Associate Customer Success Manager

The role

You will be the primary operational and customer-facing resource for Enterprise SaaS customers in Japan. You will manage customer onboarding, technical support, and operational coordination throughout the customer lifecycle.

What you will do

• Own the operational customer relationship for Enterprise SaaS customers in Japan.
• Coordinate customer onboarding and implementation from kickoff through go-live.
• Act as the first line of support for Enterprise platform issues.
• Coordinate escalations with Operations, Product and Engineering.
• Work with the APAC Enterprise team to drive product adoption, retention and expansion.
• Identify customer knowledge gaps and create or localize Japanese-language training materials.
• Test significant new features and workflows before release.
• Maintain accurate customer records, support cases, and operational documentation.
• Support selected customer meetings, industry events and local operational activities.

Required qualifications

• 3-5+ years of experience supporting, implementing or managing enterprise SaaS or B2B software customers.
• Fluent Japanese and strong business-level English communication skills.
• Experience in customer success, technical support, software implementation or a similar customer-facing operational role.
• Strong problem-solving skills.
• Experience deploying and supporting software products, including integrations and user-facing applications.
• Comfort troubleshooting APIs and web-based software.
• Strong organizational and project-management skills.

Nice to have

• Experience with Postman, command-line tools, HTML, JavaScript or SQL
• Experience in digital out-of-home, advertising technology, digital signage or media operations

Benefits

• Flexible, supportive and fast-growing global company culture.
• Direct collaboration with regional and global Operations, Product, Engineering and Enterprise teams.
• Competitive compensation and company benefits, which vary by region.

About the company

Vistar Media is a global ad tech company and the world's largest digital out-of-home (DOOH) advertising marketplace. It was acquired by T-Mobile and is now part of T-Mobile Advertising Solutions.