Global Calcium Pvt. Ltd. has announced recruitment opportunities for its R&D department at Unit I & II in Hosur, Tamil Nadu. The company is inviting applications from qualified and experienced candidates for positions in Peptide Synthesis & Purification R&D and Peptide Analytical R&D.

Candidates with an M.Sc., M.Pharm., or M.Tech. in a relevant discipline and 1–4 years of experience can apply for these pharmaceutical research and development positions.

Job Details

• Company Name: Global Calcium Pvt. Ltd.
• Industry: Pharmaceutical
• Department: Research & Development (R&D)
• Job Location: Hosur, Tamil Nadu
• Qualification: M.Sc. / M.Pharm. / M.Tech. in a relevant discipline
• Experience: 1–4 years
• Job Type: As per company recruitment policy
• Application Mode: Email
• Email ID: mounika.d@globalcalciumpharma.com
• Email Subject: Application for R&D – Peptide

1. Peptide Synthesis & Purification R&D

Qualification: M.Sc. / M.Pharm. / M.Tech. in a relevant discipline.

Experience: 1–4 years.

Key Responsibilities

• Perform peptide synthesis and purification activities using appropriate laboratory techniques.
• Work with amino acid derivatives, coupling reagents, resins, protecting groups, and peptide chemistry.
• Handle RP-HPLC purification, lyophilization, and evaluation of peptide impurity profiles.
• Troubleshoot experimental challenges and interpret analytical results.
• Support peptide process development, scale-up, technology transfer, and laboratory validation batches.
• Maintain laboratory notebooks, experimental records, standard protocols, and technical reports.

Candidates with practical experience in peptide chemistry, purification techniques, and laboratory documentation are encouraged to apply.

2. Peptide Analytical R&D

Qualification: M.Sc. / M.Pharm. / M.Tech. in a relevant discipline.

Experience: 1–4 years.

Key Responsibilities

• Perform HPLC, UPLC, and GC method development and chromatographic troubleshooting.
• Analyze peptide-related impurities and apply chromatographic separation and analytical characterization techniques.
• Interpret LC-MS data and confirm peptide molecular mass.
• Conduct amino acid analysis, chiral analysis, and SOR-related testing, as applicable to the assigned analytical procedures.
• Perform analytical method validation.
• Prepare analytical protocols, method development and validation reports, specifications, STPs, and Certificates of Analysis (COAs).
• Support reference standard qualification, impurity characterization, stability studies, and process validation activities.
• Maintain accurate documentation and reporting in accordance with GMP and data-integrity requirements.

Candidates with hands-on experience in analytical instrumentation, peptide characterization, method validation, and pharmaceutical quality documentation may be suitable for this role.

How to Apply

Interested and eligible candidates should prepare an updated resume and send it to the recruitment email address below.

Email: mounika.d@globalcalciumpharma.com

Email Subject: Application for R&D – Peptide

Applicants should clearly mention their relevant R&D experience, educational qualifications, analytical or synthesis expertise, and current contact details in their resume.

Before applying, candidates should verify the latest vacancy details and eligibility requirements with the company.

5 Technical FAQs

1. What techniques are commonly used for peptide synthesis and purification?

Peptide synthesis commonly involves solid-phase peptide synthesis (SPPS), amino acid coupling, protecting-group chemistry, and resin-based synthesis. Crude peptides are often purified using reverse-phase high-performance liquid chromatography (RP-HPLC), followed by lyophilization where appropriate.

2. What is the role of HPLC and UPLC in peptide analytical R&D?

HPLC and UPLC are used to separate peptide components, assess purity, investigate impurities, and support analytical method development. UPLC generally uses smaller stationary-phase particles and can provide faster separations with suitable resolution and sensitivity.

3. How is LC-MS used in peptide characterization?

Liquid chromatography–mass spectrometry (LC-MS) combines chromatographic separation with mass-based detection. It helps identify peptide-related components, confirm molecular mass, and support impurity characterization. Results must be interpreted with appropriate reference data and analytical methods.

4. What is analytical method validation in pharmaceutical R&D?

Analytical method validation demonstrates that a method is suitable for its intended purpose. Depending on the method and applicable guidelines, parameters may include specificity, accuracy, precision, linearity, range, detection limit, quantitation limit, and robustness.

5. Why are GMP documentation and data integrity important in peptide R&D?

Good Manufacturing Practice (GMP) documentation supports traceability, reproducibility, and reliable scientific records. Complete laboratory notebooks, approved procedures, validation reports, and accurate analytical data help ensure that research and development activities meet applicable quality requirements.

Conclusion

Global Calcium Pvt. Ltd. is offering R&D opportunities for candidates interested in peptide synthesis, purification, analytical development, and characterization. Eligible professionals with 1–4 years of relevant experience and the required qualifications can submit their updated resumes to the recruitment email address provided above.

Apply now: mounika.d@globalcalciumpharma.com
Subject: Application for R&D – Peptide