Sr. Mechanical and Thermal Engineer Careers at Rivian - Torrance, California

Role Overview

Join Rivian, the pioneering EV manufacturer on a mission to keep the world adventurous forever with emissions-free Electric Adventure Vehicles. As a Sr. Mechanical and Thermal Engineer in Torrance, California, you'll own the end-to-end mechanical and thermal design for cutting-edge charging product components and sub-systems. Deliver robust architectures, validated thermal performance, and production-ready designs while collaborating with cross-functional teams in Charging Product Development. If you thrive in unknown territories, reframing problems and innovating solutions, this high-impact role at Rivian is your next adventure.

Rivian's team shares a passion for the outdoors and protecting it for future generations. With diverse backgrounds, we challenge what's possible in EV charging technology, power electronics, and thermal management. Located in sunny Torrance, CA, this position offers the chance to shape the future of sustainable mobility.

Key Responsibilities at Rivian

As a leader in mechanical and thermal engineering, your role demands hands-on expertise and strategic thinking. Here's what you'll tackle daily:

• Lead mechanical design of charging components and sub-systems from concept to release, mastering CAD, detailed drawings, GD&T, and tolerance stack-ups.
• Execute advanced thermal analysis using 1D/3D modeling, CFD, and empirical methods; correlate models to test data for actionable insights.
• Define thermal management strategies like air/liquid cooling paths, heatsinks, TIMs, insulation, and enclosure designs to conquer environmental extremes.
• Translate requirements into specs, verification plans, and acceptance criteria with Power Electronics, EE, FW, Reliability, Manufacturing, and Service teams.
• Drive DFM/DFA optimizations balancing cost, weight, and thermal performance; select materials for high-power electromechanical assemblies like die casting and extrusion.
• Own verification and validation through bench testing, thermal cycling, vibration, ingress, and durability trials; iterate to production readiness.
• Collaborate with suppliers on feasibility, tooling, and quality; resolve issues with data-driven problem-solving.
• Mentor juniors and document analyses, tests, and decisions; lead cross-functional design reviews.
• Push boundaries in EV charging innovation for reliable, high-performance systems.

Qualifications & Requirements

To excel as Rivian's Sr. Mechanical and Thermal Engineer, bring proven expertise:

• CAD proficiency in CATIA or two from SolidWorks, Fusion, Creo, Inventor, SolidEdge.
• PLM experience with systems like Enovia.
• Required simulation tools: Icepak, Fluent, Ansys Workbench.
• Deep knowledge of mechanical/thermal principles, power switching devices, liquid/forced air cooling, extruded heatsinks, die casting.
• CAE modeling best practices and system requirements/validation testing.
• Bonus: High-reliability electromechanical assembly experience in EVs.

Strong collaboration, problem-solving, and communication skills are essential for this fast-paced environment.

Salary & Benefits

Rivian offers competitive compensation for SoCal-based applicants: $107,800 - $134,800 USD yearly, determined by experience and factors permitted by law. Enjoy robust perks from day one:

• Medical/Rx, dental, vision insurance for you, spouse/domestic partner, and kids up to 26.
• Immediate coverage starting first day.
• Equal opportunity with ADA accommodations via candidateaccommodations@rivian.com.
• Career growth in innovative EV space.
• Mission-aligned culture with outdoor enthusiasts.

Why Join Rivian?

Rivian isn't just building vehicles; we're redefining adventure with electric adventure vehicles that are emissions-free and future-proof. As a Sr. Mechanical and Thermal Engineer, you'll contribute to groundbreaking charging solutions that power the next generation of EVs. Work with curious, courageous teams in Torrance, CA, tackling unknowns in thermal management, power electronics, and high-volume manufacturing. Protect the planet while advancing your career in a company that values innovation, diversity, and work-life balance. Rivian complies with all fair employment laws, ensuring an inclusive hiring process.

Thrive in a collaborative ecosystem where your designs directly impact reliability and performance. From CFD simulations to supplier partnerships, every day brings new challenges and triumphs.

How to Apply

Ready to electrify your career? Apply now for the Sr. Mechanical and Thermal Engineer role at Rivian in Torrance, California. Submit your resume highlighting CAD, thermal analysis, and EV experience. Rivian tracks candidate data to improve recruitment—your info is handled per data protection laws. Don't miss this chance to join a leader in sustainable mobility. Positions fill fast—apply today!

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