RRB Technician Grade I Signal and Grade III Answer Key 2026 - Download & Submit Objection

Opening

The Railway Recruitment Boards notification CEN No. 02/2026 relates to the recruitment of Technician Grade-I Signal and various Technician Grade-III categories. The supplied document is the detailed recruitment notification and does not announce the release of an answer key or an objection schedule.

Post Details

Important Dates

The Computer Based Test, Document Verification and Medical Examination dates will be announced separately through the official RRB websites.

Application Fee

The fee is payable online through internet banking, debit card, credit card or UPI. Candidates appearing in the CBT will receive a refund after applicable bank charges. For the ₹500 fee category, ₹400 will be refunded, while the ₹250 fee category will receive a refund of ₹250 after applicable bank charges. The fee must be paid separately for each pay level.

Age Limit

The age is calculated as on 01/07/2026.

Age relaxation includes 5 years for SC/ST, 3 years for OBC-NCL, 10 years for PwBD-UR/EWS, 13 years for PwBD-OBC-NCL and 15 years for PwBD-SC/ST, subject to the conditions and certificates prescribed in the notification. Additional relaxation is available for Ex-Servicemen, eligible Railway employees, apprentices and certain widowed, divorced or judicially separated female candidates.

Vacancy Details

Technician Grade-III vacancies include Track Machine, Blacksmith, Bridge, Carriage and Wagon, Diesel Electrical, Diesel Mechanical, Electrical/TRS, Electrical (GS), Electrical (TRD), EMU, Fitter, Refrigeration and Air Conditioning, Signal and Telecommunication, Welder, Crane Driver, Carpenter, Electrical (PU & WS), Fitter (PU & WS), Machinist, Mechanical, Millwright, Painter, Trimmer and other notified categories.

Eligibility / Qualification

Technician Grade-I Signal

Candidates must possess one of the following from a recognized University or Institute:

• Bachelor of Science in Physics, Electronics, Computer Science, Information Technology or Instrumentation.
• B.Sc. with a combination of relevant basic streams.
• Three-year Diploma in Engineering in the specified streams.
• Degree in Engineering in the specified streams or a combination of those streams.

Technician Grade-III

Candidates must generally possess Matriculation/SSLC along with ITI from an NCVT/SCVT-recognized institution in the relevant trade, or Matriculation/SSLC with Course Completed Act Apprenticeship in the relevant trade. The accepted trades differ by post and include Fitter, Electrician, Electronics Mechanic, Instrument Mechanic, Mechanic Diesel, Mechanic Motor Vehicle, Welder, Machinist, Carpenter, Plumber, Wireman, Painter, Refrigeration and Air Conditioning Mechanic, Turner, Millwright Maintenance Mechanic and other trades listed in Annexure A.

For Technician Grade-III Signal and Telecommunication, candidates may also qualify with 10+2 having Physics and Mathematics, as specified in the notification.

Candidates must possess the prescribed qualification by 29/07/2026. Candidates awaiting final examination results are not eligible. A Diploma or Degree in Engineering is not accepted in place of ITI or Course Completed Act Apprenticeship for Pay Level-2 posts unless specifically permitted.

Selection Process

1. Computer Based Test (CBT)
2. Document Verification (DV)
3. Medical Examination (ME)

A separate CBT will be conducted for each pay level. Candidates will be shortlisted for Document Verification on the basis of CBT merit, generally at a ratio of 1:1 against the vacancies for the concerned RRB. Final appointment is subject to document verification, medical fitness and verification of character and antecedents.

Exam Pattern

Technician Grade-I Signal CBT

Technician Grade-III CBT

The CBT duration is 90 minutes. There is negative marking of one-third mark for every incorrect answer. Normalisation will be applied where the examination is conducted in multiple shifts. Minimum qualifying percentages are UR/EWS: 40%, OBC-NCL: 30%, SC: 30% and ST: 25%, subject to the PwBD relaxation prescribed in the notification.

Answer Key Details

The supplied CEN No. 02/2026 document contains the recruitment rules, vacancy details, eligibility requirements and CBT syllabus. It does not contain a released answer key, answer-key download notice, objection deadline or objection-fee details. Candidates should check the official RRB website selected in their application for any future provisional answer key, response sheet, objection window or final answer key notice.

The official RRB websites include the centralised portal rrb.indianrailways.gov.in and the respective regional RRB websites. Only notices published by the concerned RRB should be treated as authentic.

Medical Standards

The notification prescribes different medical standards for different posts. The standards include A3, B1, B2 and C1, with specified distance vision, near vision, colour vision, binocular vision, night vision and mesopic vision requirements. Candidates who have undergone LASIK or another refractive-error correction procedure are not eligible for posts requiring A3 medical standard.

Important Instructions

• Candidates may choose only one RRB for a particular pay level.
• A separate application and fee payment are required for each pay level.
• More than one application for the same pay level may lead to rejection and debarment.
• Candidates must keep their personal mobile number and email ID active throughout the recruitment process.
• CBT e-call letters will be downloaded from the concerned RRB website; no call letter will be sent by post.
• Candidates must carry the e-call letter and an original valid photo identity document to the examination centre.
• Original certificates and two sets of self-attested photocopies must be produced during Document Verification.
• Use of unfair means, impersonation, false information or banned electronic items may lead to cancellation and lifetime debarment from RRB/RRC examinations.