What is DRDO CEPTAM Technical Assistant-A and what does the job involve?

DRDO CEPTAM (Centre for Personnel Talent Management) Technical Assistant-A is a Group C technical post in DRDO laboratories across India. Technical Assistants in DRDO work in R&D labs helping scientists and engineers with experimental setups, equipment maintenance, testing, and data collection. The role requires ITI-level trade skills and basic science knowledge. DRDO has over 50 laboratories across India in cities like Hyderabad, Pune, Delhi, Bangalore, and Dehradun. Technical Assistant-A posts are in various trades including Electrician, Fitter, Machinist, Electronics Mechanic, and IT-related trades. The job offers the prestige of working in defence R&D with excellent pay and facilities.

What is the pay scale and career growth for DRDO Technical Assistant-A?

DRDO Technical Assistant-A is a Group C post with Pay Level 2 (Rs. 19,900–63,200) under the 7th Pay Commission. With Dearness Allowance, HRA, and other central government allowances, the effective monthly take-home can be Rs. 35,000–50,000 depending on posting location. DRDO employees receive additional benefits like lab facilities, subsidized canteen, transport, and professional development opportunities. Career growth is through department promotion exams — Technical Assistants can be promoted to Senior Technical Assistant (Pay Level 4) and then Technical Officer grade. Those who pursue engineering degrees can get promoted to Scientist-B grade through DRDO internal promotion exams.

How is the DRDO CEPTAM selection process structured?

DRDO CEPTAM selection for Technical Assistant-A involves two stages: a CBT (Computer Based Test) and a Tier-II skill/trade test. The CBT consists of 100 questions on Trade Technical Knowledge (60%), General Science (20%), and Mathematics (20%). Candidates who clear the CBT shortlist are called for a practical/skill test in their trade. Final selection is based on combined marks from CBT and skill test, subject to document verification. For popular trades like Electrician and Fitter, the competition is high with thousands of applicants. Final merit list includes reservations for SC/ST/OBC/EWS/Ex-servicemen as per central government norms.

Which DRDO laboratories offer Technical Assistant-A posts?

DRDO Technical Assistant-A vacancies come across its 50+ laboratories. Major laboratories include DRDL (Defence Research and Development Laboratory) Hyderabad for missiles, ARDE Pune for ammunition, CABS Bangalore for aerospace electronics, DEAL Dehradun for electronics, DIBER Haldwani for high altitude biology, and DRDE Gwalior for defence equipment. Each lab recruits for trades relevant to their research area — for example, DRDL recruits Welders and Fitters, DEAL recruits Electronics Mechanics. The DRDO CEPTAM notification clearly specifies which posts are available at which laboratory, allowing candidates to choose preferred locations.

How should I prepare for the Trade Technical Knowledge section of DRDO CEPTAM?

The Trade Technical Knowledge section tests advanced understanding of your ITI trade beyond the basic NCVT syllabus. Study the NCVT-prescribed trade theory textbooks for all four semesters of your trade in detail. For Electrician trade: focus on motor rewinding, transformer principles, power factor correction, and electrical testing equipment. For Fitter trade: machining tolerances, precision measurement, hydraulic systems, and machine alignment. For Electronics Mechanic: transistor circuits, digital electronics, testing instruments, and PCB troubleshooting. Previous DRDO CEPTAM papers (available online) reveal the type and depth of trade questions asked. Join trade-specific online forums to discuss and understand advanced concepts.

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DRDO CEPTAM Tech-A Preparation Guide

Defence Research and Development Organisation (DRDO), Ministry of Defence

Your Complete Preparation Guide for DRDO CEPTAM Tech-A 2027 — strategy, study plan, tips & more.

DifficultyModerate

Total Marks100

Duration90 min

Start Practising Now →Free Mock Tests

Exam Overview

Mode

Online (CBT)

Frequency

As per DRDO vacancy notification (every 1–3 years)

Next Exam Date

As per notification

EEligibility Criteria

ITI pass in relevant trade (Electrician, Fitter, Machinist, Welder, etc.) from NCVT/SCVT recognized institute

ANumber of Attempts

No restriction; age limit 18–28 years (relaxation for SC/ST/OBC/Ex-servicemen)

Study Plan by Subject

Trade Technical Knowledge

Week 1-4: Foundation

Core concepts & basics

Week 5-8: Deep Practice

Advanced problems & revision

Week 9-12: Mock Tests + Revision

Full-length tests & weak-area focus

Refer to official syllabus for complete topic list

General Science

Week 1-4: Foundation

Core concepts & basics

Week 5-8: Deep Practice

Advanced problems & revision

Week 9-12: Mock Tests + Revision

Full-length tests & weak-area focus

Refer to official syllabus for complete topic list

Mathematics

Week 1-4: Foundation

Core concepts & basics

Week 5-8: Deep Practice

Advanced problems & revision

Week 9-12: Mock Tests + Revision

Full-length tests & weak-area focus

Refer to official syllabus for complete topic list

Expert Preparation Tips

Study all 4 semesters of NCVT trade theory textbooks in depth — DRDO CEPTAM trade questions go beyond Class 10/ITI basics.

General Science preparation should cover Class 12 level Physics and Chemistry basics relevant to your trade (circuits, mechanics, heat).

Mathematics: master Class 10 topics plus basic trigonometry, mensuration, and algebraic equations from Class 11.

Practice DRDO CEPTAM previous papers (2010–2023) which are available on coaching websites to understand exact question patterns.

Exam Pattern at a Glance

Section	Questions	Marks	Duration (est.)
Trade Technical Knowledge	33	33	30 min
General Science	33	33	30 min
Mathematics	33	33	30 min
Total	100	100	90 min

Important Dates

Registration Opens

As per DRDO notification

Next Exam Date

As per notification

Conducted By

Defence Research and Development Organisation (DRDO), Ministry of Defence

Frequently Asked Questions

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