OIL Recruitment 2026 - Walkin for Contractual Mechanical Supervisor, Contractual Instrumentation Technician and More Posts

Candidates should download and read the OIL Jobs 2026 notification PDF carefully to check vacancy details, eligibility, age limit, and application instructions. The notification also includes important dates and selection process details. The direct download link is available in the Important Links section below. Download OIL Job 2026 Notification PDF

Contractual Mechanical Supervisor: Class 10th from Government Recognized Education Board; Passed 03 years Diploma in Mechanical Engineering from Government Recognized Institute; Minimum 02 years post qualification relevant work experience Contractual Instrumentation Technician: Class 10th from Government Recognized Education Board; Trade certificate in Instrument Mechanic trade from Government Recognized Institute; Minimum 01 year post qualification relevant work experience Contractual Assistant Diesel Mechanic: Class 10th from Government Recognized Education Board; Trade certificate in Diesel Mechanic Trade from Government Recognized Institute; Minimum 01 year post qualification relevant work experience

For All Posts: Minimum Age: 18 years, Maximum Age: 45 years Before submitting the application, candidates are advised to verify that they meet the required age criteria. Use our Age Calculator to calculate your exact age as per the official cut-off date.

Walk-in for Personal Assessment Document Verification Merit List

Candidates who wish to attend the walk-in interview for OIL Various Posts Recruitment 2026 should follow the steps below. Read the official notification carefully before attending the interview. Candidates must report at the venue as per the reporting time mentioned in the notification. Carry all original documents along with one set of self-attested photocopies such as ID proof, educational certificates, experience certificates (if required), and category certificate (if applicable). Bring the duly filled application form if required in the notification. Verify eligibility criteria before attending the interview. Candidates are advised to reach the venue well in advance to complete registration formalities. Keep extra passport-size photographs for submission if required.