Chennai 600 002
Chennai Metropolitan Water Supply and Sewerage Board (CMWSSB) has released an official recruitment notification for the engagement of Graduate and Technician (Diploma) Apprentices for the training year 2026-27 under the Apprenticeship (Amendment) Act 1973. Candidates who passed their Engineering Degree or Diploma during 2022, 2023, 2024, 2025, or May 2026 and hail from Tamil Nadu are eligible to apply through the NATS portal on or before October 17, 2026.
Advertisement No.
Advertisement date 17.09.2026
Last date 17.09.2026 (NATS portal)
Recruitment Overview 2026
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Organization: Chennai Metropolitan Water Supply and Sewerage Board (CMWSSB)
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Training Board: Board of Apprenticeship Training (Southern Region) - BOAT (SR)
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Post Names: Graduate Apprentice & Technician (Diploma) Apprentice
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Total Vacancies: 108 Posts (Graduate - 76, Diploma - 32)
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Training Duration: One Year
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Job Location: Chennai, Tamil Nadu
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Selection Process: Merit-based Shortlisting (Percentage of Marks) followed by Document Verification
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Application Mode: Online via NATS Portal
Vacancy Details :
| Category | Discipline | No. of Vacancies | Educational Qualification | Monthly Stipend |
| Graduate Apprentice | Civil / Mechanical Engineering | 52 | Full-time B.E. / B.Tech in Civil or Mechanical Engineering | ₹12,300/- |
| Graduate Apprentice | Electrical & Electronics Engineering | 24 | Full-time B.E. / B.Tech in Electrical & Electronics Engineering | ₹12,300/- |
| Technician (Diploma) Apprentice | Civil Engineering | 10 | Full-time Diploma in Civil Engineering | ₹10,900/- |
| Technician (Diploma) Apprentice | Electrical & Electronics Engineering | 22 | Full-time Diploma in Electrical & Electronics Engineering | ₹10,900/- |
Eligibility & Selection Criteria
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Year of Passing: Candidates who graduated in 2022, 2023, 2024, 2025, or May 2026.
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Domicile: Must hail from Tamil Nadu.
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Age Limit: As per standard Apprenticeship Rules.
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Ineligibility: Candidates who have already undergone/are undergoing NATS/NAPS apprenticeship or have 1 year or more work experience are NOT eligible.
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Selection Method: Shortlisting will be strictly based on the percentage of marks obtained in the basic prescribed qualification. Shortlisted candidates will be invited for Certificate Verification in Chennai.
Important Dates
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Online Application Starting Date: 17.09.2026
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Last Date for NATS Portal Enrollment & Applying: 17.10.2026
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Declaration of Shortlisted List: 4th Week of October 2026
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Certificate Verification (Tentative): 1st Week of November 2026
How to Apply Online via NATS Portal
For Candidates Already Enrolled on NATS Portal:
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Visit the official portal:
https://nats.education.gov.in -
Click on Student -> Student Login and log in using your registered Email ID and Password.
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Navigate to Apply against advertised vacancies.
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Search for "CHENNAI METROPOLITAN WATER SUPPLY AND SEWERAGE BOARD".
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Click Apply (Ensure the status changes to "Applied").
For New Candidates (First Time Enrollment):
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Click on Student -> Student Register and complete the registration form to generate your 12-digit Enrollment Number.
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Upload your Provisional Certificate or Consolidated Mark Sheet (entering exact percentage/CGPAx10 is mandatory).
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After enrollment approval, log in and search for "CHENNAI METROPOLITAN WATER SUPPLY AND SEWERAGE BOARD" under advertised vacancies and click Apply.
Help Line & Official Links
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Clarification Email: tncop@boat-srp.com
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Official NATS Portal:
https://nats.education.gov.in -
Direct Web Link:
https://www.tngovernmentjobs.in/2026/09/cmwssb-recruitment-2026-apply-online.html
CMWSSB Recruitment,
TN Govt Jobs,
Apprentice Jobs,
Diploma Jobs,
Engineering Jobs,
NATS Recruitment,
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