DRDO STA Exam Guide 2026
DRDO STA 2026 notification updates and complete exam guide. Check exam dates, vacancies, eligibility criteria, selection process, syllabus, and application details.
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📊 Post Details & Salary Structure
| Name of Organization | Defence Research & Development Organisation (DRDO) |
|---|---|
| Official Website | DRDO |
| Post Name | Senior Technical Assistant-B (STA-B) |
| DRDO Senior Technical Assistant B Vacancy | 561 |
| DRDO STA B Notification Release Date | 11th December 2025 |
| DRDO STA B Application Start Date | 11th December 2025 |
| DRDO STA B Last Date to Apply | 11th January 2026 |
| DRDO STA B Tier 2 Exam Date | 15th June 2026 |
| DRDO STA B Result Date | To be announced |
| Mode of Exam | Online (CBT) |
| Educational Qualification | Bachelor’s degree in Science OR Diploma in Engineering/Technology/Computer Science/Allied Subjects (AICTE-recognised) |
📊 DRDO Senior Technical Assistant Free Question 2025 PDFs
| Free DRDO STA B Electronics Engineering Questions 2025 PDF |
|---|
| Free DRDO STA B Mechanical Engineering Questions 2025 PDF |
| Free DRDO STA B Electrical Engineering Questions 2025 PDF |
| Free DRDO STA B Computer Science Questions 2025 PDF |
| Free DRDO STA B Quantitative Aptitude Questions 2025 PDF |
| Free DRDO STA B General Science Questions 2025 PDF |
| Free DRDO STA B Logical Reasoning Questions 2025 PDF |
📊 Drdo ceptam senior technical assistant vacancy
| Subject / Discipline | Total | SC | ST | OBC | EWS | General |
|---|---|---|---|---|---|---|
| Automobile Engineering | 3 | 1 | 0 | 1 | 1 | 0 |
| Chemical Engineering | 15 | 3 | 1 | 4 | 1 | 6 |
| Chemistry | 22 | 3 | 0 | 5 | 3 | 11 |
| Civil Engineering | 11 | 1 | 1 | 1 | 1 | 7 |
| Computer Science & Engineering | 160 | 23 | 9 | 39 | 14 | 75 |
| Electrical & Electronics Engineering | 11 | 1 | 1 | 3 | 0 | 4 |
| Electrical Engineering | 47 | 6 | 2 | 10 | 6 | 23 |
| Electronics / ECE / ETE | 111 | 24 | 11 | 30 | 6 | 40 |
| Geology | 1 | 0 | 0 | 0 | 1 | 0 |
| Instrumentation Engineering | 6 | 0 | 0 | 1 | 0 | 5 |
| Instrumentation & Electronics Engineering | 2 | 1 | 0 | 1 | 0 | 0 |
| Library Science | 5 | 0 | 1 | 0 | 0 | 4 |
| Mathematics | 6 | 1 | 1 | 0 | 0 | 4 |
| Mechanical Engineering | 127 | 2 | 14 | 10 | 37 | 64 |
| Metallurgical Engineering | 12 | 2 | 1 | 1 | 1 | 7 |
| Physics | 18 | 3 | 2 | 4 | 2 | 7 |
| Psychology | 1 | 0 | 0 | 0 | 0 | 1 |
| Total | 561 | 83 | 43 | 136 | 50 | 249 |
📊 Drdo ceptam 11 sta b application form fee
| Post | Category | Application Fee (Non-Refundable) (A) | Refundable Fee (B) | Total Fee to be Paid (A+B) |
|---|---|---|---|---|
| STA B | UR/OBC/EWS/MSP | Rs 250 | Rs 500 | Rs 750 |
| Women/SC/ST/PwBD/*Ex-Servicemen | Nil | 500 | Rs 500 |
📊 DRDO CEPTAM STA B Eligibility Criteria
| Subject | Qualification |
|---|---|
| Agriculture | B.Sc degree in Agriculture/Agricultural Science from a recognised university. |
| Automobile Engineering | Diploma in Automobile Engineering/Mechanical Engineering (Automobile) recognised by AICTE. |
| Botany | B.Sc. degree in Botany from recognised University/Institute (candidates of ZBC etc. may also apply). |
| Chemical Engineering | Diploma in Chemical Engineering/Technology recognised by AICTE. |
| Chemistry | B.Sc. degree in Chemistry/Chemical Science from recognised University/Institute (candidates of PCM/ZBC/PCB etc. may also apply). |
| Civil Engineering | Diploma in Civil Engineering recognised by AICTE. |
| Computer Science | B.Sc. degree in Computer Science or Allied Subjects from recognised University / Institute Or Diploma in Computer Science / Engineering/Technology/ Information Technology recognised by AICTE (Courses by DOEACC/BCA/MCA are not eligible). |
