Assistant Social Buyer & Media Planner

MRM McCann; Chicago (IL); On-site; USD 55,000 - 60,000; Full time

Job summary

Critical Mass, based in New York, is seeking an Assistant Social Buyer to support the Media team with paid social across major platforms. You will help activate campaigns, collaborate with cross-functional teams, and ensure buys meet KPIs while learning and growing in a creative, data-driven environment.

The role involves campaign QA, trafficking coordination, and contributing to performance reports, with a focus on social channel strategies and trend spotting.

Qualifications

• 1 year media experience through a full-time role or internships.
• Solution-oriented, inquisitive, persistent, detailed, creative, collaborative.
• Strong verbal/written communication.
• High energy and ability to produce high-quality work quickly.
• Expertise in managing numbers - able to whip through an Excel.
• Working knowledge of Word and Powerpoint.

Responsibilities

• Assisting in developing tactical media plans that include audience, creative and other strategies to meet campaign goals.
• Coordinating with cross-functional teams to manage media trafficking and billing processes.
• Collaborating with the social team to analyze and determine recommended partners.
• Launching and QAing paid social campaigns on platforms such as Facebook, Instagram, TikTok, Snapchat, Pinterest and LinkedIn.
• Providing input on placement naming convention and trafficking strategy.
• Supporting in the creation of performance reports, extracting actionable insights and recommending optimizations.
• Keeping a pulse on media and marketing trends, especially among social channels.

Skills

Media experience

Detail-oriented

Strong communication

Excel skills

PowerPoint

Tools

PowerPoint

Excel

Job description

Critical Mass, based in New York, is seeking an Assistant Social Buyer to support the Media team with paid social across major platforms. You will help activate campaigns, collaborate with cross-functional teams, and ensure buys meet KPIs while learning and growing in a creative, data-driven environment.

The role involves campaign QA, trafficking coordination, and contributing to performance reports, with a focus on social channel strategies and trend spotting.