The Bihar Technical Service Commission (BTSC) has released the detailed recruitment schedule for the appointment of Assistant Engineers (Civil, Electrical, and Mechanical) in various Bihar government departments. The recruitment will be conducted through an online application process followed by a Computer-Based Test (CBT).

Important Dates
- Online Application Start Date: Already commenced
- Last Date to Submit Online Application: 21 January 2026
- Last Date for Fee Payment: 21 January 2026
- Document Upload Deadline: 21 January 2026
- Computer-Based Test (CBT): To be announced
- Document Verification: Post declaration of CBT results
Candidates are advised to complete the application process well before the deadline, as no extension is expected.
Vacancies and Departments
The recruitment covers Assistant Engineer posts in:
- Civil Engineering
- Electrical Engineering
- Mechanical Engineering
Appointments will be made across departments including Water Resources, Building Construction, Urban Development & Housing, Rural Works, and other technical wings of the Bihar government.
Eligibility Criteria
Applicants must hold a Diploma or Degree in the relevant engineering discipline from an AICTE/UGC-recognised institution, obtained through regular (non-distance) mode. The minimum age for application is 18 years, with upper age limits and relaxations applicable as per Bihar government norms.
Selection Process
Selection will be based on a Computer-Based Test (CBT) of 100 marks, comprising:
- 75 marks for discipline-specific technical subjects
- 25 marks for general and allied technical knowledge
The final merit list will be prepared based on normalized CBT scores and reservation rules.
Application Mode
Applications must be submitted online only through the official BTSC portal. Offline or incomplete applications will not be accepted. Candidates must ensure correct uploading of certificates, category documents, and identity proofs during the application process.
Official Advisory
BTSC has clarified that all updates related to exam dates, admit cards, and results will be published only on the official website. Candidates are advised to avoid unauthorised sources and verify information directly from official notifications.
