High School Intern: Civil Engineering - Fall 2026

What We're Looking For At HNTB, you can create a career that is meaningful to you while building communities that matter to all of us. For more than a century, we have been delivering solutions for some of the largest, most complex infrastructure projects across the country. With our historic growth, it is an exciting time to join our team of employee-owners. This opportunity entails, while under close supervision and review, the intern will assist assigned department(s) and/or project(s) by performing basic engineering-related, computer assisted drafting and design (CADD) and administrative support tasks reflective of Science, Technology, Engineering and Math (STEM) education at high school Junior and Senior level. Our Chelmsford, Massachusetts office is seeking a High School Intern for an opportunity in Fall 2026. This opportunity will be during the school year and students are required to go into the office full-time during the co-op program. What You’ll Do:

• Under close supervision and review, the intern performs basic engineering calculations and related tasks.
• Assists engineers and/or technicians in organizing information for use in drawings or other documents.
• Utilizes computer aided drafting to assist in the preparation of CADD plans.
• Assists engineers in various tasks including writing, report creation, data analysis, presentation development and other administrative support tasks.
• Performs other duties as assigned.

What You’ll Need:

• Current enrollment in Junior or Senior year of High School

What We Prefer:

• Current enrollment in Senior year of High School
• Self-starter and ability to work independently
• Interest in studying Mechanical or Civil Engineering in a college program

Additional Information Click here for benefits information: HNTB Total Rewards Click here to learn more about Equal Opportunity Employer/Disability/Veteran Visa sponsorship is not available for this position. \#MD . Locations: Chelmsford, MA (Lexington) . . . . . . . . . The approximate pay range for Massachusetts is $17.93 - $26.90. Please note that the pay range provided is a good faith estimate for the position based on all selected locations within the state at the time of posting. Actual compensation will be dependent on factors, including but not limited to, the individual’s qualifications, experience, knowledge, skills, and abilities as well as physical work location within the state. . . . . . . . . . . . . _NOTICE TO THIRD-PARTY AGENCIES:_ _HNTB does not accept unsolicited resumes from recruiters or agencies. Any staffing/employment agency, person or entity that submits an unsolicited resume to this site does so with the understanding that the applicant's resume will become the property of HNTB. HNTB will have the right to hire that applicant at its discretion and without any fee owed to the submitting staffing/employment agency, person or entity. Staffing/employment agencies who have fee agreements with HNTB must submit applicants to the designated HNTB recruiter to be eligible for placement fees._ Job Type: Intern Full/Part Time: Part time Job Category: Administration Group ReqID: R-31262 #college

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HNTB agrees to post in conspicuous places, available to employees and applicants for employment, this Affirmative Action Policy. HNTB is a federal contractor subject to Section 4212 of the Vietnam Era Veterans’ Readjustment Assistance Act of 1974, as amended (“Section 4212”) and Section 503 of the Rehabilitation Act of 1973, as amended (“Section 503”). Accordingly, it is HNTB’s policy to take affirmative action to employ and advance in employment protected veterans (disabled veterans, recently separated veterans, Armed Forces Service Medal veterans, or active-duty wartime or campaign badge veterans) and individuals with disabilities at all levels of employment, including the executive level. HNTB also will provide reasonable accommodation to known physical or mental limitations of an otherwise qualified employee or applicant for employment with a disability, unless the accommodation would impose undue hardship on the operation of HNTB. In order to request a reasonable accommodation, employees should contact the HR Solutions Center at General Policy Inquiry - Employee Center and applicants should contact ReasonableAccommodations@HNTB.com. HNTB will recruit, hire, train, and promote individuals in all job titles, and will ensure that all other personnel actions are administered, without regard to an individual’s protected veteran or disability status. All employment decisions will be based only on valid job requirements. In addition, employees and applicants shall not be subjected to harassment, intimidation, threats, coercion, or discrimination because they have engaged in or may engage in any of the following activities: (1) filing a complaint; (2) assisting or participating in an investigation, compliance evaluation, hearing, or any other activity related to the administration of any Federal, State, or local law requiring equal opportunity for protected veterans or individuals with disabilities; (3) opposing any act or practice made unlawful by Section 4212, Section 503, their implementing regulations, or any other Federal, State, or local law requiring equal opportunity for protected veterans or individuals with disabilities; or (4) exercising any other right protected by Section 4212, Section 503, or their implementing regulations. The non-confidential portions of the affirmative action program for protected veterans and individuals with disabilities shall be available for inspection upon request by any employee or applicant for employment. These plans are available for review upon request during normal business hours. Any questions or requests to review should be directed to your Human Resources Partner. As Chief Executive Officer, I fully support our affirmative action program and am committed to the implementation of the company’s affirmative action policy. I have delegated overall responsibility for this policy to the Business Integrity Director. The Manager of HR Compliance & Immigration is responsible for the implementation, auditing, and reporting of this policy and program, assisted by the office’s Human Resources Partner. HNTB employees must comply with this policy and report any violations of illegal discrimination, as specified in the Integrity Reporting policy. For Questions or Additional Information For more information on this policy, please contact the HR Solutions Center, General Policy Inquiry - Employee Center, 888-400-4682. Robert J. Slimp, CEO