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NIELIT Scientist B and Technical Assistant 2023 - Application, Eligibility, Admit Card, Result
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About NIELIT Scientist B and Technical Assistant 2023
National Institute of Electronics and Information Technology (NIELIT) has released a notification about the recruitment of Scientist (Group-A) and Technical Assistant (Group-B) posts. As per the official notification, there are 402 vacancies out of them 71 are of Scientist (Group-A) while 331 are of Technical Assistant (Group-B). Applicants can fill application form between March 4 to April 4, 2023. Before filling the NIELIT application form applicants should check the eligibility criteria.
The NIELIT Scientist B and Technical Assistant recruitment is conducted on the behalf of the Ministry of Electronics and Information Technology (MeitY) across 29 cities in India. SC/ST/ PWD/ Women candidates are exempted from paying NIELIT 2023 application fee while all others have to pay Rs. 800. For Scientist B and Technical Assistant A post, it is compulsory to appear in the written exam.
The final selection for Scientist B will be based on the marks of written test and the interview. There is no interview for the Technical Assistant post and candidates will be selected on the basis of written test. Candidates are advised to go through the notification thoroughly to know the specified criteria for each post, instructions, selection procedure, mode of examination, etc.
NIELIT Scientist B and Technical Assistant 2023 Highlights
Full Exam Name | National Institute of Electronics & Information Technology Scientist B and Technical Assistant Exam |
Short Exam Name | NIELIT Scientist B and Technical Assistant |
Conducting Body | National Institute of Electronics and Information Technology |
Exam Level | National Level Exam |
Mode of Application | Online |
Application Fee (General) | 800 Rs [Online] |
Mode of Exam | Offline |
Exam Duration | 3 Hours |
Number of Seats | 402 Seats |

NIELIT Scientist B and Technical Assistant 2023 Important Dates
Upcoming Dates and Events
12 Dec, 2023
Exam - For the post of Scientist-B | Mode: Online
08 Dec, 2023 - 14 Dec, 2023
Admit Card - For the posts of Scientist-B and Technical Assistant-A | Mode: Online Ongoing
14 Dec, 2023
Exam - For the post of Technical Assistant-A | Mode: Online
Past Dates and Events
29 Nov, 2023
Download the city intimation slip - For the posts of Scientist-B and Technical Assistant-A - Start Date | Mode: Online
27 Oct, 2023 - 01 Nov, 2023
Application Correction - Re-open again (window for correction/updation of exam city preference & personal information further open) | Mode: Online
04 Oct, 2023 - 06 Oct, 2023
Application Correction - Re-open (window for correction/updation of exam city preference & personal information further open) | Mode: Online
28 Sep, 2023 - 02 Oct, 2023
Application Correction - Opening of correction/ updation window for change of exam centre & applicant personal detail | Mode: Online
04 Mar, 2023 - 04 Apr, 2023
Application | Mode: Online
NIELIT Scientist B and Technical Assistant 2023 Eligibility Criteria
Age Limit
Candidates should not exceed 30 years of age.
Age Relaxations
SC/ST - 5 years
OBC [Non-Creamy Layer (NCL)] - three years
PWD - 10 years [15 years for PWD (SC/ST) & 13 years for PWD (OBC)]
Central Civilian Govt. employees - Five years
Educational Qualification
Scientist ‘B’(Group-A):
- BE/B.Tech in Computer Science or Computer Engineering/Information Technology/Electronics & Communication/Electronics & Telecommunication.
- MSc (Physics) with one year of experience (or) MSc (Electronics/Applied Electronics) with one year of experience.
Technical ‘A’ Assistant (Group-B)
M.Sc/MS/MCA/BE/B.Tech in any one or in the combination of below,
Physics, Applied Electronics, Electronics, Computer Science, Electronics & Telecommunications, Electronics and Communication, Computer & networking security, Information Technology, Software System, Management, Informatics, Bio-informatics, Remote Sensing, Computer Management, Geographical Information System (GIS), Applied Mathematics, Mathematics, Operations Research, Computational linguistics, Statistics, Information Science, Mechanical, Electrical, Civil and Design.
