Lead Ventilation Systems Expert – Semiconductor Facilities Design (Cleanroom, HVAC & CFD)

Job Overview

Key Responsibilities

• Technical Leadership & Design Governance
• Ø Lead ventilation design strategy from concept through detailed engineering, ensuring cleanroom HVAC, FFU, process exhaust, and scrubber integration decisions are technically sound, buildable, and aligned with project objectives.
• · ISO Class cleanroom HVAC systems (ISO 1–8)
• · FFU-based ventilation systems:
• o Without chilled coils (fan-driven / Dedicated Outdoor Air System (DOAS)
• o With chilled coils (AHU-supported systems)
• · Heating and cooling systems for high-load facilities
• · Process exhaust systems (general and hazardous)
• · Scrubber and abatement system integration
• Ø Provide senior review of design basis documents, PFDs, P&IDs, HVAC schematics, airflow calculations, system sizing, and vendor submissions.
• · Design Basis Documents (DBD)
• · PFDs, P&IDs, HVAC schematics
• · Airflow (ACPH), load calculations, and system sizing
• Ø Ensure compliance with semiconductor cleanroom performance expectations, safety requirements, environmental regulations, and Deerns’ engineering quality standards.
• · Semiconductor cleanroom performance standards
• · Safety and environmental regulations
• 2. Cleanroom Airflow, CFD & Contamination Control
• Ø Lead or review CFD-led airflow studies to validate cleanroom airflow distribution, particle control, temperature and humidity uniformity, process heat dissipation, and contamination risk mitigation.
• · Cleanroom airflow distribution
• · Particle control and contamination risks
• · Temperature and humidity uniformity
• · Process heat dissipation
• Ø Translate simulation results into practical engineering decisions, including FFU layout, airflow regimes, pressure cascades, environmental control philosophy, and mitigation of turbulence, dead zones, and hotspots.
• · Validate airflow design concepts
• · Optimize FFU layout and ceiling coverage
• · Identify and mitigate dead zones, turbulence, and hotspots
• Ø Coordinate with CFD specialists (if applicable) and ensure:
• · Practical applicability of simulation results
• · Alignment with engineering design and site conditions

3. Cleanroom & Contamination Control Design

4. Energy Efficiency & System Optimization

5. Heating & Cooling System Design

6. Process Exhaust & Scrubber Systems

7. Project Execution

8. Multidisciplinary Coordination

9. Commissioning & System Performance

Why Join Us?

Skills & Competencies Required

• · Bachelor’s / master’s degree in mechanical / HVAC Engineering.
• · 15+ years of experience in HVAC and Clean Room systems design.
• · 5+ years of Experience in semiconductor / high-purity / mission-critical facilities preferred.
• · Semiconductor or electronics manufacturing cleanroom ventilation experience is strongly preferred; candidates from data centres or other mission-critical HVAC environments should demonstrate clear exposure to contamination control, high air-change systems, and precision environmental performance.
• · Strong understanding of semiconductor cleanroom best practices, ISO classification expectations, pressure control, process exhaust interfaces, and high air-change-rate systems.
• · Experience with CFD tools (e.g., ANSYS Fluent, 6SigmaRoom, or equivalent) and Energy modelling tools
• · Knowledge of global and Indian design standards and environmental regulations.
• · Proficiency in engineering tools such as AutoCAD, Revit, PFD’s and AFD’s development platforms.
• · Strong capability in design review, technical governance, and vendor coordination
• · Excellent problem-solving, stakeholder management, and communication skills
• · Ability to work in multidisciplinary and international project teams