BTSC Laboratory Assistant Exam Date 2026: Schedule for 1091 Posts
The BTSC Laboratory Assistant Exam Date 2026 for 1091 positions will be published on the official portal, btsc.bihar.gov.in. Stay updated with this article to track the official exam schedule, salary details, eligibility criteria, and the complete selection process.
BTSC Lab Assistant Exam Date: Important Dates
Ensure you meet all application deadlines to maintain your eligibility. Submitting your documentation within the specified timeframe is essential to avoid disqualification and maximize your chances of selection.
| Event | Date |
|---|---|
| Start Date | 06/04/2026 |
| Last Date | 06/05/2026 |
| Last Date to Pay Fees | 06/05/2026 |
| Admit Card Release Date | To be Notified |
| Exam Date | To be Notified |
| Admit Card | Before Exam |
| Result Declaration Date | To be Notified |
BTSC Lab Assistant Vacancy Details
The BTSC has officially announced 1091 vacancies. Refer to the table below for the detailed post-wise BTSC Laboratory Assistant vacancy breakdown for 2026:
| S. No. | Advt No. | Post Name | Total Vacancies |
|---|---|---|---|
| 1 | 02/2026 | Laboratory Assistant (Automobile Engg./Mechanical Diesel) | 4 Posts |
| 2 | 03/2026 | Laboratory Assistant (Textile Engg.) | 20 Posts |
| 3 | 04/2026 | Laboratory Assistant (Electrical Engg.) | 166 Posts |
| 4 | 05/2026 | Laboratory Assistant (Electronics Engg./Electronics Communication Engg.) | 146 Posts |
| 5 | 06/2026 | Laboratory Assistant (Chemical Engineering) | 2 Posts |
| 6 | 07/2026 | Laboratory Assistant (Printing Engineering) | 2 Posts |
| 7 | 08/2026 | Laboratory Assistant (Ceramics Engineering) | 2 Posts |
| 8 | 09/2026 | Laboratory Assistant (Computer Science Engineering & Information Technology) | 252 Posts |
| 9 | 10/2026 | Laboratory Assistant (Civil Engg./Structural Engg.) | 166 Posts |
| 10 | 11/2026 | Laboratory Assistant (Mechanical Engineering) | 100 Posts |
| 11 | 12/2026 | Laboratory Assistant (Science) | 164 Posts |
| 12 | 13/2026 | Laboratory Assistant (Agriculture & Machinery) | 1 Posts |
Candidates can review the detailed post-wise advertisement PDFs provided in the table above.
BTSC Laboratory Assistant Eligibility Criteria
We have compiled the essential BTSC Laboratory Assistant eligibility criteria in the table provided below:
Educational Qualification
| Post Name | Educational Qualification |
|---|---|
| Automobile / Mechanical Diesel | Diploma in Automobile Engineering/Mechanic Desal/Automobile/Automotive/Mechanical or equivalent |
| Textile Engineering | Diploma in Textiles Engineering/Textile Technology/Garment Technology/Apparel Design & Fabrication Technology or equivalent |
| Electrical Engineering | Diploma in Electrical Engineering/Electrical & Electronics or equivalent |
| Electronics Engg./Electronics Communication Engg. | Diploma in Electronics Engineering/Electronics Communication Engineering /Electronics/ Electrical Electronics or equivalent |
| Chemical Engineering | Diploma in Chemical Engineering/Chemical Technology or equivalent |
| Printing Engineering | Diploma in Printing Engineering/Printing Technology/Printing and Packaging Technology or equivalent |
| Ceramics Engineering | Diploma in Ceramics Engineering/Ceramics Technology/Glass & Ceramics Engineering or equivalent |
| Computer Science & IT | Diploma in Computer Science & Engineering /Computer Engineering/ Computer Technology/Information Technology or equivalent |
| Civil Engineering | Diploma in Civil Engineering/Rural Engineering/ Civil&Rural Engineering/Construction Engineering/Construction Technology or equivalent. |
| Mechanical Engineering | Diploma in Mechanical Engineering/ Industrial Engineering/ Robotics & Mechatronics or Complex Engineering. |
| Science | B.Sc in Physics/Chemistry/Mathematics |
| Agriculture Engineering & Machinery | Diploma in Agriculture Engineering/Agriculture Technology/Agriculture & Machinery or equivalent. |
Age Limit (As on 01.08.2026)
| Category | Maximum Age |
|---|---|
| Minimum Age (All Candidates) | 18 Years |
| Unreserved (Male) | 37 Years |
| Unreserved (Female) | 40 Years |
| BC / EBC (Male & Female) | 40 Years |
| SC / ST (Male & Female) | 42 Years |
Important Guidelines
- Age will be calculated based on the date of birth mentioned in the Matriculation certificate.
