Bihar Laboratory Assistant Vacancy 2026: Eligibility, Age Limit, Apply Online Guide

The online application process for the Bihar BTSC Laboratory Assistant Recruitment 2026 has officially commenced, with the application link having been activated on April 6, 2026. Consequently,

interested candidates can now visit the official website to submit their applications. It is anticipated that a large number of aspirants will begin their preparation for this examination right away.

It is expected that hundreds of thousands of candidates will apply for these positions. The recruitment drive covers a total of 1,091 vacancies, open to eligible candidates from all caste categories.

However, the prescribed age limit varies depending on the specific post; generally, the age criteria range from 18 to 42 years. This presents an excellent opportunity for individuals aspiring to build a career in the public sector and secure a government job.

Nevertheless, candidates should be prepared to face stiff competition for these positions. The selection process will primarily be based on three stages: first, a written examination (for which you are currently applying); followed by document verification;

 and finally, a medical examination. In essence, the written examination serves as the most critical stage of the entire process; successfully clearing it virtually guarantees you a government job. This article provides comprehensive details regarding the syllabus, exam pattern, vacancy breakdown, and various other essential insights pertinent to this recruitment drive.

Bihar BTSC Laboratory Assistant Recruitment 2026 Online overview

Important Dates

• Online Apply Start Date: 06 April 2026
• Last Date to Apply: 06 May 2026
• Last Date for Fee Payment: 06 May 2026
• Exam Date: Notify Soon
• Admit Card Release: Before Exam
• Result Declaration: Will Be Updated Soon

BTSC Laboratory Assistant Recruitment 2026 – Vacancy Details

Eligibility Criteria

Educational Qualification

• Candidates must have a 3-year Diploma in the relevant engineering trade
• Accepted branches include:
  • Automobile / Mechanical Engineering
  • Electrical / Electronics Engineering
  • Civil / Rural Engineering
  • Computer Science / IT
  • Textile / Chemical / Printing / Ceramic Engineering
  • Agriculture Engineering

Qualification for Science Post

• Candidates must have a Bachelor’s Degree (B.Sc)
• Subjects required:
  • Physics
  • Chemistry
  • Mathematics

Institution Requirement

• Diploma / Degree must be from an AICTE or UGC recognized institute/university
• The course must be completed in Regular Mode (Distance mode is not allowed)

Important Points

• Only relevant discipline/branch candidates are eligible
• Equivalent qualifications may be accepted as per official rules
• Candidates are advised to read the official notification carefully before applying

Age Limit (As on 01 August 2026)

Application Fee

Payment Mode

• Debit Card
• Credit Card
• Internet Banking
• IMPS
• Cash Card / Mobile Wallet

Selection Process

• Written Examination
• Document Verification
• Medical Examination

Exam Pattern

Bihar BTSC Laboratory Assistant Recruitment 2026 cutoff

Note: This is an expected cut off based on analysis. The official cut off will be released by BTSC after the examination.

Syllabus

Technical Subject (Main Focus)

• Questions will be based on relevant trade / discipline
• Topics from Diploma / Degree level syllabus
• Core concepts of the selected engineering branch

General Knowledge

• Current Affairs
• Indian History
• Geography
• Polity
• Economy
• General Science

 Mathematics / Numerical Ability

• Basic Arithmetic
• Percentage
• Ratio & Proportion
• Time & Work
• Profit & Loss
• Simple & Compound Interest

Reasoning Ability

• Logical Reasoning
• Number Series
• Coding-Decoding
• Analogy
• Classification
• Blood Relation
• Direction Test

Important Note

• Technical section will carry maximum weightage
• Questions will be objective type (MCQs)
• Level of exam will be Diploma / Graduation based

Salary & Benefits

How to Apply (Step-by-Step)

• To apply online, you must first visit their official website, where the link has recently been activated.
• A page will open before you, appearing something like this.
• 
• Here, you can see an "Online Application" section located in the corner; within this section, you will find various options. You need to click on "Candidate Registration."
• 
• Subsequently, a new page will open before you, where you will be able to view the names of all the job notifications. On the side, you will also find an 'Apply' button; simply click on the 'Apply' button located next to the specific job for which you wish to apply.
• 
• Once you click, you will find information related to eligibility, including your age and details regarding how your age is calculated based on your date of birth. If you meet the qualifications, click on the registration button.
• Once you click on 'Registration,' you will be presented with an option to accept the Terms and Conditions; you must accept them, and then a form similar to this will open before you.
• 
• Please fill out the form provided here strictly in accordance with your documents. You must fill in all the information with great care and, at the same time, avoid making any kind of mistake.
• Once you have correctly filled out the form, please review it carefully; subsequently, a registration fee of ₹100 will be applicable. Once the payment is successfully completed, your registration will be finalized.

Required Documents

• Passport Size Photograph (Recent)
• Signature (Scanned Copy)
• Educational Certificates (Diploma / Degree / Marksheet)
• Identity Proof (Aadhaar Card / Voter ID / PAN Card)
• Caste Certificate (if applicable)
• Domicile Certificate (if required)
• Disability Certificate (for PwD candidates, if applicable)
• Experience Certificate (if applicable)
• Valid Email ID & Mobile Number

Admit Card Details

• Admit Card will be released before the examination
• Candidates can download it from the official website
• Login using Registration Number and Password / Date of Birth

Details Mentioned on Admit Card

• Candidate’s Name
• Roll Number
• Exam Date & Time
• Exam Center Address
• Photograph & Signature
• Important Instructions

Important Instructions

• Carry a printed copy of Admit Card to the exam center
• Bring a valid Photo ID proof along with admit card
• Reach the exam center on time
• Follow all exam guidelines mentioned on the admit card

Important Links