Coordinator, Client

About Us

We are Assembly, a leading global omnichannel media agency that merges data, talent, and technology to catalyze growth for the world's most esteemed brands. Our holistic approach weaves together compelling brand narratives with a comprehensive suite of global media capabilities, driving performance and fostering significant business expansion. Our initiatives are powered by STAGE, our proprietary operating system, and executed by adedicated global team of over 3,000 professionals across 44 offices worldwide.

Committed to purposeful action, we lead the way in social and environmental impact within the agency realm. As a proud member of Stagwell, the challenger network designed to revolutionize marketing, Assembly continues to set new standards of excellence.

ICYMI:Assembly was named Campaign's 2025 Most Innovative Agency and Sustainability Standout and 2024 Media Agency of the Year. Our innovative work has also earned prestigious accolades, including The Webby Awards, Effies, and Cannes Lions.

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Assembly is looking for a Coordinator, Client Experience (Assistant Media Planner) in developing, executing, andmonitoringmedia plans for assigned clients.

You willbe responsible forgathering and organizing data required to develop strategy and media plans to deliver client work.

• Buildsrapportwith key internal teams

• Understands the importance of deadlines and works to ensure deadlines are met with continuous follow-up with manager

• Supports Senior Manager and Associate Managerin media plan development andmakesnecessary revisions to tactical media plans to ensure they are up to date.

• Understands the role of each media channel and its contribution to marketing

• Prompt communication between Finance and Activation for billing and reconciliation

• Works in collaboration with Research Team on competitive reporting

• Assistsin researching media opportunities

• Researchesandcontributesto POVs

• Set upclientin all planning and finance systems/tools

• Supports billing which includes monthly vendor invoice reconciliation; creating monthly client billing invoice packets; reviewing activation team buy entries for accuracy; monitoring client aging reports and request slate payment updates; investigating vendor inquiries due tolate payment

• Track project tasks and work closely with internal teamsand shared Project Managerto manage processes efficiently

• Lead contact in organizing and trafficking assets to meet planned deadlines.

• Ensures flow charts are created and updatedin a timely manner.

• Manage communication and delegation betweenteammembers

• In collaboration with team members, helps setagendafor all callsanddistributesaction items afterwards(works with PM)

• Excellent written and verbal communication skills

• Excellent organizational and time management skill

• Strong communication skills

• Mathematical aptitude and attention to detail

• Solid research and analytical skills

• Ability to organize, prioritize, work well under pressure with multiple assignments; meet tight deadlines and multi-task

• Ability to work independently but also be a team player

• Comfortable interfacing with clients

• Experience with Excel and PPT skillsstronglypreferred.
  
  Prior internships within media or agency a plus

Why Assembly?

• We care about your growth - we offer competitive salaries and annual compensation reviews
• We recognize and celebrate your success…all the time! Whether it's through company meetups, employee recognition programs, or just a regular day, we make sure our people's achievements are known and appreciated
• We're truly a people-first organization. That's why we offer a Flexible Time Off policy that puts you in control of your work-life balance, as well as market-leading primary and…