National Water Supply & Drainage Board Job Vacancies 2026 – 12 Posts | NWSDB Sri Lanka
Applications are invited from eligible Sri Lankan citizens for several vacancies at the National Water Supply & Drainage Board (NWSDB), including managerial, IT, engineering, legal, surveying, technical and skilled positions.
NWSDB Vacancies 2026 – Quick Details
| Organization | National Water Supply & Drainage Board |
| Sector | Government / Public Sector |
| Number of Job Categories | 12 |
| Selection Method | Interview |
| Closing Date | 21 September 2026 |
| Location | Sri Lanka |
Available Vacancies
- Assistant General Manager (Human Resources)
- Assistant General Manager (IT Infrastructure Services)
- Systems Engineer / Computer Hardware Engineer
- Quantity Surveyor
- Legal Officer
- Network Administrator
- Sociologist
- Hydrogeologist / Geologist
- Surveyor
- Computer Programmer
- Draughtsman
- Welder
01. Assistant General Manager (Human Resources)
Qualifications: A Bachelor's Degree in Human Resource Management, Business Management, Business Administration, Public Management, Public Administration, Commerce or another relevant subject recognized by the University Grants Commission.
Applicants should also possess relevant postgraduate qualifications such as a Master's Degree or full membership of a recognized professional Chartered Institution relevant to the subject area.
Experience: Minimum 15 years of managerial-level experience, including approximately 2 years at Senior Managerial Level in the relevant field, together with a proven professional track record.
Salary Code: HM 1-3
Salary Scale: Rs. 253,594 – 10 × 4,933 – Rs. 302,924
Selection: Interview
Age: 35 – 55 years
02. Assistant General Manager (IT Infrastructure Services)
Qualifications: Bachelor's Degree in Computer Science, Information Technology, Computer Science & Engineering, IT Engineering, Software Engineering or another relevant degree recognized by the University Grants Commission.
Relevant postgraduate qualifications such as a Master's Degree or Associate Membership / professional membership of a recognized Chartered Institution relevant to the post are also required.
Experience: Minimum 15 years of managerial-level experience, including around 2 years at Senior Managerial Level in the relevant field.
Salary Code: HM 1-3
Salary Scale: Rs. 253,594 – 10 × 4,933 – Rs. 302,924
Selection: Interview
Age: 35 – 55 years
03. Systems Engineer / Computer Hardware Engineer
Qualifications: Bachelor's Degree in Computer Science & Engineering, IT Engineering, Software Engineering or an equivalent relevant qualification recognized by the University Grants Commission and relevant professional engineering authorities.
Experience: Minimum 1 year of post-qualifying experience in the relevant field after obtaining the first degree.
Salary Code: MM 1-1 Grade II
Salary Scale: Rs. 158,578 – 10 × 3,382 – Rs. 192,398
Selection: Interview
Age: 22 – 45 years
04. Quantity Surveyor
Qualifications: Bachelor's Degree in Quantity Surveying recognized by the University Grants Commission.
Experience: Minimum 1 year of post-qualifying experience in the relevant field after obtaining the first degree.
Salary Code: MM 1-1 Grade II
Salary Scale: Rs. 158,578 – 10 × 3,382 – Rs. 192,398
Selection: Interview
Age: 22 – 45 years
05. Legal Officer
Qualifications: Attorney-at-Law and Notary Public.
Experience: Minimum 3 years of post-qualifying experience in the relevant field after obtaining the required qualifications.
Salary Code: MM 1-1 Grade II
Salary Scale: Rs. 158,578 – 10 × 3,382 – Rs. 192,398
Selection: Interview
Age: 22 – 45 years
06. Network Administrator
Qualifications: Bachelor's Degree in Computer Science, Information Technology, Computer Science & Engineering, IT Engineering, Software Engineering or another degree relevant to the post recognized by the University Grants Commission.
Experience: Minimum 1 year of post-qualifying experience in the relevant field.
Salary Code: MM 1-1 Grade II
Salary Scale: Rs. 158,578 – 10 × 3,382 – Rs. 192,398
Selection: Interview
Age: 22 – 45 years
07. Sociologist
Qualifications: Bachelor's Degree in Sociology recognized by the University Grants Commission.
Experience: Minimum 1 year of post-qualifying experience in the relevant field.
