---
title: 'Associate Customer Success Manager at Vistar Media'
canonical: 'https://feeny.ai/job/associate-customer-success-manager-vistar-media-tokyo-thg5zc2ermkx'
type: 'job'
last_seen: '2026-11-10'
---

# Associate Customer Success Manager at Vistar Media

- **Company:** Vistar Media
- **Location:** Tokyo, Japan
- **Employment:** full-time
- **Posted:** 2026-11-04
- **Last confirmed live:** 2026-11-10
- **Apply:** https://jobs.ashbyhq.com/vistar/4c6206a0-9a3d-48da-a7d7-212757331fc1

## Job description

Vistar Media is the home of out-of-home (OOH). As a global ad tech company and the world's largest digital out-of-home (DOOH) advertising marketplace, we offer technology designed to make buying and selling OOH media easier. Our goal is simple: to help the world's marketers leverage OOH's unique ability to motivate and delight. From strategic partnerships with major media owner networks to executing impactful campaigns with renowned global brands such as Nestlé, Porsche, Target, and Levi's, our team is filled with passionate, innovative, and collaborative problem solvers, engaging and entertaining consumers like you in the real world. Find your home in out-of-home - find your people at Vistar.

As of January 2025, Vistar Media was acquired by T-Mobile and is now part of T-Mobile Advertising Solutions. By combining our DOOH expertise with T-Mobile’s unique customer insights and expansive omnichannel capabilities, we’re creating new opportunities to innovate at scale and make a meaningful impact on the future of out-of-home media. Intro: You might not realize it, but digital out-of-home is all around you, from the billboards in Shibuya Crossing to screens at transport hubs, retail stores, elevators, electric vehicle charging stations and everything in between. Our mission is to power that global digital signage ecosystem. We've built software solutions that can run entire signage networks and an end-to-end marketplace for programmatic advertising exclusively for digital out-of-home.

About us: Vistar Media is a rapidly growing global software and advertising technology company. In addition to our industry-leading technology, we're proud of the positive, supportive culture we've built. We're scaling our teams globally; join us!

About the role: The T-Ads Associate Customer Success Manager (Japan) will be Vistar's primary operational and customer-facing resource in Japan. This role combines enterprise technical support, customer success, onboarding and operational coordination. You will support customers throughout their lifecycle, from implementation and go-live through adoption, ongoing operations and retention, while serving as the local link between customers and Vistar's Client Services, Product, Engineering and Enterprise Sales teams.

This role will be an early member of Vistar Japan, working with the team to build a strong culture of innovation and winning.

What you'll do: ● Own the operational customer relationship for Vistar's Enterprise SaaS customers in Japan and act as the primary local point of contact after contract signature. ● Coordinate customer onboarding and implementation from project kickoff through go-live, including timelines, customer readiness, training and internal handoffs. ● Act as the first line of support for Enterprise platform issues, investigate and reproduce problems, and communicate clear solutions or workarounds to customers and internal teams. ● Coordinate escalations with Operations, Product and Engineering, ensuring issues are accurately documented, prioritized and communicated through resolution ● Work with the APAC Enterprise team to drive product adoption and feedback, retention and expansion opportunities, conduct business reviews to improve customer satisfaction. ● Identify customer knowledge gaps and create or localize Japanese-language training materials, product documentation and self-service resources. ● Test significant new features and workflows before release when required, with particular attention to customer impact and Japanese market requirements. ● Maintain accurate customer records, support cases, onboarding plans, health information and operational documentation in Vistar's agreed systems. ● Support selected customer meetings, industry events and local operational activities where Japanese-language or market expertise is required.

What experience we're looking for: ● 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 and the ability to translate technical issues into clear customer communications. ● Experience deploying and supporting software products, including integrations and user-facing applications. ● Comfort troubleshooting APIs and web-based software; experience with Postman, command-line tools, HTML, JavaScript or SQL is advantageous. ● Strong organizational and project-management skills, with the ability to manage multiple customers, priorities and stakeholders. ● Experience in digital out-of-home, advertising technology, digital signage or media operations is preferred but not required. Who you are: ● Customer-focused and passionate about helping customers achieve successful outcomes. ● Technically curious, analytical and comfortable investigating unfamiliar problems. ● Highly organized, proactive and able to take ownership from initial issue or project through resolution. ● A clear communicator who can build trusted relationships across customers and internal teams. ● Commercially aware and able to recognize customer risks and growth opportunities. ● Calm under pressure, collaborative and comfortable working across time zones in a global organization. ● Excited to build Vistar's local operating capability in Japan and contribute to a positive team culture.

What we offer: ● 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.

If you’re ambitious, highly driven, and interested in making an impact, Vistar is the place for you. Apply to join our team… we’ll see you out there.

## About Vistar Media

## Company Overview
- **One-liner**: Vistar Media provides a programmatic platform and software solutions that connect marketers, media owners, and audiences to power out-of-home (OOH) advertising campaigns globally.
- **Entity Type**: Private (Acquired by T-Mobile in January 2025)
- **Headquarters**: New York City, United States
- **Founded**: 2011
- **Founders**: Michael Provenzano (CEO & Co-Founder) and Ben Baker (CIO & Co-Founder)

## Core Business
- **Primary industry/industries**: Advertising Services, Ad Tech, Digital Out-of-Home (DOOH) Programmatic
- **Target customers**: B2B - brands, advertising agencies, and media owners (supply-side) globally
- **Mission or purpose statement**: To help marketers leverage out-of-home advertising’s unique ability to motivate, delight, persuade, and captivate by providing the scale, data, and expertise needed to capture a better kind of attention in the real world.

