OIL Geologist Recruitment 2026 – Walkin

Oil India Limited (OIL) will hold walk-in interviews on 26 November 2026 for the Rajasthan posts and on 3 December 2026 for the Arunachal Pradesh post, with registration from 09:00 A.M. to 11:00 A.M. on each date. The Rajasthan venue is OIL HOUSE, 2A, District Shopping Centre, Saraswatinagar, Basni, Jodhpur-342005, Rajasthan. The Arunachal Pradesh venue is the OIL Branch Office, CESHS Campus, VIP Road, Itanagar, Arunachal Pradesh-791111. OIL will engage 3 Contractual Geologists under its Critical Mineral Exploration Programme at ₹ 60,000/- per month, on a contract of 1 year that may be extended by another 1 year.

OIL Recruitment 2026 Walk-in Interview Date, Time and Venue

The official notification does not specify an application fee.

About OIL

Oil India Limited is described in the notice as a Maharatna Public Sector Undertaking and the second largest national upstream Oil & Gas company, with pan India presence and a global footprint. The posts are placed under the Centre of Excellence for Energy Studies (CoEES), Guwahati, Assam, for OIL’s Critical Mineral Exploration Programme. The work is purely temporary in nature and may involve shifts, arduous and hazardous jobs in remote or far-flung OIL installations, and “On-Call” duty.

Posts and Eligibility

SC, ST and EWS show no posts for either position. The notice says reservation for PwBD and Ex-Servicemen is as per Govt. of India Guidelines. For PwBD suitability it lists “b) HH; c) OA, OL, CP, LC, Dw, AAV; d) SLD, MI; e) MD involving b to d” for both posts.

Desirable Experience (both posts)

• In-depth knowledge of Economic Geology, Mineral Deposits and Ore Genesis relevant to the exploration and exploitation of mineral resources.
• Publications in reputed journals and/or conference proceedings in the above fields will be an added advantage.
• Experience in field geological mapping and mineral resource estimation in mineralized zones is desirable.
• Prior work experience in mining-related industries will be preferred.

Age Limit

The age limit for both posts, counted as on the date of registration for the Walk-in-Interview, is a minimum of 18 years and a maximum of 40 years for General candidates and 43 years for OBC (NCL) candidates. Class 10 Admit Card, Pass Certificate or Marksheet from a Government Recognised Education Board is the only document accepted as proof of date of birth.

Pay and Contract Terms

• The ₹ 60,000/- per month consists of fixed and variable components. An incidental of ₹ 500/- per day is paid for the actual days worked for OIL outside the place of posting.
• The initial contract is for 1 year. It may be extended for another 1 year after the requisite interval, depending on departmental requirement, job performance, conduct, physical fitness, etc. The maximum total is 2 years.
• EPF and Gratuity apply. Selected candidates get 20 days of paid leave for 1 year of engagement. During Maternity Leave only the fixed component is paid.
• Either side can end the contract with 15 days notice.

OIL Recruitment 2026 Job Description

Contractual Geologist (Critical Minerals Program – Rajasthan)

• To be posted at Rajasthan under CoEES, Oil India Limited, Guwahati, Assam.
• Deployment at field exploration activities such as geological mapping, trenching, sampling, drilling and coring supervision, and coordination with Exploration Agency.
• Monitoring and documentation of exploration progress and quality of field data.
• Coordinating and sample preparation for laboratories for sample testing.
• Office-based work at the project site, including data compilation and preparation of reports.
• Assisting OIL’s in-house geologists in supervising exploration activities and ensuring timely execution of the approved exploration programme.
• Awareness and adherence to OIL’s HSE policies and Code of Conduct.
• Other allied jobs as assigned by the concerned Reporting Officer/HoD.

Skills and experience listed:

• Detailed geological mapping and structural studies; systematic sampling and supervision of drilling operations.
• Continuous field monitoring and quality control of exploration activities executed by the Exploration Agency; coordinating with laboratories for sample testing.
• Coordination with local administration, State authorities and statutory agencies like DGM, IBM, PCCF, CGWB etc.
• Compilation, validation and interpretation of geological data and preparation of technical reports, including inputs for Geological Reports to be submitted to IBM/State authorities.
• Excellent communication skills with fluency in English; general technical ability and safety awareness; good IT and database skills; ability to work as part of a team.

