Executive Assistant

Executive Assistant – Hospital Leadership

Location: Boston, MA
Company: Sigma, Inc.
Duration: 6-Month Contract
Work Arrangement: 100% Onsite
Schedule: Monday–Friday, 40 hours per week, 7:30 AM–4:00 PM

Sigma, Inc. is seeking an experienced Executive Assistant to support two senior leaders, including the President of a hospital, in Boston, MA. This onsite, 6-month contract opportunity is ideal for a highly organized, proactive administrative professional with strong executive support, calendar management, meeting coordination, and Microsoft Office skills.

The successful candidate will demonstrate excellent judgment, discretion, and the ability to manage competing priorities while supporting high-level hospital leadership.

• Executive Calendar Management: Proactively manage executive calendars, prioritize appointments, resolve scheduling conflicts, and coordinate complex meetings.

• Meeting Coordination: Plan meeting agendas, coordinate logistics, manage online meetings, share presentation materials, and take meeting minutes.

• PowerPoint Presentations: Combine multiple PowerPoint presentations into a single deck, organize presentation materials, and present slides during in-person meetings.

• Executive Administrative Support: Prepare and edit correspondence, reports, memoranda, and other complex documents using independent judgment.

• Stakeholder Communication: Serve as a professional point of contact for internal and external stakeholders, including community leaders, government agencies, legal firms, and consulting partners.

• Confidential Information Management: Handle sensitive information with discretion and respond appropriately to confidential or high-visibility matters.

• Meeting and Travel Arrangements: Coordinate complex travel arrangements, meeting schedules, and presentation preparation.

• Reporting and Documentation: Compile reports, review data for accuracy, maintain organized files, and ensure executives have the necessary background materials.

• Relationship Management: Build and maintain effective working relationships with stakeholders across all levels of the organization.

• Recent experience as an Executive Assistant or Executive Administrative Assistant supporting senior executives.

• Preferably 3–5 years of executive-level administrative support experience.

• Strong experience managing executive calendars and proactively resolving scheduling conflicts.

• Proficiency in Microsoft PowerPoint, Excel, and calendar management tools.

• Experience coordinating meetings, planning agendas, managing online meetings, and preparing presentation materials.

• Ability to merge and organize PowerPoint presentations and assist with presenting slides during meetings.

• Excellent organizational, written communication, and interpersonal skills.

• Strong judgment, discretion, and the ability to handle confidential and sensitive information.

• Ability to manage multiple priorities in a fast-paced healthcare or corporate environment.

• Willingness to work 100% onsite in Boston, MA, during the specified schedule.

Candidates must have been separated from Beth Israel Lahey Health (BILH) for at least six months to be considered.