HarperCollins Publishers

Marketing Assistant

Job Locations US-NY-New York




The William Morrow Group, a division of HarperCollins Publishers, is seeking a creative and energetic individual to join the marketing department as a Marketing Assistant.  The Morrow Group is comprised of several imprints – flagship imprint William Morrow, as well as Dey Street Books, Mariner Books, Morrow Lifestyle and Avon Books – and publishes a range of titles across most publishing categories.



  • Supports Dey Street Senior Marketing Director seasonally with campaigns focused on non-fiction and lifestyle titles, in addition to executing several solo title campaigns for the Morrow Group every season.
  • Liaises with publicity, editorial, ad/promo, sales, and digital marketing on campaign execution.
  • Performs general administrative duties including mailings, scheduling meetings, and other departmental tasks.
  • Supports imprint with seasonal meeting tasks and preparation.
  • Coordinates imprint email promotions with the HarperCollins digital team.
  • Handles Dey Street’s website and social media accounts, developing a content schedule for the imprint’s platforms, maintaining a consistent brand voice and identity, and cross-promoting titles with several imprints.
  • Writes copy and provides design direction for social media posts/assets, website, trade and consumer letters, email blasts, newsletters, and other marketing assets.
  • Liaises with Morrow Group’s Associate Director of Social Marketing on social media and influencer strategy across all imprints.
  • Oversees all Book Influencer outreach.
    • Develops relationships with and proactively pitch to a strategic list of Bookstagrammers and book influencers on Facebook, Twitter and TikTok, starting at galley stage and following through to publication.
    • Creates databases of social media book influencers.
    • Fields galley/finished books and organize into streamlined mailings.
  • Schedules and books online/social media advertising campaigns, and coordinate ebook and backlist promotions, sweepstakes and giveaways.   



  • Marketing experience preferred, prior internship experience in publishing and/or marketing a plus
  • A positive, can-do attitude and motivated self-starter with a love for books
  • Strong knowledge of social media and web programs (i.e. Facebook, Instagram, Twitter, TikTok, etc.)
  • Ability to work independently while contributing to department goals
  • Ability to thrive in a fast-paced and deadline-oriented environment
  • Excellent writing and communication skills
  • Excellent organizational skills, exceptional attention to detail, and ability to multi-task
  • A keen eye for design, as well as a knowledge of basic HTML and Photoshop a plus 
  • College degree or equivalent work experience


This role is currently based out of New York, New York. You will need to commute to the office when it reopens. 


HarperCollins Publishers is a company full of people who are passionate about books. When you apply for a position, we want to know why you want to work here, and why you are interested in the job. That’s why cover letters are strongly preferred.


HarperCollins Publishers is an equal opportunity employer.   



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