| Particulars | Details |
|---|---|
| Organization | Chennai Petroleum Corporation Limited (CPCL), a Navratna Public Sector Organization and Group Company of Indian Oil Corporation Ltd. |
| Location | Chennai, Tamil Nadu (refining capacity of 10.5 MMTPA) |
| Advertisement No. | 01 of 2026 – CPCL/HRD:03:055 |
| Notification Date | 14 August 2026 |
| Post Name | Junior Engineering Assistant-IV (Production / Mechanical / Electrical / Instrumentation) |
| Total Posts | 60 |
| Cadre | Non-Supervisory Cadre, Grade IV |
| Application Mode | Online only, via www.cpcl.co.in |
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Note: The number of vacancies indicated is tentative and may increase or decrease in the relevant categories at the absolute discretion of Management, in compliance with the Presidential Directives on reservation.
CPCL Recruitment 2026 Important Dates
| Event | Date |
|---|---|
| Opening of Online Application | 14 August 2026 |
| Last Date for Submission of Online Application & Payment | 30 September 2026 (23:59 Hrs) |
| Tentative Issuance of Admit Card for CBT | 10 days before the CBT |
| Tentative Computer Based Test (CBT) | September / October 2026, at Chennai only |
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Note: Educational qualification, work experience, and age are all reckoned as on 01.07.2026. Candidates are advised to apply well before the closing date rather than waiting until the last date, to avoid last-minute website load issues.
CPCL Recruitment 2026 Vacancy Details
26 Unreserved (UR)
34 Reserved Category Total
60 Total Posts
Position-wise & Category-wise Breakup
| Code | Position / Discipline | Total | UR | SC | ST | OBC | EWS |
|---|---|---|---|---|---|---|---|
| CPCL01 | Jr. Engg. Asstt-IV (Production) | 40 | 19 | 4 | - | 12 | 4 |
| CPCL02 | Jr. Engg. Asstt-IV (Mechanical) | 10 | 3 | 3 | - | 2 | 1 |
| CPCL03 | Jr. Engg. Asstt-IV (Electrical) | 5 | 2 | - | - | 1 | - |
| CPCL04 | Jr. Engg. Asstt-IV (Instrumentation) | 5 | 2 | 2 | - | - | - |
| Total | 60 | 26 | 9 | - | 15 | 5 | |
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Backlog Vacancies (within the total above)
| Code | SC | ST | OBC | PwBD |
|---|---|---|---|---|
| CPCL01 | 1 | - | - | - |
| CPCL02 | - | - | 1 | 1 (OH) – 3rd Attempt |
| CPCL03 | 1 | - | 1 | 2 (MD) – 3rd Attempt |
| CPCL04 | - | - | 1 | - |
| Total | 2 | - | 3 | 3 |
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OH: Orthopedically Handicapped; MD: Multiple Disabilities. This is the 3rd attempt to fill the PwBD backlog posts; if suitable candidates from the specified disability category are unavailable, the post may be filled by PwBD candidates with other identified disabilities.
Opportunity for Women
Owing to hazardous refinery operations and shift-based work requirements, women candidates are not currently considered for Production vacancies (CPCL01) or any cadre requiring shift operations, 365-day working, or duty beyond 7:00 PM–6:00 AM. Women may apply only against:
- CPCL02 – Jr. Engg. Asstt-IV (Mechanical)
- CPCL03 – Jr. Engg. Asstt-IV (Electrical)
- CPCL04 – Jr. Engg. Asstt-IV (Instrumentation)
| Position | Qualification | Experience |
|---|---|---|
| CPCL01 – Production | 3-year Diploma in Chemical/Petroleum/Petrochemical Engineering, or B.Sc. with Chemistry as major subject; min. 60% aggregate (General/OBC/EWS), 55% for SC against reserved posts | Min. 3 years' relevant post-qualification experience in Continuous Process Units of Refining/Chemical/Petrochemical/Fertilizer/Gas Processing industry (Fired Heaters, Exchangers, Pumps & Compressors, Distillation Columns, Reactors, etc.) |
| CPCL02 – Mechanical | 3-year Diploma in Mechanical Engineering; min. 60% aggregate (General/OBC/EWS), 55% for SC/PwBD against reserved posts | Min. 3 years' experience in maintenance of rotary equipment (Pumps/Compressors/Turbines) and stationary equipment (boilers, exchangers, columns, piping, valves, tanks) in Refinery/Petrochemical/Chemical/Fertilizer/Power Plant or large industrial establishments |
