Account Manager

Critical Mass is seeking an Account Manager for ArtBot, a content orchestration platform combining creative, performance engineering, and AI. This role involves managing client relationships across various verticals, primarily automotive, and overseeing DCO campaign delivery from concept to completion. The Account Manager will collaborate with internal teams, manage workflows, mentor junior staff, ensure quality, analyze campaign performance, and handle account financial management. This position requires 2+ years of experience in digital media, creative, or project management, strong communication, analytical, and organizational skills, and a passion for client success.

Must Have

• Take ownership of a roster of clients and manage agency/client relationships
• Act as primary contact for DCO campaigns, ensuring timely and high-quality delivery
• Collaborate with internal teams to translate client needs into deliverables
• Submit and manage workflow through internal ticketing systems (Hive)
• Mentor and support junior account managers, delegating work effectively
• Oversee and uphold rigorous quality assurance standards for deliverables
• Analyze campaign performance data and provide actionable insights
• Participate in account financial management, including billing and POs
• Proven experience (2+ years) in account management or similar client-facing role
• Strong understanding of digital media landscapes and technical campaign launches
• Excellent communication and relationship management skills
• Analytical skills with ability to interpret data and use pivot tables
• Exceptional attention to detail and organizational skills
• Experience mentoring, training, or overseeing junior team members
• Collaborative, proactive approach and comfort working cross-functionally
• High level of initiative, adaptability, and passion for client success

Good to Have

• DCO (Dynamic Creative Optimization) experience
• Media planning/activation experience

Perks & Benefits

• Global maternity and parental leave
• Competitive benefits packages
• Vacation, Flex days, and sick days
• Access to online services for families and new parents
• Summer Fridays (off at 3:00 PM local time every Friday)
• 12 Affinity Groups
• Internal learning and development programs
• Enterprise-wide employee discounts

Critical Mass is hiring an Account Manager to join our team on ArtBot! ArtBot is a next-generation content orchestration platform, combining creative and performance engineering with AI-driven technology to unlock automation and performance at scale. We specialize in data-driven, personalized creative across digital channels, helping clients realize the full value of Dynamic Creative Optimization (DCO).

Join a dynamic team at the intersection of creative, media, and technology, where your work directly shapes client success and the future of content delivery.

You Will:

• Take ownership of a roster of clients, building and managing trusted agency and client relationships across a variety of verticals (with a strong presence in automotive).
• Act as the primary point of contact for DCO campaigns, ensuring seamless, timely, and high-quality project delivery from concept to completion.
• Collaborate closely with internal teams—including activation, strategy, development, and design—to translate client needs into clear, actionable deliverables.
• Submit and manage workflow through internal ticketing systems (Hive), ensuring tasks are resourced and tracked effectively.
• Mentor and support junior account managers, delegating work and fostering professional growth within the team.
• Oversee and uphold rigorous quality assurance standards, ensuring all deliverables meet client expectations and ArtBot’s high standards.
• Analyze campaign performance data, identify optimization opportunities, and provide clients with actionable insights.
• Participate in account financial management, including monitoring billing, securing POs, and identifying upsell or cross-sell opportunities.

You Have:

• Proven experience (2+ years) in account management or a similar client-facing role within digital media, creative, or project management environments.
• Strong understanding of digital media landscapes and technical campaign launches, DCO or media planning/activation experience is a strong plus.
• Excellent communication and relationship management skills, both internally and externally.
• Analytical skills with the ability to interpret data, use pivot tables, and identify optimization opportunities.
• Exceptional attention to detail and organizational skills, ensuring accuracy and confidence in all deliverables.
• Experience mentoring, training, or overseeing junior team members and delegating work effectively.
• A collaborative, proactive approach and comfort working cross-functionally with diverse teams.
• High level of initiative, adaptability, and a genuine passion for delivering client success.

What We Offer:

• Global maternity and parental leave
• Competitive benefits packages
• Vacation, Flex days, and sick days
• Access to online services for families and new parents
• Summer Fridays (off at 3:00 PM local time every Friday)
• 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 our New York office for a minimum of 3 days a week

Critical Mass is an equal opportunity employer.

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._

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If U.K. based: https://www.gov.uk/consumer-protection-rights

If Costa Rica based: https://www.consumo.go.cr/educacionconsumidor/consejospracticos.aspx