Salary Code: MM 1-1 Grade II
Salary Scale: Rs. 158,578 – 10 × 3,382 – Rs. 192,398
Selection: Interview
Age: 22 – 45 years
08. Hydrogeologist / Geologist
Qualifications: Bachelor's Degree in Geology, Hydrogeology, Earth Science or another relevant degree recognized by the University Grants Commission.
Experience: Minimum 1 year of post-qualifying experience relevant to the post.
Salary Code: MM 1-1 Grade II
Salary Scale: Rs. 158,578 – 10 × 3,382 – Rs. 192,398
Selection: Interview
Age: 22 – 45 years
09. Surveyor
Qualifications: Bachelor's Degree in Surveying Science recognized by the University Grants Commission or qualification as a Licensed Surveyor as specified in the vacancy notice.
Experience: Minimum 1 year of post-qualifying experience in the relevant field.
Salary Code: MM 1-1 Grade II
Salary Scale: Rs. 158,578 – 10 × 3,382 – Rs. 192,398
Selection: Interview
Age: 22 – 45 years
10. Computer Programmer
Qualification Option 1: Bachelor's Degree in Computer Science, IT or another degree relevant to the post recognized by the University Grants Commission.
OR
Qualification Option 2: Relevant professional / vocational proficiency qualification at not below NVQ Level 7 from a recognized Technical or Vocational Training Institution, subject to the requirements stated in the official advertisement.
Salary Code: JM 1-2 Grade II
Salary Scale: Rs. 106,420 – 15 × 1,872 – Rs. 134,500
Selection: Interview
Age: 22 – 45 years
11. Draughtsman
Qualifications: Certificate of proficiency at not below National Vocational Qualification (NVQ) Level 5 issued by a recognized Technical / Vocational Training Institution in a subject relevant to the post.
Salary Code: MA 2-2 Grade III
Salary Scale: Rs. 77,518 – 20 × 1,019 – Rs. 97,898
Selection: Interview
Age: 18 – 45 years
12. Welder
Qualifications: Certificate of proficiency at not below National Vocational Qualification (NVQ) Level 4 issued by a recognized Technical / Vocational Training Institution in a subject relevant to the post.
Salary Code: PL-3 Grade III
Salary Scale: Rs. 66,406 – 20 × 700 – Rs. 80,406
Selection: Interview
Age: 18 – 45 years
Fringe Benefits
- Entitlement to an official vehicle, including private mileage, for eligible Assistant General Manager posts.
- Annual Bonus Payment.
- Productivity Allowance.
- Professional Allowance where applicable.
- Medical reimbursement scheme.
- Distress loans on concessionary terms.
- Medical Insurance Scheme.
Download NWSDB Job Application Forms
Choose the correct application form according to whether you are an internal or external applicant.
Download Internal Application Download External ApplicationHow to Apply
Applicants should submit the completed application / bio-data together with copies of all relevant educational, professional and experience certificates and other supporting documents.
Applications should be sent by Registered Post to:
National Water Supply & Drainage Board
Galle Road
Ratmalana
Sri Lanka
The post applied for should be clearly marked on the top left-hand corner of the envelope.
Applicants should ensure that copies of all relevant certificates and supporting documents are attached. Incomplete applications may be rejected.
Candidates are advised to submit their applications well before the closing date.
Important Notes
- Applicants should carefully check the exact qualifications and experience required for their chosen position before applying.
- Age limits are calculated as at the closing date of applications.
- According to the vacancy notice, the stated upper age limit does not apply to candidates applying from the Government Sector.
- Selection for the advertised vacancies will be through an interview.
- The National Water Supply & Drainage Board reserves the right to determine eligibility according to the official recruitment requirements.
Official Paper Advertisement
View the published NWSDB vacancy advertisement below for the complete official requirements.
View Full Size Advertisement National Water Supply & Drainage Board Vacancies 2026
These National Water Supply and Drainage Board vacancies provide employment opportunities for candidates with qualifications in human resources, information technology, computer science, engineering, quantity surveying, law, sociology, geology, hydrogeology, surveying and vocational technical fields.
Candidates searching for NWSDB vacancies 2026, Water Board jobs Sri Lanka 2026, government job vacancies 2026 Sri Lanka, IT jobs in government sector, Quantity Surveyor vacancies, Legal Officer vacancies, Computer Programmer vacancies or Welder vacancies can refer to the official advertisement and submit the appropriate application before the deadline.
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