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 team-oriented 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 recent opportunities to innovate at scale and make a meaningful impact on the future of out-of-home media.

About The Role
We’re adding to our Client Success team, and searching for candidates with experience in digital media who are looking to grow within Client Services. This individual works well in a fast-paced startup environment, has strong communication and problem solving skills, and is eager to learn. You will report to the Director of Client Success and work closely with the Client Success team to assist in pre-sale activities and day to day campaign management across managed & self-service buys.

What You’ll Do





Assist the Client Success team in building RFPs to create comprehensive media plans for existing and potential clients

Partner with the Client Success team to gather assets, set-up campaigns, and monitor campaigns for performance and delivery

QA creative files and digital assets for DOOH & Mobile campaigns. Coordinate with Client Success to ensure creative files and tags meet specs.

Coordinate custom creative development with client and internal teams, overseeing the timeline and asset creation from start to finish

Traffic 1st and 3rd party campaigns across DOOH and mobile

Pull DOOH and Mobile reporting, coordinate with internal teams to resolve reporting discrepancies and meet client needs

Support the Client Success team with billing efforts for our clients

Take clear ownership of assigned projects and keep them on-track; meet all deliverables accurately and in a timely manner

What Experience We’re Looking For

Bachelor’s degree

1-2 years of industry experience; experience at a programmatic technology company preferred.

Experience working w/ Third Party Ad Servers, Verification, and Measurement Partners (DoubleClick, Sizmek, IAS, DoubleVerify, Cuebiq, Foursquare, IRI, etc.)

Understanding of ad operations, trafficking and analytics

Experience or familiarity with mobile and or location-based data

Highly proficient using MS office suite (Excel, Word, PowerPoint)

Who You Are

Passionate about building client relationships

Excellent time management skills and ability to multi-task across multiple projects and stakeholders

Curious to learn, be a team player, and go above and beyond when needed

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📌 Client Success Associate (Ontario)
🏢 Vistar Media
📍 Ontario