NIELIT Scientist B and Technical Assistant 2023 Application Process
Mode of Application : Online
- Candidates have to read the instructions and click on the ‘I Agree’ checkbox provided at the bottom of the form after the declaration.
Then start the process for submission of online application form by clicking ‘Proceed to Apply Online’ button.
The application form will be considered complete only if all the following three mandatory Steps (Step-1, Step-2 and Step-3 (if applicable) are completed successfully.
STEP-1: Submission of Applicant’s Details
Candidates are required to provide all the mandatory details [marked with * (asterisk) sign] in the online application form. They have to furnish the following information carefully in the online application form without any mistakes,
Candidates have to enter the
Post Applied
City of Written Examination
Candidate's Name
Father's Name
Mother's Name
Legal Guardian's Name
Gender
Category
Date of Birth
Nationality
Correspondence Address
Permanent Address
Qualification Details
Experience Details
Identity Details (AADHAR)
Application Fee
The candidates will have to click the ‘Continue’ button to Preview the details entered by them. If all details are correct, the candidates can proceed to Step-2 by clicking the ‘Save Step-1 & Proceed’ button. If any details are incorrect, the candidates can click on ‘Edit Application’ button to change the wrong information.
Finally, a Unique Application Number will be generated.
STEP-2: Upload the scanned Photograph along with Signature and relevant documents
Candidates need to upload the necessary documents given below on the website,
A single PDF file (size less than 2 MB) consists of educational qualification, experience, Date of birth, Caste Certificate (SC\ST\OBC)
Category Certificate (if applicable)
Scanned photograph along with signature (JPEG\JPG format & size less than 50 KB)
STEP-3: Payment of Application Fee
After completion of STEP-2, the candidates will click the ‘Save STEP-2 & Proceed’ button for making the payment of application fee (if applicable) or for final submission of application form (where the fee is not applicable).
Application Fee details
SC/ST/PWD/Women candidates – No Fee
General and all others – Rs.800
Mode of Payment: Online
- Application fee can be paid by Credit card/Debit card/Net Banking.
In case the candidate is not able to submit fee before closing date and time, then the candidature will be rejected.
Step-4: Printout of the online application form
The applicant can view the online application form details from the View/Print Application option available on the home page of the website.
Candidates need to use their Application Number and Date of Birth to view the application form on the screen.
Applicants are required to make sure that ‘Application Status’ on the online application form is submitted successfully otherwise the application will be considered as incomplete and rejected.
Finally, take the printout of the online application form for the future reference.
Application Fees
Category | Quota | Mode | Gender | Amount |
---|---|---|---|---|
General, OBC | Online | Male | ₹ 800 |
NIELIT Scientist B and Technical Assistant 2023 Syllabus
Scientist (Group-A)-Logical reasoning
Scientist (Group-A)-Analytical reasoning capabilities
Scientist (Group-A)-Quantitative and qualitative abilities
Scientist (Group-A)-General aptitude
Scientist (Group-A)-Computer science
Probability, statistics, and combinatorics |
---|
Conditional probability; mean, median, mode and standard deviation; random variables; distributions; uniforms, normal, exponential, Poisson, binomial, permutations, combinations, counting, summation, generating functions, recurrence relations, asymptotic |
Digital logic |
---|
Logic functions, minimization, design and synthesis of combinational and sequential circuits, number representation and computer arithmetic (fixed and floating point) |
Computer organization and architecture |
---|
Machine instructions and addressing modes, ALU and data-path, CPU control design, memory interface, I/O interface (interrupt and DMA mode), instruction pipelining, cache and main memory, secondary storage |
Electrical engineering |
---|
Power electronics, signals and systems, electromagnetic fields, network graph, KCL, KVL, node and mesh analysis, transient response of DC and AC networks, sinusoidal steady-state analysis, resonance, super position theorem, maximum power transfer theorem |
Three phase circuits, power and power factor in AC circuits |
