ISRO VSSC Recruitment 2025: Apply Online for Technical Assistant, Scientific Assistant & Library Assistant Posts – 94 Vacancies

Published On: September 16, 2025
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Vikram Sarabhai Space Centre (VSSC), one of the premier research centers of the Indian Space Research Organisation (ISRO), has released inviting applications for multiple posts including Technical Assistant, Scientific Assistant, and Library Assistant-A. This recruitment drive offers an excellent opportunity for candidates with Diploma and Bachelor’s degree qualifications in relevant disciplines to join ISRO’s prestigious team and contribute to India’s space research and development programs.

Important Dates

  • Starting Date for Apply Online: 24-09-2025
  • Last Date for Apply Online: 08-10-2025

Vacancies & Posts

VSSC has announced vacancies for Technical Assistant, Scientific Assistant, and Library Assistant-A across multiple disciplines. The details are given below:

1. Technical Assistant (Level 07: ₹44,900 – ₹1,42,400)

Electronics

  • Vacancies: 27 (UR – 14, OBC – 09, SC – 01, ST – 01, EWS – 02)
  • Centre of Posting: VSSC
  • Qualification: First Class Diploma in Electronics / Electronics & Communication / Electronics & Telecommunication / Electronics & Instrumentation Engineering.
  • Nature of Job: Design, testing, integration, measurement, analysis, maintenance, screening, and calibration of electronic systems.
  • Reservation: 02 vacancies for PwBD (Category B – 01, Category D – 01).

Mechanical

  • Vacancies: 27 (UR – 16, OBC – 06, SC – 02, EWS – 03)
  • Centre of Posting: VSSC
  • Qualification: First Class Diploma in Mechanical / Production Engineering.
  • Nature of Job: Coordination and monitoring of manufacturing, fabrication, production planning, integration, testing, and quality control of mechanical hardware.
  • Reservation: 02 vacancies for PwBD (Category A – 01, Category C – 01).

Computer Science

  • Vacancies: 12 (VSSC: 04 – UR 03, EWS 01; ADRIN: 08 – UR 05, OBC 02, SC 01)
  • Qualification: First Class Diploma in Computer Science / Engineering / Technology / Information Technology.
  • Nature of Job: Computer programming and computer network operations.
  • Reservation: Out of 04 at VSSC, 02 vacancies reserved for PwBD (Category A).

Chemical

  • Vacancies: 06 (UR – 01, OBC – 02, SC – 02, EWS – 01)
  • Centre of Posting: VSSC
  • Qualification: First Class Diploma in Chemical Engineering / Technology.
  • Nature of Job: Chemical processing including hazardous propellant preparation, production planning, inspection, and quality control.

Automobile

  • Vacancies: 01 (UR – 01)
  • Centre of Posting: VSSC
  • Qualification: First Class Diploma in Automobile Engineering.
  • Nature of Job: Supervision of maintenance activities of automobiles.

Civil

  • Vacancies: 02 (VSSC – 01 UR; ADRIN – 01 UR)
  • Qualification: First Class Diploma in Civil Engineering.
  • Nature of Job: Supervision of construction and maintenance of civil projects and structures.

Refrigeration & AC

  • Vacancies: 01 (OBC – 01)
  • Centre of Posting: VSSC
  • Qualification: First Class Diploma in Refrigeration & Air Conditioning.
  • Nature of Job: Supervision of installation and maintenance of refrigeration and AC systems.

2. Scientific Assistant (Level 07: ₹44,900 – ₹1,42,400)

Physics

  • Vacancies: 04 (VSSC – 01 UR; ADRIN – 03 UR 02, SC 01)
  • Qualification: First Class Bachelor’s Degree in Physics.
  • Nature of Job: Supporting R&D in atmospheric, space, and planetary sciences including experimental development, operation, observations, and data analysis.

Chemistry

  • Vacancies: 01 (UR – 01)
  • Centre of Posting: VSSC
  • Qualification: First Class Bachelor’s Degree in Chemistry.
  • Nature of Job: Processing and analysis of specialty chemicals and materials for space applications.

3. Library Assistant-A (Level 07: ₹44,900 – ₹1,42,400)

Library Assistant-A

  • Vacancies: 02 (VSSC – 01 OBC; NESAC – 01 UR)
  • Qualification: Graduation + First Class Master’s Degree in Library Science / Library & Information Science.
  • Nature of Job: Managing library circulation, cataloguing, acquisition, information services, document arrangement, collection management, and user orientation.

Total Vacancy = 94

Salary and Pay Scale

  • Pay Level: Level 07 (₹44,900 – ₹1,42,400)
  • Approximate Gross Emoluments: ₹78,000/- per month
  • Additional Benefits: Contributory Health Service Scheme, free transport/allowance, subsidized canteen, housing (subject to availability), central school facilities, library access, career growth under Merit Promotion Scheme.

Age Limit (as on 18 June 2025)

  • Minimum Age: 18 years
  • Maximum Age: 35 years
  • Relaxations:
    • SC/ST: 5 years
    • OBC: 3 years
    • PwBD, Ex-Servicemen, Meritorious Sportspersons: As per Government of India rules

Application Fees

  • Application Fee: ₹750/- (uniform for all)
  • Refund Policy:
    • Full refund for SC/ST, PwBD, Ex-Servicemen, and Female candidates if they appear for the written test.
    • ₹500 refunded for other candidates after deducting bank charges if they appear for the written test.
  • Mode of Payment: Online (Credit Card / Debit Card / Net Banking / UPI via SBI ePay).

Selection Process

The selection process will be conducted in two stages:

  1. Written Test:
    • 80 Multiple Choice Questions (Curriculum based).
    • Duration: 90 minutes.
    • Marking: +1 for correct answer, -0.33 for wrong answer.
    • Minimum Qualifying Marks:
      • UR/EWS: 32/80
      • Reserved categories: 24/80 (only for reserved posts)
  2. Skill Test (Qualifying Only):
    • Ratio: 1:5 (minimum 10 candidates).
    • Qualifying Marks:
      • UR/EWS: 50/100
      • Reserved categories: 40/100
    • Final empanelment based on written test marks. In case of tie, academic qualification marks will be considered.

How to Apply

  • Applications will be accepted online only through the VSSC website.
  • Candidates registered on the National Career Service (NCS) portal can also apply via ISRO website.
  • Upload required documents including caste, disability, ex-servicemen, and EWS certificates (if applicable).
  • Keep checking email and VSSC website for updates on test dates and further communication.

General Conditions

  • Posts are temporary but likely to continue.
  • Candidates must meet qualifications as of 18 June 2025.
  • Candidates employed in Government/PSU/Autonomous bodies must submit NOC at the time of skill test.
  • Reservation certificates must be valid as of 18 June 2025 (OBC-NCL, EWS, SC/ST, PwBD).
  • Only Indian nationals are eligible.
  • Canvassing will lead to disqualification.
  • Selected candidates may be posted in any ISRO/Department of Space unit across India.

About VSSC

The Vikram Sarabhai Space Centre (VSSC), located in Thiruvananthapuram, Kerala, is a leading ISRO centre engaged in the development of satellite launch vehicles, sounding rockets, and advanced technologies for India’s space program. Along with ADRIN (Secunderabad) and NESAC (Meghalaya), this recruitment provides a golden chance for engineers, science graduates, and library science professionals to be part of India’s space mission.

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