DSSSB Recruitment 2026 – Delhi Subordinate Services Selection Board: Recruitment for 25 posts including Junior Scientific Assistant, TGT (Computer Science), Special Educator, I.T. Assistant G

About Delhi Subordinate Services Selection Board (DSSSB)

The Delhi Subordinate Services Selection Board (DSSSB) is the recruiting agency of the Government of the National Capital Territory of Delhi responsible for selecting eligible candidates for Group B and Group C posts across departments of the Delhi government. Established under a statutory framework, DSSSB conducts competitive examinations, skill tests and interviews to fill thousands of posts every year across education, health, forensic science, clerical cadres and technical streams.

DSSSB operates at scale: it designs and administers Computer Based Tests (CBT) for large candidate pools, maintains merit lists, and coordinates with departmental authorities for appointments and postings. The Board is a sought-after employer because of transparent recruitment, regularised pay scales under the 7th CPC pay matrix and stable government service benefits for employees posted primarily within the National Capital Territory of Delhi.

About the Junior Scientific Assistant (Biology); Junior Scientific Assistant (Ballistics); Junior Scientific Assistant (Chemistry); Junior Scientific Assistant (Lie-Detection); Junior Scientific Assist Role

Junior Scientific Assistants (JSAs) are technical staff engaged in laboratory and field-level scientific work for departments such as Forensic Science Laboratory, Crime Branch, Archaeology, and other technical units under the Delhi government. Day-to-day duties vary by specialization:

• Biology: Collect and preserve biological samples, prepare slides, run routine tests (DNA extraction, microscopy), maintain chain-of-custody records, and assist senior scientists in analysis and reporting.
• Chemistry: Prepare reagents, perform qualitative and quantitative analyses, operate GC/FTIR equipment under supervision, and ensure lab safety and inventory control.
• Ballistics: Assist ballistic experts in test-firing ranges, examine firearms and ammunition, prepare ballistic reports, and maintain secure evidence storage.
• Lie-Detection: Operate polygraph equipment under supervision, record and archive test sessions, and maintain equipment calibration logs.

Work location: primarily in Delhi-based laboratories and forensic centres; occasional field visits for sample collection or court evidence transfers. Reporting structure: Junior Scientific Assistants typically report to a Senior Scientific Officer or Section Head. The role blends lab bench work with documentation and occasional court testimony. This is a non-uniform, technical post requiring adherence to laboratory protocols and confidentiality.

Salary Breakdown and Career Growth

Most Junior Scientific Assistant positions are placed in the 7th CPC Pay Matrix. Typical entry pay and components (approximate and subject to final notification):

• Pay Level: Level 6 (typical for technical posts) with starting basic pay around ₹35,400 per month.
• Dearness Allowance (DA): Variable; historically around 42%–48% of basic (subject to government rates at time of appointment).
• House Rent Allowance (HRA): 24% for Delhi (metro), 16%/8% for other areas depending on city classification.
• Travel Allowance (TA) and other allowances: As per Delhi government rules; medical allowance where applicable.

Approximate in-hand salary after standard deductions (Provident Fund/NPS, income tax where applicable) is likely to be in the range of ₹40,000–₹55,000 per month at joining, depending on DA and HRA. Career growth: promotion paths commonly include Senior Scientific Assistant, Assistant Scientific Officer and scale-based promotions to Group B technical ranks. Performance, departmental exams and seniority influence pace of promotion.

Benefits and Perks

• Contributory pension/retirement benefits: National Pension System (NPS) or GPF as applicable to post.
• Medical benefits under Delhi government schemes or CGHS where eligible.
• Leave Travel Concession (LTC) as per government policy.
• Group insurance and employee welfare schemes.
• Compensatory allowances for fieldwork, if posted to crime scene or sample collection duties.
• Access to government canteen, subsidised accommodation (subject to availability), and training programs to upskill technical staff.

Exam Pattern and Preparation Strategy

Selection typically follows a CBT (objective) followed by document verification and skill/trade test if applicable. Standard pattern for many DSSSB technical posts:

• Stage 1: Computer Based Test — Objective questions covering General Awareness, General Intelligence & Reasoning, Numerical Ability and Subject-specific questions. Expect ~100 questions, 2 hours, and negative marking of 0.25 for each wrong answer in many DSSSB tests (confirm in official notification).
• Stage 2: Skill/Trade Test — Practical tasks or equipment operation test for lab-based roles (pass/fail basis), where applicable.
• Stage 3: Document Verification and Medical Exam.

Preparation tips:

• Start with the official syllabus in the notification — map subject topics to standard textbooks and past question papers from DSSSB. Download previous year papers from the DSSSB portal.
• For general studies and reasoning, use R.S. Agarwal and Lucent’s General Knowledge for quick coverage; solve daily topic-wise quizzes and full-length mock tests.
• For technical subjects (Biology/Chemistry/Ballistics), revise core undergraduate/ITI practical manuals and standard lab procedure guides. Recommended books: “Practical Forensic Science” (relevant author per sub-discipline) and undergraduate laboratory manuals for Biology and Chemistry.
• Practice time management by taking full-length mock CBTs. Accuracy is vital due to negative marking — do not guess excessively.
• If a skill test is part of selection, practice equipment handling and request sample practical tasks from mentors in forensic labs or colleges.

Is This the Right Job for You?

This role suits candidates with vocational/ITI training who enjoy hands-on laboratory work, technical procedures and meticulous documentation. It is a good fit for those seeking a stable government job with technical career progression within forensic, research or public health laboratories.

Compare with similar posts: Junior Laboratory Assistant (health labs) involves routine clinical sample testing and shifts; Junior Scientific Assistant is more specialised (forensics/ballistics/chemistry) and may require occasional court testimony. If you prefer desk-based administrative work, consider clerical cadre posts; for field science work and technical skill growth, this DSSSB JSA role is preferable.

Final advice: Read the official DSSSB notification carefully for subject-wise syllabus, exact pay level and skill test requirements. Build a study timetable focused on core technical topics and practice DSSSB-style CBT mocks to clear the objective stage.