747,822open jobs
44,950companies
108,834added this week
Browse all
Salary
≈ $30k – $64k per year (Estimated)
Location
In office (Ahmedabad)
Seniority
Senior · 2+ years exp

Confirmed on the employer's own hiring board on Sep 25, 2026. First seen by Alion on Jul 21, 2026.

Overview
Company
Impact
Profile match
O2h group's vision is to be the best at seeding new ideas in life science and technology by co-investing, co-creating, and co-executing across boundaries.

High Potent APIs (HPAPI):

  • Perform hands-on laboratory chemistry activities involving high-potency APIs / potent compounds.

  • Execute chemical reactions, work-ups, purification and related laboratory processes.

  • Handle HPAPIs in accordance with applicable safety, containment and handling procedures.

  • Maintain accurate laboratory records, experimental data and documentation.

  • Support process development, optimization and troubleshooting activities.

  • Perform analytical sample preparation and coordinate with analytical teams as required.

  • Follow established GMP, EHS and laboratory safety requirements.

  • Support investigation and resolution of laboratory/process-related issues.

  • Where required, support chemistry activities related to ADC and highly potent payloads.

  • Work effectively with cross-functional teams including analytical and other chemistry groups.

Organic Chemist:

  • Hands-on experience in performing chemical reactions from mg to gram scale independently under scientific guidance

  • Strong knowledge of analytical and purification techniques, including NMR, Mass, HPLC, CombiFlash, and column chromatography

  • Skilled in handling reaction setups, glassware assemblies, reagent charging, temperature control, and nitrogen operations

  • Excellent documentation and data management practices with the ability to follow scientific procedures, patents, and experimental instructions accurately

Peptide Chemist:

  • Hands-on expertise in solid-phase and solution-phase peptide synthesis using automated synthesisers like Syro and Liberty CEM

  • Strong experience in peptide purification, characterisation, and analytical techniques, including HPLC, LCMS, and MS

  • Capable of independently handling medium- to large-scale peptide synthesis (1 g to 1 kg scale) with troubleshooting abilities

  • Skilled in laboratory operations, equipment maintenance, SHE compliance, literature review, and accurate experimental documentation

Scaleup Chemist:

  • Experience in process R&D, scale-up synthesis, and purification from gm to kg scale

  • Skilled in handling 50L/100L GLR assemblies and basic technology transfer activities

  • Proficient in 1H NMR, HPLC, and LCMS interpretation

  • Strong project execution and team collaboration skills

Antibody Drug Conjugation Chemist (ADC)

  • Synthesis and purification of complex antibody drug conjugate (ADC) molecules

  • Synthesis of different types of linkers - using natural and unnatural amino acids, PEGs

  • Synthesis of highly potent drug molecules - payloads

  • Purification of complex and large molecules by flash column and HPLC

  • Handling various type chemistry with different payloads

  • Interpretation and characterisation of higher molecular weight compounds

Requirements

Principal Scientist;

  • PhD/MSc in Organic Chemistry / Medicinal Chemistry or related field.

  • Strong experience in CRO/CDMO research environment.

  • Proven team management experience with exposure to handling multiple projects.

  • Excellent communication and client-facing skills.

  • Ability to drive productivity, scientific excellence, and team development.

Organic Chemist:

  • Master’s in Organic Chemistry with 1-3 years of experience in the CRO Industry

    Strong organisational, project management and problem-solving skills with impeccable multi-tasking abilities.

  • Proactive, highly motivated with a "can do" attitude

  • Exceptional interpersonal skills.

Peptide/Scaleup/Antibody Drug Conjugation (ADC) Chemist:

  • Master’s in Organic Chemistry with a minimum of 2 years and a maximum of 6 years of experience in the CRO/API Industry

  • Adherence to safe practices and procedures

  • Contribution to the development of safety protocols and systems

  • Must be able to prioritize and organize work responsibilities in order to meet deadlines

Free account
Stop reading job ads. Get the ones that fit.
One free account turns this page into a shortlist built around your stack, your level and your pay.
Match on every job. Stack, seniority, pay and location, scored against your profile.
747,822 open roles. Read straight off company career pages, refreshed every day.
Unlimited applications. Every one you send is tracked in one place, on-site or on a company board.
3 tailored CVs a month. Rewritten for the exact job you are applying to. Included free.
Create a free account Continue with Google
Free forever. No card. Under a minute.

Recommended for you based on this role

Science & Research
Similar stack
Same company
Ahmedabad
≈ $20k – $50k per year (Estimated) • In office • Full-Time • 7+ years exp • Master's Degree • Bengaluru
Apply
Scientist - DMPK 1 day ago
≈ $28k – $59k per year (Estimated) • In office • 7+ years exp • Master's Degree • Ahmedabad
Analytics
Microsoft Excel
Apply
≈ $23k – $58k per year (Estimated) • In office • Full-Time • 3+ years exp • Navi Mumbai
Python
SQL
Apex
Apex
Salesforce Flow
AI/ML
LangChain
AI Agents
AWS Bedrock
RAG
Tokenization
Hallucination
Agentforce
Human-in-the-Loop
LLM Guardrails
Copilot Studio
DevOps
GCP
Azure
AWS
Analytics
Tableau
Power BI
Management
n8n
UiPath
Agile
Apply
≈ $23k – $56k per year (Estimated) • In office • Full-Time • 3+ years exp • Bengaluru
Python
SQL
AI/ML
LangChain
AI Agents
AWS Bedrock
Human-in-the-Loop
Copilot Studio
DevOps
AWS
Management
n8n
UiPath
Apply
$14k – $16k per year • Hybrid • Full-Time • Bengaluru
Python
SQL
AI/ML
Machine Learning
Apply
Scientist - DMPK 1 day ago
≈ $28k – $59k per year (Estimated) • In office • 7+ years exp • Master's Degree • Ahmedabad
Analytics
Microsoft Excel
Apply
≈ $19k – $46k per year (Estimated) • In office • 5+ years exp • Master's Degree • Ahmedabad
Apply
≈ $29k – $75k per year (Estimated) • In office • 10+ years exp • Master's Degree • Ahmedabad
Apply
Scientist - DMPK 1 day ago
≈ $28k – $59k per year (Estimated) • In office • 7+ years exp • Master's Degree • Ahmedabad
Analytics
Microsoft Excel
Apply
In office • Full-Time • Ahmedabad
Apply
In office • Full-Time • Ahmedabad
Analytics
Microsoft Excel
Apply
≈ $30k – $81k per year (Estimated) • In office • Ahmedabad
Apply
≈ $26k – $58k per year (Estimated) • In office • Full-Time • 5+ years exp • Ahmedabad
Apply
See all jobs
This is one of many
747,822 more open roles from verified company boards, updated every day.