Omnichannel Sr. Marketing Manager

Job Description:

Exciting opportunity with Mars Snacking!

The Omnichannel Sr. Marketing Manager leads insight-driven strategies that accelerate profitable growth for Mars Snacking, Amazon/DoorDash/Instacart, and the categories in which we compete. Bringing together shopper insights, brand priorities, retail media, and commerce capabilities, this role creates connected, breakthrough experiences across the full shopper ecosystem. The role partners closely with Sales, Brand, cross-functional teams, and agency partners to translate opportunities into measurable business impact.

This is a full-time, on-site position (with some flexibility) in Chicago, IL.  This role has one direct report.

What are we looking for?

• Bachelor’s degree in Marketing or related field from an accredited university is required; MBA/Graduate-level degree is a plus.
• Ten or more years (10+) of experience in Shopper and/or Brand Marketing, Digital Marketing, Agency experience is needed.
• Experience supporting two or more diverse functions including Sales, Shopper, or Insights within a Consumer Package Goods (CPG) company is highly preferred.
• Digital Media understanding & expertise, especially around retailer media networks.
• Digital & dCommerce understanding (specifically Paid Search, Display Advertising).
• Amazon, DoorDash, and/or Instacart platform marketing experience highly preferred.
• Shopper marketing capabilities & experience.
• Analytical and measurement/reporting & optimization.
• Ability to create compelling selling stories, strategies, and plans.
• Ability to travel, primarily for customer and partner meetings (less than 25% of time).

What are the key responsibilities?

• Lead the development and execution of customer-specific omnichannel marketing plans that drive profitable growth across Amazon, DoorDash, and Instacart.
• Translate shopper, customer, category, and competitive insights into clear growth opportunities, strategies, and activation priorities.
• Design connected experiences across the shopper journey, leveraging retail media, paid search, display, content, promotions, assortment, and merchandising to drive conversion.
• Partner with Sales, Brand, Customer Marketing, dCommerce, and Media teams to align customer plans with brand priorities and annual business objectives.
• Shape annual account planning by bringing forward actionable recommendations that create value for the customer, Mars Snacking, and the category.
• Identify priority learning agendas and research needs that strengthen shopper understanding and unlock new growth opportunities.
• Establish clear objectives and measurement plans, evaluate performance, and turn results into actions that improve effectiveness, efficiency, and ROI.
• Build strategic partnerships with complementary brands and platforms to expand scale, relevance, and impact.
• Use data, technology, market research, and platform capabilities to continually advance customer solutions and commerce innovation.
• Lead test-and-learn programs, scale proven approaches, and share learning across Shopper Marketing, Sales, Brand, and dCommerce teams.
• Lead agency partners from brief through execution, ensuring strong creative, disciplined project management, and flawless delivery.
• Manage budget with accountability for financial stewardship, program performance, and delivery against objectives.
• Own day-to-day relationships with retail media and commerce agencies, maximizing their expertise and resources to advance account growth.

Key Mars Leadership Competencies:

• Action Oriented
• Customer Focus
• Strategic Mindset
• Organizational Savvy
• Drives Results

What can you expect from Mars?

• Work with diverse and talented Associates, all guided by the Five Principles.
• Join a purpose driven company, where we are striving to build the world we want tomorrow, today.
• Best-in-class learning and development support, including access to our in-house Mars University.
• An industry competitive salary and benefits package, including company bonus.

The base pay range for this position at commencement of employment is between the range listed below, however, base pay offered may vary depending on multiple individualized factors, including but not limited to job-related knowledge, skills, and experience. The total compensation package for this position will include variable pay, medical and dental benefits, participation in 401k plan, and paid time off benefits. Details of participation in these benefit plans will be provided if an applicant receives an offer of employment.