CPCL Recruitment 2026: Apply Online for 60 Junior Engineering Assistant-IV Posts

Chennai Petroleum Corporation Limited (CPCL), a Navratna Public Sector Enterprise and a group company of Indian Oil Corporation Ltd. (IOCL), has released recruitment notification Advt. No. 01 of 2026 CPCL/HRD:03:055 for 60 Non-Executive personnel posts.

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Recruitment Summary

Attribute	Details
Organization	Chennai Petroleum Corporation Limited (CPCL)
Parent Organization	Indian Oil Corporation Limited (IOCL)
Advertisement Number	Advt. No. 01 of 2026 CPCL/HRD:03:055
Post Title	Junior Engineering Assistant - IV (Grade IV)
Total Vacancies	60 Posts (Current + Backlog)
Job Location	Chennai, Tamil Nadu
Pay Scale	Rs. 25,000 – 1,05,000/- (Starting Basic Pay: Rs. 25,000/-)
Mode of Application	Online
Extended Last Date to Apply	30th September 2026
Official Website	Click Here

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Important Dates

Event	Date / Details
Online Application Opening Date	14.08.2026
Original Last Date for Application & Fee Payment	11.09.2026 (23:59 Hrs)
Extended Last Date for Online Submission	30.09.2026
Tentative Schedule for CBT Admit Card Release	10 days prior to CBT
Tentative CBT Schedule	September / October 2026
Examination Centre	Chennai only

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Vacancy Breakdown Details

Code	Position / Discipline	UR	SC	ST	OBC	EWS	Backlog (SC/ST/OBC)	PwBD	Total
CPCL01	Jr. Engg. Asstt-IV (Production)	19	4	3	12	2	—	—	40
CPCL02	Jr. Engg. Asstt-IV (Mechanical)	4	3	0	2	1	—	1 (OH)	10
CPCL03	Jr. Engg. Asstt-IV (Electrical)	2	1	0	1	1	—	2 (MD)	5
CPCL04	Jr. Engg. Asstt-IV (Instrumentation)	2	1	0	1	1	—	—	5
Total		27	9	3	16	5	0	3	60

Note on Opportunity for Women: Due to statutory guidelines regarding hazardous refinery unit operations, female applicants are eligible only for Mechanical (CPCL02), Electrical (CPCL03), and Instrumentation (CPCL04) disciplines.

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Eligibility Criteria (As on 01.07.2026)

Upper Age Limit & Relaxations

Category	Age Limit / Relaxation
General / Unreserved / EWS	30 Years
Scheduled Caste (SC) / Scheduled Tribe (ST)	Relaxable by 5 Years (Up to 35 Years)
Other Backward Classes (OBC - NCL)	Relaxable by 3 Years (Up to 33 Years)
Persons with Benchmark Disabilities (PwBD - Gen)	Relaxable by 10 Years (13 yrs for OBC, 15 yrs for SC)
Ex-Servicemen (ExSM)	Service in Armed Forces + 3 Years (Max limit 50 Years)

Educational Qualifications & Work Experience

Position Code & Post	Educational Qualification	Minimum Work Experience (Continuous Industry)
CPCL01 Jr. Engg. Asstt-IV (Production)	3 years Diploma in Chemical / Petrochemical / Petroleum Engg./Tech. OR B.Sc. with Chemistry (Min. 60% aggregate for UR/OBC/EWS, 55% for SC)	3 years post-qualification experience in continuous process units of Refining / Chemical / Petrochemical / Fertilizer / Gas Processing plants.
CPCL02 Jr. Engg. Asstt-IV (Mechanical)	3 years Diploma in Mechanical Engineering (Min. 60% aggregate for UR/OBC/EWS, 55% for SC/PwBD)	3 years post-qualification maintenance experience with rotary/stationary equipment (pumps, compressors, turbines, boilers, heat exchangers).
CPCL03 Jr. Engg. Asstt-IV (Electrical)	3 years Diploma in Electrical / Electrical & Electronics Engg. (Min. 60% aggregate for UR/OBC/EWS, 55% for SC/PwBD)	3 years post-qualification maintenance experience in motors, transformers, generators, HT/LT switchgear, UPS, and VFDs.
CPCL04 Jr. Engg. Asstt-IV (Instrumentation)	3 years Diploma in Instrumentation / Instrumentation & Electronics / Control / Electronics & Comm. (Min. 60% for UR/OBC/EWS, 55% for SC)	3 years post-qualification experience in process control instrumentation, transmitters, control valves, DCS/PLCs, and P&ID diagrams.

Ineligibility Clause: Candidates holding higher professional degrees such as B.E., B.Tech, MBA, MCA, CA, or LLB are not eligible.

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Selection Process & CBT Exam Pattern

Parameter	Pattern & Specifications
Stages of Selection	1. Computer Based Test (CBT) 2. Document Verification 3. Skill, Proficiency, and/or Physical Test (SPPT - Qualifying)
Total Test Duration	2 Hours (120 Minutes)
Total Marks / Questions	120 Marks / 120 Questions
General Aptitude Section	50 Questions (Verbal Ability, General Knowledge, Reasoning, Numerical Ability)
Discipline Knowledge Section	70 Questions (Domain-specific questions)
Marking Scheme	1 mark per correct answer; negative marking of 0.25 (1/4) mark per wrong answer
Minimum Qualifying Marks	40% for General/OBC/EWS; 35% for SC/ST/PwBD
Shortlisting Ratio for SPPT	1:3 ratio based on CBT performance

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Application Fee Structure

Category	Application Fee	Payment Mode
General, OBC (NCL), and EWS	Rs. 500/- (plus gateway charges)	Online via SBI e-pay (Debit/Credit Card/UPI/Net-Banking)
SC, ST, PwBD, ExSM, and Women	Nil (Exempted)	Not Applicable

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Step-by-Step Online Application Procedure

Step	Action Required	Details & File Requirements
1	User Registration	Register on the portal using email ID and mobile number; verify with OTP.
2	Profile & Academic Entry	Fill personal details, communication address, qualifications, and work history.
3	Photograph Upload	Scanned passport-size photo (20 KB to 60 KB in JPG/JPEG/PNG format).
4	Signature Upload	Scanned clear signature (10 KB to 30 KB in JPG/JPEG/PNG format).
5	Document Upload	Relevant certificates/proofs in PDF format (60 KB up to 2 MB).
6	Preview & Payment	Verify entered data, click submit, and pay application fee (if applicable).
7	Print Application	Download and save the final application form and payment receipt.

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Official Links & Notification Details

Document / Portal	Direct Link
Link to Apply Online	Click Here
Date Extend 2026 Link (Addendum Notice)	Click Here
Link to Official Notification (Advt. 01/2026)	Click Here
Official CPCL Portal	Click Here

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Support & Helpdesk Information

Channel	Contact Information
Email Support	cpcl2026@onlineregistrationform.org
Helpline Phone Number	022-62507770