| Electrical & Electronics Engineering | Diploma in Electrical & Electronics Engineering recognised by AICTE. |
| Electrical Engineering | Diploma in Electrical Engineering recognised by AICTE. |
| Electronics & Instrumentation | Diploma in Electronics & Instrumentation recognised by AICTE. |
| Electronics or Electronics & Communication or Electronics & Telecommunication Engineering | B.Sc. degree in Electronics from recognised University/ Institute Or Diploma in Electronics or Electronics & Communication or Electronics & Telecommunication Engineering recognised by AICTE. |
| Instrumentation | B.Sc. degree in Instrumentation from recognised University/ Institute Or Diploma in Instrumentation or Instrumentation & Control Engineering recognised by AICTE. |
| Library Science | Degree in Science with minimum one year Diploma in Library Science from recognised University/Technical Board/ Institute. |
| Mathematics | B.Sc. degree in Mathematics from recognised University/Institute (candidates of PCM etc. may also apply). |
| Mechanical Engineering | Diploma in Mechanical Engineering or Mechanical Engineering (Production/Automobile/ Refrigeration & Air Conditioning/Maintenance etc.) recognised by AICTE. |
| Metallurgy | Diploma in Metallurgical Engineering recognised by AICTE. |
| Medical Lab Technology (MLT) | B.Sc degree in Medical Laboratory Technology (MLT) or 10+2 with Science subjects and minimum 02 year Diploma in Medical Laboratory Technology recognised by Central Government or State Government with 01 year relevant experience in a Medical Laboratory |
| Photography | B.Sc. degree in Photography from recognised University/ Institute Or Diploma in Photography recognised by AICTE (Applied courses and Bachelor in Fine Arts are not eligible). |
| Physics | B.Sc. degree in Physics from recognised University/Institute (candidates of PCM/PCB etc. may also apply). |
| Printing Technology | B.Sc. degree in Printing Technology from recognised University/Institute Or Diploma in Printing Technology/Engineering recognised by AICTE. |
| Psychology | B.Sc. degree in Psychology from recognised University/Institute. |
| Textile | B.Sc. degree in Textile/Textile Chemistry from recognised University/Institute Or Diploma in Textile Chemistry or Textile Engineering/ Technology recognised by AICTE. |
| Zoology | B.Sc. degree in Zoology from recognised University/Institute (candidates of ZBC etc. may also apply). |
📊 Eligibility Criteria Details
| Subject | Syllabus |
|---|---|
| Numerical Ability | Time and Distance HCF & LCM Time and Work Ratio and Proportions Simple & Compound Interest Mixtures & Allegations Percentages Profit and Loss Problems on Ages Data Interpretation Decimal & Fractions Average Number System |
| General Awareness | Indian Polity & Governance Indian National Movement Indian Constitution Cultural Heritage Geography- India & World Economy Science & Technology About India History- India & World |
| English | Comprehension Sentence Rearrangement Verb Subject-Verb Agreement Antonyms Synonyms Unseen Passages Articles Grammar Error Correction Tenses Idioms & Phrases |
| General Intelligence and reasoning | Data Sufficiency Logic Puzzle Test Coding-Decoding Analogy Classification Mathematical Operations Series Completion Alphabet Test Logical Sequence of Words Alpha-Numeric Sequence Puzzle Number Ranking & Time Sequence Eligibility Test Theme Detection Statement – Conclusions Coding-Decoding Number Series Alphabet Series Blood Relations Analogy Directions Decision Making Embedded Figures Cubes and Dice Mirror Images Clocks & Calendars Arithmetical Reasoning Non-Verbal Series Number Rankings. |
