SCL Syllabus 2026: The Semi-Conductor Laboratory (SCL), under the Ministry of Electronics and Information Technology (MeitY), Government of India, has released the SCL Technician B and Technical Assistant Syllabus 2026 along with the recruitment notification. Candidates preparing for the SCL Recruitment 2026 examination can check the latest exam pattern, subject-wise syllabus, marking scheme, selection process and official syllabus PDF.
According to Advertisement No. SCL:DR:01/2026, the Computer-Based Test (CBT) for Technician ‘B’ and Technical Assistant will consist of 200 multiple-choice questions carrying 200 marks, with a total duration of 120 minutes. The examination will include general aptitude subjects and a separate trade-specific technical section.
Candidates should carefully study the syllabus and prepare according to their respective technical disciplines.
SCL Syllabus 2026 – Overview
| Particulars | Details |
|---|---|
| Organization | Semi-Conductor Laboratory (SCL) |
| Ministry | Ministry of Electronics & Information Technology |
| Examination | SCL Recruitment Examination 2026 |
| Advertisement Number | SCL:DR:01/2026 |
| Post Name | Technician ‘B’ and Technical Assistant |
| Total Recruitment Vacancies | 83 |
| Technical Assistant Vacancies | 30 |
| Technician B Vacancies | 41 |
| Examination Mode | Computer-Based Test (CBT) |
| Type of Questions | Multiple Choice Questions |
| Total Questions | 200 |
| Maximum Marks | 200 |
| Examination Duration | 120 Minutes |
| Negative Marking | 0.25 Marks |
| Selection Process | CBT and Qualifying Skill Test |
| Official Website | https://www.scl.gov.in/ |
SCL Exam Pattern 2026 for Technician B and Technical Assistant
The SCL written examination will be conducted in two parts. Part A will evaluate general knowledge, aptitude, reasoning and English language skills, while Part B will assess technical knowledge related to the candidate’s selected trade or discipline.
SCL Exam Pattern 2026 – Part A
| Subject | Questions | Marks |
|---|---|---|
| General English | 25 | 25 |
| Quantitative Aptitude | 25 | 25 |
| General Intelligence and Logical Ability | 25 | 25 |
| General Knowledge / Current Affairs | 25 | 25 |
| Total | 100 | 100 |
Duration: 60 Minutes
SCL Exam Pattern 2026 – Part B
| Subject | Questions | Marks |
|---|---|---|
| Curriculum-Based Technical / Trade Subject | 100 | 100 |
| Total | 100 | 100 |
Duration: 60 Minutes
SCL Examination Marking Scheme
- Each correct answer carries 1 mark.
- For every incorrect answer, 0.25 marks will be deducted.
- Total questions: 200.
- Maximum marks: 200.
- Total examination time: 2 hours.
- Part A and Part B have separate time allocations.
Candidates should pay special attention to their technical subjects because Part B accounts for half of the examination marks.
SCL Syllabus 2026 – Subject-Wise Part A
1. General Intelligence and Logical Ability
Important topics include:
- Analogies and classification
- Coding and decoding
- Number and figure series
- Syllogism
- Problem-solving and analytical reasoning
- Venn diagrams
- Statement and conclusion
- Spatial visualization and orientation
- Non-verbal reasoning
- Pattern folding and embedded figures
- Decision-making and critical thinking
- Arithmetical reasoning
- Relationship concepts
- Emotional and social intelligence
2. Quantitative Aptitude
Candidates should prepare:
- Number system
- Decimals and fractions
- Percentages
- Ratio and proportion
- Average
- Profit, loss and discount
- Simple and compound interest
- Time and work
- Time, speed and distance
- Mixture and alligation
- Partnership
- Algebra
- Geometry
- Mensuration
- Trigonometry
- Heights and distances
- Statistical charts and basic mathematical calculations
3. General English
Important topics include:
- Grammar and vocabulary
- Synonyms and antonyms
- Error identification
- Sentence improvement
- Fill in the blanks
- Spelling corrections
- Idioms and phrases
- One-word substitutions
- Active and passive voice
- Direct and indirect speech
- Sentence rearrangement
- Cloze test
- Reading comprehension
4. General Knowledge and Current Affairs
Candidates should focus on:
- Indian history and culture
- Indian geography
- Indian economy
- Indian polity and government policies
- General science
- Scientific research and developments
- National and international current affairs
- Important events and developments in India
- India and its neighbouring countries
SCL Technical Assistant Syllabus 2026 – Trade-Wise
Technical Assistant candidates must prepare the Part B syllabus according to their selected discipline.
