[Hiring] Senior Administrative Assistant REMOTE USA

Position: Senior Administrative Assistant

Date Posted: 28th October 2026

Industry: Biotechnology | Healthcare Research

Employment Type: Full Time

Experience: 5+ Years

Qualification: Not Specified

Salary: $110,000 – $150,000 per year

Location: San Francisco, California, United States | REMOTE

Company: Magnet Biomedicine

Description:

Magnet Biomedicine is seeking a highly organized and experienced Senior Administrative Assistant to support its growing Clinical and Research teams. This role will provide executive, administrative, and operational support while helping coordinate key activities within a fast-growing biotechnology organization.

The successful candidate will work closely with senior leadership, HR partners, and operational teams to manage schedules, coordinate meetings and events, support recruitment activities, and handle confidential information with professionalism. This position is primarily remote, with preference given to candidates based in the San Francisco area due to the company’s expanding Clinical operations.

Key Responsibilities:

• Support the SVP, Research and additional executives with administrative and operational activities.

• Manage complex calendars across multiple time zones, prioritize meetings, and resolve scheduling conflicts.

• Coordinate domestic and international travel arrangements, including itineraries, accommodations, transportation, and meeting logistics.

• Prepare expense reports and assist with financial reconciliation activities.

• Handle confidential company and executive information with discretion.

• Coordinate interviews with HR teams, recruiters, hiring managers, and candidates to ensure a smooth recruitment process.

• Maintain communication throughout the hiring process and support recruiting-related projects.

• Organize Clinical Advisory Board meetings, research meetings, team events, and external engagements.

• Coordinate team off-sites, venues, catering, audio/visual requirements, travel arrangements, and meeting materials.

• Support special projects and administrative initiatives for Clinical and Research leadership.

• Provide administrative support coverage in partnership with the Office Manager during high-demand periods.

Requirements:

• 5+ years of senior administrative support experience, including support for senior executives or C-level leaders.

• Experience working in a fast-paced startup environment.

• Small biotechnology company experience is required; clinical operations support experience is preferred.

• Strong calendar management, travel coordination, and meeting/event planning skills.

• Highly organized with excellent attention to detail and ability to manage multiple priorities.

• Strong written and verbal communication skills.

• Ability to work independently in a remote environment across different time zones.

• Proficiency in Microsoft Office and SharePoint.

• Experience with Greenhouse or similar Applicant Tracking Systems is an advantage.

• Flexible, adaptable, and service-oriented approach with the ability to support changing business needs.

• Strong knowledge of:

    • Executive administrative support and calendar management

    • Travel coordination, events, and operational planning

    • Recruitment support and confidential information handling

Benefits:

• Competitive healthcare and employee benefits package.

• Remote work flexibility.

• Professional growth opportunities within a biotechnology organization.

• Supportive and collaborative work environment.

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