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The Bihar Technical Service Commission (BTSC) has announced the Notification for the Laboratory Assistant posts in various engineering and Science disciplines. A total of 1091 vacancies have been notified through the BTSC Laboratory Assistant Recruitment 2026. Candidates possessing qualifications such as a Diploma, B.E., B.Tech, or a relevant Science degree are eligible to apply. The application process has started from 06 April 2026, and interested candidates can submit their applications till today 06 May 2026.
BTSC Laboratory Assistant Recruitment 2026 Out
BTSC has released recruitment for posts in various disciplines, including Electrical, Electronics, Electronics & Communication, Mechanical, Civil, Chemical, Computer Science & IT, Printing, Ceramics, Automobile/Mechanical Diesel, Agriculture Engineering, and Science.
The notification was released on 03 April 2026 under advertisement numbers 02/2026 to 13/2026. The official notification has been released on the official website, btsc.bihar.gov.in. The official PDF is given in the link below.
BTSC Lab Assistant Recruitment 2026: Important Dates
Meet your deadlines to stay on track for success. Submit your application on time within the specified timeframe to improve your chances of approval and avoid missing important opportunities
| 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 announced a total of 1091 Posts. The detailed Post-Wise BTSC Lab Assistant Vacancy 2026 is given in the table below:
| 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 also check the post-wise Advt. PDF for all posts in the table above.
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BTSC Laboratory Assistant Eligibility Criteria
We have outlined the BTSC Lab Assistant eligibility requirements in the table below, which are as follows
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 Notes
- 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.
BTSC Lab Assistant Apply Online Link
The application process for the BTSC Lab Assistant has started on the official website. Interested candidates can apply online from 06 April 2026 till 06 May 2026. In addition to registration, candidates are required to complete their E-KYC and bring the Portal Registration Number along with all the supporting documents. A direct link to apply online is given below.
How to Apply for BTSC Lab Assistant Recruitment 2026?
- Visit the official website btsc.bihar.gov.in.
- On the homepage, find the link for Laboratory Assistant Recruitment 2026.
- Click on the Apply Online option.
- Complete the registration using basic details such as name, mobile number, and email ID.
- Log in using the generated registration credentials.
- Fill the application form carefully with personal, educational, and category details.
- Upload required documents such as a photograph, signature, and certificates.
- Pay the application fee through the available online payment mode (if applicable).
- Verify all details and submit the application form.
- Take a printout of the submitted form for future reference.
Application Fee
- All Category: Rs. 100/-
- Payment Mode: Pay Fee Through Credit Card/ Debit Card/ Net Banking Fee Mode.
Documents Required for Online Application
Candidates must submit the scanned documents in the prescribed format (usually PDF or JPEG) given 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 the BTSC will consist of various distinct phases for various posts. Candidates must successfully clear all rounds to be considered eligible for the position. Candidates must successfully pass a process to be eligible for the apprentice positions. The BTSC Lab Assistant selection procedure 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 allotted for relevant work experience (for every year of work experience, candidates will receive 5 marks)
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 officially released the syllabus for engineering candidates who are preparing for the Lab Assistant exam. This article is designed to help applicants understand the BTSC Lab Assistant Syllabus in a clear and simple way so they can prepare better. It gives an easy overview of the important topics that candidates need to study for the exam.
BTSC Lab Assistant Salary 2026
The BTSC Lab Assistant Salary is as follows:
| 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 |
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