Analog and digital communication |
---|
Autocorrelation and power spectral density, properties of white noise, filtering of random signals through LTI systems, amplitude modulation and demodulation, angle modulation and demodulation, spectra of AM and FM, super heterodyne receivers |
Circuits for analog communications, information theory, entropy, mutual information and channel capacity theorem, digital communications, PCM, DPCM, digital modulation schemes, amplitude, phase and frequency shift keying (ASK, PSK, FSK), QAM |
MAP and ML decoding, matched filter receiver, calculation of bandwidth, SNR and BER for digital modulation; fundamentals of error correction, Hamming codes; timing and frequency synchronization, inter-symbol interference and its mitigation |
Basics of TDMA, FDMA, and CDMA |
Programming and data structures |
---|
Programming in modern languages viz., Java, .Net, open source (PHP), Python, GoLang, NodeJS, etc functions, recursion, parameter passing, scope, binding, abstract data types arrays, stacks, queues, linked lists, trees, binary search trees, binary heaps |
Object oriented programming concepts-object, class, inheritance, polymorphism, abstraction and encapsulation |
Algorithms |
---|
Analysis, asymptotic, notation, notions of space and time complexity, worst and average case analysis, design; Greedy approach, dynamic programming, divide-and-conquer, tree and graph traversals, connected competent, spanning trees, shortest paths |
Hashing, sorting, searching, asymptotic analysis (best, worst, average cases) of time and space, upper and lower bounds, basic concept of complexity classes-P, NP, NP-hard, NP-complete |
Compiler design |
---|
Lexical analysis, parsing, syntax directed translation, runtime environments, intermediate and target code generation, basics of code optimization |
Operating system |
---|
Processes, threads, inter-process communication, concurrency, synchronization, deadlock, CPU scheduling, memory management and virtual memory, file systems, I/O systems, protection and security |
Databases |
---|
ER-model, relational model (relational algebra, tuple calculus), database design (integrity constraints, normal forms), query languages (SQL), file structures (sequential files, indexing, B and B+ trees), transactions and concurrency control |
NoSQL databases, questions on internals of postgres SQL |
Information systems and software engineering |
---|
Information gathering, requirement and feasibility analysis, data flow diagrams, process specifications, input/ output design, process life cycle, planning and managing the project, design, coding, testing, implementation, maintenance |
Computer networks |
---|
ISO/OSI stack, LAN technologies, flow and error control techniques, routing algorithms, congestion control, TCP/UDP and sockets, IP(v4), IP(v6), application layer protocols, (ICMP, DNS, SMTP, POP, FTP, HTTP, HTTPS), basic concepts of hubs, switches |
Gateways and routers |
Wireless technologies, network security-basic concepts of public key and private key cryptography, digital signature, firewalls |
Web technologies |
---|
HTML5, CSS3, XML, basic concept of client-server computing, web server, proxy server, web application development, MVC architecture, web services, frontend technologies |
Cyber security and emerging technologies |
---|
Secure programming techniques, OWASP top 10 vulnerabilities, concepts on IOT, block chain, AI etc |
Cloud technology |
---|
Compute, network, storage management technologies, edge computing etc |
Scientific/ technical assistant (Group-B)-Logical reasoning
Scientific/ technical assistant (Group-B)-Analytical reasoning capabilities
Scientific/ technical assistant (Group-B)-Quantitative and qualitative abilities, and general aptitude
Scientific/ technical assistant (Group-B)-Computer science
Probability and Statistics |
---|
Sampling theorems, conditional probability, mean, median, mode and standard deviations, random variables discrete and continuous distributions, Poisson, normal and binomial distribution, correlation and regression analysis |
Digital computer principles |
---|
Number systems-binary, decimal, octal, and hexadecimal conversion, arithmetic operations, Boolean expression, simplification, postulates and theorems, simplifications, K-map |
Combinational logic circuits-adder, subtractor, multiplexer, demultiplexer, encoder, decoder, sequential circuits-SR, JK, T, D, flip flops, shift registers, asynchronous, synchronous and module and counters |
