Sales Developer

High-Tech Start-Up Seeks
Experienced Sales Developer with Focus on Partnerships and International Growth
SulfiLogger A/S, Aarhus

Do you have 5–10 years of sales experience and a proven track record of building strong customer relationships and partnerships? Are you passionate about driving sales in international markets and creating value for customers? If you thrive in a high-paced, entrepreneurial environment and want to work with cutting-edge technology in the wastewater, biogas and oil and gas industry, we want you on our team.

SulfiLogger A/S is a high-tech start-up on a growth journey, offering innovative hydrogen sulfide sensor technology for wastewater, biogas, and related industries. We are seeking an experienced and ambitious Sales Developer to expand our presence in international markets, develop strategic partnerships, and drive business growth through focused sales efforts.

Your Tasks:

• Active sales development: Identify and secure new customers and business opportunities both in Denmark and internationally.
• Partnership building: Establish and manage strategic partnerships with integrators, distributors, and other key stakeholders to accelerate market entry and growth.
• Market expansion: Drive international sales initiatives aligned with the company’s growth strategy, including identifying and prioritizing high-potential markets.
• Customer relationship management: Build long-term relationships with customers, ensuring high satisfaction and repeat business.
• Event participation: Represent the company at international conferences, exhibitions, and customer events to showcase our technology and strengthen our market position.
• Frequent travel days 40-60 days: Be ready to travel to meet with customers and partners globally.

Your Profile:

• 5–10 years of international sales experience, preferably in technical or B2B sales within industries like wastewater, biogas, or related fields.
• Proven ability to develop and close deals in international markets.
• Experience working with partnerships, including integrators, distributors, or resellers.
• Strong business insight, with the ability to identify opportunities and develop effective sales strategies.
• Technical understanding or background (e.g., engineering or natural sciences) is an advantage but not a requirement.
• Proficient in MS Office and CRM tools (e.g., Microsoft CRM).
• Fluent in English (negotiation level); knowledge of Danish or other languages is a plus.

Who You Are:

• A proactive, results-oriented salesperson with excellent communication and negotiation skills.
• Skilled at navigating complex sales processes and building trust with decision-makers at all levels.
• Self-driven and adaptable, thriving in a fast-paced, entrepreneurial environment.
• Willing to travel extensively and work across cultures to achieve your goals.

We Offer:

• An exciting and impactful role in a fast-growing, high-tech start-up.
• The opportunity to work with innovative technology that contributes to environmental sustainability.
• A collaborative and dynamic work environment with highly skilled and passionate colleagues.
• A chance to shape the future of the company and influence our growth journey.

Apply for the Position:

Your application will be treated confidentially. Interviews will be held on an ongoing basis.

Start date: To be agreed upon.
Contact: For more information, please reach out to or Global Sales Lead Claus Behrens (cbe(@)sulfilogger.com) at +45 25 26 26 06

About SulfiLogger A/S:

SulfiLogger A/S is a high-tech start-up developing and selling innovative hydrogen sulfide sensors for the wastewater industry. Originating from sensor manufacturer Unisense A/S, we currently employ 35 people in Risskov. We are on an ambitious growth journey to establish a new standard in hydrogen sulfide measurement for the wastewater, biogas and oil and gas industry.