OneSource Pharma Walk-In Interview 2026 – Manufacturing & Engineering Jobs
Looking for experienced opportunities in pharmaceutical manufacturing, engineering or biopharmaceutical production?
OneSource is conducting a walk-in interview on 11 October 2026 in Ahmedabad for multiple positions across Manufacturing, Engineering & Projects and DS Manufacturing.
The advertised roles include Executive, Senior Executive and Team Leader positions, with experience requirements ranging from 2 to 12 years, depending on the role.
An important point for applicants is that the interview is being held in Ahmedabad, while the advertised work location is Doddaballapura, Bengaluru Rural, Karnataka.
OneSource Job Overview
| Details | Information |
|---|---|
| Company | OneSource Specialty Pharma |
| Departments | Manufacturing, Engineering & Projects, DS Manufacturing |
| Positions | Executive, Senior Executive, Team Leader |
| Experience | 2–12 Years, role dependent |
| Interview Location | Ahmedabad, Gujarat |
| Work Location | Doddaballapura, Bengaluru Rural, Karnataka |
| Interview Date | 11 October 2026 |
| Interview Time | 9:30 AM – 4:00 PM |
| Work Type | On-site |
| Application Mode | Walk-In / Email |
OneSource Current Job Openings
1. Manufacturing – Executive / Senior Executive
Experience
2–10 Years
Qualification
Diploma in:
- Mechatronics
- Instrumentation
- Electrical
- Mechanical
Key Skills & Responsibilities
The role focuses on manufacturing operations associated with BFS vials and pre-filled syringe (PFS) operations.
Relevant experience includes:
- Operation of isolators and associated equipment
- BFS vial operations
- Pre-filled syringe operations
- PFS manufacturing
- CIP/SIP skid operations
- Vessel operation
- Compounding
- Filtration
- Autoclave operations
- Filter integrity testing
- Isolator and lyophilizer exposure
- Single-use systems
Candidates should also be willing to work in shifts and should ideally have exposure to regulated pharmaceutical manufacturing environments and audits.
2. Engineering & Projects – Executive / Senior Executive
Experience
2–10 Years
Qualification
Diploma / B.Tech / BE in:
- Mechatronics
- Instrumentation
- Electrical
- Mechanical
Key Responsibilities
The position focuses on preventive and breakdown maintenance of pharmaceutical manufacturing equipment and utility systems.
Relevant equipment includes:
- Drug-product filling lines
- Vial manufacturing equipment
- Syringe equipment
- Autoclaves
- Filtration vessels
- CIP systems
- SIP systems
- Packing machines
Utilities Experience
Candidates may also have experience with:
- Hot-water systems
- Chilled-water systems
- AHU systems
- Boilers
- Other pharmaceutical utility systems
Experience in plant and process equipment maintenance is relevant to this position.
3. DS Manufacturing – Executive / Senior Executive / Team Leader
Experience
2–12 Years
Qualification
- M.Sc
- B.Tech in Biotechnology
- B.Tech in Microbiology
Manufacturing Area
The role covers mammalian upstream and downstream manufacturing.
Upstream Manufacturing
Relevant experience includes:
- Mammalian cell culture
- Cell-culture media preparation
- Inoculation
- Bioreactor operations
- Production activities
Downstream Manufacturing
Candidates with downstream bioprocessing experience may have exposure to:
- Monoclonal antibody (mAb) processing
- Harvest and clarification
- Depth filtration
- Chromatography purification
- Tangential Flow Filtration (TFF)
- UF/DF
- Buffer preparation
- Product concentration
- Purification
- Precipitation / crystallization
This position is particularly relevant to professionals with experience in biologics and mammalian-cell-based manufacturing.
Eligibility Criteria
Candidates should meet the qualification and experience requirements of the department they are applying for.
