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

Chennai Petroleum Corporation Limited (CPCL) has announced CPCL Recruitment 2026 for 60 Non-Executive Junior Engineering Assistant-IV posts in Production, Mechanical, Electrical, and Instrumentation disciplines. Eligible candidates can submit applications online from 14 August 2026 to 11 September 2026 at 23:59 Hrs through the CPCL website.

CPCL is a Navratna Public Sector Organization and a group company of Indian Oil Corporation Limited. The recruitment is for the Non-Supervisory Cadre, Grade IV, and the selected candidates will work in Chennai, Tamil Nadu.

CPCL Recruitment 2026 Overview

The vacancy number is tentative and may increase or decrease in the relevant categories according to management requirements and reservation directives.

CPCL Junior Engineering Assistant Vacancy Details

CPCL has distributed the 60 posts across four technical disciplines. Production accounts for the largest share with 40 vacancies, while Mechanical, Electrical, and Instrumentation have 10, 5, and 5 posts respectively.

The notification also includes backlog vacancies within the overall 60 posts, including PwBD backlog positions in specified categories.

Important provision for women candidates

CPCL states that women candidates are not currently considered for Production vacancies or cadres involving shift operations, 365-day working, or duty beyond 7:00 PM–6:00 AM because of the nature of refinery operations. Women candidates may apply for Mechanical, Electrical, and Instrumentation positions.

CPCL Recruitment 2026 Eligibility Criteria

The qualification and experience requirements differ by discipline. Candidates must meet the prescribed educational qualification, percentage, and relevant post-qualification experience as on 01 July 2026.

The required qualification must come from a Government of India-recognized University, Institution, or Board. Recognized lateral-entry diploma candidates can also qualify subject to the prescribed conditions. Importantly, the notification states that higher professional qualifications such as B.E., B.Tech, MBA, CA, LLB, or MCA make a candidate ineligible for these posts.

CPCL Recruitment 2026 Age Limit

The upper age limit for all four positions is 30 years as on 01 July 2026. The notification provides category-based relaxation for eligible candidates.

Cumulative age relaxation is not permitted. CPCL will accept only a Secondary/Higher Secondary Board certificate as age proof.

CPCL Recruitment 2026 Salary and Pay Scale

Selected candidates will join the Non-Supervisory Cadre, Grade IV, with an IDA pay scale of ₹25,000–₹1,05,000. The starting basic pay is ₹25,000, and CPCL states that pay protection is not admissible.

The listed benefits include DA, HRA/Self-Lease, PF, Gratuity, LTC/LFA, medical reimbursement, and superannuation benefits according to Corporation rules.

CPCL Recruitment 2026 Selection Process

CPCL will select candidates through a Computer Based Test (CBT), Document Verification, and a qualifying Skill, Proficiency and/or Physical Test (SPPT). Final selection also requires medical fitness.

The CBT contains 120 objective questions carrying 120 marks. General Aptitude has 50 questions, while Discipline Knowledge has 70 questions. The examination duration is 2 hours, with ¼ mark deducted for every wrong answer.

The minimum qualifying mark is 40% for General/OBC/EWS candidates and 35% for SC/ST/PwBD candidates against reserved positions. Candidates are shortlisted for SPPT at approximately a 1:3 ratio. SPPT is qualifying and does not add marks to the merit score; the category-wise merit list is based on CBT marks among candidates who qualify the SPPT.

CPCL Recruitment 2026 Application Fee

The ₹500 fee is non-refundable. CPCL accepts payment online through SBI e-Pay using Debit Card, Credit Card, UPI, or Net Banking. Only one application is permitted per candidate.

How to Apply for CPCL Recruitment 2026

Candidates should complete the application carefully because CPCL does not permit changes after final submission.

1. Visit the CPCL website and read the recruitment instructions.
2. Select the required Junior Engineering Assistant-IV discipline.
3. Register with personal details and verify the email ID and mobile number through OTP.
4. Log in using the User ID and password received after registration.
5. Enter personal, academic, and work-experience details.
6. Upload the photograph, signature, and required certificates in the prescribed formats.
7. Check every entry on the Preview page and correct errors before proceeding.
8. Submit the application and complete the applicable online fee payment.
9. Download the submitted application form and payment receipt for future reference.