| General Science & Computer Knowledge | Simple Harmonic Motion Gravitation Physics of Gaseous State DRDO Syllabus for Computer Science MS PowerPoint Knowledge in operations of Computer Workplace Productivity Tools Newton’s Law of Motion Fluid Mechanics Nuclear Physics Wave Optics Laws of Thermodynamic Atomic Structure Kinematics Introduction to Computer Science The Internet MS Word Computer Software & Hardware PC Software and Office Automation Computer Networks Data Structures Database Management System MS Windows MS Word & MS Excel Windows MS Excel Boolean Algebra MS Office Internet Usage. |
📊 Exam Pattern & Marking Scheme
| Mode/Type of Examination | Name of Tests | No. of Questions | Maximum Marks | Time allotted for CBT |
|---|---|---|---|---|
| CBT for Screening | Test common to all post-codes: Quantitative ability/aptitude, General Intelligence & Reasoning ability, General awareness, English language (basic knowledge), General science | 150 | 150 | 120 minutes |
| CBT for Provisional Selection | Test specific to the subject of post-code | 120 | 120 | 90 minutes |
📊 Important Dates & Schedule
- Result Declaration
- To be announced
- Screening Test (Tier I)
- To be announced
- Final Selection (Tier II)
- To be announced
- Last Date of Online Application
- 11th january 2026
- Start of Online Application Process
- 11th December 2025
📊 DRDO STA-B Minimum Qualifying Marks
| Category | Minimum Qualifying Marks for C.B.T. |
|---|---|
| General/OBC | 40% |
| SC/ST | 35% |
📊 Recommended Books & Authors
| Topic | Book | Author |
|---|---|---|
| General Knowledge | Lucent’s General Knowledge | Binary Karn |
| General Knowledge 2023 | Arihant Publications | |
| Reasoning | Analytical Reasoning | M.k. Pandey |
| Verbal and Non-Verbal Reasoning | R.S. Agarwal | |
| English & Comprehension | English Grammar & Composition | Wren and Martin |
| General English for all Competitive Exams | S.C. Gupta, Arihant Publications |
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📌 Our Topics Covered
- DRDO STA Eligibility Criteria & Age Limit 2026
- DRDO STA Exam Pattern & Selection Process
- DRDO STA Educational Qualification & Attempts
- DRDO STA Salary Structure & Pay Scale
- DRDO STA Syllabus & Preparation Guide
❓ Frequently Asked Questions
Q1.In which subjects/disciplines are the DRDO STA B Vacancies 2025 out?
The DRDO STA B Vacancies are out in Agriculture, Automobile Engineering, Botany, Chemical Engineering, Chemistry, Civil Engineering, Computer Science, Electrical & Electronics Engineering, Electrical Engineering, Electronics & Instrumentation, Electronics or Electronics & Communication or Electronics & Telecommunication Engineering, Instrumentation, Library Science, Mathematics, Mechanical Engineering, Metallurgy, Medical Lab Technology (MTL), Photography, Physics, Printing Technology, Psychology, Textile, Zoology subjects/ disciplines.
Q2.Will there be any negative marking under DRDO CEPTAM Senior Technical Assistant B 2025?
Yes, there will be 0.25 negative marking under DRDO STA B 2025.
Q3.Is the DRDO STA B Recruitment exam online or offline?
The DRDO CEPTAM Senior Technical Assistant B (STA B) Recruitment 2025 exam will be held online for both stages.
Q4.What is the pay level under DRDO STA B 2025?
The candidate will receive Rs. 35400 to Rs 112400 per the 7th CPC Pay Matrix under DRDO STA B 2025 recruitment drive.
Q5.What is the last date to apply for the DRDO STA B 2025?
The last date to apply for the DRDO STA B 2025 is 11th January 2026.
Q6.What is the upper age limit for the DRDO STA B recruitment 2025?
Candidates appearing for the exam should not be more than 28 years old.
Q7.What is the selection process for DRDO STA B Recruitment 2025 ?
The selection of candidates will be based on a Tier I screening test followed by Tier II Final Selection.
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