Senior Project Engineer, HVAC

Alloy Enterprises; Petaling Jaya; On-site; MYR 180,000 - 240,000; Full time

Job summary

Alloy Enterprises seeks a Senior Project Engineer (HVAC) to lead engineering, site execution, and handover for large-scale data center projects. You will coordinate design, shop drawings, and submissions, review specs, and resolve technical issues across chilled water systems, CRAH/CRAC units, AHUs, and ventilation.

You will manage day-to-day site activities, coordinate with contractors and vendors, and oversee testing, commissioning, and handover documentation while ensuring QA/QC and safety

Qualifications

• Bachelor’s degree in mechanical engineering or equivalent.
• Minimum 5 years of experience in HVAC project engineering.
• Experience delivering large-scale commercial, industrial, or data center projects preferred.
• Hands-on experience in HVAC installation, coordination, and commissioning.

Responsibilities

• Coordinate HVAC design development, shop drawings, material submissions and method statements.
• Review project specs, drawings, codes and standards for compliance.
• Interface with consultants and clients to address technical queries and clarifications.
• Manage day-to-day HVAC site activities according to drawings and schedules.
• Coordinate with main contractor, MEP trades, CSA teams, vendors and subcontractors.
• Support pre-commissioning, testing and commissioning activities.
• Prepare as-built drawings, O&M manuals, and handover documentation.
• Support cost control, variation evaluation, and progress claims.
• Ensure QA/QC, ITPls, and safety compliance; assist audits and submissions.
• Prepare and maintain daily, weekly, and monthly progress reports.

Skills

Coordination

Communication

Problem-solving

Independence

Stakeholder mgmt

Education

Bachelor's degree in mechanical engineering

Tools

MS Project

Excel

Job description

What you will do:

The Senior Project Engineer (HVAC) is responsible for managing and coordinating the engineering, technical, and site execution aspects of HVAC works for large-scale data center and critical facility projects. The role supports the Project Manager to ensure safe, timely, compliant, and high-quality project delivery, from design coordination through installation, testing, commissioning, and handover.

How you will do it:

Engineering & Technical Management

• Coordinate HVAC design development, shop drawings, material submissions, and method statements

• Review and ensure compliance with project specifications, drawings, codes, and standards

• Resolve technical issues related to chilled water systems, CRAH/CRAC units, AHUs, ducting, pipework, and ventilation

• Interface with consultants and clients to address technical queries and design clarifications

Site Execution & Coordination

• Manage day-to-day HVAC site activities to ensure works are executed according to approved drawings and schedules

• Coordinate with main contractor, MEP trades, CSA teams, vendors, and subcontractors

• Monitor work progress and ensure alignment with the approved project program

• Support site supervision teams to ensure installation quality and workmanship standards

Testing, Commissioning & Handover

• Coordinate pre-commissioning, testing, and commissioning (T&C) activities

• Work closely with commissioning agents, vendors, and client representatives

• Ensure proper preparation of as-built drawings, O&M manuals, and handover documentation

• Support final inspections, snag clearance, and client acceptance

Cost, Procurement & Contract Support

• Assist the Project Manager in cost control, variation evaluation, and progress claims

• Track material procurement, deliveries, and vendor schedules

• Identify potential variation orders and schedule risks early

Quality, Safety & Compliance

• Ensure compliance with QA/QC procedures, inspection and test plans (ITP), and quality records

• Enforce site HSE requirements and safe work practices

• Support audits, inspections, and authority submissions as required

Reporting & Documentation

• Prepare and maintain daily, weekly, and monthly progress reports

• Track RFIs, technical submissions, approvals, and site instructions

• Maintain accurate project documentation and records

What we look for:

• Bachelor’s degree in mechanical engineering or equivalent.

• Minimum 5 years of experience in HVAC project engineering

• Experience delivering large-scale commercial, industrial, or data center projects is preferred.

• Hands-on experience in HVAC installation, coordination, and commissioning

• Data center or mission‑critical project experience is a strong advantage

• Strong knowledge of Chilled water systems (air‑cooled & water‑cooled), CRAH / CRAC units, AHUs, FCUs, ventilation systems

• Familiar with project schedules and reporting tools (e.g. MS Project, Excel)

Preferred Skills:

• Strong coordination and communication skills

• Proactive problem‑solver with attention to detail

• Able to work independently and under tight project schedules

• Good stakeholder management and teamwork mindset