| CPCL03 – Electrical | 3-year Diploma in Electrical/Electrical & Electronics Engineering; min. 60% aggregate (General/OBC/EWS), 55% for SC/PwBD against reserved posts | Min. 3 years' experience maintaining Motors, Transformers, Generators, HT/LT switchgear, UPS, Battery banks, VFDs, with ability to troubleshoot control circuits, in a continuous process industry |
| CPCL04 – Instrumentation | 3-year Diploma in Instrumentation/Instrumentation & Electronics/Instrumentation & Control/Electronics & Communication; min. 60% aggregate (General/OBC/EWS), 55% for SC against reserved posts | Min. 3 years' experience in process control instrumentation maintenance, field instruments/control valves, DCS/PLC familiarity, ability to read P&ID and generate calibration reports |
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All qualifications must be from a University/Institution/Board recognized by the Government of India. Diploma via a recognized lateral entry scheme (Class-XII (Sc)/ITI admitted to 2nd year) is also eligible, subject to the prescribed percentage on the aggregate of 4 semesters. Higher professional qualifications such as B.E./B.Tech, MBA, CA, LLB, or MCA make a candidate ineligible; possession of such qualification at the time of joining can lead to cancellation of the offer.
CPCL Recruitment 2026 Age Limit
Upper age limit for all positions: 30 years, as on 01.07.2026.
| Category | Relaxation in Upper Age Limit |
|---|---|
| SC / ST | 5 years, if considered against reserved positions |
| OBC (Non-Creamy Layer) | 3 years, if considered against reserved positions |
| Persons with Benchmark Disabilities (PwBD) | 10 years (General); 13 years (OBC); 15 years (SC), if considered against reserved positions |
| Ex-Servicemen | Service rendered in Armed Forces + 3 years, subject to a maximum age of 50 years |
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Important: Cumulative age relaxation is not available, either within the above items or in combination with any other item. Only a Secondary/Higher Secondary Board certificate will be accepted as age proof.
Reservation & PwBD Provisions
SC/ST/OBC(NCL) & EWS
- Certificates must be in the prescribed proforma for Central Government posts, clearly indicating caste, the Act/Order under which it is recognized, and the candidate's ordinary residence.
- OBC certificates must confirm the candidate does not belong to the creamy layer, and must be issued on or after 01.04.2026.
- Only communities in the Central Government's common OBC list are treated as OBC by CPCL, being a Central PSU.
- EWS candidates need an Income & Asset certificate as per DoPT O.M. No. 36039/1/2019-Estt.(Res) dated 31.01.2019, issued on or after 01.04.2026.
- No change in community status declared in the online application will be allowed later.
Persons with Benchmark Disabilities (PwBD)
Reservation applies on a horizontal basis, only in identified disciplines. Given the hazardous nature of refinery operations, PwBD reservation for CPCL02 (Mechanical) and CPCL03 (Electrical) is restricted to specific functional disability categories:
| Disability Category | Functional Disability |
|---|---|
| Physical Hearing Impairment | Hard of Hearing (HH) |
| Physical Locomotor disability incl. Leprosy Cured, Dwarfism & Acid Attack Victims | One Arm (OA), One Leg (OL) & Dwarfism, Acid Attack Victim, Cerebral Palsy, Leprosy Cured |
| Multiple disabilities in above categories | Combination of Hard of Hearing with any Locomotor disability incl. Leprosy Cured |
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A minimum 40% disability in the relevant category is required to claim PwBD reservation. A valid Disability Certificate issued under the Rights of Persons with Disabilities Rules, 2017 is mandatory.
Ex-Servicemen (ExSM)
- Applied horizontally across all categories (UR/SC/ST/OBC/EWS), including disabled servicemen.
- Only candidates released/retired, or whose engagement period ends on or before 31.12.2026, are eligible; a release letter and self-declaration are required at joining.
- Ex-servicemen already in regular Government employment get age relaxation but not reservation benefit.
