Medior HVAC Engineer

We are an international MEP engineering consultancy providing EPCM services across industrial and commercial building sectors in Vietnam and the broader Asia-Pacific region. Our multidisciplinary team delivers high-quality mechanical, electrical, and plumbing design solutions for large-scale projects including factories, warehouses, data centers, commercial buildings, and pharmaceutical facilities.

What will you do

The Medior HVAC Engineer will support the senior engineering team in the design, analysis, and documentation of HVAC systems for industrial and building projects. This role bridges the gap between junior designers and senior engineers, requiring the ability to work both independently and collaboratively within a multidisciplinary project team.

• Develop HVAC design packages including equipment selection, duct/pipe sizing, load calculations, and system layouts.
• Perform HVAC load calculations using HAP, IES-VE, or equivalent software.
• Design systems including AHU, FCU, chilled water, VRF/VRV, ventilation, pressurization, and smoke control.
• Prepare and review design drawings using AutoCAD and/or Revit MEP (BIM).
• Develop technical specifications, equipment schedules, and material take-offs (MTO).

Project Execution (EPCM)

• Support Engineering, Procurement, Construction & Management phases as required.
• Coordinate HVAC scope with other MEP disciplines (electrical, plumbing, fire protection).
• Review vendor submittals, shop drawings, and technical data sheets.
• Conduct site surveys, inspections, and commissioning support activities.
• Assist in preparation of technical bid evaluations and vendor comparisons.

Documentation & Reporting

• Prepare design basis reports, calculation packages, and technical narratives.
• Maintain project documentation and drawing registers in accordance with project standards.
• Support production of BOQ (Bill of Quantities) and cost estimation for HVAC works.
• Coordinate interdisciplinary design reviews and respond to RFIs (Request for Information).

Quality & Standards Compliance

• Ensure designs comply with applicable international and local codes: ASHRAE, SMACNA, QCVN, TCVN, and client standards.
• Participate in internal design reviews and quality checks.
• Identify and flag design clashes and technical risks proactively.

Where you will work

At Haskoning, you will join an independent, employee-owned international consultancy that combines engineering, design, and consultancy services with software and technology. Our mission, "Enhancing Society Together," drives us to create a positive impact on the world.​

We offer purpose-driven and challenging work in diverse international projects, leveraging our 140+ years of expertise. With over 6,800 employees in more than 25 countries, we work together to turn challenges into opportunities and make a real impact on society. We collaborate with leading clients in markets such as infrastructure, climate resilience, renewable energy, decarbonisation of industry, and sustainable mobility.

What you bring

Education

• Bachelor’s degree in Mechanical Engineering, HVAC Engineering, or related discipline.
• Relevant professional certifications (e.g., PE, PMP) are advantageous.

Experience

• 3 – 6 years of hands-on experience in HVAC system design within a consultancy, EPC, or EPCM environment.
• Demonstrated experience on industrial projects (factories, warehouses, cleanrooms) and/or commercial buildings.
• Prior exposure to international project environments or multinational clients is a plus.

Technical Skills

• Proficiency in HVAC load calculation software: HAP, Trace 700, IES-VE, or equivalent.
• Solid working knowledge of AutoCAD; experience with Revit MEP (BIM) is preferred.
• Familiarity with ASHRAE standards (62.1, 55, 90.1), SMACNA, and relevant Vietnamese standards (QCVN 09, TCVN).
• Understanding of EPCM project lifecycle and deliverable requirements.
• Basic knowledge of MEP coordination and clash detection (Navisworks is a plus).

Soft Skills & Language

• Strong analytical and problem-solving skills.
• Ability to manage multiple tasks and meet project deadlines.
• Good interpersonal and communication skills for teamwork in multicultural environments.
• English proficiency: minimum B2 level – able to read/write technical documents and communicate with international clients and stakeholders.
• Vietnamese language skills required for local coordination.

What we offer you

• Competitive salary package commensurate with experience.
• Annual performance and salary reviews to recognize and reward contributions.
• Annual profit-sharing opportunities aligned with company success.
• Exposure to large-scale industrial and building EPCM projects with international standards.
• Structured career development path toward Senior HVAC Engineer and above.
• International working environment with multinational colleagues and clients.
• Training support: technical courses, software licenses, and professional certification sponsorship.
• Statutory benefits per Vietnamese Labor Law plus company supplementary benefits.
• Dynamic and professional MEP team culture with emphasis on engineering excellence.

Are you our new colleague?

Then we would like to meet you! Apply now by sending in your English CV using the button below.

At Haskoning, we are committed to fostering a diverse and inclusive workplace where everyone feels valued, respected, and empowered. Our mission of "Enhancing Society Together" drives us to create an environment that embraces each individual’s unique background, identity, and perspective. Regardless of your experience, background, age, gender, or other personal characteristics—you are welcome here. We believe that diversity makes us stronger and that an inclusive culture gives everyone the opportunity to grow and contribute. Read more about our ED&I initiatives on our dedicated webpage.

Due to the privacy law, please submit your application via the apply button and not via email.

Acquisition for this vacancy by agencies is not appreciated and offered candidates will not be taken into consideration.