Role Overview

Join Rivian as Sr. Manager, Battery Cell Modeling in Tustin, California, and lead the charge in revolutionizing electric adventure vehicles. Rivian is pioneering emissions-free EVs designed for the outdoors, and this role is at the heart of our battery innovation. You'll spearhead a team developing cutting-edge battery cell models that predict performance, lifespan, and thermal behavior for our next-generation vehicles. With a mission to protect the planet while pushing technological boundaries, Rivian seeks bold leaders passionate about lithium-ion batteries in EVs. This position demands a PhD in chemistry, chemical engineering, or materials science, plus 8+ years of modeling expertise and 3+ years in management. If you thrive in uncharted territories, apply now to shape the future of sustainable mobility.

Key Responsibilities at Rivian

As Sr. Manager, Battery Cell Modeling, you'll drive Rivian's battery tech forward with these critical tasks:

• Lead the cell modeling team to establish the technical roadmap, timelines, and deliverables for battery innovation.
• Develop advanced battery performance models, including life prediction, cell thermal models, data-driven, and physics-based approaches.
• Pioneer innovative techniques to boost model accuracy during extreme usage scenarios like high-speed off-roading.
• Partner with cell design engineers to implement changes that align with Rivian's rigorous product requirements.
• Collaborate cross-functionally to guide cell chemistry selection, design decisions, and system architecture based on modeling and test data.
• Outline pathways for superior cell and pack designs, enhancing performance, lifetime, and developing IP for Rivian's proprietary tech.
• Direct experiments and refine test procedures to optimize model calibration and precision.
• Leverage tools like Python, MATLAB/Simulink, and COMSOL for SOC, SOH, SOP predictions using filtering techniques.
• Champion battery trends in EV applications, addressing limitations and opportunities.

Qualifications & Requirements

To excel as Rivian's Sr. Manager, Battery Cell Modeling, you need:

• Must-Have: PhD in chemistry/chemical engineering/materials science + 8+ years cell modeling experience; 3+ years management with proven leadership.
• Hands-on experience in cell and pack performance modeling.
• Proficiency in equivalent circuit models (ECM), reduced order models (ROM).
• Strong grasp of lithium-ion electrochemistry, thermal dynamics, cell components, and pack-level interactions.
• Familiarity with battery testing protocols, optimization, and numerical methods.
• Expertise in Python, MATLAB/Simulink; passion for EV batteries.
• Exceptional communication for cross-team influence.

Preferred: SOC/SOH/SOP prediction, filtering techniques, COMSOL, automotive drive cycle modeling.

Salary & Benefits

Earn a competitive salary range of USD 176,200 - 220,300 for California-based Sr. Manager, Battery Cell Modeling roles at Rivian, with potential up to $242,000 based on experience. Factors include competencies, education, and location. Plus:

• Annual performance bonuses.
• Equity awards.
• Full medical, dental, vision coverage from day one for full-time.
• Life, STD, LTD insurance.
• Paid vacation and sick leave.
• 401(k) and Employee Stock Purchase Program.
• Family coverage including spouse/partner and kids up to 26.

Part-time benefits start after 90 days. Explore more at rivianbenefits.com.

Why Join Rivian?

Rivian isn't just building EVs; we're redefining adventure with vehicles that conquer any terrain while slashing emissions. Our diverse team shares a love for the outdoors and innovation. As Sr. Manager, Battery Cell Modeling, you'll work in Tustin, CA, amid cutting-edge labs, influencing products like the R1T and R1S. Enjoy a culture that challenges norms, fosters courage, and protects future generations. With roles open until February 20, 2026, this is your chance to lead battery breakthroughs in a company valued for equal opportunity and accessibility. Rivian complies with all fair employment laws, accommodating disabilities—email candidateaccommodations@rivian.com.

Thrive in an environment blending tech, automotive, and sustainability. Your models will power real-world EVs, from daily drives to epic journeys. Passionate about EV battery trends? Rivian is your launchpad.

How to Apply

Ready to lead battery cell modeling at Rivian? Apply today via careers.rivian.com or internal portal for employees. Don't miss this Tustin, CA opportunity—positions fill fast in the booming EV sector. Submit your resume highlighting PhD, modeling expertise, and leadership. Join Rivian's mission to keep the world adventurous forever. Apply now and electrify your career!