Process Design Engineer

SUEZ; Philippines; On-site; PHP 1,200,000 - 1,800,000; Full time

Job summary

SUEZ in the Philippines is seeking a Process Design Engineer who will develop high-quality process designs for water, wastewater, desalination, and sludge treatment facilities, ensuring compliance with contracts, standards, and regulations.

You will coordinate with engineering teams across Southeast Asia, perform process calculations and PFDs, and contribute to tendering and project execution, while aligning with HSE and quality requirements.

Qualifications

• Proven ability to design and optimize water and wastewater treatment processes.
• Strong experience in process simulations, hydraulics calculations, and PFD/P&ID development.
• Experience supporting proposals, tendering, and project execution with clear technical reporting.

Responsibilities

• Develop high-quality process designs for water, wastewater, desalination and sludge treatment facilities.
• Coordinate with process experts and project teams across Southeast Asia to validate design assumptions.
• Perform process calculations, mass balances, PFDs, P&IDs and design reports.
• Review deliverables for compliance with local and international standards and client requirements.
• Support HAZOP, design reviews and quality Assurance during proposal and execution phases.

Skills

Process Design

Water & Wastewater Treatment

Process Simulation

Hydraulic Calculations

PFD/P&ID Development

HAZOP Participation

Technical Report Writing

Education

Bachelor's degree in Chemical Engineering

Licensed Chemical Engineer

Job description

Job Description:

Contract type

Regular / Permanent

Who We Are

Faced with growing environmental challenges, for more than 160 years, SUEZ has been acting to deliver essential services that protect and improve the quality of life. SUEZ enables its customers to provide access to water and waste services, with resilient and innovative solutions.

With its 40 000 employees present in 40 countries, the Group also enables its customers to create value over the entire lifecycle of their assets and services, and to drive their ecological transition, together with their end-users.

What You Will Be Doing

The Process Design Engineer will play a key role in developing high-quality process designs for water, wastewater, desalination, and sludge treatment facilities, ensuring compliance with contractual requirements, company standards, and local and international regulations.

This role requires strong technical expertise in process engineering, excellent multidisciplinary coordination skills, and the ability to deliver design outputs within schedule, quality requirements, and allocated engineering budgets.

The Process Design Engineer shall be capable of carrying out process design studies during proposal, basic engineering, and detailed design phases while supporting project execution activities across Southeast Asia and the wider SUEZ Global E&C organization, as required.

Develop And Maintain

• Design and Calculation Notes
• Process Calculation Reports
• Process Flow Diagrams (PFDs)
• Mass Balances
• Piping & Instrumentation Diagrams (P&IDs)
• Process Control Philosophies
• Process Design Reports

Evaluate alternative process configurations and recommend the most technically suitable and commercially competitive solutions.

Review process guarantees and ensures compliance with project performance requirements.

Coordinate with SUEZ Process Experts, Technical Advisors, and Subject Matter Experts as required to validate design assumptions, review critical process decisions, and ensure compliance with corporate engineering standards.

Perform Process Calculations Including

• Treatment process sizing
• Chemical consumption calculations
• Sludge production calculations
• Equipment sizing verification
• Energy consumption assessments

Depending on the project, the Process Design Engineer may be involved in Hydraulic Calculations such as:

• Network Hydraulics
• Pressure Line Hydraulics (Pump and Line)
• Gravity Line Hydraulics
• Plant Hydraulics
• Hydraulic Gradient Line
• Pressure Line Hydraulics (Pump and Line)
• Valve Hydraulics

Coordinate with process and hydraulic specialists and internal technical experts when required.

Support Proposal Development Activities By

• Preparing process design inputs
• Defining process equipment requirements
• Providing sizing criteria
• Supporting CAPEX and OPEX evaluations
• Reviewing technical specifications / Preparation of Process Datasheets
• Support in providing technical clarifications during tender stages

Coordinate with procurement, electrical, mechanical, and civil teams to ensure consistency in proposal submissions.

Interface With

• Installation & Piping Engineers (P&ID)
• Mechanical Engineers
• Electrical, Instrumentation, Automation & Control Engineers
• Commissioning Teams

Review Discipline Deliverables Impacted By Process Requirements, Including

• Equipment lists
• Instrument lists
• Line lists
• Control philosophies

Ensure process requirements are fully integrated into the overall plant design.

Respond to Client, Consultant, and Owner's Engineer comments related to submitted process engineering deliverables, ensuring timely resolution of technical queries and incorporation of approved comments into the design documentation.

Coordinate with relevant SUEZ global engineering centers, technology teams, and business units to obtain process design inputs, technical guidance, lessons learned, and design validation necessary for project execution and tendering activities.

Local Requirements

• Philippine environmental regulations
• DOH / DENR requirements
• Water utility standards
• Local authority requirements

International Standards

• ISO Standards
• International wastewater treatment best practices
• SUEZ Engineering Standards

Participate In Technical Reviews Including

• HAZOP
• Design Reviews
• Operability Studies
• Availability Studies
• HSE Responsibilities (Proposal and Execution Phases)

HSE in the Proposal and Design Phase

Integrate HSE requirements into process designs to ensure safe operation, maintenance accessibility, and risk mitigation throughout the plant lifecycle.

Conduct Design Risk Assessments (DRA) and identify hazards associated with:

• Chemical handling systems
• Process equipment operation
• Sludge treatment systems
• Confined spaces
• Maintenance activities
• Participate in HAZOP and other risk assessment workshops as required.

HSE in the Construction Phase

Provide process engineering support to site HSE resources when required and assist in resolving process-related safety concerns.

Quality Responsibilities (Proposal and Execution Phases)

Quality in the Proposal and Design Phase

Ensure All Process Engineering Deliverables Comply With:

• Company Quality Procedures (OMEGA, Eureka)
• Project Specifications
• Contract Requirements
• Engineering Standards

Maintain proper documentation and traceability of design calculations and decisions.

Quality in the Construction Phase

Provide technical support during commissioning activities and assist site quality teams when required.

Knowledge Management & Lessons Learned (REX)

Identify, Document, And Report Lessons Learned From

• Proposal activities
• Process design activities
• Commissioning activities
• Plant performance evaluations

Contribute To The Development Of

• Design templates
• Standard calculation tools
• Process engineering best practices
• Technical guidelines

Participate in technical reviews and knowledge-sharing initiatives across the engineering organization.

Technical Audits and Due Diligence

Support Technical Evaluations And Audits Of

• Technology providers
• Equipment suppliers
• Engineering partners
• Process subcontractors

Provide technical assessments during proposal and execution phases as required.

Who We Are Looking For

• Degree in Chemical Engineering, Process Engineering, Environmental Engineering or related discipline.
• Licensed Chemical Engineer preferred but not mandatory.
• Minimum 7 years relevant experience.
• Process Design, Water & Wastewater Treatment, Process Simulation, Hydraulic Calculations, PFD/P&ID Development, HAZOP Participation, Technical Report Writing.
• Proven experience in water treatment plants, wastewater treatment plants, desalination facilities, sludge treatment systems, industrial water projects.

BU: International - Asia

CATEGORY: Skilled Employees

Requirements:

• Degree in Chemical Engineering, Process Engineering, Environmental Engineering or related discipline.
• Licensed Chemical Engineer preferred but not mandatory.
• Minimum 7 years relevant experience.
• Process Design, Water & Wastewater Treatment, Process Simulation, Hydraulic Calculations, PFD/P&ID Development, HAZOP Participation, Technical Report Writing.
• Proven experience in water treatment plants, wastewater treatment plants, desalination facilities, sludge treatment systems, industrial water projects.