ISRO Telemetry Tracking & Command Network (ISTRAC) has released the recruitment notification for various posts under the 2026 drive. Eligible candidates can apply online through the official ISRO recruitment portal.
ISRO Telemetry Tracking & Command Network (ISTRAC)ISRO ISTRAC Syllabus Details 2026Advt No.-ISTRAC:02:2026 | Short Details of NotificationWWW.GOVFORMHUB.COM |
Exam Pattern
Written Test / CBT
| Post Group | Questions | Marks | Duration | Marking |
|---|---|---|---|---|
| Technical Assistant / Scientific Assistant / Library Assistant-A | 80 | 80 | 1.5 hours | +1, -0.33 |
| Technician-B / Draughtsman-B | 80 | 80 | 1.5 hours | +1, -0.33 |
| Cook-A | 60 | 60 | 1.5 hours | +1, -0.33 |
Skill Test
| Post Group | Nature | Marks |
|---|---|---|
| Technical Assistant / Scientific Assistant / Library Assistant-A | Qualifying | 100 |
| Technician-B / Draughtsman-B | Qualifying | 100 |
| Cook-A | Qualifying | 100 |
- Written test/CBT may be conducted in Hindi or English.
- Final merit is based on written test performance after qualifying the skill test.
Detailed Syllabus
A. General Aptitude
| Topic | Key Areas |
|---|---|
| Reasoning | Analogy, series, coding-decoding, blood relations, direction sense, puzzles |
| Quantitative Aptitude | Percentage, ratio, average, profit and loss, time and work, time and distance |
| General Awareness | Current affairs, science, space-related awareness, basic GK |
| English Language | Grammar, vocabulary, reading comprehension, sentence correction |
B. Technical / Trade Subject
The syllabus is post-specific and based on the educational qualification of the post.istrac+1
Technical Assistant / Scientific Assistant
| Branch | Key Areas |
|---|---|
| Electronics | Basic electronics, communication systems, networks, signals, measurements |
| Mechanical | Mechanics, manufacturing, thermodynamics, materials, drawing |
| Electrical | Circuits, machines, power systems, electrical measurements |
| Computer Science | Programming basics, data structures, networking, OS, DBMS |
| Civil | Building materials, surveying, RCC, fluid mechanics, structures |
| Chemistry / Physics / related B.Sc. | Core subject concepts from degree syllabus |
Technician-B
| Trade | Key Areas |
|---|---|
| Fitter | Tools, fitting operations, measurements, workshop safety |
| Electrician | Wiring, motors, transformers, electrical safety |
| Electronics Mechanic | Diodes, transistors, circuits, troubleshooting |
| Turner / Machinist | Lathe, turning operations, measuring tools, machine shop basics |
| Welder | Welding types, joints, defects, safety |
Draughtsman-B
| Topic | Key Areas |
|---|---|
| Engineering Drawing | Orthographic projection, isometric drawing |
| Drafting Tools | Instruments, scales, symbols, conventions |
| Building/Mechanical Drawing | Basic design and representation |
| CAD Basics | Computer-aided drawing concepts |
Library Assistant-A
| Topic | Key Areas |
|---|---|
| Library Science | Classification, cataloguing, indexing |
| Library Management | Circulation, reference service, acquisition |
| Information Science | Documentation, digital library basics |
| Computer Basics | MS Office, library software, internet |
Cook-A
| Topic | Key Areas |
|---|---|
| Cooking Techniques | Food preparation, recipes, cooking methods |
| Kitchen Safety | Hygiene, sanitation, storage, safety rules |
| Nutrition | Food value, balanced diet |
| General Knowledge | Basic GK and current affairs |
Skill Test Details
| Post | Skill Test |
|---|---|
| Technical Assistant / Scientific Assistant / Library Assistant-A | Trade/subject-related practical test |
| Technician-B / Draughtsman-B | Trade practical test |
| Cook-A | Practical cooking skill test |
Short FAQ
| Item | Details |
|---|---|
| Exam Name | ISRO ISTRAC Recruitment 2026 |
| Organisation | Indian Space Research Organisation – ISTRAC |
| Posts | Technical Assistant, Scientific Assistant, Technician-B, Draughtsman-B, Library Assistant-A, Cook-A |
| Exam Mode | Written Test / CBT + Skill Test |
| Selection Process | Written Test/CBT, Skill Test, Document Verification, Medical Examination |
Important Links : ISRO ISTRAC Recruitment 2026
| Apply Online | Click Here |
| Join GovFormhub Channel | Telegram | WhatsApp |
| Official Notification PDF | Download Now |
| Official Website | ISRO |
Students Joined ! Free Updates For Recruitment / Syllabus / Admission / PYP – JOIN NOW
Quick Preparation Focus
- अपने post-specific subject पर सबसे ज्यादा focus करो.
- Technical posts के लिए qualification-based syllabus revise करो.
- Reasoning, Quant, English और GK रोज़ practice करो.
- Skill test ke लिए practical knowledge और speed दोनों improve karo.
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