Mechanical Rotating Engineer (West, 5.5 days Alt)

LEIGHTON CONTRACTORS (ASIA) LIMITED (Singapore Branch); Singapore; On-site; SGD 70,000 - 100,000; Full time

Job summary

A leading engineering firm is seeking a mechanical engineer specialized in rotating equipment for their operations in Singapore. The successful candidate will manage the full engineering life cycle, ensuring compliance with specifications and international standards while providing support during installation and commissioning phases. A degree in Mechanical Engineering and a minimum of 6 years of relevant experience in water treatment plants are essential for this role, alongside strong analytical, communication, and coordination skills.

Qualifications

• Minimum 6 years of experience in mechanical/rotating equipment engineering.
• Experience in water treatment plants, preferably PUB or similar.
• Familiarity with local codes and international standards.

Responsibilities

• Handle engineering life cycle for rotating and mechanical equipment.
• Prepare technical packages and coordinate vendor selections.
• Provide technical support during construction and commissioning.

Skills

Problem-solving

Communication

Coordination

Attention to detail

Education

Degree in Mechanical Engineering (BEng/BTech/MEng)

Tools

AutoCAD/Plant 3D

MS Office

Job description

Job Scope

1. Equipment Handling & Technical Expertise

• Handle the complete engineering life cycle for a variety of rotating and mechanical equipment including:
• High-capacity centrifugal pumps (moderate pressure) for raw and treated water
• Positive displacement dosing pumps for alum and caustic (NaOH)
• Submersible pumps including slurry-handling spiral impeller types and standard pit pumps
• Air compressors and mixers
• EOT cranes, jib cranes, and latching systems
• Ensure adherence to PUB and consultant specifications during equipment selection and integration.

2. Procurement Engineering & Vendor Coordination

• Prepare tender technical packages in alignment with client-issued specifications.
• Conduct technical evaluation and compliance checks for vendor bids.
• Recommend technically compliant and optimized vendor selection to the consultant for approval.
• Coordinate with the procurement/commercial team for PO/contract finalization.
• Review vendor documents and drawings and secure consultant approval.

3. Design & Interdisciplinary Coordination

• Coordinate with civil, electrical, and instrumentation disciplines for:
• Foundation loads, layouts, and structural requirements
• Electrical loads, motor sizing, and control philosophy
• Integration with control systems including interlocks and signals
• Finalize equipment layout ensuring clash-free installation and maintenance accessibility.

4. Construction & Commissioning Support

• Provide technical support to the site team during installation and alignment.
• Assist in pre-commissioning, commissioning, and plant proving.
• Facilitate troubleshooting and punch list clearance related to rotating equipment.

5. Documentation & Project Close-out

• Ensure submission and approval of as-built documentation.
• Prepare and hand over training materials and O&M manuals for end users.
• Support final handover documentation as per project requirements.

6. Change Management

• Identify and document design changes and variations.Evaluate claims from vendors and installation contractors for rotating equipment scope.
• • Liaise with the contracts team to support cost control and variation orders.

Job Requirements

• Degree in Mechanical Engineering (BEng/BTech/MEng)
• Minimum 6 years of experience in mechanical/rotating equipment engineering
• Proven experience in water treatment plants, preferably PUB or similar regulated environments
• Hands-on knowledge in pump and compressor systems, mechanical drives, and crane systems
• Familiar with local codes, PUB specifications, and international standards (ISO, ASME, etc.)
• Experience in coordinating with consultants and interdisciplinary teams
• Proficient in MS Office, AutoCAD/Plant 3D, and document control systems

Key Competencies

• Strong problem-solving and troubleshooting ability
• Clear written and verbal communication skills
• Effective coordination and stakeholder management
• Detail-oriented with focus on quality and compliance
• Proactive and able to work independently as well as in teams