| Technical Discipline | Important Syllabus Topics |
|---|---|
| Electrical | Electrical circuits, machines, magnetism, power engineering, instrumentation, control systems, electronics and microprocessors |
| Mechanical | Engineering mechanics, CAD/CAM, machine design, fluid mechanics, thermodynamics, heat transfer, refrigeration, production engineering |
| Electronics | Electronic devices, digital electronics, microcontrollers, power systems, electrical circuits, instrumentation and industrial electronics |
| Instrumentation | Sensors, transducers, measurement systems, calibration, process control, PLC, DCS, microprocessors and C programming |
| Computer Science | C/C++, PHP, Python, data structures, algorithms, DBMS, SQL, operating systems, networking and web technologies |
| Information Technology | Java, data structures, DBMS, PL/SQL, Linux, Windows administration, software engineering, networking, HTML, CSS and JavaScript |
| Civil | Structural mechanics, RCC, steel design, surveying, construction materials, estimation, geotechnical and environmental engineering |
| Chemical | Chemical thermodynamics, reaction engineering, heat transfer, mass transfer, fluid mechanics, process control and equipment design |
| Fire & Safety | Fire science, fire detection, extinguishing systems, safety laws, occupational hazards, emergency equipment and safety management |
| Physics | Mechanics, optics, electricity, magnetism, thermodynamics, modern physics, solid-state physics and mathematical physics |
| Chemistry | Physical, organic, inorganic and analytical chemistry, chemical kinetics, spectroscopy, electrochemistry and chromatography |
Note: The table provides a summarized syllabus. Candidates must check the complete official notification for the detailed curriculum of their particular post code.
SCL Technician B Syllabus 2026 – Trade-Wise
The Technician ‘B’ examination includes trade-related subjects based on the relevant ITI or technical curriculum.
| Trade | Important Syllabus Topics |
|---|---|
| Fitter | Workshop tools, measuring instruments, drilling, lathe operations, welding, bearings, pipe fitting, hydraulics and pneumatics |
| ICT System Maintenance | Computer hardware, troubleshooting, basic electronics, semiconductor devices, operating systems and networking |
| Electrician / Electrical | Electrical machines, transformers, wiring, batteries, AC circuits, relays, measuring instruments and power distribution |
| Electronics | Electronic fundamentals, power electronics, communication systems, amplifiers, oscillators, digital circuits and sensors |
| Electronics Mechanic | Soldering, PCB, electronic components, rectifiers, transistors, microcontrollers, communication electronics, UPS and SMPS |
| Instrumentation | Industrial sensors, transducers, circuit measurement, calibration, control systems, testing instruments and workshop safety |
| Refrigeration & Air Conditioning | Refrigeration systems, compressors, condensers, refrigerants, cooling systems, AC motors, HVAC equipment and maintenance |
| Draughtsman Civil | Engineering drawing, CAD, surveying, building construction, estimation, costing and water-supply systems |
| Draughtsman Mechanical | Geometrical drawing, projections, tolerances, assembly drawing, mechanical components and CAD |
| Fire & Safety | Fire prevention, firefighting equipment, fire detection, safety systems, pumps and industrial safety |
| Plumber | Plumbing materials, water supply, sanitary engineering, pumps, valves, installation and maintenance |
| Mechanic Diesel | Diesel engines, vehicle components, fuel systems, automotive electrical systems, cooling, emission control and troubleshooting |
Candidates should revise technical fundamentals, trade theory and practical applications to strengthen their preparation for the technical examination and skill test.
SCL Selection Process 2026
The selection procedure for Technical Assistant and Technician ‘B’ consists of the following stages:
Stage 1: Computer-Based Test (CBT)
Candidates will appear in the objective-type examination consisting of Part A and Part B.
