Account Manager

As an Account Manager at Critical Mass, you are a key partner to both clients and colleagues, playing an essential role in managing day-to-day business needs, driving projects forward, and building strong relationships. With support and mentorship from an Account Director, you thrive in a collaborative environment, enjoy hands-on execution, and are eager to take ownership of projects and campaign deliverables. Your commitment to excellence ensures client satisfaction, seamless operations, and opportunities to grow within a dynamic team.

**Please note-candidates must be located in Nashville**

You Will:

• Manage day-to-day campaign operations, including media plan fulfillment, creative adjustments, and ensuring accurate trafficking setup through close coordination with ad operations


• Collaborate cross-functionally with media, creative, ad operations, project delivery, and strategy teams to ensure all deliverables are met on time and to expectations


• Take ownership of campaigns and project work, with the opportunity to expand into leading larger sales events, launches, or asset creation initiatives


• Serve as a primary point of contact for clients, fostering open, collaborative relationships and ensuring daily needs and long-term goals are met


• Support the Account Director in running the business, while also bringing forward new ideas and unique solutions to enhance client outcomes


• Maintain a strong understanding of digital and traditional media requirements, ensuring all creative and messaging aligns with channel strategy and best practices

You Have:

• 3–5 years of relevant account management experience, ideally in digital marketing; automotive experience is a plus but not required


• Demonstrated experience with media planning, creative asset management, and multi-channel campaign execution


• Collaborative approach, with the ability to engage cross-functional teams (media, creative, ad ops, strategy, SEO/MKS, and external partners)


• Excellent interpersonal and communication skills, with a focus on partnership, active listening, and collaborative problem-solving


• Ability to manage multiple priorities and projects with strong attention to detail and organizational skills


• Knowledge of both digital and traditional media and how to set up creative and copy for optimal channel performance


• A growth mindset—willingness to take initiative, own projects end-to-end, and seek out opportunities for professional development and ownership

What We Offer: 

• Global maternity and parental leave 


• Competitive benefits packages 


• Vacation, compassionate leave, sick days, and flex days 


• Access to online services for families and new parents 


• Diversity and Inclusion Board with 12 affinity groups 


• Internal learning and development programs 


• Enterprise-wide employee discounts 

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 in office a minimum of 3 days a week.

Critical Mass is an equal opportunity employer. 

Critical Mass uses artificial intelligence in our recruitment process to enhance job postings, filter keywords during the review of prospective candidates, and, in some cases, transcribe interviews with our recruiters. Human review remains central to the process, and all hiring decisions are ultimately made by our team.

The Critical Mass Talent Acquisition team will only communicate from email addresses that use the URLs criticalmass.com, omc.com and us.greenhouse-mail.io. 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: https://www.consumer.ftc.gov/articles/job-scams#avoid
If Canada based: https://www.canada.ca/en/services/finance/consumer-affairs.html
If U.K. based: https://www.gov.uk/consumer-protection-rights
If Costa Rica based: https://www.consumo.go.cr/educacion_consumidor/consejos_practicos.aspx