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Sales Assistant – Vienna (m/w/d)
* Full or Part Time
* Hybrid
* Wien, Österreich
* With Professional Experience
* 6/20/25
About zerothird
At zerothird (zerothird.com), we’re building the future of secure communications. As a fast-scaling quantum technology company, we specialize in entanglement-based Quantum Key Distribution (eQKD) — the most advanced, physically unbreakable encryption method available today. Based on Nobel-Prize winning research, our systems enable critical infrastructure, telecom providers, and enterprise customers to protect their networks against both today’s threats and tomorrow’s quantum attacks.
We're now hiring a Sales Assistant to join our Vienna office. This role is key in ensuring our sales and operational activities run smoothly and professionally — with a strong focus on supporting our growing customer base and helping close deals.
Key Responsibilities
You’ll provide day-to-day support for the sales team and management — ensuring everything from scheduling and travel to sales documents and event logistics is always under control. This is an ideal position for someone who thrives in a fast-paced tech environment, enjoys coordination, and wants to be close to cutting-edge sales activity.
Sales & Admin Coordination
* Schedule meetings with customers, partners, and internal teams
* Prepare documents for sales calls, including pitch decks, offers, and briefings
* Support follow-ups after meetings to ensure momentum toward closing
Sales Process Support
* Help maintain sales documentation in our CRM tool, including contracts, contact lists, and trackers
* Coordinate timelines and deliverables during ongoing sales cycles
* Assist with lead generation activities (e.g. research, contact preparation, follow-ups)
Travel & Event Planning
* Organize travel logistics for the sales team (flights, accommodation, itineraries)
* Support zerothird’s participation in events, conferences, and trade shows
* Prepare event materials and help coordinate customer demos and meetings
Expense & Office Management
* Track and process travel and business expenses
* Ensure team schedules, tools, and calendars are aligned
We seek
* 5+ years of experience in an assistant, coordinator, or sales support role
* Fluent in German and English, both written and spoken
* Great organizational skills and attention to detail
* Tech-savvy and comfortable working with modern digital tools
* Communicative, friendly, and proactive
* Motivation to support high-stakes, high-tech sales processes
Our Offer
* High Impact: Join at the intersection of Nobel-Prize winning quantum physics and secure communications — and help shape solutions that will protect global infrastructure for decades.
* Vibrant Quantum Community: Join a young and ambitious team with a strong spirit of collaboration, regular team-building events, and a shared passion for meaningful tech. Enjoy rooftop coffee breaks overlooking Vienna’s Wienerberg.
* Family-Friendly Workplace: We support flexible schedules and work arrangements to help you balance your professional drive with personal priorities and family duties.
* High-Growth Opportunity: Be part of one of the most exciting sectors in deep tech. As demand for quantum-secure communication accelerates, you'll have the opportunity to shape new markets — and grow with us.
* Inclusive Culture: We believe in “Duz-Kultur”, flat hierarchies, and fast, transparent communication.
* Targeted Onboarding & Learning: You’ll receive a tailored onboarding and a dedicated mentor to help you ramp quickly and succeed. Stay sharp with access to training, coaching, and market insights.
* Extras That Count: Enjoy premium coffee, fresh fruit, team lunches, and summer & holiday events when working from our Vienna HQ.
The minimum gross salary for this position is € 2.809,52 per month (based on full-time employment) according to the collective agreement. However, there is a willingness to offer a higher salary depending on experience and qualifications.
📩 Ready to Apply?
Send your CV and a short motivation letter!
This position is based in Vienna only. We’re reviewing applications on a rolling basis — if you're ready to be at the center of quantum-secure innovation and help make deals happen, we’d love to meet you.
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