Executive Assistant to Chief Commercialization Officer and US General Manager

Join us as we transform immunology and deliver medicines that help autoimmune patients get their lives back. argenx is preparing for multi-dimensional expansion to reach more patients through a rich pipeline of differentiated assets, led by VYVGART, our first-in-class neonatal Fc receptor blocker approved for the treatment of gMG, and with the potential to treat patients across dozens of severe autoimmune diseases.

We are building a new kind of biotech company, one that maintains its roots as a science-based start-up and pushes our commitment to innovate across all corners of our business. We strive to inspire and grow our company, our partnerships, our science, and our people, because when we do, we deliver more for patients.

The Executive Assistant to the Chief Commercialization Officer (CCO), US GM and Administrative Community provides high level executive support while leading and advancing a community of administrative professionals who are in the United States. This role combines trusted partnership with a senior executive and leadership responsibility for developing scalable, modern administrative support capabilities.

The position is ideal for a seasoned Executive Assistant who brings strategic thinking, operational rigor, curiosity, innovative thinking and people leadership experience, and who thrives in fast paced, growth-oriented environments.

• Provide proactive, executive level administrative support to the CCO and US GM, including complex calendar management, domestic and international travel coordination, meeting preparation, communication handling, and project management
• Serve as a trusted advisor and partner to the CCO and US GM, anticipating needs, prioritizing effectively, and enabling efficient decision making
• Handle sensitive information with discretion, sound judgment, and professionalism

• Lead, mentor, and develop a community of administrative professionals, promoting high standards of service, accountability, innovation, impact and performance
• Support professional development through coaching, feedback, and performance development planning
• Partner with business leaders and the global administrative community to align support models with organizational priorities

• Drive continuous improvement of administrative processes, workflows, and tools to increase efficiency, consistency, and scalability
• Establish and promote best practices across the administrative function, leveraging technology and innovative approaches
• Champion digital enablement (example: AI) and modern productivity tools to simplify executive workflows (agenda prep, summaries, follow-ups, travel packs), with measurable impact on time saved and quality
• Continuously improve admin processes (calendar design, meeting hygiene, approvals) using data and feedback, report impact metrics to leaders quarterly
• Understand and operate within company policies
• Contribute to administrative talent planning and succession strategies

• Work closely with HR, Digital Technology, Facilities, and other partners to support onboarding and operational needs
• Advocate for the evolution of executive support from transactional tasks to strategic enablement through training, tools, and modern ways of working

• 10+ years of progressive administrative experience, including 4–6 years supporting senior leaders at the VP or C Suite level
• Prior experience leading, mentoring, or managing administrative professionals
• Strong executive presence with excellent written and verbal communication skills
• Demonstrated ability to manage multiple priorities in a dynamic, fast-paced environment.
• Proven experience in process improvement and project management.
• Advanced proficiency with Microsoft Office and collaboration tools (e.g., Teams, Zoom)

• Demonstrated curiosity for new tools and a track record of responsibly piloting and implementing to make work easier for leaders
• Evidence of process design (templates, checklists, playbooks) and change enablement (training peers, capturing learnings)

• Experience with procurement processes, expense management, and operational coordination.
• High degree of discretion and professionalism with confidential information.
• Bachelor’s or Associate’s degree preferred or equivalent professional experience

• Boston based role within office presence averaging two days per week
• This role will need someone who is flexible and understands that the position is not 9-5, given the leaders this role is supporting, and their schedules and travel
• Some domestic and international travel may be required

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For applicants in the United States:
The annual base salary hiring range for this position is $96,000.00 - $ USD. This range reflects our good faith estimate at the time of posting. Individual compensation is determined using objective, inclusive, and job-related criteria such as relevant experience, skills, demonstrated…