
Product Engineer – Thermal Systems (Automotive / EV)
Long Beach, CA · HybridJobSeen todaySeen in employer's feed today
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Job overview
The Product Engineer – Thermal Systems leads mechanical design and development of automotive thermal-system hardware from concept through production release. The role covers coolant, refrigeration, and HVAC/climate-control components and assemblies, translating performance and packaging requirements into manufacturable designs. The engineer collaborates with engineering teams and suppliers, supports analysis and validation, and maintains drawings, CAD data, bills of materials, and engineering changes.
Skills & qualifications
Skills
Qualifications
Benefits
Full job description
Product Engineer – Thermal Systems (Automotive / EV) Overview / Summary
We are seeking a Product Engineer – Thermal Systems to lead the mechanical design and development of thermal system hardware for automotive applications. This role involves designing and developing components and assemblies across coolant, refrigeration, and HVAC/climate control subsystems, translating system performance and packaging requirements into detailed, manufacturable designs.
The ideal candidate will have a strong background in mechanical engineering, 3D CAD design, automotive product development, GD&T, and design for manufacturing and assembly.
Key Responsibilities
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Lead the mechanical design of thermal system hardware across one or more subsystems, from concept development through production release.
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Design thermal components and assemblies across coolant, refrigeration, and HVAC/climate control systems using 3D CAD tools.
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Package and route thermal hardware within vehicle architectures while resolving space, interface, and clearance constraints with adjacent systems.
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Translate thermal, hydraulic, and refrigerant performance requirements into physical designs that meet thermal, pressure, and flow targets.
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Develop designs optimized for manufacturing processes, including injection molding, brazing, stamping, extrusion, and machining.
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Collaborate with suppliers on tooling and manufacturing feasibility to balance cost, weight, and quality.
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Apply GD&T principles, perform tolerance stack-up analysis, and define critical dimensions to ensure component fit, sealing, and functionality.
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Support structural, flow, thermal, and durability analysis in collaboration with engineering analysis teams.
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Utilize DFMEA to identify and mitigate potential design failure modes.
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Create and release detailed component and assembly drawings, manage engineering changes, and maintain CAD data and bills of materials throughout product development.
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Collaborate with system engineers, subsystem engineers, controls engineers, test engineers, and suppliers.
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Support design reviews, validation activities, and product launch readiness.
Required Qualifications
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Bachelor's degree in Mechanical Engineering or a related engineering discipline.
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Minimum of 3 years of experience in mechanical design of automotive components or systems.
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Proficiency in 3D CAD tools such as CATIA, Siemens NX, or 3DEXPERIENCE for part and assembly modeling and detailing.
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Working knowledge of Geometric Dimensioning and Tolerancing (GD&T) and tolerance stack-up analysis.
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Understanding of Design for Manufacturing and Assembly (DFM/DFA) across multiple manufacturing processes, such as molding, brazing, and stamping.
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Familiarity with heat transfer, fluid dynamics, and pressure-system fundamentals as applied to thermal hardware.
Preferred Qualifications
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Master's degree in a relevant engineering discipline.
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Direct experience designing thermal hardware, including coolant loops, refrigeration or heat-pump circuits, heat exchangers, or HVAC units.
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Experience with electric vehicle (EV) thermal management systems, including battery, drive unit, power electronics, and cabin heating and cooling.
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Familiarity with refrigeration and HVAC systems.
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Experience with actuator- and valve-driven hardware and control interfaces.
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Experience with DFMEA, DVP&R, and production part release and engineering change management processes.
What Makes HTC A Great Place To Build Your Future
HTC Global Services wants you to join our team. Come build new things with us and advance your career. At HTC Global, you’ll collaborate with experts, work alongside clients, and be part of high-performing teams driving success together. You’ll have long-term opportunities to grow your career and develop skills in the latest emerging technologies.
At HTC Global Services, our employees have access to a comprehensive benefits package. Benefits can include Group Health (Medical, Dental, and Vision), Paid Time Off, Paid Holidays, 401(k) matching, Group Life and Disability insurance, Professional Development opportunities, Wellness programs, and a variety of other perks.
Our success as a company is built on inclusion and diversity. HTC Global Services is committed to providing a workplace free from discrimination and harassment, where every employee is treated with dignity and respect. We celebrate differences and believe that diverse cultures, perspectives, and skills drive innovation and success. HTC is an Equal Opportunity Employer and a proud National Minority Supplier. We seek to empower each individual, fostering an environment where everyone feels valued, included, and respected.
#LI-Hybrid #LI-CP1
How this job compares
Set against the 1,701 open Product Engineer jobs on Olive Jobs, counted November 4, 2026.
- Pay
- This postingNot listed
- California median$157–250K/yr402 salary ranges
- US median$43–48/hr21 hourly ranges
- Openings
- Olive Jobs lists 550 open Product Engineer jobs in California and 1,701 across the US. 5% of them nationwide are listed as remote or flexible.
- Experience
- This posting asks for at least 3 years of experience; Product Engineer postings that state a minimum ask for 5 years at the median (1,352 postings).
- Education
- This posting asks for a bachelor's degree; 581 of the 1,701 open Product Engineer jobs (34%) ask for a bachelor's degree or higher.
Counted across the open, public US postings on Olive Jobs on November 4, 2026. Pay medians are the middle values of the low ends and of the high ends of postings that list both ends of a range in the same cadence (a yearly salary or an hourly rate); a range's midpoint is halfway between its ends. Pay and experience figures resting on fewer than 20 postings are left out.
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