Exam guide · DSSSB
DSSSB JSA
DSSSB Junior Scientific Assistant (Forensic Science Laboratory, Delhi)
The Delhi Subordinate Services Selection Board's recruitment of Junior Scientific Assistants in eleven forensic disciplines for the Forensic Science Laboratory, GNCTD, through a one-tier 200-mark objective exam.
Latest official notice: DSSSB Advertisement No. 03/2026 — post codes 21/26 to 31/26 (Junior Scientific Assistant), published 29 May 2026.
Vacancies
289 across 11 disciplines
Age limit
Between 18 and 27 years (departmental candidates up to 40)
Application fee
₹100, through SBI ePay only; non-refundable
Notice published
29 May 2026
DSSSB JSA notification: key dates and vacancies
| Online application opens | 16 June 2026 (12 noon) |
|---|---|
| Online application closes | 15 July 2026 (11:59 pm) |
| Exam | To be announced on the Board's website |
| Vacancies | 289 across 11 disciplines (largest: Cyber Forensic 81, Crime Scene/DMFU 46, Biology 44) |
Posts filled through this exam
- Junior Scientific Assistant, Forensic Science Laboratory, GNCTD
- Pay Level – 5; Group 'C', General Central Service, Non-Gazetted
Source: DSSSB Advertisement No. 03/2026 — post codes 21/26 to 31/26 (Junior Scientific Assistant) (published 29 May 2026). Confirm in the official notice before applying.
DSSSB Advertisement No. 03/2026 includes 289 Junior Scientific Assistant posts in eleven disciplines at the Forensic Science Laboratory, GNCTD. They are Group 'C' non-gazetted posts at Pay Level – 5.
Selection is by a one-tier objective exam of 200 marks in 2 hours with 0.25 negative marking.
DSSSB Junior Scientific Assistant salary and pay level
The advertisement prints "Pay Level – 5" for every JSA discipline. It does not print allowances or in-hand pay, so none are shown.
Pay and vacancies by discipline
| Code | Discipline | Pay | Posts |
|---|---|---|---|
| 21/26 | Biology | Pay Level – 5 | 44 |
| 22/26 | Ballistics | Pay Level – 5 | 18 |
| 23/26 | Chemistry | Pay Level – 5 | 37 |
| 24/26 | Lie-Detection | Pay Level – 5 | 12 |
| 25/26 | Documents | Pay Level – 5 | 15 |
| 26/26 | HRD/QC | Pay Level – 5 | 5 |
| 27/26 | Photo | Pay Level – 5 | 14 |
| 28/26 | Cyber Forensic | Pay Level – 5 | 81 |
| 29/26 | Crime Scene / District Mobile Forensic Unit | Pay Level – 5 | 46 |
| 30/26 | Finger Print | Pay Level – 5 | 1 |
| 31/26 | Physics | Pay Level – 5 | 16 |
Total 289. The Board says vacancy figures are tentative.
Age limit and qualification
Age must be between 18 and 27 years on 15 July 2026; departmental candidates up to 40. SC/ST get 5 years, OBC 3 years and PwBD 10 years of relaxation.
Each discipline needs a specified Master's degree — for example Chemistry/Toxicology/Biochemistry/Forensic Science (Chemistry), Psychology or Criminology (Lie-Detection), Computer Science/IT/Applications or B.E./B.Tech in CSE/IT/ECE/EEE (Cyber Forensic).
Exam scheme
Section A has 100 general questions, 20 marks each on general awareness, reasoning, arithmetic, Hindi and English. Section B has 100 one-mark MCQs on the subject of the discipline's prescribed qualification; no detailed Section B syllabus is printed.
No minimum applies to Section A. On Section B and on the total you need 40% (General/EWS), 35% (OBC Delhi) or 30% (SC/ST/PwBD).
How to apply
- 1
Apply online
Apply through dsssb.delhi.gov.in. For this advertisement the window was 16 June to 15 July 2026.
- 2
Pay the fee
₹100 via SBI ePay. Women, SC, ST, PwBD and Ex-Servicemen are exempt.
Latest DSSSB JSA recruitment
No active trusted recruitment is published for this exam right now.
Exam overview
Reviewed editorial
Who it is for
Science postgraduates (or B.Tech in specified branches) aged 18–27 who want a Group 'C' forensic post in Delhi at Pay Level 5.
Eligibility, age and qualification
Exact limits are set per post in each official notice.
