Senior CFD Engineer

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  "active_status": "active"
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  "language": "en",
  "location": {
    "raw": "Austin, TX",
    "city": "Austin",
    "region": "TX",
    "country": "United States",
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    "confidence": 0.9
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  "workplace_type": "on_site",
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{
  "lists": [
    {
      "text": "Key Duties & Responsibilities",
      "content": "<li>Build and run CFD models for heat exchanger components and flow paths (headers/manifolds, distributors, tube/fin passages, shell-side features, compact HX geometries, etc.)</li><li>Drive pressure drop and heat transfer performance predictions and trade studies (ΔP vs UA/effectiveness, temperature approach, flow distribution, hot spots)</li><li>Develop a repeatable CFD workflow: geometry → mesh → solve → post-process → standardized report package</li><li>Execute parametric sweeps and sensitivity analyses to support rapid iteration and design decisions</li><li>Improve throughput by reducing model failure modes and cycle time through automation, templates, and best practices</li><li>Translate CFD outputs into actionable design changes in collaboration with mechanical design and systems engineering</li><li>Create or refine engineering correlations / reduced-order models (Nu, f, HTC) to feed sizing and system tools where appropriate</li><li>Support vendor and partner alignment by clearly defining assumptions, boundary conditions, acceptance criteria, and evidence packages</li>"
    },
    {
      "text": "Qualifications",
      "content": "<li>B.S. in Mechanical, Aerospace, or a related engineering field (M.S./PhD a plus)</li><li>Strong fundamentals in heat transfer and fluid mechanics; comfort reasoning from first principles and sanity-checking results</li><li>4+ years of hands-on CFD experience in thermal-fluids applications (more experience welcomed; we can level this role)</li><li>Experience with heat exchangers or closely related mass/heat transfer hardware (compact HX, manifolds, internal flows, finned passages, etc.)</li><li>Proficiency in at least one major CFD solver: ANSYS Fluent/CFX, STAR-CCM+, OpenFOAM, or COMSOL</li><li>Practical meshing and modeling judgment: boundary layers, y+, turbulence model selection, convergence criteria, grid independence</li><li>Ability to communicate results clearly to non-CFD stakeholders and defend assumptions under schedule pressure</li><li>Multi-phase or boiling/condensing modeling experience is a plus</li><li>Experience with flow distribution challenges and mitigation (distributors, baffles, headers) is a plus</li><li>Experience with flow-induced vibration considerations or coupling CFD insights to structural risk is a plus</li><li>Python-based automation of meshing/runs/post-processing; comfort on HPC environments (Slurm/PBS) is a plus</li><li>Experience producing decision-grade analysis packages in high-reliability industries is a plus</li>"
    }
  ],
  "country": "US",
  "createdAt": 1764874607115,
  "updatedAt": null,
  "categories": {
    "team": "Engineering",
    "location": "Austin, TX or Washington, DC",
    "department": "Last Energy",
    "allLocations": [
      "Austin, TX or Washington, DC"
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