## Products & Services
- **[Vistar Marketplace]**: The world’s most extensive programmatic OOH inventory exchange, allowing marketers to buy ad space across a vast network of digital billboards, transit ads, place-based screens, and more.
- **[Vistar Ad Server]**: An ad serving and campaign management platform that enables precise targeting, measurement, and optimization of OOH campaigns.
- **[Vistar for Media Owners]**: A suite of tools designed for media owners to manage, price, and automate the sale of their OOH inventory, providing access to Vistar’s extensive demand-side partner network.

## Market Standing
- **Valuation/Market Cap**: Acquired by T-Mobile for **$600 million** (January 13, 2025). [linkedin.com](https://www.linkedin.com/company/vistar-media) – See Financials
- **Key Metric**: **Annual Revenue of $23.4M** (LinkedIn estimate); **Total Funding** of $2.8M prior to acquisition.
- **Notable Investors/Partners**: Valhalla Partners (lead investor in Seed round). Parent company: T-Mobile USA, Inc. (part of T-Mobile Advertising Solutions).
- **Growth Signals**:
    - Recent strategic acquisitions: Acquired **ADstruc** (April 2024) and **Sage + Archer** (May 2022) to expand technology and market share. [linkedin.com](https://www.linkedin.com/company/vistar-media)
    - **6.7% YoY headcount growth** (+22 people), now at 301 employees.
    - Operates in 16 countries including the US, UK, Canada, Australia, Netherlands, and Germany.
    - Active job postings increased **54.5% year-over-year**. [linkedin.com](https://www.linkedin.com/company/vistar-media)

## Competitive Advantages
- **Scale & Inventory**: Hosts the world’s most extensive OOH inventory, offering hyper-local and global reach from a single platform.
- **Proven Leadership**: Founded by Michael Provenzano, who previously co-founded Invite Media (the first universal DSP for display advertising, acquired by Google in 2010).
- **T-Mobile Backing**: Post-acquisition, Vistar benefits from the resources, data, and reach of T-Mobile Advertising Solutions, providing a significant competitive moat.
- **End-to-End Platform**: Provides a full-stack solution for both buyers (demand-side) and sellers (supply-side), creating a strong network effect.

## Strategic Focus
- **Global Expansion**: Deepening presence in EMEA and APAC, with dedicated managing directors for those regions.
- **Product Innovation**: Continuing to build out its programmatic platform with advanced data, measurement, and targeting capabilities.
- **Integration with T-Mobile**: Leveraging the parent company’s data and mobile ecosystem to enhance OOH targeting and attribution.
- **Marketplace Growth**: Expanding its supply-side partnerships to bring new and diverse OOH inventory into its programmatic exchange.

## Why Work Here
- **Strong Culture**: Vistar emphasizes a culture of "hustle with heart," "blunt truth, sharp results," and being "knowledge junkies." They describe themselves as a "community, not a spreadsheet" and focus on genuine connections.
- **Growth & Development**: The company invests in professional development through career resources and an employee recognition program. [vistarmedia.com/careers](https://www.vistarmedia.com/careers)
- **Tech Stack**: Engineers work with TypeScript, React, Python, GoLang, Java, Scala, and AWS, with openness to new technologies. [vistarmedia.com/careers](https://www.vistarmedia.com/careers)
- **Hybrid/Virtual**: Interviews are conducted virtually or onsite depending on the role. The company has a vibrant office environment with perks.
- **Perks & Benefits**:
    - Comprehensive health coverage including an employer-sponsored One Medical subscription.
    - Quarterly lifestyle stipend for well-being.
    - Generous PTO for work-life balance.
    - Retirement planning with a company match.
    - Paid parental leave.
    - Office perks: complimentary snacks, drinks, weekly lunches, and company-sponsored events.
- **Interview Process**: Typically a recruiter phone screen, followed by 2-3 team interviews, and a project/presentation round. Recruiters provide feedback within 3-5 business days.

## Sources
1. [vistarmedia.com](https://www.vistarmedia.com/)
2. [vistarmedia.com/careers](https://www.vistarmedia.com/careers)
3. [linkedin.com/company/vistar-media](https://www.linkedin.com/company/vistar-media)

## Other roles at Vistar Media

- [Associate Customer Success Manager](https://feeny.ai/job/associate-customer-success-manager-vistar-media-sydney-f0yq0p4x47bx) — Sydney, Australia
- [Technical Account Manager, EMEA](https://feeny.ai/job/technical-account-manager-emea-vistar-media-amsterdam-khztr9zxdk5f) — Amsterdam, Netherlands
- [Group Head (Dentsu)](https://feeny.ai/job/group-head-dentsu-vistar-media-london-88hqgkrah82c) — London, United Kingdom
- [Sales Manager](https://feeny.ai/job/sales-manager-vistar-media-london-1ff9kx7mwc2n) — London, United Kingdom
- [Senior Account Manager, Brazil](https://feeny.ai/job/senior-account-manager-brazil-vistar-media-sao-paulo-ma657nqwf3n3) — São Paulo, Brazil
- [Country Manager](https://feeny.ai/job/country-manager-vistar-media-bangkok-nwgrc3t3cnqp) — Bangkok, Thailand
- [Account Executive](https://feeny.ai/job/account-executive-vistar-media-toronto-200pa0papm8w) — Toronto, Canada
- [Client Success Associate](https://feeny.ai/job/client-success-associate-vistar-media-new-york-ft7mdwx8yxwp) — New York, NY
- [Account Manager, France](https://feeny.ai/job/account-manager-france-vistar-media-paris-gwgfw1113e8x) — Paris, France
- [Senior Account Executive](https://feeny.ai/job/senior-account-executive-vistar-media-new-york-5kreph14p919) — New York, NY