Technical Account Manager, Global Japanese OE Customers

Position Summary

This role leads technical and business engagement with Japanese original equipment customers. The Technical Account Manager coordinates global engineering, quality, manufacturing, product, program, and commercial teams to support customer needs from new business development through launch and post-launch improvement. The role is the primary customer-facing technical contact and helps ensure clear, consistent, and customer-focused communication across Clarios.

Key Responsibilities

Act as the primary technical sales contact for Japanese OE and OES customers, including customer engineering and purchasing teams.

Translate customer needs, product requirements, and technical concerns into clear internal priorities and actions for Clarios teams.

Lead One Voice communication by aligning customer messages, technical positions, priorities, and response timing across global functions.

Support RFIs, RFQs, customer documents, release processes, technical deliverables, and customer portal activities.

Coordinate timely resolution of customer engineering concerns, open issues, quality topics, design change requests, and post-launch technical activities.

Partner with product engineering, product management, program management, manufacturing, quality, and commercial teams to evaluate product fit, business opportunities, and customer value.

Influence customer technology direction and support long-term customer relationships through trusted engagement.

Share customer process knowledge and technical expectations with internal stakeholders to improve customer centricity and execution discipline.

Support warranty teardown, competitive reviews, special testing, or other technical investigations as needed.

Required Qualifications

Bachelor’s degree in Engineering, Electronics, Chemistry, Electrochemistry, or a related technical field.

8+ years of relevant industry experience.

Experience as a customer-facing technical interface for automotive OEM or Tier-1 customers.

Strong ability to influence customer decisions, align internal priorities, and drive cross-functional collaboration.

Customer-centric mindset with the ability to build trusted relationships, including with senior customer stakeholders.

Native-level Japanese and advanced English communication skills, including clear verbal, written, and presentation communication.

Strong interpersonal, negotiation, problem-solving, prioritization, and execution skills.

Advanced skills in Microsoft Word, Excel, PowerPoint, and Project.

Preferred Qualifications

Master’s degree in Engineering or a related discipline.

Experience in battery, energy storage, electrochemistry, product launch, engineering development, or automotive technical programs.

Experience working directly with Toyota, Toyota Group companies, or major Japanese OE customers.

Experience in engineering leadership, program management, product management, or technical account management in a global matrix organization.

Knowledge of automotive design, development, validation, launch, and customer approval processes.

Proactive, resilient, detail-oriented, and comfortable performing under pressure while maintaining professional communication.

Team-oriented working style with strong business fundamentals and disciplined follow-through.

Role Impact

Success in this role means building trusted relationships with Japanese customers, improving internal alignment, and helping Clarios convert customer needs into profitable growth and long-term strategic partnerships.

Clarios is the global leader in advanced, low-voltage battery technologies for mobility. We power progress through ever-smarter solutions for virtually every kind of vehicle. With 16,000 employees in over 140 countries, we bring deep expertise to our Aftermarket and OEM partners, and reliability, safety and comfort to everyday lives. We answer to the planet with a rigorous ESG focus – advancing best-in-class sustainability practices and advocating for them across our industry. Learn more about us at www.clarios.com .

Clarios is the creator behind VARTA vehicle batteries, which are designed to deliver the optimal level of power and longevity for every kind of vehicle. Whether you need batteries for your heavy-duty commercial vehicle, your highly equipped car with Start-Stop, or any kind of electric vehicle – VARTA always offers the right technology for every energy demand.

Equal Employment Opportunity:

We recognize that people come with a wealth of experience and talent beyond just the technical requirements of a job. If your experience is close to what you see listed here, please apply. Diversity of experience and skills combined with passion is key to challenging the status quo. Therefore, we encourage people from all backgrounds to apply to our positions. We are an Equal Opportunity Employer and value diversity in our teams in terms of work experience, area of expertise, gender, ethnicity, and all other characteristics protected by laws in the countries where we operate. For more information on our commitment to sustainability, diversity, and equal opportunity, please read our latest report .

To All Recruitment Agencies : Clarios does not accept unsolicited agency resumes/CVs. Please do not forward resumes/CVs to our careers email addresses, Clarios employees or any other company location. Clarios is not responsible for any fees related to unsolicited resumes/CVs.