MEP Supervisor - GAS

CTCI SINGAPORE PTE. LTD.; Singapore; On-site; SGD 90,000 - 150,000; Full time

Job summary

CTCI SINGAPORE PTE. LTD. invites applications for a site-focused role to supervise Bulk Gas and Specialty Gas distribution system installations in a high-tech EPC/semiconductor environment.

You will oversee stainless steel piping, gas cabinets, regulators, and welding activities on site, ensuring P&IDs, isometrics and safety standards are met, while coordinating with MEP services and clients.

Qualifications

• Diploma or relevant technical qualification in Mechanical, Chemical Engineering, or a related discipline.
• Minimum 3 years of relevant process piping, UHP gas, industrial gas, MEP, or EPC construction experience.
• Certified in MOM-accredited safety courses (e.g., BCSS / SSSC); CSCPM or Confined Space Safety Supervisor certifications are a plus.
• Fluent in English; Mandarin preferred to coordinate with international clients and local subcontractors.
• Able to read and interpret piping isometrics, P&IDs, and hazardous area classification drawings.

Responsibilities

• Supervise and oversee installation of Bulk Gas (CDA, GN2, LOX, LAr) and Specialty/ Toxic Gas distribution systems.
• Supervise high-purity and ultra-high-purity (UHP) stainless steel piping (EP/BA tubing), Gas Cabinets (GC), Valve Manifold Boxes (VMB), gas panels, regulators, and valve manifolds.
• Oversee automatic orbital welding, borescope weld inspections, and weld log documentation.
• Coordinate gas piping routes with process equipment, tool hook-ups, and other MEP services.
• Review gas piping isometrics, P&IDs, layout drawings, specifications, and method statements.
• Coordinate high-pressure pneumatic testing, helium mass spectrometer leak testing, moisture/oxygen analytical testing, and particle counting.
• Monitor purge sequences, nitrogen blanketing, and system pre-commissioning.
• Monitor subcontractor performance, manpower, workmanship, and construction progress.
• Enforce stringent hazardous gas safety standards, Permit-to-Work (PTW) protocols, and project quality requirements.

Skills

Gas piping installation

UHP gas systems

Orbital welding

P&IDs and isometrics review

Safety compliance

Education

Diploma in Mechanical or Chemical Engineering

Job description

Job Responsibilities

• Supervise and oversee installation of Bulk Gas (CDA, GN2, LOX, LAr) and Specialty/Toxic Gas distribution systems.
• Supervise high-purity and ultra-high-purity (UHP) stainless steel piping (EP/BA tubing), Gas Cabinets (GC), Valve Manifold Boxes (VMB), gas panels, regulators, and valve manifolds.
• Oversee automatic orbital welding, borescope weld inspections, and weld log documentation.
• Coordinate gas piping routes with process equipment, tool hook-ups, and other MEP services.
• Review gas piping isometrics, P&IDs, layout drawings, specifications, and method statements.
• Coordinate high-pressure pneumatic testing, helium mass spectrometer leak testing, moisture/oxygen analytical testing, and particle counting.
• Monitor purge sequences, nitrogen blanketing, and system pre-commissioning.
• Monitor subcontractor performance, manpower, workmanship, and construction progress.
• Enforce stringent hazardous gas safety standards, Permit-to-Work (PTW) protocols, and project quality requirements.

Requirements

• Diploma or relevant technical qualification in Mechanical, Chemical Engineering, or a related discipline.
• Minimum 3 years of relevant process piping, UHP gas, industrial gas, MEP, or EPC construction experience.
• Certified in MOM-accredited safety courses (e.g., BCSS / SSSC); possession of CSCPM, Confined Space Safety Supervisor, or specialized UHP piping/welding certifications will be an added advantage.
• Fluent in English and Mandarin is preferred to coordinate complex hazardous gas work with international clients and local subcontractors.
• Proven ability to oversee specialty/bulk gas system installation activities on site.
• Strong hands‑on knowledge of orbital welding standards, borescope inspection, helium leak testing, and high‑pressure safety procedures.
• Experience in semiconductor fabrication plants, gas distribution EPCs, or high‑tech cleanroom projects is preferred.
• Able to read and interpret piping isometrics, P&IDs, and hazardous area classification drawings.