New Delhi, December 2025 – In a significant move to fuel its next phase of growth and expansion, Indian Oil Corporation Limited (IOCL), the nation’s flagship Maharatna energy major, has launched a major recruitment campaign for Non-Executive personnel across its Refinery and Petrochemical Units.
The corporation has invited applications from bright, young, and energetic Indian nationals for a wide range of positions, offering a lucrative pay scale of ₹25,000 - ₹1,05,000 per month. This recruitment drive aims to fill numerous vacancies at nine key refinery locations: Guwahati, Barauni, Vadodara (Gujarat Refinery), Haldia, Mathura, Panipat, Digboi, Bongaigaon, and Paradip.
Key Details of the Recruitment Drive
1. Important Dates:
-
Opening of Online Application: December 20, 2025 (from 10:00 AM)
-
Closing of Online Application: January 9, 2026 (till 11:55 PM)
-
Tentative Computer-Based Test (CBT): Last week of January 2026
2. Available Positions & Educational Qualifications:
The recruitment is for multiple technical and support roles. Candidates with a 3-year Diploma or a B.Sc. degree in relevant streams are eligible. Key posts include:
-
Junior Engineering Assistant-IV (Production): Diploma in Chemical Engg./Petrochemical/Refinery Engg. OR B.Sc. (Maths, Physics, Chemistry/Industrial Chemistry).
-
Junior Engineering Assistant-IV (P&U / P&U-O&M / Electrical / Mechanical / Instrumentation): Diploma in the respective engineering discipline (Mechanical, Electrical, Instrumentation, etc.).
-
Junior Quality Control Analyst: B.Sc. (Maths, Physics, Chemistry/Industrial Chemistry).
-
Junior Engineering Assistant-IV (Fire & Safety): 10+2 pass with a Sub-Officers’ Course from NFSC-Nagpur and a valid Heavy Vehicle Driving License. Specific physical and medical standards apply.
3. Total Vacancies:
A substantial number of vacancies have been announced across all categories—UR, EWS, SC, ST, OBC (NCL), and PwBD. The exact discipline-wise and refinery-wise break-up is provided in the detailed advertisement. Candidates are advised to check the official notification for precise vacancy details related to their preferred post and location.
4. Age Limit (as on December 31, 2025):
-
General/EWS: Minimum 18 years, Maximum 26 years.
-
Age Relaxation: Applicable as per government norms for SC/ST/OBC(NCL)/PwBD/Ex-Servicemen candidates.
Selection Process & How to Apply
The selection methodology will be a two-stage process:
-
Computer Based Test (CBT): A 100-mark objective test covering Subject Knowledge, Numerical Ability, and General Awareness. The test will be of 120 minutes duration.
-
Skill/Proficiency/Physical Test (SPPT): This will be a qualifying test for candidates shortlisted based on CBT performance.
Application Mode & Fee:
-
Only online applications submitted via the official IOCL website (
www.iocl.com) will be accepted. -
Application Fee: ₹300 (Non-refundable) for General, EWS, and OBC (NCL) category candidates. SC/ST/PwBD/ExSM candidates are exempted from the fee.
Important Instructions for Candidates
-
One Application Only: A candidate can apply for only one post in any one of the Refinery units. Multiple applications will lead to rejection.
-
Higher Qualifications: Candidates possessing higher professional qualifications like B.E./B.Tech, MBA, CA, MCA, etc., are not eligible for these posts. Possession of such a qualification at the time of joining may lead to cancellation of the appointment.
-
Women Candidates: Due to the hazardous nature of operations and statutory provisions, women candidates are eligible to apply only for Post Codes 204 (Electrical), 205 (Mechanical), and 206 (Instrumentation) in this advertisement.
-
Document Upload: Candidates must carefully upload all required self-attested documents—photograph, signature, left thumb impression, handwritten declaration, and certificates (educational, caste, disability, etc.)—as per the specifications mentioned in the advertisement.
A Call to Build India's Energy Future
“Contributing to the growth of the nation year after year, Indian Oil has risen to a position of leadership,” stated the corporation in its advertisement. This recruitment drive is a step towards strengthening its workforce to steer India’s transition towards a sustainable, low-carbon energy future while maintaining excellence in its core operations.
Prospective candidates are urged not to wait for the last date and to complete their online registration well before the deadline of January 9, 2026, to avoid any last-minute technical glitches.
For detailed advertisement, eligibility criteria, vacancy break-up, and to apply online, visit:
https://www.iocl.com/latest-job-opening (Navigate to 'IndianOil for Careers' > 'Latest Job Opening').
*Disclaimer: This article is a summary based on the official advertisement no. Guwahati-GR/P/Rectt/25 etc., dated 20-12-2025. Candidates must rely solely on the information and instructions provided on the official IOCL website for application purposes.*