Water Quality Lab Technologist

GRADIANT INTERNATIONAL HOLDINGS PTE. LTD.; Singapore; On-site; SGD 36,000 - 54,000; Full time

Job summary

GRADIANT INTERNATIONAL HOLDINGS PTE. LTD. is seeking a Lab Technologist for its water and wastewater testing laboratory in Singapore.

You will operate and maintain analytical instruments, perform routine tests, and ensure compliance with EPA/APHA/USEPA methods. A minimum of 2 years hands-on experience in environmental water labs is required. You will support internal project teams, prepare sampling kits, maintain records, and contribute to GLP/QA‑QC practices while upholding safety standards.

Qualifications

• Bachelor's degree in science or analytical chemistry.
• Minimum of 2 years hands-on experience operating water analytics instruments.
• Strong water chemistry knowledge and GLP/QA‑QC understanding.

Responsibilities

• Operate water analytical equipment per EPA/APHA/USEPA methods.
• Support routine and urgent water analysis requests with timely turnaround.
• Prepare sampling bottles, reagents, labels, and sampling kits.
• Ensure analytical equipment is maintained with daily maintenance and troubleshooting.
• Perform testing quality checks and assist in method verification/validation.
• Interface with researchers on sample submissions, status, and requirements.
• Maintain laboratory records including instrument maintenance, inventory, SDS, and raw data.
• Participate in lab safety, housekeeping, and safety meetings.
• Handle administrative tasks like supplier communications and quotations.

Skills

Water analytics

Instrumentation troubleshooting

English communication

Time management

Independence

Team collaboration

QA/QA-QC understanding

Education

Bachelor’s degree in Science/Analytical Chemistry

Tools

Ion Chromatography (IC)

Inductively Coupled Plasma Optical Emission Spectrometry (ICPOES)

Total Organic Carbon (TOC) analyzer

Hach water testing

Job description

GRADIANT INTERNATIONAL HOLDINGS PTE. LTD. is seeking a Lab Technologist for its water and wastewater testing laboratory in Singapore.

You will operate and maintain analytical instruments, perform routine tests, and ensure compliance with EPA/APHA/USEPA methods. A minimum of 2 years hands-on experience in environmental water labs is required. You will support internal project teams, prepare sampling kits, maintain records, and contribute to GLP/QA‑QC practices while upholding safety standards.