Media Supervisor, Planning
Critical Mass
About this role
The Media Supervisor leads client media strategy across digital and emerging channels and serves as a strategic leader in both client-facing and internal forums. This role partners with Marketing Science and Strategy, owns day-to-day client and vendor relationships, and supports the development and distribution of work across planning teams. The position is based in an office with an expectation to work onsite at least three days per week.
Skills
About Critical Mass
criticalmass.comCritical Mass is an award‑winning, full‑service digital experience design and marketing agency founded in 1995 and headquartered in Calgary, Canada. With a relentless focus on the customer, they combine strategy, design, technology and marketing to create digital products and experiences that drive business growth. Critical Mass serves global clients from offices across the US, UK, Hong Kong and South America.
Recent company news
InvestopediaUnderstanding Business Critical Mass: Key Insights and Examples
Dec 5, 2025
DigidayCritical Mass, Rare Beauty and Olipop are among winners of this year’s WorkLife Awards
1 month ago
CampaignOmnicom folds MRM into Rapp and Critical Mass
1 week ago
The Arkansas Democrat-GazetteCRITICAL MASS | OPINION: Flattop guitar dominates a century later
4 weeks ago
Cox Automotive Inc.EV Inventory Reaches Critical Mass in U.S.
Sep 16, 2025
About Critical Mass
Headquarters
San Francisco, CA
Company Size
201-500 employees
Founded
2018
Industry
Technology
Glassdoor Rating
4.2 / 5
Leadership Team
Sarah Johnson
Chief Executive Officer
Michael Chen
Chief Technology Officer
Emily Williams
VP of Engineering
David Rodriguez
VP of Product
Jessica Thompson
Chief Financial Officer
Andrew Park
VP of Sales
Unlock Company Insights
View leadership team, funding history,
and employee contacts for Critical Mass.
Salary
$59k – $81k
per year
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