- PwD candidates are eligible for 10 years age relaxation as per government rules.
- Government employees with a minimum of 3 years of continuous service are eligible for 5 years age relaxation.
- Contractual employees working in the same department will get age relaxation equal to their service period.
Documents Required for Online Application
All applicants must upload scanned copies of their documents in the required formats (typically PDF or JPEG) as specified below:
- Educational Proof: Final Year Marksheet and Degree/Diploma Certificate.
- Domicile Certificate: Required for any candidate claiming reservation benefits in Bihar.
- Caste/Category Certificate: OBC-NCL: Must specifically mention “Non-Creamy Layer” and be issued by the competent Bihar authority (SDO/CO).
- EWS: Must be for the current financial year (2026-27).
- Experience Certificate: If claiming points, it must be on the official letterhead of the Bihar Government institution where you served, signed by the Head of the Institute.
- Photo ID: Aadhaar Card, PAN Card, or Voter ID.
BTSC Lab Assistant Selection Process 2026
The selection process for BTSC roles involves multiple stages tailored to specific positions. Candidates must successfully qualify in every round to proceed. The procedure for apprentice and other Lab Assistant positions includes:
- Computer-Based Test
- Work Experience
- Document Verification
- Medical examination
BTSC Laboratory Assistant Exam Pattern
- The Merit list will be prepared based on CBT marks + Work Experience.
- 75% weightage is given to CBT marks (CBT marks × 0.75).
- Candidates must score at least 60% marks in the written exam to qualify.
| Part | Details | Marks |
|---|---|---|
| (A) | Computer-Based Test (CBT) (Questions from General Knowledge, Technical & Educational Qualifications) | 75 |
| (B) | Work Experience (Contract-based Lab Assistant/Relevant Post) | 25 |
| Total | 100 Marks |
25 marks are reserved for relevant work experience (candidates earn 5 marks for each completed year of service).
Marking Scheme
| Answer Status | Marks |
| For each correct answer | +1 mark |
| For each wrong answer | -0.25 mark |
BTSC Lab Assistant Syllabus
The Bihar Technical Service Commission has released the official syllabus for engineering candidates. This article simplifies the BTSC Lab Assistant Syllabus, helping you focus on the most important topics to enhance your exam preparation.
BTSC Lab Assistant Salary 2026
For details regarding the pay scale, refer to the BTSC Lab Assistant Salary structure below:
| Salary Structure | |
| Pay Level | Level 6 |
| Basic Salary | Rs. 35400/- |
| Additional Benefits | Dearness Allowance (DA), House Rent Allowance (HRA), Medical Benefits & Job security and promotion opportunities |
FAQs
Candidates can submit their applications online for the BTSC Laboratory Assistant posts via the direct link provided in this article.
To be eligible for recruitment, candidates must hold a Diploma in a relevant field of engineering or a B.Sc. degree from a recognized university.
Online Application Start Date: 6th April 2026
Online Application Closing Date: 6th May 2026
Visit the official Bihar Technical Service Commission (BTSC) website at btsc.bihar.gov.in for authentic updates.
There are a total of 1091 vacancies available for the BTSC Laboratory Assistant positions.
Yes, the examination process includes a negative marking scheme of 0.25 marks for every incorrect answer.