Salary starts at : $125,000 Equity participation...  ...Direct experience with electrolyte or anolyte chemistry, electrochemical processes, or electrowinning/... 
    Local area

    Still Bright

    Kenilworth, NJ
    1 day ago
  • $134k

    Reports to: Director of R&D Close collaboration with: Process Engineering and Product...  ...stages of commercial deployment. The Senior Scientist (R&D) is a senior individual contributor...  ...raffinate, electrolyte, and tailings chemistry affect downstream recovery, and define the... 
    Local area

    Still Bright

    Kenilworth, NJ
    1 day ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to R&D Scientist - Polymer & Surface Chemistry. Be the first to apply!