Thermal Mechanical Engineer (Data Center Thermal)

Location: Santa Clara, CA, United States; frequent travel to vendor, contract manufacturer, and customer sites, typically locally.

Base salary: $120,000–$180,000 annually. Total estimated annual compensation, including base salary, bonus, and equity, is $220,000–$400,000.

Company

hirify.global develops client-to-cloud networking solutions for data centers, campuses, and routing environments, using cloud computing, artificial intelligence, and software-defined networking.

What you will do

• Lead thermal-mechanical solutions from concept through mass production for high-end switching products.
• Develop validation plans and perform thermal, airflow, power-quality, system stress, environmental chamber, and temperature-mapping tests.
• Design, validate, and improve cooling solutions including coldplates, ducts, fans, heatsinks, and thermal interface materials.
• Collect, analyze, and present test data; simulate systems with Macroflow, Ansys EDT, FloTherm, IcePack, and related tools.
• Identify thermal risks and blockers, recommend design changes, and produce technical documentation for vendors, contract manufacturers, customers, and internal stakeholders.
• Bring up and validate next-generation switches from system to rack level, collaborating with Hardware, Software, Electrical, Mechanical, and Program teams.

Requirements

• BS/MS in Mechanical Engineering, Electrical Engineering, or a related engineering discipline; 2 years of experience preferred.
• Experience with 3D CAD and 2D drawings, preferably PTC Creo, plus GD&T and manufacturing practices.
• Hands-on laboratory experience with high-power silicon, systems, and electronics at 6 kW or more; ability to frequently lift 50 lbs or more.
• Experience with thermal interface material characterization, coldplate or heatsink design, testing, and qualification.
• Understanding of heat transfer, thermodynamics, fluid mechanics, telemetry, data acquisition, and thermal characterization tools.
• Experience with instrumentation, design of experiments, root-cause analysis, simulation, liquid-cooled loop bring-up, thread standards, corrosion practices, fan testing, fan PQ, and fan blade/module design.
• Experience with CDU operation and fundamental principles, PID control for pumps and fan-speed controllers, and Open Compute Project standards for data centers.
• Scripting experience in Shell, Python, Matlab, C, or similar languages.
• Strong ownership and team-centric attitude.

Nice to have

• Hands-on experience in automotive, HVAC, plumbing, or electrical applications.
• Coldplate manufacturing experience.
• Machine shop experience.

Culture & Benefits

• Full-time position collaborating across Electrical, Software, Mechanical, Hardware, and Program teams.
• US-based employees receive medical, dental, vision, wellbeing, tax-savings, and income-protection benefits.
• Bonus and equity may be available at the company’s discretion; they are not guaranteed components of compensation.
• Inclusive, non-discriminatory work environment with confidential handling of applicant information.