IB Junior Intelligence Officer Syllabus 2025: Detailed Exam Pattern, Subjects & Preparation Guide

The Intelligence Bureau (IB) under the Ministry of Home Affairs (MHA) conducts one of the most prestigious recruitment exams in India – the IB Junior Intelligence Officer Syllabus/Executive Exam. Every year, thousands of candidates apply for this exam to secure a career in India’s premier internal intelligence agency.

To succeed, it is crucial for aspirants to thoroughly understand the IB Junior Intelligence Officer syllabus and exam pattern. This guide provides a complete breakdown of the exam structure, subject-wise topics, marking scheme, preparation tips, and FAQs.

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Overview of IB Junior Intelligence Officer Recruitment 2025

The IB Junior Intelligence Officer/Executive post is a Group C, Non-Gazetted, Non-Ministerial position. It comes with a decent salary under Level 4 (Rs.25,500-81,100) along with allowances and benefits such as Special Security Allowance.

Candidates selected will be responsible for assisting higher officers in intelligence gathering, surveillance, and security-related tasks. Since the role demands high alertness and mental ability, the syllabus is designed to evaluate reasoning ability, general awareness, quantitative aptitude, and English comprehension.

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IB Junior Intelligence Officer Exam Pattern 2025

The IB Junior Intelligence Officer exam is conducted in three stages:

1. Tier-I: Objective Type Test (Online/Offline mode)
2. Tier-II: Descriptive & Skill Test
3. Tier-III: Interview/Personality Test

Tier-I Exam Pattern

Section	Topics	No. of Questions	Marks	Duration
General Awareness	Current affairs, history, polity, geography, economy, etc.	40	40	2 hours
Quantitative Aptitude	Arithmetic, algebra, mensuration, data interpretation	20	20
Logical/Analytical Ability	Reasoning, puzzles, coding-decoding, seating arrangement	20	20
English Language	Grammar, comprehension, synonyms, antonyms	20	20
Total		100	100	2 Hours

👉 Negative Marking: 0.25 marks will be deducted for each wrong answer.

Tier-II Exam Pattern

• Descriptive Test: Translation of a passage (English to local language and vice versa).
• Spoken Ability (only for specific languages).

Tier-III: Interview

• Candidates shortlisted from Tier-II will be called for an Interview/Personality Test (50 marks approx.).

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IB Junior Intelligence Officer Syllabus 2025 – Subject-Wise Topics

1. General Awareness

The General Awareness section tests a candidate’s knowledge of current events and static general knowledge.

Key Topics to Cover:

• Current Affairs (last 6–12 months)
• Indian History (Ancient, Medieval, Modern)
• Indian Polity & Constitution
• Indian Economy (Budget, Economic Survey, Schemes)
• Geography (Physical, Indian & World)
• Science & Technology (Latest Developments)
• Awards & Honours
• Important Days & Events
• National Security Issues
• Government Schemes & Programs

📌 Tip: Focus more on national security, defense, and intelligence-related topics as these are IB-specific.

2. Quantitative Aptitude

This section evaluates basic mathematical ability and problem-solving skills.

Important Topics:

• Number System
• Percentage & Ratio
• Profit & Loss
• Simple & Compound Interest
• Average & Allegation
• Time, Speed, Distance & Work
• Geometry & Mensuration
• Algebra & Trigonometry (basic)
• Data Interpretation (Tables, Graphs, Charts)

📌 Tip: Practice previous year question papers to identify frequently asked questions.

3. Logical & Analytical Ability

The reasoning section checks analytical thinking and problem-solving ability.

Key Topics:

• Coding-Decoding
• Series (Number/Alphabet)
• Blood Relations
• Directions & Ranking
• Puzzles (Seating Arrangement, Linear & Circular)
• Syllogism
• Analogy & Classification
• Non-Verbal Reasoning (Figures & Patterns)

📌 Tip: Solve mock tests regularly to improve speed & accuracy.

4. English Language

The English section tests grammar, comprehension, and vocabulary.

