DRDO Technical Assistant-B Eligibility Criteria 2026: Age Limit, Qualification & Details

If you’re planning to apply for the DRDO Technical Assistant-B (STA-B) post 2026, understanding every detail is crucial before submitting your application. The recruitment is conducted by Defence Research and Development Organisation (DRDO) under the Ministry of Defence, offering a prestigious opportunity in the technical cadre. In this blog, we break down the DRDO STA-B eligibility criteria in detail. Explore here!

DRDO Technical Assistant-B Notification 2026 PDF Download

Candidates are advised to carefully read the official notification released by Defence Research and Development Organisation before applying. The notification PDF contains complete details about DRDO STA-B eligibility criteria, vacancy, syllabus, exam pattern, and application process. Downloading and reviewing the official document will help you avoid mistakes during the application process.

DRDO Technical Assistant-B 2026 Overview

What is DRDO STA-B Recruitment?

The Centre for Personnel Talent Management conducts recruitment for Senior Technical Assistant-B (STA-B) posts under DRDO Technical Cadre (DRTC).

• Total Vacancies: 561 (STA-B)
• Pay Level: Level-6 (₹35,400 – ₹1,12,400)
• Job Type: Group ‘B’, Non-Gazetted

DRDO STA-B Syllabus 2026 PDF Download

The DRDO STA-B syllabus 2026 includes General Awareness, Reasoning, Quantitative Aptitude, English, and technical subjects as per Defence Research and Development Organisation guidelines.

DRDO STA-B Recruitment 2026: Important Dates

• Opening Date: 11 December 2025
• Closing Date: 01 January 2026
• Fee Payment Last Date: 03 January 2026
• Correction Window: 04–06 January 2026
• Exam Date: To be announced

DRDO Technical Assistant-B Eligibility Criteria 2026 – Educational Qualification

To meet the DRDO STA-B eligibility criteria, candidates must have:

Required Qualification

• B.Sc. Degree OR Diploma (AICTE recognized) in relevant discipline

Important Conditions

• Qualification must be completed before 01 January 2026
• Final year students are NOT eligible
• Higher qualifications like:
  • B.Tech
  • BE
  • M.Sc
  • PhD
    Not eligible if only higher degree is held

This is a critical part of the DRDO STA-B eligibility criteria many candidates overlook.

DRDO Technical Assistant-B Eligibility Criteria: Disciplines Covered

The recruitment includes multiple technical streams such as:

• Computer Science Engineering
• Mechanical Engineering
• Electronics & Communication
• Electrical Engineering
• Civil Engineering
• Chemistry, Physics, Mathematics
• Library Science
• Psychology
• Metallurgical Engineering

 Among these, Computer Science (160 vacancies) and Mechanical (127 vacancies) have the highest openings.

DRDO Technical Assistant-B Eligibility Criteria 2026 – Age Limit

To satisfy the DRDO STA-B eligibility criteria, candidates must be:

• Minimum Age: 18 years
• Maximum Age: 28 years
• Cut-off Date: 01 January 2026

DRDO STA-B Eligibility Criteria 2026: Age Relaxation

The government provides relaxation as per rules:

Age relaxation is applicable only if valid certificates are submitted.

DRDO STA-B Eligibility Criteria 2026: Nationality

• Only Indian citizens can apply

DRDO STA-B Eligibility Criteria 2026: Medical Fitness

Candidates must:

• Be physically & mentally fit
• Have good vision (no color blindness/night blindness)
• Pass medical examination before appointment

Failing medical standards leads to rejection, even after selection.

Other Conditions in DRDO STA-B Eligibility Criteria

Not Eligible If:

• Final results are pending
• Wrong qualification submitted
• Higher degree without required diploma/B.Sc
• False information provided

Mandatory Documents:

• 10th certificate (DOB proof)
• Qualification certificates
• Category certificate (if applicable)

DRDO Technical Assistant-B Vacancy 2026

The DRDO STA-B vacancy details include 561 total posts across multiple disciplines with category-wise distribution.

• Total Vacancies: 561
• Category-wise Total:
  • SC: 83
  • ST: 43
  • OBC: 136
  • EWS: 50
  • UR: 249

Highest vacancies:

• Computer Science: 160
• Mechanical Engineering: 127
• Electronics: 111

DRDO Technical Assistant-B Selection Process 2026

Though not part of eligibility, candidates should know:

1. Tier-I (CBT) – Screening
2. Tier-II (CBT) – Final merit

Only candidates meeting DRDO STA-B eligibility criteria proceed further.

DRDO Technical Assistant-B Apply Online 2026 – How to Apply

Applying for DRDO STA-B through Centre for Personnel Talent Management is completely online.

How to Apply for DRDO STA-B

Follow these simple steps:

1. Visit the official DRDO website
2. Go to “Vacancies” → CEPTAM Recruitment
3. Click on “Apply Online”
4. Register using:
   • Email ID
   • Mobile number
5. Fill the application form:
   • Personal details
   • Educational qualification
   • Post code selection
6. Upload required documents
7. Pay application fee
8. Submit and download application form

Always apply before the last date (01 Jan 2026) to avoid last-minute issues.

Documents Required for DRDO STA-B

Keep these ready before applying:

• Passport size photo (JPG format)
• Signature (JPG format)
• Educational certificates (B.Sc/Diploma)
• 10th certificate (Date of Birth proof)
• Category certificate (SC/ST/OBC/EWS, if applicable)
• PwBD certificate (if applicable)
• Ex-servicemen certificate (if applicable)
• Bank details (for fee refund)

Make sure documents are clear and valid as per eligibility date.

DRDO STA-B Application Fee 2026

Fee Structure:

Refund Rule:

• ₹500 will be refunded only if you appear in Tier-I exam

Payment Mode:

• Debit Card
• Credit Card
• Net Banking
• UPI

Bank charges may apply.

DRDO Technical Assistant-B Posting & Service Conditions

• Posting anywhere in India
• Minimum 5 years mandatory service at first location
• Transfer possible based on organizational needs

DRDO Technical Assistant-B Job Benefits 2026 After Selection

Candidates fulfilling the DRDO STA-B eligibility criteria and selected will get:

• Government salary (Level-6)
• DA, HRA, Transport Allowance
• Medical facilities
• Pension (NPS/UPS)
• DRDO campus facilities

DRDO Technical Assistant-B Salary 2026

The DRDO Technical Assistant-B salary 2026 offered by Defence Research and Development Organisation is attractive and comes under Pay Level-6 (₹35,400 – ₹1,12,400) as per the 7th CPC. The in-hand salary is approximately ₹50,000 – ₹60,000 per month, depending on the posting location and allowances.

Salary Structure (Approx.)

• Basic Pay: ₹35,400
• Dearness Allowance (DA): As per govt rates
• House Rent Allowance (HRA): Based on city
• Transport Allowance: Applicable
• Other Benefits: Medical, LTC, Children Education Allowance

Additional Benefits

• Pension under NPS/UPS
• Canteen (CSD) facility
• Paid leaves & job security
• Promotion under LFCS scheme

Understanding the DRDO STA-B eligibility criteria is the first and most important step before applying. Many candidates get rejected due to small mistakes like wrong qualification or missing documents.

Carefully verify:

• Your qualification
• Age limit
• Category certificates

before applying. Good luck!