Strategic Executive Assistant to Senior Leadership

Thornton Tomasetti; San Francisco (CA); On-site; USD 48,000 - 62,000; Full time

Benefits offered by this job

Medical Insurance

Dental Insurance

Vision Insurance

Life Insurance

AD&D

Disability Insurance

401k with Company Match

Tuition Reimbursement

Commuter Benefits

Paid Time Off

Family Leave

Volunteer Time

Job summary

Thornton Tomasetti is seeking an Executive Assistant to partner with the Office Director and Principal, delivering strategic administrative support in a fast-paced, collaborative environment. You will help keep operations running smoothly, acting as a liaison across leadership and ensuring priorities are executed with precision and professionalism.

Responsibilities include managing complex calendars, coordinating meetings and travel, and handling confidential information with discretion.

Qualifications

• Bachelor’s degree required; 5+ years supporting senior executives in a high-level role.
• Advanced Microsoft Office skills (Outlook, Word, Excel, PowerPoint).
• Exceptional communication, organization, and time management under tight deadlines.
• Proactive, collaborative mindset with strong judgment and attention to detail.
• Flexibility including availability outside standard business hours when needed.

Responsibilities

• Serve as a primary partner to senior leadership, managing calendars and day-to-day operations.
• Coordinate meetings, travel, communications, and materials (presentations, reports, etc.).
• Act as liaison between executives, internal teams, and external stakeholders.
• Handle confidential information with discretion and proactive problem solving.
• Support special projects and executive initiatives with strong organization and follow-through.

Skills

Calendar management

Executive liaison

Discretion & judgment

Communication

Time management

Problem solving

Collaboration

Education

Bachelor’s degree

Tools

Microsoft Office

Outlook

Word

Excel

PowerPoint

Job description

Thornton Tomasetti is seeking an Executive Assistant to partner with the Office Director and Principal, delivering strategic administrative support in a fast-paced, collaborative environment. You will help keep operations running smoothly, acting as a liaison across leadership and ensuring priorities are executed with precision and professionalism.

Responsibilities include managing complex calendars, coordinating meetings and travel, and handling confidential information with discretion.