Manufacturing
- Diploma in Mechatronics / Instrumentation / Electrical / Mechanical
- 2–10 years of relevant experience
Engineering & Projects
- Diploma / B.Tech / BE in relevant engineering disciplines
- 2–10 years of relevant experience
DS Manufacturing
- M.Sc / B.Tech Biotechnology / Microbiology
- 2–12 years of relevant experience
Key Skills Required
Depending on the position, candidates should have experience in:
Manufacturing
- BFS
- PFS manufacturing
- Isolator operations
- CIP/SIP
- Compounding
- Filtration
- Autoclave
- Lyophilization
- Filter integrity testing
- Single-use systems
Engineering
- Preventive maintenance
- Breakdown maintenance
- Filling-line equipment
- Process equipment
- CIP/SIP systems
- HVAC/AHU
- Chilled water
- Hot water
- Boiler systems
- Utility maintenance
DS Manufacturing
- Mammalian cell culture
- Bioreactor operations
- Media preparation
- Harvest and clarification
- Chromatography
- TFF
- UF/DF
- Buffer preparation
- mAb downstream processing
OneSource Walk-In Interview Details
Interview Date
11 October 2026, Sunday
Interview Time
9:30 AM – 4:00 PM
interview Venue
Pride Plaza Hotel Ahmedabad
Judges Bungalow Road, Off Sarkhej-Gandhinagar Highway,
Bodakdev, Ahmedabad, Gujarat – 380054
Work Location
OneSource Specialty Pharma
Integrated DP & API Facility
3rd Phase, Industrial Area, Obadenahalli,
Doddaballapura Taluk, Bengaluru Rural, Karnataka
How to Apply
Candidates interested in these positions should prepare an updated CV highlighting their relevant manufacturing, engineering or bioprocessing experience.
Walk-In
Attend the interview directly at:
Pride Plaza Hotel Ahmedabad
Email Application
Candidates can also share their CV with:
📧 sivashankar.mohanthy@pivotpath.com
Applicants should clearly mention the position and department they are applying for.
Important Note for Applicants
The interview location and job location are different.
📍 Interview: Ahmedabad, Gujarat
🏭 Work Location: Doddaballapura, Bengaluru Rural, Karnataka
Candidates should carefully consider the advertised work location before attending the interview.
Interview Preparation Tips
Manufacturing Candidates
Revise:
- BFS/PFS operations
- Isolator operations
- CIP/SIP
- Compounding and filtration
- Autoclave
- Lyophilization
- GMP and audit requirements
Engineering Candidates
Prepare to discuss:
- Preventive maintenance
- Breakdown maintenance
- Pharmaceutical filling equipment
- Utility systems
- AHU/HVAC
- Boiler and chilled-water systems
- Troubleshooting examples
DS Manufacturing Candidates
Revise:
- Mammalian cell culture
- Bioreactor operations
- Upstream processing
- Harvest and clarification
- Chromatography
- TFF
- UF/DF
- Buffer preparation
- mAb downstream processing
Why Consider OneSource?
These positions provide opportunities across several areas of modern pharmaceutical and biopharmaceutical manufacturing.
Depending on the role, professionals can gain experience in:
- Drug-product manufacturing
- Sterile and aseptic processing
- Pharmaceutical engineering
- Utility systems
- Biologics manufacturing
- Upstream processing
- Downstream processing
- Advanced purification technologies
The range of roles makes the drive relevant to both pharmaceutical manufacturing professionals and biotechnology/bioprocessing specialists.
Frequently Asked Questions
1. Where is the OneSource walk-in interview being conducted?
The walk-in interview is being conducted at Pride Plaza Hotel Ahmedabad, Bodakdev, Ahmedabad, Gujarat.
2. Where is the actual job location?
The advertised work location is the OneSource Specialty Pharma Integrated DP & API facility at Doddaballapura, Bengaluru Rural, Karnataka.
3. What departments are hiring?
The openings are across Manufacturing, Engineering & Projects and DS Manufacturing.
4. What experience is required?
The advertised experience ranges from 2 to 12 years, depending on the position.
5. What qualifications are accepted for Manufacturing roles?
Diploma holders in Mechatronics, Instrumentation, Electrical or Mechanical can apply for the listed Manufacturing positions.
6. What qualifications are required for DS Manufacturing?
The listed qualifications are M.Sc or B.Tech in Biotechnology or Microbiology.
7. What does the DS Manufacturing role involve?
The role covers mammalian upstream and downstream manufacturing, including cell culture, bioreactors, harvest, chromatography, TFF, UF/DF and buffer preparation.
8. Is the interview in Bengaluru?
No. The advertised interview is in Ahmedabad, while the job location is in Doddaballapura, Bengaluru Rural.
9. How can I apply?
Eligible candidates can attend the walk-in interview or send their CV to sivashankar.mohanthy@pivotpath.com.
Final Words
The OneSource Pharma Walk-In Interview 2026 offers experienced professionals opportunities across Manufacturing, Engineering & Projects and DS Manufacturing.
From BFS and PFS manufacturing to pharmaceutical engineering and mammalian upstream/downstream processing, the vacancies cover several specialized areas of modern pharma and biopharmaceutical operations.
📍 Interview: Ahmedabad
🏭 Work Location: Doddaballapura, Bengaluru Rural
📅 Date: 11 October 2026
⏰ Time: 9:30 AM – 4:00 PM
⏳ Experience: 2–12 Years