Contractual Geologist (Critical Minerals Program – Arunachal Pradesh)

• To be posted at Arunachal Pradesh under CoEES, Oil India Limited, Guwahati, Assam.
• Deployment at field exploration activities such as geological mapping, trenching, sampling, drilling and coring supervision, and coordination with Exploration Agency.
• Monitoring and documentation of exploration progress and quality of field data.
• Coordinating and sample preparation for laboratories for sample testing.
• Office-based work at the project site, including data compilation and preparation of reports.
• Assisting OIL’s in-house geologists in supervising exploration activities and ensuring timely execution of the approved exploration programme.
• Awareness and adherence to OIL’s HSE policies and Code of Conduct.
• Other allied jobs as assigned by the concerned Reporting Officer/HoD.

Skills and experience listed for this post are the same ten points as for the Rajasthan post: mapping and structural studies; sampling and drilling supervision; field monitoring and quality control; laboratory coordination; coordination with local administration and agencies such as DGM, IBM, PCCF and CGWB; data compilation and technical reports; fluency in English; technical ability and safety awareness; IT and database skills; teamwork. The notice says the duty list is only indicative and not exhaustive.

What to Bring

Candidates must bring the following in original and one set of self-attested copies on the date of registration and interview:

• Filled Personal Bio-Data Form (format on the last 2 pages of the advertisement).
• One recent 3cm x 3cm coloured passport photograph.
• Valid Photo Identity Proof and valid Address Proof issued by a Competent Government Authority.
• Date of Birth proof, i.e. Class X certificate containing the date of birth.
• Class 10 Admit Card, Marksheet and Pass Certificate; essential qualification documents such as all semester/year marksheets and the final marksheet, Pass Certificate, and Experience Certificate(s), as applicable.
• Valid Caste Certificate (SC/ST/OBC), Non-Creamy Layer certificate, EWS Income and Asset Certificate, Disability Certificate, and Discharge Book/Service and Release Certificate for Ex-Servicemen, each if applicable.
• Valid No Objection Certificate, if employed in Government Service/Public Sector Undertaking/Autonomous Bodies.
• EPF Member Pass Book (if available), Aadhar Card, PAN Card and Bank Pass Book.

What Happens on the Day

1. Candidates must first complete registration at the venue between 09:00 A.M. and 11:00 A.M. No candidate is allowed to register beyond this date and time under any circumstances.
2. Information given by the candidate is verified against the original documents. Only candidates meeting the notified eligibility criteria are allowed to appear.
3. The Walk-in-Interview proceeds as per the list of registered candidates. If registrations exceed capacity, the interview for the remaining candidates is carried forward to subsequent days as required.
4. The interview carries 100 marks. Assessment is on suggestive parameters such as Professional Knowledge and skills (concerned discipline), Professional Knowledge and skills (allied discipline), Personal Attributes and Soft Skills.
5. The minimum qualifying marks are 50 for all categories. Final selection is made on merit only, based on interview marks, with 50 or above.

Important Instructions

• Only Indian Nationals are eligible to apply on the date of registration.
• Candidates without original documents, certificates or testimonials are not allowed to appear.
• No Travelling Allowance or Daily Allowance is paid for the interview. Candidates make their own travel and accommodation arrangements, and no reimbursement is provided for joining.
• Provisionally selected candidates must join immediately. If a candidate does not join on the stipulated date, another maximum of 15 days is allowed, after which the provisional selection is cancelled.
• At joining, a fitness certificate from a Govt. registered medical practitioner, a Police verification certificate, a Release Letter (original) from the present employer, and the Universal Account Number (UAN) are required.
• Selected candidates may be placed at any location the Competent Authority considers fit, must arrange their own accommodation, and bear all applicable taxes.
• The engagement is purely contractual and gives no right or claim to employment or regularization in OIL. Disputes fall under the jurisdiction of the Dibrugarh district court only.
• Canvassing, unfair means, impersonation or false documents can lead to rejection, disqualification and debarment. OIL may cancel or postpone the process at any stage without assigning any reason.
• The notice warns against fake engagement or appointment letters and states that OIL does not authorise anyone outside the company to offer jobs on its behalf.

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