Flagship Pioneering, Inc.Verified Source

Administrative Assistant, Biotech Executive Support

120K–145K
Onsite · Boston, Massachusetts
Posted August 12, 2026
payroll

Overview

You will provide high-quality administrative and operational support to the Chief Scientific Officer of Pioneering Medicines and the Research leadership team at Flagship Pioneering, a bioplatform innovation company. You will manage calendars, coordinate meetings and travel, plan events, and support day-to-day business operations in a fast-paced, collaborative environment. This role requires exceptional organization, sound judgment, and the ability to anticipate needs while managing multiple competing priorities. You will work directly with senior leadership and contribute to a culture of innovation and impact in human health and sustainability.

What You'll Do10

  • 1Manage calendars for several leaders, scheduling regular and one-off meetings with Outlook and Teams
  • 2Coordinate travel and expense reporting for leaders using Concur and other systems
  • 3Support meeting preparation by drafting agendas, compiling reports, and creating PowerPoint presentations
  • 4Drive department communications, including regular updates to colleagues and leadership
  • 5Plan and execute team events, Scientific Advisory Board meetings, offsites, and celebrations
  • 6Serve as point of contact for guests, managing their visits from start to finish
  • 7Troubleshoot minor technical issues with Teams glitches and conference room setups
  • 8Provide backup administrative support for the broader team during vacations and leaves
  • 9Optimize office space and support potential relocations to minimize disruption
  • 10Participate in special projects aligned with your interests and career goals

Requirements9

  • 13+ years supporting leaders or teams in a complex environment
  • 2Ability to work with minimal supervision and maintain high standards of confidentiality
  • 3Demonstrated flexibility and professional maturity to anticipate needs and prioritize tasks
  • 4Experience managing conflicting priorities and delivering critical assignments on time
  • 5Proficiency in Microsoft Office including Word, Outlook, Excel, and PowerPoint
  • 6Excellent written and verbal communication skills with attention to detail
  • 7Experience interacting with senior levels of leadership
  • 8Positive 'can do' attitude, team player, and responsive to requests
  • 9Ability to work in a fast-paced organization with competing priorities

Salary Insight

$120 - $145k per year

Location

Typeonsite
LocationBoston, Massachusetts

Required Skills

Microsoft OfficeCalendar ManagementEvent PlanningTravel CoordinationCommunication SkillsConfidentialityTeams Troubleshooting
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