Office Assistant

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

As the Office Assistant, you’ll be the face of our Boston office—supporting engineers, managing administrative tasks, and ensuring a welcoming, efficient workspace. This is a fully in-office, temporary position.

Responsibilities

• Coordinate RFPs/proposals with Marketing and track submissions in Microsoft Dynamics.

• Manage client follow-ups for proposals, contracts, and invoices.

• Provide administrative support on complex projects, including invoicing and expenses.

• Oversee office operations—greeting visitors, managing calls, and maintaining common spaces.

• Coordinate vendors, deliveries, and building maintenance.

Requirements

• 2+ years of experience in administration or team coordination.

• Proven ability to multitask, prioritize, and solve problems proactively.

• Strong interpersonal and communication skills.

• Proficiency in Microsoft Office Suite.

• Highly organized and adaptable to shifting priorities.

Compensation

The rate for this position generally is $25 - $30 hourly. This range is a good faith estimate provided pursuant to the Massachusetts Equal Pay for Equal Work Act and Equal Pay Transparency Rules. It is based on what a successful Massachusetts applicant might be paid and assumes that the successful candidate will be in Massachusetts or perform the position from Massachusetts. Similar positions located outside of Massachusetts will not necessarily receive the same compensation. Actual pay rates may vary from the range, as permitted by Massachusetts Equal Pay Transparency Law. Compensation offers will be based on various factors, including operational needs, individual education, qualifications and experience, work location and comparison to employee already in the role, as well as other considerations permitted by law. A potential new employee’s pay history will not be used in compensation decisions.

Benefits

Depending on your employment status, benefits may include:

• 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

Pursuant to the San Francisco Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records.

Thornton Tomasetti is proud to be an equal employment workplace. Individuals seeking employment at Thornton Tomasetti are considered without regards to age, ancestry, color, gender (including pregnancy, childbirth, or related medical conditions), gender identity or expression, genetic information, marital status, medical condition, mental or physical disability, national origin, protected family care or medical leave status, race, religion (including beliefs and practices or the absence thereof), sexual orientation, military or veteran status, or any other characteristic protected by federal, state, or local laws.

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