Executive Assistant

Thornton Tomasetti • San Francisco, CA

2d • $35 - $45 • Remote

About The Position

Thornton Tomasetti applies engineering and scientific principles to solve the world’s challenges. An independent organization of creative thinkers and innovative doers collaborating from offices worldwide, our mission is to bring our clients' ideas to life and, in the process, lay the groundwork for a better, more resilient future. We provide support and opportunities to our employees to achieve their full potential and cultivate a rewarding career. The Role The Executive Assistant is a trusted partner to the Office Director and Principal, providing strategic and administrative support in a fast-paced, collaborative environment. This role is central to keeping operations running smoothly, acting as a liaison across leadership, and ensuring priorities are executed with precision and professionalism.

Requirements

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

Responsibilities

• Serve as a primary partner to senior leadership, managing complex calendars, priorities, and day-to-day operations
• Coordinate meetings, travel, communications, and materials (presentations, reports, and correspondence)
• Act as a liaison between executives, internal teams, and external stakeholders, ensuring seamless communication
• Handle confidential information with discretion while proactively anticipating needs and solving problems
• Support special projects, outreach efforts, and executive initiatives with strong organization and follow-through

Benefits

• Medical, Dental, Vision, Life, AD&D, Disability and other voluntary benefits
• Flexible Spending Accounts for Medical and Childcare
• Paid Time Off, Family Leave for New Parents, Volunteer Time
• Tuition Reimbursement
• Commuter Transit (where available)
• 401k retirement savings with Company matching on employee contributions and/or qualified student loan repayments
• Fitness Reimbursement
• And other various wellness, diversity/inclusion and employee resource programs and initiatives

What This Job Offers

• Job Type: Full-time
• Career Level: Executive