Senior Media Planner

We are hiring a
Senior Media Planner
to build, execute, and manage strong paid media plans to support clients' marketing objectives. You'll be responsible for planning, trafficking, and optimizing campaigns across all paid channels including traditional, digital, performance, and emerging spaces. This is a client-facing role where you will assist in communication, manage internal & external teams towards project completion, and be responsible for campaign maintenance from brief to wrap. You'll need an in-depth understanding of how media processes work, from trafficking media to handling reporting setup, pre-planning, and campaign optimization.

You Will

• Build strategic responses to client briefs, using knowledge of paid media channel mix development to achieve client business objectives.
• Launch and manage media campaigns, including trafficking and setting up reporting mechanisms to track performance across all paid channels.
• Serve as key point of contact for internal & external teams, ensuring seamless communication, reporting, and troubleshooting.
• Support in status meetings and manage email communication chains for ongoing projects, ensuring all stakeholders are aligned.
• Work closely with investment teams and external media partners to ensure inclusion of optimal media placements, smooth campaign launches, close monitoring & timely optimizations, and consistent delivery of performance updates to stakeholders.
• Maintain relationships with third-party vendors, keeping up-to-date on their offerings and sharing relevant opportunities with teams & clients.
• Manage the development and delivery of client analytics and ROI reports, ensuring full accountability for campaign performance.

You Have

• 3-4 years of agency experience in media planning, with a strong track record of managing campaigns across multiple media channels.
• MUST HAVE: Experience working across multiple media channels, including search, social, CTV, video, etc.
• 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 key client contact, and ensure campaigns are delivered effectively and on time.
• Knowledge of media software including: MRI, Nielsen, DoubleClick DCM, Google Ad Products & Ad Words, Prisma/MediaOcean, MediaTools (or similar budgeting software), ComScore, Pathmatics.
• Ability to thrives in a fast-paced, constantly evolving environment.
• Entrepreneurial & proactive spirit, a willingness to take charge in unstructured situations, and the ability to anticipate needs.
• Experience working 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.
• Proficiency in MS Office, specifically Excel and PowerPoint.
• Ability to manage complex & frequently changing budgets, maintaining clean & organized budget trackers, resulting in accurate and up to date client billing.
• Experience with the trafficking process across various channels, knowledge of tagging options & capabilities, purpose of taxonomy, and impact of set-up process on ultimate reporting capabilities.
• 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 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)
• 13 affinity groups
• Internal learning and development programs
• Enterprise-wide employee discounts

The Talent Team at Critical Mass is focused on ensuring we provide the best training, onboarding, and employee experience possible Our new hires & employees are the future of our organization, and we want to set you up for long-term success. In an effort to do so, we expect our team to work from an office a minimum of 2 days a week.
Critical Mass is an equal opportunity employer.
The Critical Mass Talent Acquisition team will only communicate from email addresses that use the URLs , and us.greenhouse-
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:

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If Costa Rica based: *