Computer organization and architecture |
---|
Multiprocessors and microcomputers, machine instructions and addressing mode |
ALU and datapath, CPU control design, memory interface, I/O interface (interrupt and DMA mode), cache and main memory, secondary storage, semiconductor memory-internal organization, SRAM, DRAM, SDRAM, Rambus memory, ROM technology, virtual memory |
Instruction sequencing, instruction execution, hardwired control and microprogrammed control, micro instructions, instruction pipelining |
Programming and data structures |
---|
Programming in C, functions , recursion, parameter passing, scope, binding; abstract data types, arrays, stacks, queues, linked lists, trees, binary search tress, binary heaps |
Object oriented programming |
---|
Object oriented design concept, programming in C++ and on programming languages viz., Java, .Net , open source (PHP), Python, GoLang, NodeJS, etc |
Algorithms |
---|
Analysis, asymptotic notation, notions of space and time complexity, worst and average case analysis, design; Greedy approach, dynamic programming, divide and conquer; tree and graph traversals, connected components, spanning trees, shortest paths |
Hashing, sorting, searching |
Asymptotic analysis (best, worst, average cases) of time and space, upper and lower bounds |
Basic concept of complexity classes, N, NP, NP-hard, NP-complete |
Databases |
---|
ER-model, relational model (relational algebra, tuple calculus), database design (integrity constraints, normal forms), query languages (SQL), file structures (sequential files, indexing, B and B+ trees), transactions and concurrency control |
System software |
---|
Lexical analysis, parsing, syntax directed translation, code generation and optimization, assemblers, linkers and loaders for microprocessors, operating systems-processes, threads, inter-process communication, synchronization, deadlocks, CPU scheduling |
Memory management and virtual memory , file system, I/O systems, protection and security module |
Information systems and software engineering |
---|
Information gathering, requirement and feasibility analysis, data flow diagrams, process specifications, input/ output design, process life cycle, planning and managing the project, design, coding and testing, implementation, maintenance |
Computer networks |
---|
ISO/OSI stack, LAN technologies (ethernet, token ring), flow and error control techniques, routing algorithm, congestion control, TCP/UDP and sockets, IP(v4) |
Application layer protocol (ICMP, DNS,SMTP, POP, FTP, HTTP, HTTPS): Basic concept of hubs, switches, gateways, and routers |
Network security: basic concepts of public key and private key cryptography |
Hash function, digital Signature, firewalls, user authentication-token based, biometric, remote user authentication, intrusion detection systems, honey pots, denial of service |
Wireless network, 2G and 3G networks, bluetooth |
Web technologies |
---|
HTML5, CSS3, XML, basic concept of client-server computing, web server, proxy server, web application development, MVC architecture, web services, frontend and backend technologies |
NIELIT Scientist B and Technical Assistant 2023 Exam Pattern
The Written exam is Objective type conducted in offline mode.
There are a total of 120 objective type questions consisting of 60 questions from Computer Science and 60 questions on Generic Area.
The Generic Area includes Logical, Analytical Reasoning Capabilities, Quantitative & Qualitative abilities and General Awareness & Aptitude.
Every Question carries one mark and there is negative marking of for each wrong answer (0.25 mark).
Subject | Maximum Questions | Maximum Marks |
Engineering Mathematics & Computer Science/ Computer Engineering | 60 | 60 |
Generic Area:
| 60 | 60 |
Total | 120 | 120 |
NIELIT Scientist B and Technical Assistant 2023 Admit Card
The admit card for written exam of NIELIT Scientist ‘B’ and Technical Assistant ‘A’ is issued 15 days before the date of examination. Candidates can download the admit card by using their Application Number and Date of Birth. They are intimated through SMS about the availability of admit card on the website. On the day of the written exam, candidates have to carry at least one valid photo identity proof along with the hard copy of admit card to the exam centre without which they will not be allowed to appear for the written examination. Call letters of the interview will be available only on the website. NIELIT does not send the call letters by post or any other modes.
