Exowatt · 2 weeks ago
Lead Mechanical Engineer - Heat Exchangers
Miami, FL
Full-time
Onsite
Senior Level, Lead/Staff
$150K/yr - $215K/yr
7+ years expExowatt is revolutionizing the energy landscape for the AI era with their innovative P3 system that captures solar energy and generates electricity on demand. They are seeking a Lead Mechanical Engineer specializing in heat exchanger design to lead the design, analysis, and optimization of heat exchangers for their thermal energy storage systems.
Artificial Intelligence (AI)Data CenterEnergyEnergy StorageRenewable Energy
Responsibilities
Own and develop the heat exchange system for Exowatt’s power conversion unit from design and analysis in a hands-on fashion. Engage with suppliers for development, build and testing
Perform analysis of mechanical components and systems for heat exchangers utilizing CFD and FEA such as Ansys multiphysics, CAD (Solidworks, Creo, or equivalent
Design, build and test of prototype heat exchanger units for Exowatt’s power conversion units
Validate models by test and analytical methods
Create detailed engineering drawings and specifications for manufacturing
Collaborate with cross-functional teams, including electrical, controls, thermal, and software engineers
Evaluate and select appropriate materials based on requirements, cost, and sustainability
Design for manufacturability, assembly, and serviceability
Interface with suppliers, manufacturers, and external engineering partners
Participate in design reviews and ensure compliance with industry standards and regulations
Troubleshoot issues during testing and deployment
Qualification
Required
Bachelor's degree in Mechanical Engineering or related field; Master's degree preferred
7+ years of mechanical engineering experience with a focus on thermal-fluid systems with a focus on heat exchanger design, analysis, and development
Demonstrated experience designing, analyzing, and optimizing heat exchangers (shell-and-tube, fined heat exchangers, heat sinks, printed circuit heat exchangers, heat pipes, etc) for high temperature applications
Hands-on experience in testing of heat exchangers, energy, and power conversion systems
Strong foundation in thermodynamics, conjugate heat transfer, fluid mechanics, and thermal coatings, with the ability to perform thermal and hydraulic sizing calculations
Proficiency in 3D CAD software (SolidWorks, Creo, or similar) and experience designing complex flow paths and pressure-containing components
Experience with FEA and CFD software (ANSYS multiphysics, Nastran, or similar) for thermal stress analysis and fatigue life prediction under cyclic operating conditions
Familiarity with CFD tools for flow distribution, heat transfer optimization, and pressure drop analysis
Strong understanding of GD&T ASME Y14.5 and engineering drawing standards for precision-manufactured components
Knowledge of relevant standards and codes (ASME BPVC, TEMA, API, ISO) as applied to pressure vessels, heat exchangers, and rotating equipment
Experience designing for demanding operating environments, including thermal cycling, high-temperature creep, and corrosive or reactive working fluids
Excellent communication and collaboration skills with the ability to work across multidisciplinary teams
Preferred
Experience with renewable energy systems, thermal energy storage, or concentrated solar power
Benefits
Competitive salary and equity options.
Comprehensive benefits package, including health, dental, and retirement plans.
A dynamic work environment that fosters creativity and innovation.
Opportunities for professional growth and development in a rapidly evolving industry.
Relocation assistance.
Company
Exowatt
Powering AI with 24-hour Dispatchable Solar
11-50 employees
H1B Sponsorship
Exowatt has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (4)
Funding
Current Stage
Early StageTotal Funding
$140MKey Investors
FelicisHSBC Innovation Banking
2025-11-13Series A· $50M
2025-04-22Series A· $35M
2025-04-22Debt Financing· $35M
Recent News
2026-01-16
Sourcery
2025-11-21
Company data provided by crunchbase