# Chief of Staff > Cryptonext Security · Paris, France (Hybrid) · Full-time · Posted 2026-05-29 **Workplace:** hybrid **Department:** Others ## Description ### **Who we are** At CryptoNext Security, we are shaping the future of cybersecurity with post-quantum cryptography solutions. Our mission is to protect the world’s critical data from emerging threats posed by quantum computing. As a rapidly growing deep-tech startup, we collaborate with governments, banks, and enterprises on innovative projects. We are looking for a Chief of Staff to support our CEO and help drive strategic initiatives as we continue to scale. If you thrive in a dynamic environment and want to be at the forefront of innovation, CryptoNext Security is the place for you. ### **On a daily basis, you will** - **Finance and Administration**: You will support the CEO in managing the company’s financial function. This includes monitoring the budget, ensuring smooth year-end financial closings, and maintaining performance indicators. You’ll also handle administrative operations and relationships with external partners such as accounting firms. - **Investor Relations and Fundraising**: You’ll assist the CEO in managing relationships with investors, preparing reports for existing venture capitalists, and organizing board meetings. As CryptoNext prepares for future funding rounds, you will play a key role in gathering data, preparing presentations, and supporting the CEO in discussions with potential investors. - **Managing Special Projects**: Based on evolving priorities, you will oversee strategic development projects that drive the company's growth. These may include cross-functional internal projects, international expansion initiatives, or external strategic partnerships. - **Operational Support**: You will provide operational assistance to the CEO and the leadership team by coordinating executive meetings and ensuring that follow-ups are completed. You will also focus on improving internal processes to streamline decision-making and support the CEO in his external engagements, such as speaking at events or meeting with key stakeholders. In short, you will act as a strategic partner to the CEO, enabling him to focus on growth and creativity while you take charge of critical operational and strategic initiatives. ## Requirements ### **The skills you'll need** - **Experience**: 4+ years of experience in a top-tier strategy consulting firm, venture capital, or a fast-paced startup environment. - **Education**: A double degree in engineering and business is preferred, reflecting the deep-tech nature of CryptoNext's market. - **Language Proficiency**: Professional fluency in both English and French. - **Financial Acumen**: A solid understanding of financial metrics, budget management, and accounting data is essential. - **Technical Skills**: Proficiency in the Microsoft Office suite, particularly Excel and PowerPoint, for financial analysis and presentations. - **Project Management Skills**: You must have proven project management abilities, capable of driving complex projects across multiple departments and ensuring their successful completion. - **Communication Skills**: Strong verbal and written communication skills, with the ability to interact and build relationships with stakeholders at all levels, both internally and externally. - **Strategic and Analytical Thinking**: A strong ability to analyze complex problems, think critically, and develop data-driven solutions. You should be able to navigate the challenges of a growing startup, strategically identifying opportunities and addressing challenges proactively. - **Entrepreneurial Mindset**: You should be comfortable with ambiguity and uncertainty, with a proactive approach to problem-solving and decision-making. - **Integrity**: You must demonstrate ethical behavior, transparency, and the ability to handle sensitive and confidential information with discretion. ### **The team you’ll be joining** You will work closely with the CEO and collaborate with the C-suite executives to ensure the smooth execution of strategic initiatives. While not directly part of the executive leadership, you will play a pivotal role in coordinating key projects across departments. This position will offer you significant exposure to leadership-level decision-making while allowing you to make a tangible impact on CryptoNext’s success. You will regularly engage with various stakeholders, including investors, clients, and internal teams, to drive operational excellence. ## Benefits ### **What’s in it for you at CryptoNext** As the Chief of Staff at CryptoNext, you will have a pivotal role in scaling a leading-edge company that is revolutionizing cybersecurity. You will work alongside a visionary and experienced executive team, gaining exposure to strategic decision-making at the highest level. CryptoNext offers a collaborative environment where innovation thrives, alongside competitive compensation and benefits. Our office is conveniently located near Gare de Lyon, and we offer a flexible approach to remote work.** Our recruitment process** 1. **Initial Interview**: Phone interview with our HR team for a first point of contact. 2. **Operational Interview**: You will meet with our CEO to discuss the financial, operational, and strategic aspects of the role and to assess your fit within the role. 3. **Complementary Interview**: A discussion with the CTO and Chief Revenue Officer with to validate your fit within CryptoNext’s culture and the strategic objectives of the position. ## Apply [Apply at Cryptonext Security](https://apply.workable.com/cryptonext-security/j/32906FF793/apply) --- Powered by [Workable](https://www.workable.com)