Syllabus Includes:

• Reading Comprehension
• Error Spotting
• Fill in the Blanks
• Synonyms & Antonyms
• Sentence Rearrangement
• Idioms & Phrases
• Active & Passive Voice
• Direct & Indirect Speech

📌 Tip: Improve vocabulary with daily reading of newspapers like The Hindu / Indian Express.

5. Descriptive Test (Tier-II)

• Translation Test: One passage needs to be translated from English to the candidate’s local language and vice versa.
• This section checks language proficiency.

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IB Junior Intelligence Officer Eligibility Criteria 2025

Before preparing for the exam, candidates must ensure that they meet the eligibility requirements as prescribed by the Intelligence Bureau (IB), Ministry of Home Affairs.

Educational Qualifications

Candidates must possess any one of the following qualifications from a Government recognized University/Institute:

1. Diploma in Engineering in one of the following fields:
   • Electronics
   • Electronics & Telecommunication
   • Electronics & Communication
   • Electrical & Electronics
   • Information Technology
   • Computer Science
   • Computer Engineering
   • Computer Applications

OR

2. Bachelor’s Degree in Science with specialization in:
   • Electronics
   • Computer Science
   • Physics
   • Mathematics

OR

3. Bachelor’s Degree in Computer Applications (BCA).

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Age Limit (as on 14.09.2025)

• Minimum Age: 18 years
• Maximum Age: 27 years

Relaxations:

• SC/ST: 5 years
• OBC: 3 years
• Departmental Candidates (Central Govt. Civilian Employees): up to 40 years (after 3 years of continuous service).
• Widows/Divorced Women/Judicially Separated Women (Not Remarried):
  • UR: up to 35 years
  • OBC: up to 38 years
  • SC/ST: up to 40 years
• Ex-Servicemen (ESM): As per Central Government rules.
• Meritorious Sportspersons: Up to 5 years (with proper certification as per DoP&AR O.M. 4.8.1980 and amendments).

📌 Note: The eligibility of candidates in terms of age and educational qualifications will be determined on the closing date of application i.e., 14th September 2025.

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Selection Process for IB Junior Intelligence Officer 2025

1. Tier-I Written Exam – Candidates must clear the minimum cut-off (UR-35, OBC-34, SC/ST-33).
2. Tier-II Descriptive & Skill Test – Shortlisted candidates will undergo a practical test.
3. Tier-III Interview – Personality, communication skills, and suitability for the role will be assessed.
4. Document Verification & Medical Test – Final shortlisted candidates undergo verification.

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Preparation Tips for IB Junior Intelligence Officer Exam

• Follow Current Affairs Daily – National security, intelligence, and defense news are highly important.
• Use Standard Books –
  • Lucent’s General Knowledge (for GA)
  • RS Aggarwal (Quant & Reasoning)
  • Wren & Martin (English Grammar)
• Solve Previous Year Papers – Helps identify exam trends.
• Practice Mock Tests – Boosts speed and accuracy.
• Time Management – Attempt easier sections first, then move to tougher ones.

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Best Books for IB Junior Intelligence Officer Syllabus

• General Awareness: Lucent GK, Manorama Yearbook
• Quantitative Aptitude: RS Aggarwal, Fast Track Arithmetic
• Reasoning: Verbal & Non-Verbal Reasoning by RS Aggarwal
• English: Plinth to Paramount by Neetu Singh, Word Power Made Easy by Norman Lewis
• Current Affairs: Monthly Current Affairs PDFs, Newspapers

Just For Information

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IB Junior Intelligence Officer Salary 2025

• Pay Level: Level 4 (Rs.25,500-81,100)
• Allowances: Dearness Allowance (DA), House Rent Allowance (HRA), Transport Allowance (TA).
• Special Security Allowance: 20% of Basic Pay.

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Important Dates – IB Junior Intelligence Officer 2025

• Notification Release Date: August 2025
• Application Start Date: August 23, 2025
• Last Date to Apply: September 14, 2025
• Last Date of submission of Application Fee: September 16, 2025
• Tier-I Exam Date: To be announced
• Admit Card Release: Few days before exam

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FAQs on IB Junior Intelligence Officer Syllabus