Senior Administrative Assistant

About Magnet Biomedicine

Magnet is a biotechnology company pioneering the discovery of oral molecular glues - small molecules that induce proximity between proteins to modulate their function. Our proprietary TrueGlue(TM) platform is designed to address hard-to-drug targets across cancer and immune-mediated diseases.

With support from ARCH Venture Partners, Newpath Partners, Taiho Ventures, and Eli Lilly, Magnet is advancing internal programs in oncology, immunology, and inflammation. Magnet has also entered into a collaboration and license agreement with Eli Lilly to discover, develop, and commercialize specific molecular glue therapeutics in oncology.

Position Summary

We are seeking a highly organized Senior Administrative Assistant to support our growing Clinical and Research teams. Reporting to the VP, Operations, this role will initially focus on supporting the growth and day-to-day operations of our Clinical and Research organizations, including executive support for the SVP, Research. As the company grows, the role will expand to provide administrative and operational support to additional leaders.

This role will partner closely with the Chief Medical Officer, Office Manager, and HR/recruiting partners to coordinate interviews, clinical and research meetings and events, workspace and meeting logistics, team travel, and other operational needs. The ideal candidate is a highly capable operator who anticipates needs, exercises sound judgment, solves problems proactively, and brings a high level of professionalism, discretion, and service to their work.

This position is primarily remote. Candidates based in the San Francisco Area are strongly preferred given the growth of our Clinical organization in the region. The role requires availability during Pacific Time business hours, with flexibility for occasional support during Eastern Time based on business needs.

Responsibilities

Talent Acquisition Support

• Coordinate interviews for Magnet’s growing hiring plan in partnership with HR, hiring managers, and recruiting partners, ensuring a seamless and positive candidate experience.
• Maintain strong communication with candidates, interviewers, recruiters, and hiring teams throughout the interview process.
• Support recruiting-related projects and administrative needs as the company continues to scale.

Executive Support

• Provide administrative support to the SVP, Research and, as the company grows, additional executives and leaders.
• Manage calendars across multiple time zones, proactively identifying conflicts, prioritizing requests, and making recommendations to ensure leaders can focus on high-priority work.
• Coordinate domestic and international travel, including complex itineraries, accommodations, ground transportation, and meeting logistics.
• Complete expense reporting and reconciliation.
• Handle confidential and sensitive information with discretion and professionalism.

Clinical & Research Operations Support

• Coordinate logistics for meetings and events, including Clinical Advisory Board (CAB), KOL, patient advocacy, and other external engagements.
• Coordinate West-Coast team meetings, off-sites, and events, including scheduling, venue selection, catering, AV, travel, accommodations, agendas, and meeting materials.
• Support special projects and other administrative initiatives that enable Clinical and Research leaders to execute their priorities.

Partner with the Office Manager to provide administrative and operational coverage during vacations and other periods of high demand.

Qualifications

• 5+ years of senior administrative support experience, including supporting senior and/or C-level leaders.
• Experience in a fast-paced startup environment; small biotech experience required; clinical operations support preferred.
• Strong calendar management, travel coordination, and meeting/event planning skills.
• Highly organized, detail-oriented, proactive, and able to manage competing priorities with sound judgment.
• Excellent written and verbal communication and strong interpersonal skills.
• Comfortable working independently in a primarily remote, fast-moving environment across time zones.
• Proficiency with Microsoft Office and SharePoint required; Greenhouse or similar ATS experience preferred.
• Flexible and adaptable with a strong service mindset and willingness to support evolving business needs.