Stage 2: Trade-Wise Skill Test
Candidates shortlisted based on CBT performance will be called for a curriculum-based skill test.
The skill test will be qualifying in nature. Its marks will not be added to the final merit score.
Stage 3: Document Verification and Final Appointment Formalities
Candidates must satisfy the eligibility and document requirements prescribed by SCL.
Final selection will depend on CBT merit among candidates who qualify the skill test and meet the prescribed conditions.
SCL Minimum Qualifying Marks 2026
| Category | Minimum Qualifying Marks |
|---|---|
| General (UR) | 50% |
| OBC (Non-Creamy Layer) | 45% |
| EWS | 45% |
| SC / ST | 40% |
| PwBD / ESM | 40% |
The notified qualifying criteria apply to the examination and skill test as specified in the official advertisement and applicable reservation categories.
Important: Achieving minimum qualifying marks does not guarantee shortlisting. Candidates will generally be shortlisted for the skill test in a ratio of 1:5 against category-wise vacancies, subject to the prescribed minimum and other rules.
How to Download SCL Syllabus PDF 2026?
Candidates can download the official SCL Technician B and Technical Assistant syllabus by following these steps:
- Visit the official SCL website at https://www.scl.gov.in/.
- Open the Career section.
- Find Advertisement No. SCL:DR:01/2026.
- Click the detailed recruitment notification PDF.
- Locate the examination scheme and indicative syllabus sections.
- Check the syllabus corresponding to your post and trade.
- Download or save the PDF for future reference.
The official advertisement contains the exam pattern and subject-wise syllabus for all notified technical disciplines.
SCL Syllabus 2026 – Important Links
| Description | Important Link |
|---|---|
| SCL Syllabus 2026 PDF Download | Download Official PDF |
| SCL Exam Pattern 2026 | Check Official Notification |
| SCL Recruitment 2026 Notification | Download PDF |
| SCL Career Page | Click Here |
| SCL Official Website | Visit Website |
| Latest Government Jobs | Click Here |
SCL Exam Preparation Tips 2026
Candidates preparing for the SCL Technician B and Technical Assistant examination should follow a structured preparation strategy.
- Understand the examination pattern: Divide preparation time between the four general subjects and the technical section.
- Prioritize technical knowledge: Part B carries 100 marks. Study the subjects prescribed for your exact post code.
- Practice numerical aptitude: Revise mathematical formulas and improve calculation speed.
- Prepare current affairs: Follow important national developments, government programmes and scientific news.
- Attempt mock tests: Practice completing 100 questions in 60 minutes to improve speed and accuracy.
- Avoid unnecessary guessing: The examination includes negative marking of 0.25 marks per incorrect answer.
- Revise regularly: Prepare short notes, formula sheets and technical concept summaries.
- Prepare for the skill test: Along with theory, revise practical applications relevant to your trade.
SCL Syllabus 2026 – Frequently Asked Questions (FAQs)
Q1. Is the SCL Syllabus 2026 released?
Answer: Yes. The syllabus for Technician B and Technical Assistant is included in the official SCL Recruitment 2026 detailed advertisement.
Q2. What is the SCL Technician B exam pattern 2026?
Answer: The CBT consists of 200 multiple-choice questions divided into general subjects and trade-specific technical subjects.
Q3. What is the total duration of the SCL examination?
Answer: The total duration is 120 minutes, with 60 minutes allocated to each part.
Q4. Is there negative marking in SCL Recruitment 2026?
Answer: Yes. A deduction of 0.25 marks applies for each incorrect answer.
Q5. How many questions will be asked in the technical section?
Answer: Part B will contain 100 trade-specific questions carrying 100 marks.
Q6. Is the SCL skill test compulsory?
Answer: Shortlisted candidates for Technician B and Technical Assistant must qualify the prescribed trade-wise skill test.
Q7. Does the SCL skill test carry marks for final merit?
Answer: No. Final merit is based on CBT marks among candidates qualifying the skill test, subject to recruitment conditions.
Q8. Where can I download the official SCL syllabus PDF?
Answer: Candidates can download the detailed notification and syllabus from the official SCL career portal at www.scl.gov.in.