Enphase Energy · 1 week ago
Sr. Staff Mechanical/Thermal Engineer
Austin, TX
Full-time
Onsite
Senior Level, Lead/Staff
$110K/yr - $167K/yr
8+ years expEnphase Energy is a global energy technology company and a leading provider of solar, battery, and electric vehicle charging products. They are seeking a Sr. Staff Mechanical/Thermal Engineer to join their Energy Storage Innovation team, responsible for designing and developing next-gen energy technologies. The role involves mechanical and thermal design, prototyping, and collaboration with multi-disciplinary teams to deliver innovative energy solutions.
EnergyRenewable EnergySemiconductorSolar
Responsibilities
Design high-quality mechanical and electromechanical parts and assembly designs efficiently and with good modeling practices
Produce 2D drawings and 3D CAD models, evaluate parts, and collaborate with a multi-disciplinary design team, suppliers, and contract manufacturing partners to develop product prototypes
Perform mechanical analysis, structural FEA, vibration and shock analysis, FMEA, and design verification testing to inform designs and resolve issues and failures in prototype products
Research, analyze, implement, and test new materials and technologies to support innovative energy storage and system product designs
Design, integrate, and validate thermal management solutions for Enphase energy storage and systems products
Build, update, and analyze computational models, including heat transfer, combustion, and air flow, to simulate thermal performance in energy storage and systems products
Specify key functional and performance requirements; design and execute verification test plans
Design high-quality mechanical and electromechanical parts and assembly designs efficiently and with good modeling practices
Complete documentation for design, testing, and analysis
Hands-on fabrication of electromechanical assemblies and prototypes
Work with a multi-disciplinary team to test and troubleshoot prototype designs
Mentor junior staff
Qualification
Required
BS/MS/PhD Mechanical Engineering or closely related discipline
Minimum experience: BS and 5+ years / MS and 3+ years / PhD with design experience for a Senior Engineer
BS and 8+ years / MS and 6+ years / PhD and 3+ years design experience for a Staff Engineer
BS and 12+ years / MS and 8+ years / PhD and 5+ years design experience for a Sr. Staff Engineer
Significant experience in product and part mechanical design
Expertise in leveraging various high-volume manufacturing approaches such as sheet metal stamping, die casting, extrusion, forging, laser welding, CNC machining, thermoforming, silicone/rubber molding, injection molding, etc
Proficiency with structural FEA and analyses for vibration, fatigue, and load bearing
Experience designing products for manufacturability and reliability
High proficiency with an enterprise CAD package (Solidworks preferred)
Outdoor product design experience for various ingress protection environments
Good communication and documentation skills
Ability to work effectively on early-stage product development efforts with ambiguous requirements
Strong hands-on mechanical prototyping skills
Ability to take ownership of development tasks and drive them to completion in a timely manner and with high quality to support team success
Significant experience designing active and passive thermal management solutions within a product and with key thermal components such as heat sinks, air flow systems, coolant systems, multi-phase cooling, phase change materials, and thermal interface materials
Experience with analytical approaches and simulation tools for Mechanical or thermal modeling
High proficiency with an enterprise CAD package (Solidworks preferred)
Experience designing test plans, building experimental setups, collecting data, and analyzing results for thermal performance
Familiarity with design for manufacturability and reliability
Good communication and documentation skills
Ability to work effectively on early-stage product development efforts with ambiguous requirements
Strong hands-on thermal mechanical prototyping skills
Ability to take ownership of development tasks and drive them to completion in a timely manner and with high quality to support team success
Preferred
Proficiency with multi-physics modeling
Medium voltage >1kV insulation
Familiarity with common standards for electrical equipment and energy storage systems
Benefits
Bonus
Equity
Benefits
Company
Enphase Energy
Enphase Energy offers a micro-inverter system that delivers solar energy to homes and businesses.
1001-5000 employees
H1B Sponsorship
Enphase Energy 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 (20)
2024 (16)
2023 (29)
2022 (21)
2021 (11)
2020 (2)
Funding
Current Stage
Public CompanyTotal Funding
$116.09MKey Investors
Callaghan InnovationKleiner PerkinsBay Partners
2024-08-09Grant· $0.04M
2021-09-08Grant· $0.03M
2020-10-16Grant· $0.02M
Leadership Team
Badri Kothandaraman
President and CEO
Ciaran Fox
VP of Quality and Reliability
Recent News
2026-01-06
2026-01-05
2026-01-05
Company data provided by crunchbase