Senior ScientistQuraxia Pharmaceuticals • Surat, IN

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Senior Scientist

Quraxia Pharmaceuticals • Surat, IN

12 hours ago

Job description

📍 Location : Haridwar,Uttarakhand

About Quraxia

At Quraxia, we’re building a next-generation pharmaceutical R&D and innovation ecosystem — dedicated to discovering, developing, and delivering breakthrough therapies that improve patient outcomes. Our newly established state-of-the-art facility is designed to foster cutting-edge science, collaborative innovation, and ethical excellence in every project we undertake.

🌐 Learn more : www.quraxia.com

Role Overview

The Senior Chemist will play a key role in the design, development, and characterization of complex biomolecules including antibody-drug conjugates (ADCs), peptides, proteins, and oligonucleotides. The role requires strong expertise in bioconjugation chemistry, biomolecule analysis, and collaborative research workflows. The Senior Chemist will support discovery and development programs by executing experiments, generating high-quality data, and coordinating closely with cross-functional scientific teams.

Key Responsibilities

ADC (Antibody-Drug Conjugate) Development

Contribute to the design and optimization of bioconjugation strategies for antibodies with chemical linkers and payloads.
Perform analytical characterization of ADCs, including assessment of conjugation efficiency, heterogeneity, and stability.
Support in vitro evaluation of ADC candidates through collaboration with cell biology and bioassay teams.
Document experimental findings, maintain batch records, and support development reports.

Peptide & Protein Chemistry

Assist in synthesis, modification, and purification of peptides and recombinant or engineered proteins.

Characterize peptides / proteins using biochemical and biophysical methods (HPLC, LC-MS, SDS-PAGE, UV-Vis).

Support formulation and stability studies to evaluate product behavior under various conditions.

Troubleshoot experimental challenges and propose improvements to workflows.

Oligonucleotide Chemistry

Support chemical modification or conjugation of oligonucleotides for therapeutic or diagnostic applications.

Perform purification and analytical characterization of oligonucleotides using appropriate chromatographic and spectrometric techniques.

Collaborate on structure–function evaluations, stability assessments, and impurity analysis.

Documentation & Compliance

Maintain accurate experimental records, reports, and inventory logs according to GLP / GMP standards.

Follow all safety, biosafety, and quality guidelines within the laboratory.

Support regulatory documentation efforts by providing analytical data and experimental summaries.

Qualifications & Experience

M.Sc. / M.Tech / Ph.D. in Chemistry, Biochemistry, Biotechnology, Chemical Biology, or related field.

3–8 years of experience in bioconjugation, peptide chemistry, protein chemistry, or nucleic acid chemistry (industry or advanced academic research).

Hands-on experience with analytical tools such as HPLC, LC-MS, UV-Vis spectroscopy, electrophoresis, and related platforms.

Strong understanding of biomolecule behavior, stability, purification, and characterization.

Excellent problem-solving, documentation, and communication skills.

What We Offer

Opportunity to be part of a fast-growing, innovation-driven pharma organization

Collaborative, research-focused work culture

Exposure to end-to-end drug development and cutting-edge technologies

Competitive compensation and growth opportunities.

How to Apply

Apply directly through or send your CV to hr@quraxia.com with the subject line :

📧 Application – Senior Scientist

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Senior Scientist • Surat, IN

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