ISRO NRSC Technician B Exam: Your Guide to Success

ISRO NRSC Technician B Exam: Your Guide to Success
ISRO NRSC Technician B Exam


The National Remote Sensing Centre (NRSC) underneath the Indian Space Research Organization (ISRO) performs a integral function in India’s space program. It gathers and processes satellite data, contributing to various fields like agriculture, disaster management, urban planning, and more. To assist its operations, NRSC talented people for a number of technical roles. This blog focuses in particular on the ISRO NRSC Technician B exam, offering integral data for aspiring candidates to crack this competitive exam.

What is ISRO NRSC Technician B?

ISRO NRSC Technician B is a technical position inside NRSC accountable for helping in the preservation and operation of a range of equipments and facilities associated to remote sensing technology. This consists of duties like:

  • Operating and retaining ground stations, communication systems, and information processing centres.
  • Performing calibration and preservation of sensors and different equipment.
  • Assisting in information evaluation and interpretation.
  • Preparing reports and documentation.

Eligibility Criteria for ISRO NRSC Technician B

Educational Qualification:

  • Passed Class 10th (High School) examination with a recognized board.
  • Possess a valid ITI/NCVT certificate in any of the following trades:
    • Electronics Mechanic
    • Electrician
    • Fitter
    • Machinist
    • Computer Mechanic
    • Instrument Mechanic
    • Welder
    • Surveyor
    • Draftsman (Mechanical/Civil)

Age Limit:

  • Minimum age: 18 years
  • Maximum age: 35 years (As on 31st December 2023)
  • Age relaxation is applicable for reserved categories as per Government of India rules.

Physical Standards:

  • Good physical and mental health.
  • Normal vision (corrected or uncorrected).
  • No colour blindness.

Exam Pattern of ISRO NRSC Technician B

Stage 1: Written Test

This is an objective-type test covering the following topics:

  • General Awareness
  • Mathematics
  • Reasoning
  • Basic Science
  • Trade Specific (Technical Knowledge related to the chosen ITI trade)

Stage 2: Skill Test

This stage involves a practical assessment of the candidate’s skills in their chosen ITI trade.

Important Dates for ISRO NRSC Technician B

Application Starts: 9th December 2023 

Application Last Date: 31st December 2023 (5:00 PM) 

Fee Payment Last Date: 31st December 2023 

Exam Date: Not announced till now

How to prepare for ISRO NRSC Technician B?

Understand the syllabus and examination pattern-

The first step to getting ready for any competitive exams, like ISRO NRSC Technician, is to understand the syllabus and examination pattern. This will help you focus your studies on the most essential subjects and practice answering questions in the layout that are usually asked in the exam.

Collect the essential study materials-

Once you comprehend what you want to study, you want to collect the essential materials. This may mean collecting books, online resources, and the previous year’s question papers. There are many extra materials accessible for the ISRO NRSC Technician exam, so you can pick out the ones that go well with your thoughts and budget.

Create a study plan-

Once you have found the ideal materials, you want to create a study plan. This will help you continue to remain on track and make certain that you cover all of the vital topics. Your study plan has to be practical and achievable, and it needs to encompass proper time for each reading of a new topic and revising what you have already learned.

Practice regularly-

One of the best approaches to put together for the ISRO NRSC Technician examination is to practice answering questions regularly. You can do this by solving exercise papers and taking mock tests. There are many special exercise papers and mock tests available on the Internet and also in books.

Focus on your weak areas-

As you start answering questions, you will perceive your weak areas. Once you are aware of your weak areas, you can focus your research on these topics. You will additionally need to get additional exercise material for these topics.

Stay up-to-date on current affairs-

ISRO NRSC Technician examination additionally consists of a part on current affairs. Therefore, it is essential to continue to be up-to-date on modern events. You can do this by analysing newspapers, observing information channels, and following information web sites and social media pages.

Stay motivated-

Preparing for the ISRO NRSC Technician examination can be challenging, but it is essential to continue to be stable and motivated. Remember that tough work can pay off. If you put in the effort, you will achieve your goal.

About the syllabus of ISRO NRSC Technician B exam

Stage 1: Written Test

This is an objective-type test covering the following topics:

General Awareness:

  • Current affairs – national and international.
  • Science and technology advancements.
  • Indian history and culture.
  • Geography of India and the world.
  • General knowledge on various topics like economics, politics, social issues, etc.


  • Basic arithmetic operations (addition, subtraction, multiplication, division).
  • Fractions, decimals, percentages.
  • Algebra – linear equations, quadratic equations, simple inequalities.
  • Geometry – basic shapes, area, volume, etc.
  • Trigonometry – basic concepts like sine, cosine, tangent.


  • Verbal reasoning – analogies, syllogisms, comprehension, critical reasoning.
  • Non-verbal reasoning – spatial reasoning, figure series, pattern recognition, etc.

Basic Science:

  • Physics – basic concepts of mechanics, optics, electricity, magnetism, etc.
  • Chemistry – basic concepts of atomic structure, chemical reactions, periodic table, etc.
  • Biology – basic concepts of cell biology, genetics, ecology, etc.

Trade Specific (Technical Knowledge):

Electronics Mechanic: 

  • electronics principles, circuit analysis, electronic components and devices, troubleshooting and repair of electronic equipment.


