Senior Buyer Projects (Water Sector)

Sigma Water Engineering (M) Sdn Bhd; Puchong; On-site; MYR 150,000 - 200,000; Full time

Job summary

A leading water solutions company in Malaysia is looking for a Senior Buyer to manage procurement for water treatment projects. The successful candidate will have 7–10 years of experience in project-based procurement and expertise in water industry equipment. Responsibilities include sourcing and procuring materials, managing purchase orders, and collaborating with various teams. A Bachelor's degree in Supply Chain, Engineering, or Business is preferred. The position is located in Puchong and offers opportunities for professional development.

Qualifications

• 7–10 years of procurement experience in water treatment or related environments.
• Demonstrated experience as a project buyer within EPC or project-based organizations.
• Strong understanding of equipment related to water treatment.

Responsibilities

• Manage procurement activities for treatment projects.
• Source and procure materials in line with project specs.
• Collaborate with teams to ensure project alignment.

Skills

Negotiation skills

Project-based procurement

Attention to detail

Commercial management

Communication skills

Education

Bachelor’s degree in Supply Chain, Engineering, Business, or related field

Tools

ERP systems (SAP or equivalent)

Job description

Gradiant is a Different Kind of Water Company. With a full suite of differentiated and proprietary end‑to‑end solutions for advanced water and wastewater treatment powered by the top minds in water, the company serves its clients’ mission‑critical operations in the world’s essential industries, including semiconductors, pharmaceuticals, food & beverage, lithium and critical minerals, and renewable energy. Gradiant’s innovative solutions reduce water used and wastewater discharged, reclaim valuable resources, and renew wastewater freshwater. The Boston‑headquartered company was founded at MIT and has over 1,400 employees worldwide. Discover us at www.gradiant.com.

Position Summary

We are seeking an experienced Senior Buyer to support project execution within the water sector. The role is responsible for end‑to‑end procurement activities for water and wastewater treatment projects, including both strategic sourcing and hands‑on procurement administration. The successful candidate will have a strong background in project‑based procurement and be comfortable managing operational tasks such as purchase order issuance and supplier follow‑up.

Key Responsibilities

Project Procurement Execution

• Manage procurement activities for assigned water and wastewater treatment projects from requisition through delivery
• Source, evaluate, and procure equipment, materials, and services in accordance with project specifications, schedules, and budgets
• Conduct commercial evaluations, lead negotiations, and support contract and purchase order awards
• Collaborate closely with engineering, project management, quality, and logistics teams to ensure alignment throughout the project lifecycle

Procurement Administration

• Prepare, issue, and manage purchase orders and subcontracts in the ERP system
• Monitor supplier acknowledgements, delivery schedules, and expediting activities
• Maintain accurate procurement documentation and ensure compliance with internal procedures and project requirements
• Resolve invoice discrepancies, claims, and other commercial issues in coordination with finance and suppliers
• Develop and maintain relationships with qualified suppliers relevant to water treatment projects
• Track procurement costs against approved budgets and report variances and risks
• Support cost optimization initiatives, value engineering, and alternative sourcing where appropriate

Qualifications & Experience

• 7–10 years of procurement experience in water treatment, wastewater, desalination, or related industrial project environments
• Demonstrated experience as a project buyer within EPC, design‑build, or project‑based organizations
• Strong understanding of water industry equipment and packages (mechanical, electrical, instrumentation, membranes, chemicals, packaged systems)
• Experience working with ERP systems (SAP or equivalent preferred)
• Strong commercial, negotiation, and contract management skills
• High level of accuracy and attention to detail
• Ability to manage multiple priorities in a project‑driven environment
• Clear and professional communication skills
• Willingness to perform both strategic and administrative procurement tasks as required

Education

Bachelor’s degree in Supply Chain, Engineering, Business, or a related field preferred