CFD Engineer

Key Responsibilities

• CFD Modeling & Thermal Analysis
• Lead CFD analysis and thermal modeling activities for enclosed industrial systems and modular infrastructure products
• Develop airflow simulations for BESS enclosures, modular data centers, power electronics, electrical rooms, and integrated equipment platforms
• Analyze airflow distribution, pressure drop, temperature gradients, recirculation zones, hot spots, and thermal rejection performance
• Validate system performance under worst-case operating and ambient conditions
• Optimize thermal architectures to improve cooling efficiency, reliability, acoustics, and manufacturability
• Cooling System Design & Airflow Management
• Design and integrate cooling systems based on actual equipment heat loads and operational requirements
• Develop enclosure airflow strategies including intake/exhaust placement, ducting, baffles, plenums, circulation paths, and pressure balancing
• Select and integrate off-the-shelf cooling equipment including HVAC units, heat exchangers, fans, chillers, and thermal management systems
• Design for real-world operating environments including dust, humidity, vibration, solar loading, and extreme ambient conditions
• Ensure designs meet thermal performance targets without excessive cost, noise, or packaging complexity
• Mechanical System Design & Product Development Support
• Mechanical packaging and enclosure design activities related to thermal system integration
• Coordinate thermal system layouts with structural, electrical, and manufacturing constraints
• Develop CAD models, engineering drawings, and BOMs supporting thermal and mechanical integration
• Ensure designs support manufacturability, serviceability, maintenance access, and production scalability
• Testing, Validation & Product Performance Support
• Prototype testing, heat runs, thermal validation, and system troubleshooting activities
• Correlate CFD models with physical testing data and refine simulations accordingly
• Analyze field performance data to identify opportunities for thermal improvement
• Participate in Root Cause Analysis for overheating, airflow imbalance, thermal failures, or reliability concerns
• Design for Manufacturing (DFM) & Continuous Improvement
• Drive DFM initiatives focused on scalable thermal system integration and assembly efficiency
• Reduce unnecessary complexity while maintaining thermal performance and reliability targets
• Standardize cooling architectures, airflow strategies, and thermal design methodologies where appropriate
• Contribute to engineering standards, calculation templates, and best practices for CFD and thermal analysis
• Technical Leadership
• Serve as a subject matter expert for CFD analysis, airflow management, and thermal systems engineering
• Mentor junior engineers and support development of internal thermal engineering capability
• Influence system-level product architecture and cooling strategies across multiple programs

  Requirements

  • Bachelor’s degree in Mechanical Engineering or related engineering discipline
  • 6-12+ years of experience in thermal systems engineering, CFD analysis, or mechanical product development
  • Strong hands-on experience performing CFD analysis for enclosed industrial systems or thermal-critical products
  • Experience sizing cooling systems based on actual heat loads and thermal performance requirements

  Preferred Qualifications

  • Experience supporting BESS, modular data centers, power systems, or energy infrastructure products
  • Experience validating CFD models through physical testing and heat-run correlation
  • Background in enclosure design, sheet metal, weldments, or industrial packaging
  • Familiarity with UL requirements, environmental testing, and thermal compliance standards
  • Experience operating in high-growth manufacturing or engineered-to-order environments
  • Master’s degree with concentration in thermal sciences, heat transfer, or fluid dynamics preferred
  • Experience designing cooling systems for battery systems, power electronics, industrial skids, generator enclosures, modular data centers, switchgear, or similar equipment
  • Strong understanding of airflow management within enclosed systems
  • Experience with CFD tools such as ANSYS Fluent, Icepak, 6SigmaET, SolidWorks Flow Simulation, or similar platforms
  • Strong understanding of mechanical integration, manufacturability, and enclosure packaging constraints

    Benefits & Perks

    • Medical, dental, and vision insurance
    • 401(k) with company match (where applicable)
    • Paid Time Off (PTO) and paid holidays
    • Sick time in accordance with state and local requirements
    • Company-paid life insurance and disability coverage
    • Career advancement opportunities within a rapidly growing organization
    • Exposure to advanced manufacturing, modular infrastructure, and large-scale industrial projects
    • Collaborative, fast-paced environment with strong operational and engineering leadership
    • Employee-focused culture centered on safety, quality, accountability, and continuous improvement
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