Bridge Engineer Intern

TT is hiring a Bridge Engineer Intern in Portland, ME. Posted September 28, 2026. Checked against the employer's posting on November 13, 2026.

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. Our Transportation practice includes Bridge and Structural Engineering, Civil Engineering, Resident Engineering and Inspection, Bridge Inspection, and Geotechnical Engineering.

We specialize in analysis, design, evaluation, monitoring, and rehabilitation for a wide variety of transportation infrastructure projects. We offer a wide range of expertise to support client needs for both new and existing transportation structures.

The Role We have an opportunity for an Engineer Intern for our Transportation Practice on our Bridge Team in Portland for the Summer of 2027. What You'll Do • Your day-to-day will have you working on designing projects or components of projects from conception through construction.

• Your daily tasks will have you conducting analyses, developing calculations, interpreting data, recognizing problems, and finding solutions. • You will be guided by corporate quality control standards within your discipline.

What You'll Bring • Pursuing an undergraduate in B.S. Civil or Structural Engineering. Master’s degree preferred. • Excellent academic record. • Experience in OpenRoads Designer is helpful but not required; familiarity with BIM is a plus.

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 & 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 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.

Thornton Tomasetti Global Terms of Use and Privacy Statement Carefully read these Terms of Use before using this website. Your access to and use of this website and application for a job at Thornton Tomasetti are conditioned on your acceptance and compliance with these terms.

Please access the linked document by clicking here , select the country where you are applying for employment, and review. Before submitting your application you will be asked to confirm your agreement with the terms.

To request a reasonable accommodation during the application process for this role, please contact talentconcierge@thorntontomasetti.com Beware Of Recruitment Fraud:  Scammers may attempt to impersonate Thornton Tomasetti.

Messages from our firm come only from the ThorntonTomasetti.com domain, Thornton Tomasetti does not use any third-party recruiters. When in doubt, please contact us through our web form here and see how you can protect yourself online here .