We are hiring a Senior Media Planner to lead, manage, and execute our clients' interactive marketing strategies. You’ll be responsible for planning, trafficking, and optimizing campaigns across various digital channels—such as paid search, display, video, mobile, and emerging platforms. In this role, you'll work closely with both internal teams and external partners, acting as the point of contact for clients, and ensuring campaign success through thoughtful planning, execution, and reporting.

This is a client-facing role where you will lead communication, status updates, and manage email chains. You’ll need an in-depth understanding of how media processes work, from trafficking media to handling reporting setup, pre-planning, and campaign optimization. Additionally, you will collaborate with the investment team and coordinate across multiple partners, including social media teams and direct partners.

You Will:

• Launch and manage media campaigns, including trafficking and setting up reporting mechanisms to track performance
• Serve as a key point of contact for clients, ensuring seamless communication, reporting, and troubleshooting
• Partake in pre-plan reporting setups, ensuring that the process for upcoming campaigns is smooth and well-prepared
• Facilitate media and social campaign execution, collaborating closely with both internal teams and direct partners
• Support in status meetings and manage email communication chains for ongoing projects, ensuring all stakeholders are aligned.
• Work closely with investment teams and media partners to ensure optimal media placement and campaign success
• Maintain relationships with third-party vendors, keeping up-to-date on their offerings and coordinating efforts across various teams
• Manage the development and delivery of client analytics and ROI reports, ensuring full accountability for campaign performance
• Train and mentor junior members of the team

You Have:

• 3-4 years of agency experience in media planning, with a strong track record of managing campaigns across multiple media channels.
• Experience working across multiple media channels, including search, social, CTV, video, etc.
• Knowledge of linear TV planning is a plus.
• Proven experience in campaign development: overseeing campaign setup, writing RFPs, providing feedback, executing plans, and taking full ownership of campaigns from start to finish.
• Ability to oversee campaign progress, act as the main client contact, and ensure campaigns are delivered effectively and on time.
• Knowledge of audience tools like MRA and Nielsen is beneficial.
• Natural problem solver who thrives in a fast-paced, constantly evolving environment.
• Proactive with the ability to work in unstructured situations, anticipate needs, and take initiative.
• Collaborative: Able to work effectively with both internal teams and clients, managing multiple stakeholders in a project.
• National Planning Experience: Ability to contribute to cross-channel strategies at the national level.
• Expertise with DoubleClick DCM, Google Ad products, AdWords, and familiar with platforms such as DART, Omniture, and other Media tools such as PRISMA, Mediaocean, PlanIt
• Proficiency in MS Office, specifically Excel (Pivot Tables) and PowerPoint
• A strong understanding of digital media tools, tags, and ad servers for display, video, mobile, and emerging channels.
• Experience working closely with investment teams and managing third-party partnerships
• Strong interpersonal, written, and verbal communication skills, with an ability to multi-task and meet tight deadlines
• An enthusiastic and adaptable mindset, with a passion for digital media and a proven track record of campaign success

What We Offer:

• Global maternity and parental leave 
• Competitive benefits packages 
• Vacation, compassionate leave, wellness days, and flex days 
• Access to online services for families and new parents
• Early Dismissal Friday’s (off at 3:00 PM local time every Friday) 
• Diversity and Inclusion Board with 13 affinity groups 
• Internal learning and development programs 
• Enterprise-wide employee discounts 

Critical Mass is an equal opportunity employer. 

The Critical Mass Talent Acquisition team will only communicate from email addresses that use the URLs criticalmass.com and us.greenhouse-mail.io. We will not use apps such as Facebook Messenger, WhatsApp, or Google Hangouts for communicating with you. We will never ask you to send us money, technology, or anything else to work for our company. If you believe you are the victim of a scam, please review your local government consumer protections guidance and reach out to them directly.

If U.S. based: https://www.consumer.ftc.gov/articles/job-scams#avoidIf Canada based: https://www.canada.ca/en/services/finance/consumer-affairs.htmlIf U.K. based: https://www.gov.uk/consumer-protection-rightsIf Costa Rica based: https://www.consumo.go.cr/educacion_consumidor/consejos_practicos.aspx