Oil India Limited Recruitment 2026: Apply for Grade D/E/F Posts

Oil India Limited invites applications for Deputy Chief Chemist, Deputy Chief Engineer (Reservoir) and Economist posts in Grade D/E/F. Online application starts 11 September 2026. Last date: 10 October 2026.
Oil India Limited Recruitment 2026: Apply for Grade D/E/F Posts

New delhi: Oil India Limited (OIL), a Maharatna PSU, has invited applications from Indian nationals for recruitment to posts in Grade D, E and F.

Advertisement No.: HRAQ/REC-EX-B/2026-02
Date of Notification: 11 September 2026
Online Application Window: 11 September 2026 (11:00 hrs) to 10 October 2026 (11:00 hrs)
Cut-off Date for Eligibility: 10 October 2026

Posts & Vacancies

Post Name

Post Code

No. of Posts

Grade

Pay Scale

Upper Age Limit (as on 10.10.2026)

Deputy Chief Chemist

CHEM-01

01 (OBC-NCL)

D

₹90,000 – 2,40,000

42 years

Deputy Chief Engineer (Reservoir)

RES-02

01 (UR)

D

₹90,000 – 2,40,000

37 / 39 years

Economist

ECO-03

01 (UR)

D / E / F

D: ₹90,000 – 2,40,000
E/F: ₹1,00,000 – 2,60,000

D: 39 yrs
E: 44 yrs
F: 49 yrs

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Essential Qualification & Experience (Summary)

1. Deputy Chief Chemist (CHEM-01)

  • Postgraduate Degree in Chemistry (min. 2 years) with 60% marks + Physics, Chemistry & Mathematics at graduation level

  • Minimum 9 years post-qualification relevant experience as Chemist (Drilling/Workover) or Drilling Fluid Specialist

2. Deputy Chief Engineer – Reservoir (RES-02)

  • Bachelor’s in Petroleum Engineering (4 years) with 65% marks OR Master’s in Petroleum Engineering/Technology (2 years) with 60% + any Engineering degree

  • Minimum 9 years post-qualification experience as Reservoir Engineer

3. Economist (ECO-03)

  • Postgraduate Degree in Economics / Business Economics with 60% marks

  • Experience required:

    • Grade D → 9 years

    • Grade E → 13 years

    • Grade F → 17 years

Selection Process

  • Shortlisted candidates will be called only for Personal Interview

  • Final selection based on performance in Personal Interview + document verification + medical fitness

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