Executive Assistant

Executive Assistant

Company: Sigma Systems Inc. (Confidential Client)

Location: Boston, MA

Employment Type: Contract / Temporary

Work Arrangement: Onsite

Position Overview

Sigma Systems Inc. is seeking an experienced Executive Assistant to provide high-level administrative and operational support to senior leadership within a large, established healthcare organization.

This position requires an exceptionally organized, resourceful, and discreet professional who thrives in a fast-paced executive environment. The ideal candidate will have extensive experience supporting senior executives, managing competing priorities, coordinating complex schedules, and handling sensitive information with the highest degree of professionalism.

Key Responsibilities

• Provide comprehensive administrative support to senior executives, including complex calendar management, meeting coordination, travel arrangements, and correspondence.

• Serve as a professional point of contact for internal leadership, external partners, and other key stakeholders.

• Prepare and edit executive-level correspondence, reports, presentations, spreadsheets, and meeting materials.

• Coordinate leadership meetings, including scheduling, agenda preparation, logistics, documentation, and follow-up activities.

• Manage confidential communications, documents, and sensitive organizational information with discretion.

• Anticipate executive needs, prioritize competing requests, and independently resolve administrative challenges.

• Assist with special projects, research, reporting, and operational initiatives.

• Coordinate purchasing, expense documentation, vendor communications, and other administrative functions as needed.

• Maintain strong working relationships across departments and leadership teams.

Qualifications

• Demonstrated experience providing direct administrative support to senior executives or executive leadership teams.

• Exceptional organizational, communication, and time-management skills.

• Advanced proficiency with Microsoft Outlook, Word, Excel, and PowerPoint.

• Experience coordinating complex calendars, executive meetings, and travel arrangements.

• Excellent written communication skills, including preparing and proofreading professional correspondence.

• Proven ability to handle confidential and sensitive information.

• Strong judgment, professionalism, adaptability, and attention to detail.

• Ability to work independently, anticipate needs, and manage multiple priorities in a demanding environment.

• Experience within healthcare, higher education, financial services, or another complex organization is desirable.

About This Opportunity

This is an opportunity to support senior leadership in a professional, mission-driven environment. The position offers exposure to executive-level operations and the opportunity to contribute directly to organizational priorities.

Confidentiality Notice: Additional organizational details will be shared with qualified candidates as appropriate during the recruitment process.