Scientist – Microbiology

YONTUS Life Sciences Pvt Ltd.; Guntur District; On-site; INR 900,000 - 1,300,000; Full time

Job summary

YONTUS Life Sciences Pvt Ltd. in India is seeking a microbiology specialist to perform sterility testing for blood components, endotoxin assays, and environmental monitoring in a GMP cleanroom.

The ideal candidate holds an MSc in Microbiology/Industrial Microbiology/Biotechnology, with hands-on experience in BET (LAL), sterility testing, MLT, PCR/qPCR, and microbial identification using VITEK or MALDI-TOF, plus familiarity with ISO/IEC 17025 requirements.

Qualifications

• M.Sc. in Microbiology / Industrial Microbiology / Biotechnology.
• Experience in sterility testing, BET (LAL), MLT and environmental monitoring.
• Knowledge of USP <61>, <62>, <71>, IP and BP microbiology chapters.
• Aseptic technique and cleanroom handling experience.
• Exposure to molecular methods — PCR, qPCR, gel electrophoresis.

Responsibilities

• Perform sterility testing for blood products and derivatives.
• Execute endotoxin testing (LAL) and microbial limit tests.
• Operate VITEK, MALDI-TOF, and PCR for microbial ID.
• Maintain culture collections and media prep.
• Monitor environmental conditions in cleanrooms and water systems.
• Investigate OOS events and prepare CAPA.
• Ensure compliance with ISO/IEC 17025 and pharmacopoeial requirements.

Skills

Aseptic technique

Cleanroom behaviour

Sterility testing

LAL / endotoxin testing

PCR / qPCR

Molecular workflows

Microbial identification

Education

M.Sc. in Microbiology / Industrial Microbiology / Biotechnology

Tools

VITEK

MALDI-TOF

PCR instruments

Job description

• Conduct sterility testing for whole blood, RBC, plasma, platelets, cryoprecipitate and granulocytes per IP/BP/USP <71>
• Perform sterility on plasma derivatives, cell therapy products and advanced biologics
• Run bacterial endotoxin testing (Gel-clot, Kinetic Turbidimetric and Chromogenic LAL)
• Execute microbial limit tests, antimicrobial efficacy and preservative challenge studies
• Perform pathogen detection and identification using VITEK, MALDI-TOF and PCR
• Support molecular biology testing — qPCR, GMO screening, species identification, microbial DNA
• Maintain culture collection, media preparation and growth promotion records
• Conduct environmental monitoring of cleanrooms, water systems and personnel
• Investigate microbial OOS, contamination events and prepare CAPA
• Maintain compliance with ISO/IEC 17025 and pharmacopoeial requirements

Qualifications & Experience

• M.Sc. in Microbiology / Industrial Microbiology / Biotechnology
• Experience in sterility testing, BET (LAL), MLT and environmental monitoring
• Knowledge of USP <61>, <62>, <71>, IP and BP microbiology chapters
• Aseptic technique and cleanroom (Grade A/B) handling experience
• Exposure to molecular methods — PCR, qPCR, gel electrophoresis

Core Skills We Look For

Aseptic technique & cleanroom behaviour Sterility testing (membrane filtration & direct inoculation) LAL / endotoxin testing PCR / qPCR & molecular workflows Microbial identification (VITEK / MALDI-TOF)

Nice to Have

• Experience with cell therapy / CAR-T / cord blood sterility
• Hands-on with Next-Generation Sequencing (NGS) workflows
• Internal auditor certification for ISO/IEC 17025

What You'll Learn at YONTUS

• Sterility release testing for advanced biologics and blood components
• Molecular diagnostics across food, pharma and clinical research segments
• Cleanroom qualification and microbial risk assessment

YONTUS Life Sciences is an equal-opportunity employer. We welcome applications from women, persons with disabilities and candidates from underrepresented backgrounds.