Senior Buyer (all, 80-100%)

Publication date:25 November 2025
Workload:80 – 100%
Contract type:Unlimited employment
Language:English (Fluent)
Place of work:Birren 5, 5703 Seon

Introduction

Join our team as

About the job

As Senior Buyer you oversee the E2E business relationship with T1 suppliers, including sourcing, negotiations, vendor management and CSR. This role drives sourcing excellence across all dimensions: adaptability, responsibility and supply chain profitability, while managing planning, costing and production delivery in close collaboration with suppliers, business units, and supply chain teams. The ideal start date for this position would be January 1, 2026.

Do what you love

Develop and execute sourcing plans, including comprehensive risk assessments and margin development, in line with Mammut's sourcing strategy and targets

Lead T1 supplier contract negotiations, both onsite and internationally

Support overall capacity booking, production planning and bulk production processes in collaboration with internal stakeholders and suppliers

Lead price negotiations, identify efficiencies and manage costing optimization initiatives

Drive transformational projects and initiatives with internal and external stakeholders

Coordinate and manage supply chain optimization activities across cross-functional teams (e.g. optimizing Incoterms, payment terms, MOQs, surcharge and liability agreements, duty rates and lead times according to assortment structure)

Implement and maintain risk management processes for the supplier base; ensure suppliers comply with general contracting terms and manufacturing agreements

Ensure that all systems and information related to T1 suppliers are well maintained and kept up to date

Support material buying activities and assess lead time impacts on finished goods production to reduce delays and cost risks

Monitor the supply chain for potential issues and proactively identify opportunities for optimization across the T1 vendor base

Support and complete the annual Buying supplier evaluation in alignment with Mammut's sourcing strategy

Coordinate and support the yearly supplier summit

Contribute to CSR related business responsibility initiatives

Play to your strengths

Bachelor's degree, preferably in purchasing, garment technology or textile related education, additional education or training in purchasing and/or management would be desirable

7+ years of professional experience in sourcing, buying or purchasing within the outdoor or sports industry

Experience working with European and Asian suppliers

Experience in garment and textile, equipment and footwear development as well as innovation and new product development would be a plus

Team player with a collaborative mindset and skilled in managing internal and external relationships

Effective communicator across cultures

Ownership driven and proactive person with a creative and analytical way of thinking

Organized, strategic and process-oriented as well as excellent presentation skills

Strong decision-making in fast-paced environments

Time management and ability to handle multiple priorities

Knowledge of supply chain and logistics basics

Fluent in English, German and Vietnamese are a plus

Strong knowledge in MS Office and PLM, ERP and Juro are desirable

At Mammut

new ideas are being heard, and a dynamic and agile work environment provides fertile ground for their implementation

you benefit from a hybrid workspace with the possibility to work up to 50% from home

modern employment conditions and a good pension fund solution are self-evident

you are perfectly equipped for your next adventure thanks to great discounts

your workday is well balanced thanks to the free sports program at Seon, access to the nearby climbing gym as well as the heavily frequented Barista coffee machine