Montreal, QC or Toronto, ON (Hybrid) Salary Range: $90,000 – $110,000 CAD Position Type: Full-Time Because working at Cossette Media means tapping into unparalleled creative energy. It means joining the agency that wins more current clients than anyone else and boasts the most enviable and exciting list of proprietary innovations in Canada. In short, working at Cossette Media means feeling like you're reaching another level.

We are looking for an experienced, curious, and resourceful individual who loves data and analytics to join a team that works daily at the heart of business development and technological innovation. This person will serve as the technical engine of our Measurement practice. In this key role, you will be the core subject matter expert leading the end-to-end execution of Marketing Mix Modeling (MMM), predictive analytics, and performance measurement.

You will bridge advanced statistical modeling with strategic client delivery, working directly alongside client-facing Measurement Directors, Insights Analysts, and Data Architects. Act as the primary technical voice in client-facing presentations, explaining complex econometric concepts, model outputs, and optimization recommendations in accessible business terms. Serve as the core technical contact with our MMM model supplier, driving the implementation, calibration, and intelligence using our advanced predictive tool, AIOS.

Evaluate and optimize parameters including paid, owned, 3rd party medias and macro factors Partner with Account Directors to translate client business questions into actionable analytical frameworks, executive-ready dashboards and performance reports. Collaborate daily with Data Architects to validate input data quality, harmonized data collection, taxonomies,



and cross-channel normalizations prior to modeling. Work closely with Project Managers to streamline end-to-end measurement project schedules, ensuring timely ingestion, calibration, and report generation. 3+ years experience in Data Science, Econometrics, or Quantitative Marketing Analytics Demonstrated skills in communication, prompting, and programming.

Bachelor’s+ in Econometrics, Statistics, Data or Computer Science, or similar discipline.

Experience in media agencies, martech consulting, or enterprise client analytics. Bilingualism (English/French) is an essential asset for candidates based in Montreal. Hybrid work models and flexible hours, plus a work from anywhere policy for short‑term stays in other regions Generous Vacation starting at 3 weeks + 1 extra week over the holidays Agency summer days (exact policy differs per campus and agency) Modern, open co‑working spaces with coffee & snack bars, located in great city neighborhoods, close to shops and restaurants and easy access to public transport Dogs allowed, dedicated Play Room to support families and Private wellness room (in select offices) Team social events - holiday parties, seasonal gatherings, weekly happy hours, inspiring speakers and more!

In-house learning & development sessions and annual career and growth conversations’ Access to internal network of opportunities across all agencies Internal EDI group(s),



programs & initiatives across Plus Company and opportunities to be involved in employee resource group(s) Check out our EDI report here to learn more about our work and commitment towards equity. Flexible benefits to support your individual lifestyle and life stage – with access to a personal wellness spending account you can use for a wide range of wellness expenses, including gym membership fees, pet care, education expenses, and much more! Comprehensive mental health support including access to a virtual mental health therapy clinic providing you with personalized therapist guided iCBT programs and live therapy, access to health clinicians 24/7, and a holistic array of other health and wellness resources to support you and your family.

Dedicated play rooms for days you need to bring the kids and health and wellness rooms when you need a place to get grounded. A responsible sick & personal absence days policy designed so you don't have to worry the moment a personal obligation or emergency arises. Maternity leave top up program.

To ensure a fair and consistent evaluation for all candidates, our interviewers are supported by an AI tool that securely takes notes during the conversation We are an equal opportunity employer and do not discriminate based on age, colour, ability, national origin, race, religion, sex, or sexual orientation. Not only are these provisions protected by provincial and federal law, embracing difference is what makes Cossette Mediawhat it is—and we wouldn’t have it any other way. By joining Cossette Media, you become part of Plus Company, a unique partnership of forward‑thinking creative agencies.

As a network, we unabashedly believe anything is possible. A whole network of them.

📌 Data Scientist - Media (Toronto)
🏢 pluscompany
📍 Toronto