Executive Assistant (English/German)

About the Role: 

Exergy3 is a pioneering company specialising in ultra-high temperature thermal energy storage technology, with a mission to drive the decarbonisation of heat across Europe and beyond. As a spin-out from the University of Edinburgh, we are at the forefront of clean heat innovation, providing scalable, efficient, and cost-effective decarbonisation solutions for industrial processes and large-scale building heating.  

We are looking for a highly capable, bilingual Executive Assistant to support our CEO and help anchor our growing presence in Germany. This is a hands-on role, requiring seamless leadership coordination and communication, enabling the CEO to focus on driving the company’s vision and growth by protecting and amplifying their time, and increasing their leverage across projects 

You’ll be a trusted partner to the CEO, a go-to person for keeping things running smoothly on the ground in Munich, and someone who enjoys switching between strategic support and practical execution.  

Key Responsibilities: 

Executive Assistant Support 

• Support CEO with day-to-day priorities to keep them focused on high-impact work 

• Proactively manage complex calendars, scheduling across time zones (UK/EU/Global) 

• Book travel, accommodation, process expenses as required  

• Act as a gatekeeper and point of contact for internal and external stakeholders 

• Prepare meeting agendas, presentations, briefs, and follow-up actions 

• Handle sensitive and confidential information with discretion 

Business Support 

• Assist with research, analysis, and preparation for strategic initiatives 

• Help track priorities and projects across the leadership team 

• Support ad-hoc projects related to operations, growth, or partnerships 

• Act as a “problem solver” — spotting issues early and helping drive solutions

Office Management (Munich) 

• Co-ordinate office set-up in Munich

• Manage supplies, vendors, and facilities in Munich office

• Support onboarding for new team members in Germany 

• Act as the local liaison for HR, finance, and external partners as needed 

What We’re Looking For: 

• Fluency in English and German; excellent written and verbal communication skills, with a high level of professionalism 

• Proven experience as an Executive Assistant or similar role in a fast-paced environment 

• Proficiency in Microsoft 365 (Word, Outlook, Excel, PowerPoint, MS Teams) 

• Exceptional attention to detail  

• Ability to handle confidential information with discretion and integrity.  

• Experience coordinating across multiple departments 

• Comfortable working with senior leaders 

• Proactive, adaptable, and calm under pressure 

• Able to balance structure with the ambiguity of a start-up environment 

• Work closely with the CEO, have real impact 

• Competitive salary €50,000-€60,000 + benefits inc. options
• Be part of a dynamic and innovative company at the forefront of clean energy technology 

• Varied, interesting role with room to grow 
• 30 days of annual leave per year + public holidays

• Hybrid setup with regular on-site presence in our Munich office (typically 3 days per week), aligned with leadership needs and business priorities

• This role is structured as a 35-hour contract. Due to the international scope of the position, flexibility may be required during peak phases, balanced by flexibility in quieter periods.

• Opportunity for regular travel to Edinburgh Head Office