CPCL specifies that the photograph should be 20–60 KB, the signature 10–30 KB, and scanned documents in PDF format should be 60 KB–2 MB. Candidates do not need to send application printouts or certificates by post.

CPCL Junior Engineering Assistant Preparation Tips

The biggest preparation priority is the 70-mark Discipline Knowledge section, so candidates should build their revision around the exact technical area selected.

Production candidates should concentrate on continuous-process operations and equipment mentioned in the eligibility criteria, including fired heaters, exchangers, pumps, compressors, distillation columns, and reactors. Mechanical applicants should revise maintenance concepts for pumps, compressors, turbines, boilers, exchangers, columns, piping, valves, and tanks.

Electrical candidates should give particular attention to motors, transformers, generators, HT/LT switchgear, UPS, battery banks, VFDs, and control-circuit troubleshooting. Instrumentation candidates should focus on process-control instrumentation, field instruments, control valves, DCS/PLC concepts, P&ID interpretation, and calibration reports.

Since the CBT also has 50 General Aptitude questions, candidates should practise verbal ability, general knowledge, reasoning/logical deduction, and numerical ability. Negative marking makes accuracy important, so avoid random attempts when the answer is uncertain.

Common Mistakes to Avoid in CPCL Application

• Applying for more than one post; CPCL permits only one application per candidate.
• Choosing a discipline without checking its exact diploma and experience requirements.
• Claiming a higher professional qualification such as B.E./B.Tech when applying for these posts, despite the notification making such qualifications ineligible.
• Uploading photographs, signatures, or certificates outside the specified file-size limits.
• Making an incorrect declaration and trying to change it after final submission.
• Waiting until the final hours to complete the application and payment.

CPCL states that incorrect information or violations can result in disqualification even after selection.

Documents Required for CPCL Recruitment 2026

Candidates should keep the following documents ready for the online application and later verification:

• Recent passport-size photograph and scanned signature in the prescribed format.
• Diploma or B.Sc. qualification certificate and relevant mark sheets.
• Experience certificates supporting the required post-qualification experience.
• Age-proof document accepted by CPCL.
• Category/PwBD/Ex-Servicemen certificates, wherever applicable.
• No Objection Certificate or proper-channel documentation for candidates working in Government organizations, PSUs, or Autonomous Bodies.

CPCL will verify age, qualification, experience, and category documents during Document Verification.

CPCL Recruitment 2026 Important Dates

The admit card is tentatively expected to be issued 10 days before the CBT. The notification states that the CBT is planned for Chennai only.

CPCL Recruitment 2026 Important Links

CPCL Recruitment 2026 FAQs

How many posts are available in CPCL Recruitment 2026?

CPCL has notified 60 Junior Engineering Assistant-IV vacancies across Production, Mechanical, Electrical, and Instrumentation disciplines.

What is the last date for CPCL Recruitment 2026?

Candidates can submit the online application and applicable fee until 11 September 2026 at 23:59 Hrs.

What is the age limit for CPCL Junior Engineering Assistant posts?

The upper age limit is 30 years as on 01 July 2026, subject to the applicable category relaxations.

What is the CPCL Junior Engineering Assistant salary?

The IDA pay scale is ₹25,000–₹1,05,000, with a starting basic pay of ₹25,000.

What is the CPCL selection process?

The process includes a CBT, Document Verification, and a qualifying SPPT, followed by medical fitness requirements.

Is there negative marking in the CPCL CBT?

Yes. CPCL will deduct ¼ mark for each wrong answer in the CBT.

Can women apply for the CPCL Production post?

No. The notification states that women candidates are not currently considered for CPCL01 Production and other cadres involving the specified shift-related duties. They may apply for Mechanical, Electrical, and Instrumentation posts.

Is there an application fee for CPCL Recruitment 2026?

General, EWS, and OBC candidates must pay ₹500 plus applicable bank charges. SC, ST, PwBD, Ex-Servicemen, and Women candidates are exempted from the fee.

Conclusion

CPCL Recruitment 2026 offers 60 Junior Engineering Assistant-IV positions for candidates with relevant technical qualifications and at least three years of specified post-qualification experience. Applicants should match their discipline, experience, category requirements, and application documents carefully before submitting the online form.