Sr. Associate, Global Engagement Marketing

Location: New York, NY; the working model is in-office Tuesday through Thursday, while the role can also be performed remotely subject to Mammoth Brands’ employment eligibility in the candidate’s US state.

Base salary: $95,000–$110,000 annually.

Company

Harry’s is a men’s grooming brand within Mammoth Brands, offering shaving, body, hair, and skincare products through direct-to-consumer and other digital sales channels.

What you will do

• Build, QA, schedule, and launch email and SMS campaigns in Klaviyo, ensuring accuracy, compliant execution, correct links, formatting, segmentation, and customer experience.
• Turn briefs, calendars, product priorities, and creative assets into shippable communications for product launches, seasonal campaigns, promotions, retention, winback, and always-on lifecycle programs.
• Partner with Engagement, Brand, Creative, Digital Product, Analytics, Growth, CX, Legal, and Finance stakeholders to coordinate inputs, approvals, and timelines.
• Support email and SMS storytelling that is customer-centered, clear, and commercially effective.
• Monitor campaign performance and customer behavior, identify trends, and recommend practical tests and optimizations.
• Improve campaign planning, templates, documentation, QA, reporting, triggered communications, personalization, and customer-journey quality.

Requirements

• Strong comfort with CRM tools, ideally Klaviyo, including detailed email and SMS buildout, QA, and launch processes.
• Experience supporting email, SMS, CRM, lifecycle, retention, or ecommerce marketing campaigns, ideally for a consumer brand or subscription business.
• Strong attention to detail, operational organization, and judgment about how implementation details affect customer experience.
• Ability to use data to understand campaign performance, identify trends, and suggest practical optimizations.
• Proactive communication skills, including managing cross-team dependencies, raising risks early, and maintaining progress independently.
• Ability to collaborate with global teammates across time zones, including a manager based in the UK.
• Customer-centric approach to making owned-channel communications useful, clear, and engaging.

Nice to have

• Interest in developing greater ownership of audience planning, testing, segmentation, campaign recommendations, strategy, and performance.
• Interest in copy, storytelling, and how messages are received by customers.

Culture & Benefits

• Hybrid working model with office attendance Tuesday through Thursday and remote work subject to state employment eligibility; flexible working hours are available.
• Medical, dental, and vision coverage, 401(k) match, equity, flexible time off, and an L&D stipend.
• Paid sabbatical after 5, 10, and 15 years, plus 16–20 weeks of fully paid parental leave depending on the path to parenthood.
• Free products, team events, and a collaborative, inclusive, entrepreneurial work environment.
• The role works with regional and global partners across the US, UK, Canada, and Germany.

Hiring process

• If visa sponsorship is required, Mammoth Brands and immigration counsel will manage and submit the necessary legal filings.
• Remote employment is available only where Mammoth Brands is registered and able to employ individuals; confirm eligibility with the recruiter and hiring manager.