  • Electrical circuits, power systems, electrical machines, generation, transmission, and distribution of electricity, electrical safety.


  • Fitting and assembly techniques, workshop tools and machines, machining operations, sheet metal work, welding and fabrication.


  • Turning, milling, drilling, grinding, shaping, and other machining operations, precision measurement, machine tools and their operation.

Computer Mechanic: 

  • Computer hardware and software, troubleshooting and repair of computers, networking basics, operating systems.

Instrument Mechanic: 

  • Mechanical and electrical principles of instruments, calibration and maintenance of instruments, measurement techniques.


  • Welding processes and techniques, welding equipment and safety, welding of different metals.


  • Surveying instruments and their use, surveying techniques, map making, land surveying.

Draftsman (Mechanical/Civil): 

  • Engineering drawing principles, preparation of engineering drawings, interpretation of engineering drawings, computer-aided drafting (CAD).

Which books to prefer for ISRO NRSC TECHNICIAN B exam?

General Awareness:

  • Manorama Yearbook (latest edition)
  • Lucent’s General Knowledge
  • Pratiyogita Darpan (monthly magazine)


  • R.S. Agarwal’s Quantitative Aptitude for Competitive Examinations
  • Fast Track Objective Arithmetic by Rajesh Verma
  • Quantitative Aptitude for Competitive Examinations by Abhijit Guha


  • Analytical Reasoning by M.K. Pandey
  • A Modern Approach to Verbal & Non-Verbal Reasoning by R.S. Aggarwal
  • Logical Reasoning by R.S. Aggarwal

Basic Science:

  • NCERT Science textbooks for Class 9th and 10th
  • Fundamental Physics by Pradeep
  • Objective Physics by D.C. Pandey
  • Objective Chemistry by D.P. Singh
  • Objective Biology by P. Bahadur

Trade Specific (Technical Knowledge):

  • ITIspecific textbooks and study guides published by reputed publishers like Wiley India, Tata McGraw Hill, and Arihant Publications.
  • Online resources and websites dedicated to the specific ITI trade, offering study material and practice questions.

Additional Resources:

  • Previous year question papers for ISRO NRSC Technician B exam (available online or in libraries)
  • Mock test series offered by various online platforms and coaching institutes.

Common mistakes to avoid in ISRO NRSC TECHNICIAN B

Not understanding the syllabus and examination pattern:

 The first step to getting ready for any examination is to understand the syllabus and examination pattern. This will assist you to focus your studies on the most essential subjects and to exercise answering questions in the structure that will be used in the exam.

Not practicing regularly: 

One of the excellent methods to put together for the ISRO NRSC Technician examination is to practice answering questions regularly. You can do this with the help of solving exercise papers and taking mock tests.

Not focusing on weak areas: 

As you practice answering questions, you will become aware of your weak areas. Once you understand your vulnerable areas, you can focus your research on these topics.

Making careless mistakes:

 In any competitive exam, it is crucial to be concentrated and keep away from making careless mistakes. This includes double-checking your options and making sure that you have chosen the proper option.

Not managing time effectively: 

Time management is very essential in any competitive exam. You prefer to be in a position to manage your time correctly so that you can answer all of the questions in the allotted time.

Frequently Asked Questions (FAQs) about the ISRO NRSC Technician B Exam

What are the salary offered to a Technician B at ISRO NRSC?

Basic salary according to the Central Pay Commission (CPC) Level 5, ranges from INR 29,200 to INR 92,300 per month (including allowances).

What are the allowances given to ISRO NRSC employees?

  • House Rent Allowance (HRA)
  • Dearness Allowance (DA)
  • Transport Allowance
  • Medical Reimbursement
  • Leave Travel Concession (LTC)
  • Group Insurance Scheme
  • Pension Scheme
  • Canteen facilities
  • Educational facilities for children
  • Recreational facilities

2. What are the career progression opportunities for a Technician B at ISRO NRSC?

Career progression opportunities includes:

  • Technician A
  • Senior Technician
  • Assistant Engineer
  • Engineer
  • Scientist

3. What is the work environment like at ISRO NRSC?

ISRO NRSC is a premier scientific organization, and its work surroundings is viewed to be expert and stimulating. Employees deal with trendy science and have the chance to work on initiatives that have a direct have an effect on India’s space program. The work way is collaborative and supportive, and personnel are influenced to study and grow.

4. What are the medical standards for joining ISRO NRSC?

Medical standards that candidates must meet includes:

  • Good vision (corrected or uncorrected)
  • No color blindness
  • Normal hearing
  • Normal blood pressure
  • No history of major illnesses


In conclusion, cracking the ISRO NRSC Technician B examination can be a gateway to a satisfying profession in Indian space program. By meticulously understanding the syllabus and examination pattern, gathering applicable study materials, focusing on core subjects, creating time management skills, staying up to date with current affairs, practicing regularly, taking care of your health, keeping a positive attitude, and avoiding frequent mistakes, you can enhance your chances of success. Remember, regular effort, dedication, and the proper study material are the key to accomplishing your dream job as an ISRO NRSC Technician B.

suraj verma

As a highly skilled and experienced content writer, I have a passion for creating engaging and informative content that connects with audiences and inspires them to take action. With over 1 year of experience in the industry, I have honed my writing skills to craft content that is both effective and SEO-friendly.

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