How to download the NIELIT Scientist B and Technical Assistant Admit Card
Click on the link to download the admit card on the website.
Fill the application number and date of birth.
Click on the ‘Download Admit Card’ button.
The admit card will appear on the display.
Download it and take the print copy of the same.
* For any problems related to online submission of application form/downloading of admit card, please send e-mail to recruit@nielit.gov.in mentioning advertisement number in the subject. No other query will be entertained at this mail-id.
NIELIT Scientist B and Technical Assistant 2023 Exam Centers
State | City |
---|---|
Tripura | Agartala |
Gujarat | Ahmedabad |
Mizoram | Aizawl |
Madhya Pradesh | Bhopal |
Karnataka | Bangalore |
Chandigarh | Chandigarh |
Tamil Nadu | Chennai |
Uttarakhand | Dehradun |
Delhi | New Delhi |
Sikkim | Gangtok |
Assam | Guwahati |
Telangana | Hyderabad |
Manipur | Imphal |
Jammu and Kashmir | Jammu |
Rajasthan | Jaipur |
Nagaland | Kohima |
West Bengal | Kolkata |
Uttar Pradesh | Lucknow |
Maharashtra | Mumbai |
Arunachal Pradesh | Naharlagun |
Bihar | Patna |
Andaman and Nicobar Islands | Port Blair |
Chhattisgarh | Raipur |
Jharkhand | Ranchi |
Documents Required at Exam
- Admit card
- Driving license
- Aadhaar card
- Voter ID card
- Employee ID card
- College/university ID card
- PAN card
- Passport
NIELIT Scientist B and Technical Assistant 2023 Answer Key
NIELIT provides the answer key of Scientist B and Technical Assistant exam after the completion of the written exam. The answer key is available online in PDF format for all sets of test booklets issued to candidates during the examination. The answer key contains the correct answer for each question asked in the written exam.
NIELIT Scientist B and Technical Assistant 2023 Result
The result was declared in online mode on the official website. Candidates can check their result by using the necessary details includes application number, roll number and date of birth. The provisional list of candidates who have secured the minimum percentage of marks in written examination will be released on the website in PDF file (in order of merit) later.
NIELIT Scientist B and Technical Assistant Qualifying Marks
The minimum percentage to qualify the written examination will be 50% for General, 40% for OBC and 30% for the SC/ST categories.
Category | Minimum percentage needed to qualify |
General | 50% |
SC/ST | 30% |
OBC | 40% |
NIELIT Scientist B and Technical Assistant 2023 Selection Process
The final selection of candidates for appointment to the post of Scientist B is based on the combined performance of the candidates both in the written exam and an interview.
The weight-age of marks for written examination and interview will be in the ratio of 1:3 (Number of vacancies: Number of candidates). It is compulsory to appear in the interview for the final selection.
Only the shortlisted candidates for the post of Scientist B who have qualified the written examination are called for interview.
For the post of Scientific ‘B’/Technical Assistant ‘A’, there will be no interview.
Documents verification will be done at the time of the interview for the post of Scientist-‘B’.
Verification of documents will be done before joining for the post of Technical Assistant ‘A’.
Post | Selection process |
Scientist-‘B’ (Group-A) | Common Written Test + Interview |
Technical Assistant ‘A’ (Group-B) | Common Written Test |
General Information
Frequently Asked Questions (FAQs)
Question:How many exam centres in NIELIT recruitment 2023?
Answer:
There are 29 exam centres as per NIELIT recruitment 2023
Question:When can I apply for NIELIT recruitment 2023?
Answer:
Applicants can apply for the exam between March 4 to April 4 in online mode.
Question:How many posts are in nielit recruitment 2023 scientist b ?
Answer:
There are 71 posts of Scientist B as per NIELIT recruitment 2023.
Question:How many vacancies are in NIELIT recruitment 2023?
Answer:
As per the official notification, there are 402 vacancies.
