Business Development Manager (m/f/d) - Ultrafiltration

Role Summary

The Business Development Manager – Ultrafiltration is responsible for driving global sales growth by developing the Ultrafiltration market, managing strategic customer relationships, and identifying new business opportunities across geographies and RO product groups.

The role focuses on expanding the customer base, strengthening key accounts, and contributing to the achievement of defined revenue, order entry, and margin targets.

Your challenges

• Drive global market development for Ultrafiltration by proactively generating new business opportunities, developing new customers, and translating application requirements into suitable product and solution recommendations.
• Build, maintain, and expand long-term relationships with key accounts (OEMs, consultants, distributors, end users) through customer visits, consultative support, and sustained engagement.
• Contribute to sales and marketing initiatives, including customer retention, advertising activities, seminars, exhibitions, product training sessions, and workshops to strengthen market presence.
• Manage accreditation and Pre-Qualification (PQ) processes, support pilot projects and new product developments in close collaboration with VP Global Sales, Product Management, and Technical Teams, including application and design support.
• Analyse market and customer trends, monitor competitor activities, and develop project-based pricing strategies to support profitable growth.
• Oversee and coordinate sales support activities, including administration, customer service, invoicing, credit management, collections, and the handling of customer complaints and product returns.
• Travel globally to attend customer meetings across sectors, regions, and markets.

Your Profile

• Education: University degree in Business, Engineering, Chemical Engineering, or a related discipline (nice to have).
• Experience: Minimum of 7 years of sales experience in Ultrafiltration membranes. Proven track record of achieving sales targets and delivering results. In-depth knowledge of the global Ultrafiltration market.
• Expertise:
  • Strong ability to identify expressed and unarticulated customer needs
  • Solid understanding of membrane products, services, and system capabilities
  • Experience in competition analysis, pricing strategies, and project-based commercial models
  • Excellent stakeholder management, communication, and presentation skills
  • Ability to influence, align, and build consensus across functions and regions
• Language Skills: Excellent oral and written communication skills in English. Additional languages—especially German—are a strong advantage for global customer engagement.
• Personality: 
  • Forward-thinking, customer-focused, and solution-oriented mindset.
  • Strong interpersonal and relationship-building skills.
  • Ability to react quickly and build consensus among stakeholders.
  • Creative and commercially driven approach.
  • Passion for excellence and a strong drive to succeed

Diversity and inclusion are part of our DNA. We select solely based on the best talent. We therefore welcome applications from all individuals regardless of age, gender, origin, ethnicity, disability, or any other characteristics protected by law.

If you have any questions regarding this job posting, our recruiting team will be happy to assist you. You can reach us at TalentAcquisitionGermany@mann-hummel.com. Please make sure to include the job title and location of the position you are interested in when contacting us.

Please note that, for data protection reasons, we cannot accept applications via email. Kindly use our online application form instead.

Social Benefits

• You work with a high degree of autonomy and decision-making freedom
• Performance-based compensation and comprehensive social benefits
• Flexible working hours/trust-based working time, plus 30 days of vacation
• Hybrid working option for employees with children under 12 years: 3 days in Ludwigsburg, 2 days remote; otherwise, 5 days in Ludwigsburg
• Everyone has Talent: Our talent management process supports your professional development
• In-house company restaurant
• Reserved places in a private daycare center nearby (for both under-3 and over-3 children)
• A modern company pension plan to complement your statutory pension insurance
• Additional private health insurance (e.g., dental insurance)
• A wide range of discounts through our Corporate Benefits Portal (e.g., on vacations, fashion, insurance, etc.)
• Mobility benefits: subsidy for the Germany Ticket, JobRad leasing, and e-charging stations in the free company parking garage with a company charging rate