Thermal Engineer at Rivos

Santa Clara, California, United States

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Not SpecifiedCompensation

Senior (5 to 8 years)Experience Level

Full TimeJob Type

UnknownVisa

SemiconductorIndustries

Requirements

Minimum of 10 years of progressive experience in thermal engineering, specifically within the semiconductor and/or telecom industry
Experienced in both air cooling and liquid cooling techniques for high-power electronic devices, covering the entire product lifecycle from development to deployment
Experienced in semiconductor packaging
Strong understanding of heat transfer principles (conduction, convection, radiation) and fluid dynamics
Proficiency in commercial CFD software packages, including but not limited to Icepak, Flotherm, and other industry-standard tools
Hands-on experience with thermal testing methodologies, including the design and execution of experiments using wind tunnels, mock-up systems, and environmental chambers
Proven ability to operate and interpret data from Data Acquisition Systems (DAQs), power supplies, thermal cameras, and other relevant thermal measurement equipment
Experience with thermal interface materials (TIMs), heat sinks, heat pipes, cold plates, and other thermal management components
Useful to have familiarity with OCP thermal/mechanical design guidelines and design of Colo boxes
Excellent problem-solving skills and a strong analytical mindset
Effective written and verbal communication skills, with the ability to present complex technical information clearly and concisely
Ability to work independently and as part of a cross-functional team in a fast-paced, dynamic environment
Passionate for working in a startup environment
Master's degree in Mechanical Engineering required; Ph.D. is a plus
Experience with scripting languages (e.g., Python, MATLAB)

Responsibilities

Perform the thermal design and analysis of semiconductor products, including integrated circuits, packages, modules, and complete systems, ensuring optimal thermal performance and reliability
Develop and implement innovative air cooling and liquid cooling solutions for high-power density semiconductor devices, from concept generation to detailed design
Conduct thermal simulations using advanced CFD tools (e.g., Icepak, Flotherm, Fluent) to predict temperature distributions, airflow patterns, and heat transfer characteristics
Perform thermal design sensitivity analyses, trade-off studies, and optimization to meet performance, cost, and reliability targets
Perform transient thermal modeling of Rivos packages for thermal/power management
Collaborate closely with mechanical, electrical, product engineering, and manufacturing teams to integrate thermal solutions seamlessly into product designs
Execute thermal validation testing using wind tunnels, specialized mock-up systems, and other laboratory equipment
Utilize data acquisition systems (DAQs), power supplies, thermal cameras, thermocouples, and other relevant instrumentation for accurate thermal measurements
Develop and maintain detailed thermal models, documentation, and reports throughout the product development lifecycle
Troubleshoot and resolve complex thermal issues during product development, qualification, and field deployment
Stay abreast of the latest advancements in thermal management technologies, materials, and simulation tools
Participate in design reviews, FMEAs, and other quality assurance activities to ensure robust thermal designs
Collaborate with CM, OEM and ODM’s to develop mockups, test samples and production parts

Skills

Key technologies and capabilities for this role

IcepakFlothermFluentCFDThermal SimulationLiquid CoolingAir CoolingTransient Thermal ModelingThermal ValidationWind Tunnel TestingDAQsThermal CamerasThermocouples

Questions & Answers

Common questions about this position

What experience level is required for the Thermal Engineer position?

A minimum of 10 years of progressive experience in thermal engineering, specifically within the semiconductor and/or telecom industry, is required.

What key technical skills are needed for this role?

Proficiency in commercial CFD software such as Icepak, Flotherm, and Fluent is required, along with experience in air and liquid cooling techniques, heat transfer principles, fluid dynamics, and thermal testing methodologies.

Is this a remote position or does it require on-site work?

This information is not specified in the job description.

What is the salary or compensation for this role?

This information is not specified in the job description.

What makes a strong candidate for the Thermal Engineer role?

Candidates with extensive hands-on experience in semiconductor packaging, thermal design across the full product lifecycle, and proficiency in advanced CFD tools like Icepak and Flotherm will stand out.

Rivos

Develops custom RISC-V server solutions

About Rivos

Rivos develops high-performance and power-efficient server solutions using RISC-V, an open-source hardware instruction set architecture. Their custom hardware is designed to meet the specific needs of enterprise clients, including data centers and cloud service providers, who require reliable systems for extensive data processing and storage. Rivos stands out in the competitive server market by utilizing RISC-V technology, which allows for greater flexibility and customization compared to traditional proprietary solutions. This enables Rivos to offer tailored and cost-effective products. The company generates revenue by selling specialized servers and may also provide related services like hardware support and consulting. Rivos aims to address the unique demands of high-performance computing environments while ensuring security and efficiency.

Santa Clara, CaliforniaHeadquarters

2021Year Founded

$243.2MTotal Funding

SERIES_ACompany Stage

Consulting, Hardware, Enterprise SoftwareIndustries

201-500Employees

Benefits

Flexible Work Hours

Risks

Potential legal challenges from established chip manufacturers like Intel and AMD.

Pressure from investors for quick returns may affect long-term strategies.

Geopolitical risks from international expansion, such as opening an office in Taiwan.

Differentiation

Rivos leverages RISC-V for customizable, open-source server solutions.

Focus on power-efficient, high-performance servers sets Rivos apart in the data center market.

Rivos' development of an open software stack enhances its competitive edge.

Upsides

Growing interest in RISC-V boosts Rivos' market potential in AI and data analytics.

Energy-efficient computing trends align with Rivos' power-efficient server solutions.

Rivos' recent $250M funding supports expansion into AI and data analytics markets.

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