Marketing Manager, Japan

Glanbia glanbia.com Open · verified Sep 18, 2026

JP Manager General Marketing

Mid-level General Marketing role at Glanbia. JP.

Role brief

Growth Roles summary, based on the employer's posting.

What you'll do

Set Japan’s marketing direction by adapting global guidance into focused plans tied to business goals
Align sales and distribution partners around plans that improve sell-out across e-commerce and retail
Create and deliver campaigns and activations that build demand and commercial results
Shape the local product portfolio with regional and global teams, including launch readiness
Coordinate agencies and stakeholders, prioritize the budget, and coach junior marketers

What you bring

Bring ten to twelve years in Japan marketing, trade marketing, or a related commercial role
Connect brand activity to business results and understand Japan’s e-commerce and retail channels
Have experience working with agencies, distributors, and other external partners
Use data to form actionable plans while managing competing projects and priorities
Communicate at native-level Japanese and in strong written and spoken business English

Who this fits

This role suits a senior Japan marketer who can operate in a lean, fast-moving environment with limited internal resources. You’ll need to influence sales, distributors, agencies, and internal teams without direct authority while balancing global direction with local market needs. The listing calls for native-level Japanese and strong business English.

From the employer

Job Purpose:

Glanbia Performance Nutrition’s purpose is to inspire people everywhere to achieve their performance goals! We are the world’s leading premium sports nutrition company with Optimum Nutrition, Isopure, BSN, Amazing Grass and Nutramino among the brands in the portfolio today. We have ambitious plans for the future, and as a values-led organisation, we’re focused on driving sustainable business performance the right way.

In Japan, Glanbia Performance Nutrition aims to inspire and educate consumers while driving sustainable brand growth in a highly competitive and evolving market. The Marketing Manager will be responsible for developing and executing the Japan marketing strategy across brand building, product portfolio, and demand generation. This role will lead the creation of high-impact campaigns and activation plans, while acting as a key counterpart to the sales team and external partners (including distributors) to ensure marketing initiatives translate into commercial impact across channels. The role will be accountable for driving execution through agencies and internal teams in a lean operating environment.

Principal Accountabilities

Develop and drive the Japan marketing strategy, translating global direction into locally relevant, prioritized plans aligned with business objectives
Act as the primary marketing counterpart to the sales team and key distribution partners, aligning marketing plans to support sell-out growth across channels
Lead the development and execution of high-impact, focused campaigns that drive both brand demand and commercial performance across e-commerce and retail channels
Support development and execution of a commercially viable product portfolio in partnership with regional and global teams, ensuring strong local fit and execution readiness
Manage and lead external agencies and partners across content, media, and activation, ensuring high-quality output and strong alignment with business objectives
Provide structured coaching, prioritization, and performance guidance to junior marketing team members (e.g., social, influencers, events), while raising the overall standard of marketing execution and planning within the Japan team
Drive alignment and decision-making across internal stakeholders (sales, finance, regional teams) to ensure effective execution and delivery
Build more effective and scalable ways of working across internal and external resources in a lean team environment
Manage the marketing budget with discipline, ensuring strong prioritization and return on investment

Key Challenges

Operating effectively in a lean team environment with limited internal resources and high reliance on external partners
Driving marketing impact in a distributor-led and partner-driven business model, requiring strong influence without direct control
Balancing global brand direction with local market realities and constraints in Japan
Prioritizing effectively to deliver impact within limited budgets and competing business needs

Key Challenges

Operating effectively in a lean team environment with limited internal resources and high reliance on external partners
Driving marketing impact in a distributor-led and partner-driven business model, requiring strong influence without direct control
Balancing global brand direction with local market realities and constraints in Japan
Prioritizing effectively to deliver impact within limited budgets and competing business needs

Skills, Know How and experience

10-12 years of experience in marketing, trade marketing, or a related commercial function within Japan
Strong understanding of both brand marketing and commercial execution, with the ability to link marketing activities to business outcomes
Experience working cross-functionally and managing external agencies or partners
Ability to operate effectively in a fast-paced, resource-constrained, and ambiguous environment
Strong project management and prioritization skills, with the ability to manage multiple initiatives simultaneously
Analytical mindset with the ability to interpret data and translate insights into actionable plans
Experience working in a distributor-led or partner-driven business model
Experience supporting product launches and portfolio management
Exposure to e-commerce and retail channel dynamics in Japan
Interest in health, fitness, or nutrition categories
Strong communication and stakeholder management skills, with the ability to influence without direct authority
Native-level Japanese and strong business English (written and verbal)