BTSC Polytechnic Instructor Recruitment 2026 – 252 Vacancies for Electrician/Wireman | Apply Online 15 April to 15 May

Bihar Technical Service Commission (BTSC) has released a short notice for the recruitment of Instructor (Electrician/Wireman) / (Electrician) posts. A total of 252 vacancies will be filled under the Public Health Engineering Department, Bihar, Patna and the Science, Technology & Technical Education Department, Bihar, Patna. The positions are available in Government Engineering Colleges, Government Polytechnics, and Government Women’s Polytechnic Institutes across Bihar.

This is a significant recruitment drive for candidates seeking teaching/instructional positions in Bihar’s technical education sector. The online application process will commence on 15 April 2026 and conclude on 15 May 2026. The detailed advertisement with complete eligibility criteria, educational qualifications, age limit, pay scale, exam pattern, application fee, and reservation details will be available on the BTSC official website (www.btsc.bihar.gov.in) starting from 15 April 2026.

In this comprehensive guide, we provide all available information from the short notice, including vacancy details, important dates, application process, and expected eligibility criteria based on similar BTSC Polytechnic Instructor recruitments. Candidates are advised to check the detailed advertisement as soon as it is released on 15 April 2026 for complete and authoritative information.

BTSC Polytechnic Instructor Recruitment 2026 – Overview

Important Dates – BTSC Polytechnic Instructor Recruitment 2026

BTSC Polytechnic Instructor Vacancy 2026 – Total 252 Posts

Expert insight: Based on previous BTSC Polytechnic Instructor recruitments, the 252 vacancies are likely distributed across Government Engineering Colleges, Government Polytechnics, and Government Women’s Polytechnic Institutes in Bihar. Candidates should check the detailed advertisement to understand which institutes have vacancies and the district-wise posting locations.

Eligibility Criteria – BTSC Polytechnic Instructor 2026 (Expected)

Educational Qualification (Expected)

Age Limit (Expected)

Nationality & Domicile

Candidates must be Indian citizens. For reserved category benefits, Bihar domicile is typically required. Detailed information will be available in the full advertisement.

Pay Scale – BTSC Polytechnic Instructor 2026 (Expected)

Selection Process – BTSC Polytechnic Instructor 2026 (Expected)

Based on previous BTSC Instructor recruitments, the selection process typically includes:

Stage 1 – Written Examination (Computer Based Test or Offline)

Objective-type multiple-choice questions covering technical subject (Electrical Engineering), General Knowledge, Reasoning, and Teaching Aptitude.

Stage 2 – Document Verification

Shortlisted candidates will be called for document verification to verify educational qualifications, age proof, category certificates, domicile, and other relevant documents.

Stage 3 – Interview (if applicable)

Some BTSC recruitments include an interview or skill test. Candidates should check the detailed advertisement for confirmation.

Preparation tip: Start preparing for the written examination immediately. Focus on Electrical Engineering subjects (Machines, Power Systems, Measurement, Control Systems, Basic Electrical). Also prepare General Knowledge, Current Affairs (especially Bihar-specific), Reasoning, and Teaching Aptitude.

Application Fee – BTSC Polytechnic Instructor 2026 (Expected)

How to Apply for BTSC Polytechnic Instructor Recruitment 2026 – Step by Step Guide

Documents Required for BTSC Polytechnic Instructor Application

Important Instructions – BTSC Polytechnic Instructor 2026

Exam Syllabus – BTSC Polytechnic Instructor 2026 (Expected)

Expert Tips for BTSC Polytechnic Instructor Recruitment 2026

1. Download Detailed Advertisement on 15 April 2026

The short notice only provides basic information. The detailed advertisement (Advt. No. 23/2026) will be available on the BTSC website from 15 April 2026. Download and read it completely – it contains eligibility criteria, age limit, pay scale, exam pattern, syllabus, fee structure, reservation details, and application instructions. Do not apply without reading the full advertisement.

2. Check Educational Qualification Carefully

The post requires specific qualifications. Based on similar BTSC recruitments, candidates typically need a Diploma in Electrical Engineering (3 years) with a certain percentage. Some recruitments also accept B.E./B.Tech. Check the detailed advertisement for exact qualification requirements, percentage criteria, and whether experience is required.

3. Ensure You Have Bihar Domicile for Reservation

Reserved category benefits (SC, ST, OBC, EWS, PwD, Women) are typically applicable only for Bihar domicile candidates. If you are claiming any reservation, ensure you have a valid Bihar domicile certificate and category certificate issued by competent authority in Bihar.

4. Prepare Technical Subjects Thoroughly

The written examination will heavily focus on Electrical Engineering technical subjects. Revise core topics: Electrical Machines, Power Systems, Measurements, Control Systems, Basic Electrical Engineering. Solve previous years’ BTSC question papers and other state technical commission exam papers.

5. Don’t Ignore General Knowledge (Bihar Focus)

BTSC exams typically include Bihar-specific General Knowledge questions. Study Bihar history, geography, current affairs, government schemes, and important personalities. Also prepare national current affairs for the last 6-8 months.

6. Apply in the First Week of the Application Window

The application window opens on 15 April 2026. Apply within the first week (by 25 April) to avoid last-minute server issues. Keep all documents scanned and ready before starting the application. Save a copy of the submitted application form and payment receipt.

Frequently Asked Questions – BTSC Polytechnic Instructor Recruitment 2026

Q1: How many vacancies are announced for BTSC Polytechnic Instructor?

Total 252 vacancies for the post of Instructor (Electrician/Wireman) / (Electrician).

Q2: What is the application period?

Online applications can be submitted from 15 April 2026 to 15 May 2026.

Q3: Where can I find the detailed advertisement?

The detailed advertisement (Advt. No. 23/2026) will be available on the official BTSC website www.btsc.bihar.gov.in from 15 April 2026.

Q4: What is the educational qualification required?

The complete educational qualification will be specified in the detailed advertisement. Based on similar recruitments, candidates likely need a Diploma in Electrical Engineering or B.E./B.Tech in Electrical Engineering.

Q5: What is the age limit for this recruitment?

Expected age limit is 21 to 37 years for General category, with relaxation for SC/ST/OBC/PwD as per Bihar Government norms. Exact details will be in the detailed advertisement.

Q6: Is there any application fee for SC/ST candidates?

Typically, SC/ST/PwD candidates from Bihar domicile get fee concession or exemption. Exact fee structure will be published in the detailed advertisement on 15 April 2026.

Q7: Where will the posting be?

Posting will be in Government Engineering Colleges, Government Polytechnics, and Government Women’s Polytechnic Institutes under the Public Health Engineering Department and Science, Technology & Technical Education Department, Bihar.

Q8: What is the selection process?

Expected selection process includes Written Examination (CBT), Document Verification, and possibly Interview. Detailed selection process will be in the detailed advertisement.

Q9: Can candidates from other states apply?

Yes, candidates from other states can apply for General (Unreserved) category. Reserved category benefits (SC/ST/OBC/EWS/PwD) are typically applicable only for Bihar domicile candidates.

Q10: When will the exam be conducted?

The exam date has not been announced yet. Candidates should regularly check the BTSC website for updates on exam schedule and admit card release.

Q11: Is there any negative marking in the exam?

Negative marking details will be mentioned in the exam pattern section of the detailed advertisement. Candidates should check the official notification for this information.

Q12: What documents are required for the application?

Typical documents include: educational certificates (Diploma/Degree), Class 10 certificate (age proof), category certificates (if applicable), Bihar domicile (for reservation), photograph, and signature. Complete list will be in the detailed advertisement.