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Assistant, Integrated Investment

Horizon Media
Los Angeles, United Statesfull_timeVerifiedPosted 6 Jun 2025
💰 $50,000/yr($40,000/yr$50,000/yr)

About the role

Job Description

Who We Are   

Horizon Media, founded in 1989 by Bill Koenigsberg, is recognized as one of the most innovative marketing and advertising firms. We are headquartered in New York City, with offices in Los Angeles and Toronto. A leader in driving business solutions for marketers, Horizon is known for its highly personal approach to client serviceRenowned for its incredible culture, Horizon is consistently named to all the prestigious annual Best Places to Work lists published by Fortune, AdAge, Crain’s New York Business and Los Angeles Business Journal. Together we are building a place of belonging. 
 
At Horizon, we understand the value that different perspectives can bring to our clients and culture, so we strive for an environment where our employees feel welcomed, safe and empowered. We value YOU and believe that your authentic voice and unique perspective allows us to create a more rewarding culture, and experience, together.  

 

Our simple recipe for success? We hire talented people (thinkers, doers, dreamers, makers), challenge them and give them every opportunity to grow. 

 

What You’ll Do  

 

Media Planning & Buying – 15% 

  • Assist in the creation and presentation of media specific documents such as media plans, objectives and strategy decks, and other related functions 

  • Help with the creation of contracts within internal systems/tools to reserve advertising space 

  • Responsible for accuracy of plan details and confirmation of delivery ensuring proper protocol 

  • Gather rates for planning costs 

  • Analyze daypart mixes and pricing within plans 

  • Collaborate with team for overall plan development 

  • Make sure all documents are organized and saved in internal folders 

Campaign & Data Management & Execution - 40% 

  • Assist in management of day-to-day communication with internal and external teams 

  • Facilitate day-to-day account maintenance tasks inclusive of schedule changes, programming details, schedule imports, ADU acceptance, and trafficking requests 

  • Schedule inputs in SBMS and make sure all weekly weights and unit mix aligns with the goal 

  • Proactively oversee that all deals are fully delivering by tracking on a weekly basis 

  • Collaborate with Ad Ops team for ad trafficking and site tagging, ensuring tags are properly QA’d 

  • Compile spec documents and ensure all materials are received from creative agency 

  • Responsible for the creation of campaign post-launch information such as screenshots, links and delivery data to demonstrate proof of placement for clients 

  • Support team members with overall buy activation 

Stewardship & Billing Reconciliation – 20% 

  • Track delivery for all campaigns 

  • Check that invoices are input correctly by

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Company

Horizon Media

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