Mechanical / Piping Engineer

CES_SALCON PTE. LTD.; Singapore; On-site; SGD 78,000 - 112,000; Full time

Job summary

CES_SALCON PTE. LTD. seeks a Piping and Mechanical Engineer to oversee planning, coordination, supervision and management of all mechanical and piping works for process plant and pump station installations in Singapore.

You will review mechanical drawings, P&IDs and equipment layouts, verify PUB/BCA compliance, coordinate with civil, electrical and instrumentation teams, supervise installation and testing, and prepare as-built documentation for handover.

Responsibilities

• Review mechanical and piping drawings, P&IDs, and equipment layout drawings.
• Verify compliance with PUB sewerage or water treatment design requirements.
• Coordinate with civil, structural, electrical, and instrumentation disciplines.
• Review material submissions including pipes, valves, pumps, mechanical equipment, pipe supports and brackets.
• Identify potential clashes using coordinated drawings and resolve with relevant disciplines.
• Supervise installation and alignment of mechanical equipment including pumps, screening and valves.
• Oversee piping installation: routing, supports, joints, and connections.
• Coordinate and witness testing: hydrostatic, leak tests, flushing, commissioning support.
• Ensure QA/QC records and documentation are maintained.
• Coordinate with civil/structural for foundations and penetrations; assist commissioning.

Skills

Piping design

Mechanical engineering

Coordination

QA/QC

Site supervision

Job description

Piping and Mechanical Engineer (Process Plant / Pump Station - Singapore Projects)

1. General Responsibilities

The Piping and Mechanical Engineer shall be responsible for the planning, coordination, supervision, and management of all mechanical and piping works for the process plant / pump station installation.

Theengineer shall ensure that all works comply with:

• Project specifications and contract requirements
• Approved drawings and shop drawings
• Relevant Singapore codes and standards

2. Design Coordination and Review

The Engineer shall:

• Review mechanical and piping design drawings, P&IDs, and equipment layout drawings.
• Verify compliance with PUB sewerage or water treatment design requirements.
• Coordinate with civil, structural, electrical, and instrumentation disciplines.
• Review and endorse contractor shop drawings prior to submission to the Consultant / SO.
• Review material submissions including Pipes (DI, HDPE, SS, CS etc.), Valves, Pumps, Mechanical equipment, Pipe supports and brackets
• Identify potential clashes using coordinated drawings and resolve with relevant disciplines.

3. Mechanical Equipment Installation

Supervise installation and alignment of mechanical equipment including but not limited to:

• Process pumps (submersible / dry pit pumps)
• Screening equipment
• Odour control equipment
• Mechanical mixers / agitators
• Sludge handling equipment
• Valves and actuators
• Pressure vessels and tanks
• Mechanical hoists / lifting beams
• HVAC equipment (where applicable)

Ensure:

• Proper equipment foundation preparation
• Alignment, leveling, and grouting
• Compliance with manufacturer installation requirements
• Correct torqueing and anchoring of equipment.

4. Piping Installation Works

Supervise and ensure proper installation of all process and utility piping systems including:

• Raw water / sewage pipelines
• Sludge pipelines
• Chemical dosing pipelines
• Drainage piping
• Compressed air systems
• Cooling water / service water piping

Scope includes:

• Pipe routing and installation
• Pipe supports and brackets installation
• Expansion joints and flexible connectors
• Flanged / welded / grooved connections
• Valve installation and accessibility
• Corrosion protection and coating

Ensure compliance with:

• Approved P&ID
• Pipe stress considerations
• PUB pipeline standards where applicable.

5. Testing and Inspection

Coordinate and witness testing activities including:

• Hydrostatic pressure testing of piping systems
• Leak testing
• Flushing and cleaning of pipelines
• Mechanical equipment functional testing
• Alignment verification
• Vibration testing of pumps and rotating equipment.

Ensure all test records and documentation are maintained in accordance with QA/QC requirements.

6. Authority Compliance (PUB / BCA)

Ensure works comply with regulatory and authority requirements including:

• PUB requirements for water reclamation plants / sewerage pumping stations
• BCA requirements for mechanical installation within building structures
• Submission of mechanical shop drawings where required
• Coordination with Qualified Person (QP) / Professional Engineer (PE)
• Compliance with relevant Singapore standards.

7. Quality Assurance / Quality Control (QA/QC)

The Engineer shall:

• Implement inspection and test plans (ITP) for mechanical works
• Verify material certificates and compliance
• Monitor welding procedures and welder qualifications
• Conduct site inspections for installation quality
• Ensure proper documentation and inspection records.

8. Site Coordination and Construction Management

The Engineer shall:

• Coordinate with civil and structural works for equipment foundations and pipe penetrations
• Attend coordination meetings with contractors and consultants
• Resolve site technical issues
• Monitor progress of mechanical installation works
• Ensure works comply with project schedule.

9. Commissioning Support

Assist in mechanical commissioning including:

• Pre-commissioning checks
• Equipment start-up support
• Pump performance testing
• Integration with electrical and instrumentation systems
• Troubleshooting during commissioning.

10. Documentation and Handover

Prepare and compile:

• As-built drawings
• Mechanical completion checklists
• Test and inspection reports
• Operation & Maintenance manuals
• Spare parts lists
• Final mechanical completion documentation for handover.