Greenteg AG offers high-tech thermal sensing solutions for an international customer base.
Besides marketing industrial sensors for laser power metering and for assessing insulation properties of buildings, greenteg AG is a pioneering wearable health technology company specialising in precise, real-time core body temperature monitoring with its main brand CORE. The technology empowers customers with a wide range of innovative applications such as improving sports performance, continuous and non‑invasive patient monitoring, ovulation tracking, sleep analysis or early detection of diseases.
The company develops, manufactures, and markets all solutions at our headquarters in Zürich‑Rümlang.
We are seeking a Marketing Manager to shape how CORE is positioned and communicated globally. The role focuses on clearly articulating the value of our technology so that athletes, coaches, workers, and researchers understand - and believe in - what CORE enables.
Location: Rümlang, CH or New York, US.
Workload: 100%.
Starting date: immediately or upon agreement.
Tasks
The Marketing Manager owns the brand narrative, storytelling, and data‑led communication strategy for CORE products. The role is rooted in a brand‑first, data‑insight‑driven work style that combines creative leadership with analytical rigour, translating complex thermal physiology and performance data into culturally relevant, emotionally resonant stories.
This role will report to the Head of Marketing at CORE (interim to Creative Director).
Main Responsibilities
Own how CORE shows up in the world, including email, social, website, product accessories, etc.
Ensure consistency of voice, tone, and visual language across owned, earned, and partner channels.
Maintain a clear and cohesive brand and storytelling calendar across all CORE touchpoints.
Own CORE’s brand narrative at the intersection of elite sport, human performance, occupational safety and thermal science.
Partner closely with Product, Research, and Thermal Physiology teams to ensure scientific accuracy and integrity in all communications.
Lead brand‑driven go‑to‑market storytelling for product launches and major feature releases, prioritising narrative over feature lists.
Coordinate CORE’s line of product accessories and manage production vendor relationships.
Identify cultural moments, performance narratives, and scientific breakthroughs that CORE can credibly and meaningfully participate in.
Support PR and earned media efforts by supplying strong athlete stories, scientific credibility, and brand positioning.
Collaborate with Sales and Partnerships to ensure brand storytelling supports commercial opportunities without compromising authenticity.
Act as a brand steward and internal champion, educating cross‑functional teams on CORE’s narrative, voice, and values.
Requirements
Required Qualifications
3+ years of experience in brand marketing, storytelling, or content‑led marketing, ideally within endurance sport (cycling, running, triathlon), performance, health, or technology‑driven brands.
Specific Skills & Competencies
Deep curiosity about human performance, sport science, and the cultural forces shaping modern athletic identity.
Demonstrated ability to translate complex or technical subject matter (science, data, engineering, physiology) into clear, compelling, and credible stories.
Strong editorial and narrative instincts, with experience shaping long‑form and short‑form storytelling across film, digital, social, and editorial formats.
High level of autonomy, ownership, and comfort operating in a dynamic startup environment where the brand is still being actively shaped.
Entrepreneurial spirit.
Strong communication and collaboration skills to work closely with different teams.
Languages: English C1, German or any language is a plus.
Benefits
What we offer:
25 annual paid vacation days (at 100% workload).
A stimulating role in high‑tech manufacturing, involving diverse technologies.
Collaborative participation in enhancing company processes.
An energetic, young, and international team.
Flexible worktime, option for 1‑2 remote days per week (at 100% workload).
Regular social events, teambuilding, BBQ, free coffee and snacks.
Interested? – Join us!
Send your application CV and a short cover letter detailing your relevant experience and passion for endurance sport.
We will get back to you shortly to explain the next steps in the application process.
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