Age limit
Between 18 and 27 years (departmental candidates up to 40) (as on 15 July 2026 (closing date))
Educational qualification
- Master's degree in the subject prescribed for the discipline (e.g. Chemistry, Physics, Zoology/Botany, Psychology, Forensic Science)
- Biology and Cyber Forensic also accept specified B.E./B.Tech degrees
Upper age relaxation
| SC / ST | 5 years |
| OBC | 3 years |
| PwBD | 10 years |
| Departmental candidates | Up to 40 years of age |
Application fee
₹100, through SBI ePay only; non-refundable. Women, SC, ST, PwBD and Ex-Servicemen (except ESM already in regular civil employment)
Source: DSSSB Advertisement No. 03/2026 — post codes 21/26 to 31/26 (Junior Scientific Assistant) (published 29 May 2026). Confirm in the official notice before applying.
- Master's in the discipline-specific subject (some disciplines accept B.E./B.Tech)
- Age 18–27 years on the closing date
- Category-wise relaxation
Selection process and exam pattern
Stages of selection
- 1One-tier objective exam: 200 MCQs, 200 marks, 2 hours
- 2Document verification
One-tier (Technical) exam
2 hours
| Subject | Questions | Marks |
|---|---|---|
| Section A: General Awareness | 20 | 20 |
| Section A: General Intelligence & Reasoning Ability | 20 | 20 |
| Section A: Arithmetical & Numerical Ability | 20 | 20 |
| Section A: Test of Hindi Language & Comprehension | 20 | 20 |
| Section A: Test of English Language & Comprehension | 20 | 20 |
| Section B: Subject concerned | 100 | 100 |
0.25 marks deducted per wrong answer. Bilingual except language sections. Minimum (on Section B and on total): General/EWS 40%, OBC (Delhi) 35%, SC/ST/PwBD 30%.
Source: DSSSB Advertisement No. 03/2026 — post codes 21/26 to 31/26 (Junior Scientific Assistant) (published 29 May 2026). Confirm in the official notice before applying.
Reviewed editorial
One-tier objective exam of 200 questions and 200 marks in 2 hours, with 0.25 negative marking.
Syllabus and subject-wise prep
- General awareness
- General intelligence and reasoning
- Arithmetical and numerical ability
- Hindi and English language and comprehension
- Discipline subject (biology, chemistry, physics, cyber forensics, etc.)
Prepare for DSSSB JSA
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Frequently asked questions
What is the age limit for DSSSB JSA?
Between 18 and 27 years (departmental candidates up to 40), counted as on 15 July 2026 (closing date), as per the DSSSB Advertisement No. 03/2026 — post codes 21/26 to 31/26 (Junior Scientific Assistant). Category-wise upper age relaxation is given in the notice.
What qualification is needed for DSSSB JSA?
Master's degree in the subject prescribed for the discipline (e.g. Chemistry, Physics, Zoology/Botany, Psychology, Forensic Science). Biology and Cyber Forensic also accept specified B.E./B.Tech degrees.
When can I apply for DSSSB JSA?
Online application opens: 16 June 2026 (12 noon), as per the notice published on 29 May 2026. Applications are made only on dsssb.delhi.gov.in.
What is the DSSSB JSA exam pattern?
One-tier (Technical) exam: Section A: General Awareness, Section A: General Intelligence & Reasoning Ability, Section A: Arithmetical & Numerical Ability, Section A: Test of Hindi Language & Comprehension, Section A: Test of English Language & Comprehension, Section B: Subject concerned (2 hours). 0.25 marks deducted per wrong answer. Bilingual except language sections. Minimum (on Section B and on total): General/EWS 40%, OBC (Delhi) 35%, SC/ST/PwBD 30%.
How many vacancies are there in DSSSB JSA?
289 across 11 disciplines (largest: Cyber Forensic 81, Crime Scene/DMFU 46, Biology 44), according to the DSSSB Advertisement No. 03/2026 — post codes 21/26 to 31/26 (Junior Scientific Assistant).
What is the salary of a DSSSB Junior Scientific Assistant?
Pay Level – 5, as printed in Advertisement No. 03/2026. In-hand pay is not printed.
What is the age limit?
18 to 27 years on 15 July 2026.
Is there negative marking?
Yes, 0.25 marks per wrong answer.
What is DSSSB JSA?
The Delhi Subordinate Services Selection Board's recruitment of Junior Scientific Assistants in eleven forensic disciplines for the Forensic Science Laboratory, GNCTD, through a one-tier 200-mark objective exam.
Who is DSSSB JSA for?
Science postgraduates (or B.Tech in specified branches) aged 18–27 who want a Group 'C' forensic post in Delhi at Pay Level 5.
How is DSSSB JSA selection described?
One-tier objective exam of 200 questions and 200 marks in 2 hours, with 0.25 negative marking.
Niyookti is not part of DSSSB. The official DSSSB website (dsssb.delhi.gov.in) and its notices are the only final source. Always confirm details there before applying.