- If sufficient eligible ExSM candidates are unavailable, reserved posts may be filled by other candidates.
| Particulars | Details |
|---|---|
| Cadre | Non-Supervisory Cadre, Grade IV |
| IDA Pay Scale | ₹25,000 – ₹1,05,000 |
| Starting Basic Pay | ₹25,000 (no pay protection admissible) |
| Other Benefits | DA, HRA/Self-Lease, PF, Gratuity, LTC/LFA, Medical reimbursement, Superannuation benefits, as per Corporation rules |
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Selection comprises a Computer Based Test (CBT), followed by Document Verification of shortlisted candidates, and a qualifying Skill, Proficiency and/or Physical Test (SPPT).
CBT Pattern
| Section | Questions | Marks |
|---|---|---|
| General Aptitude (Verbal Ability, GK, Reasoning/Logical Deduction, Numerical Ability) | 50 | 50 |
| Discipline Knowledge (relevant to the applied position) | 70 | 70 |
| Total | 120 | 120 |
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- Objective, multiple-choice questions; total CBT duration 2 hours.
- Negative marking: ¼ mark deducted for each wrong answer.
- Minimum qualifying marks: 40% in CBT for General/OBC/EWS; relaxed by 5% (i.e. 35%) for SC/ST/PwBD candidates against reserved positions.
- Candidates are shortlisted for SPPT in a ratio of approximately 1:3 (three candidates per post, factoring in reserved posts); tied candidates at the cut-off are all included.
- SPPT is of a qualifying nature (does not carry marks toward merit).
- Category-wise merit list is drawn from CBT marks, considering only candidates who qualify the SPPT; final selection is subject to being found medically fit.
| Category | Fee |
|---|---|
| General / EWS / OBC | ₹500 (non-refundable), plus applicable bank charges |
| SC / ST / PwBD / Ex-Servicemen / Women | Exempted – no fee payable |
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Payment is accepted online only, via SBI e-Pay (Debit/Credit Card, UPI, or Net Banking). Fees once paid are not refundable under any circumstances, including if a candidate applies for more than one post (only one application per candidate is permitted).
How to Apply for CPCL Recruitment 2026- Visit www.cpcl.co.in, read the instructions, tick the declaration checkbox, and click Continue.
- Select the post from the "Post Applying For" dropdown and complete new-user signup with basic personal details; validate your e-mail ID and mobile number via OTP.
- Log in using the User ID and password sent to your e-mail/mobile.
- Fill in Personal Details (parents' names, marital status, photo ID, addresses), then Academic Details and Work Experience (mandatory for all four posts).
- Upload a recent passport-size photograph (20–60 KB, JPG/JPEG/PNG) and scanned signature (10–30 KB, JPG/JPEG/PNG).
- Upload scanned documents/certificates in PDF (60 KB–2 MB).
- Review all details on the Preview page, using "Edit" links to correct any section if needed.
- Click Proceed to Payment, accept the declaration, and click Submit — no further changes are possible after this.
- Complete payment via Net Banking/Debit Card/Credit Card/UPI (where applicable), then download the application form and payment receipt from the dashboard.
Important: Each candidate may apply for only one post using a single e-mail ID and mobile number. Candidates need not send application printouts or certificate copies by post; candidature is considered purely on the strength of information declared online.
Important Conditions
- Documents relating to Age/Qualification/Experience/Category will be verified at the Document Verification stage; selection is subject to verification of Caste/Character & Antecedents.
- Candidates employed in Government organizations/PSUs/Autonomous Bodies should apply through proper channel, or produce a No Objection Certificate at Document Verification.
- SC/ST candidates called for CBT/SPPT/Document Verification are eligible for single Second Class rail/bus fare reimbursement (if distance is 30 km or more), subject to submission of tickets and community certificate.
- Late reporting (after the time specified on the admit card) will result in the candidate not being permitted to take the CBT.
- Calculators, mobile phones, pagers, smart watches, and other communication devices are not permitted in the examination premises.
- Any legal proceedings arising from this advertisement fall under the sole jurisdiction of courts/tribunals in Chennai.
- Providing incorrect information or process violation, detected at any stage (even after selection), leads to disqualification with retrospective effect.
- Canvassing in any form leads to disqualification.
- In case of ambiguity between language versions of the advertisement, the English version on www.cpcl.co.in prevails.
- Final selection is subject to candidates being found medically fit as per CPCL's Pre-Employment Medical Standards.
- Filling of vacancies is solely at Management's discretion based on suitability; no claim arises if some vacancies remain unfilled.
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