Questions related to NIELIT Scientist B and Technical Assistant
I applied for this exam. But I dont understand from where I get study material?
Hello Apirant.
You haven't mention which exam are you talking about. Neither have you mentioned you proper name on your account. You should be specific when you ask queries here and change your profile name it appeals to be a spam account. So on the basis of the hashtag you had put in this question I am answering it.
For NIELIT preparation, the candidates can follow the study materials related to GATE CS exam. Using the relevant study material, they should make easy notes for the theoretical subjects, and write all the formulae and tricks for the practical subjects to revise the topics thoroughly during the exams . I am listing some books which might help.
Qualitative and quantitative analysis books:
- Play with Advanced Maths- Abhinay Sharma
- Teach yourself quantitative aptitude- Arun Sharma
- Quantitative Aptitude- R.S. Aggarwal
General Awareness and Aptitude Books:
- A Complete Reference to General Aptitude- GK Publications
- Quantitative Aptitude for All Competitive Examination- Abhijit Guha
- General Knowledge- Lucents
- General Knowledge 2021- Manohar Pandey
- General Knowledge Manual- Pearson
some books for technical section:
- Multiple Choice Questions For GATE / PSUs- Made Easy Publication
- MCQs On Computer- Dr Alok Kumar
- Analog and Digital Communication- Neha Jain
- Computer Awareness Objective & Subjective- S. R. Behera
Hope this helps you.
is it UG course what is the qualification fr this
No, it's not a UH course but a government job opportunity for recruitment into technical areas mainly into related to Ministry of Electronics and Information Technology.
The basic qualification required is bachelor's degree in relevant subjects such as IT, computer science, electronics, telecommunications etc.,
The links given below will help you with more information -
https://nielit.gov.in/recruitments
https://www.google.com/amp/s/competition.careers360.com/exams/nielit-scientist-b-and-technical-assistant/amp
Hope this helps.
Good luck!
what should be the stream to be selected in nielit scientist (b and assistant post) exam(it or ca or depends on candidates choice) for a mca qualified candidate?
Hello Student
In NIELIT for scientist B grade exam and scientist scientific assistant 'A'exam conducted by bhai is Electronics and Communication Ministry Government of India for the post of scientist b and scientific assistant grade. For this exam MCApass out candidate should take IT as stream of selection.
Hope this helps.
which book we should refer for scientist B exam
Hey Athira,
Here are few books suggestion for NIELIT Scientist B Exam:
- General Awareness by Manohar Panday (Publisher: Arihant)
- A New Approach to Reasoning Verbal and Non-Verbal by B.S. Sijwali and Indu Sijwali (Publisher: Arihant)
- A Modern Approach To Verbal and Non-Verbal Reasoning Revised Edition by R.S.Aggarwal (Publisher: S.Chand)
- Quantitative Aptitude by N.K.Singh (Publisher: Upkar Prakashan)
- Quantitative Aptitude by R.S.Aggrawal (Publisher: S.Chand Publishing)
- High School English Grammar & Composition Revised Edition (English) 1st Edition by Wren and Martin
Hope this helped,
Thank You.
what is the syllabus for Electronics and communication engineering?
Dear Aspirant,
You will find following subjects in ECE branch:-
- MATHEMATICS I
- MATHEMATICS 2
- MATHEMATICS 3
- FUNDAMENTALS OF ELECTRICAL ENGINEERING
- FUNDAMENTAL OF COMPUTERS
- COMPUTER ARCHITECTURE
- Analog Electronic Ckts
- ANALOG COMMUNICATION
- VLSI
- COMPUTER NETWORKS
- SATELLITE
- DIGITAL SIGNAL PROCESSING
- CONTROL SYSTEMS
- MICROCONTROLLERS
- MICROPROCESSORS
- SIGNALS AND SYSTEM
There are other subjects too, which you can find on the link below:
https://engineering.careers360.com/articles/gate-syllabus-for-electronics-communication-engineering
Some subjects might have different names, or might have different alternative depending upon the college.
Hope this helps. Thank you.