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.Through the delivery of innovative public transit and rail solutions, HNTB is partnering with transit authorities to better connect people and places in communities across the country. Our approach is built on a foundation of collaboration and combined with top industry expertise and unsurpassed technical excellence, HNTB is working alongside our clients and stakeholders to deliver rail and transit solutions that are shaping the future and making connections possible.
Our Chelmsford office is seeking Intern Engineers looking to help deliver some of the region’s biggest and most complex public transportation projects within Rail & Transit for Summer 2026.
This opportunity entails being responsible for assisting the Massachusetts Rail & Transit department on assigned project(s) by performing basic engineering related tasks which may reflect elements of standard post-secondary engineering curriculum.
Relocation and housing are NOT provided for these positions.
Available Opportunities in:
• Track Engineering
-Assists with rail layout and alignment studies
-Support grading and drainage design
-Help prepare drawings and calculations for track geometry
• Communications Systems
-Support design of fiber optic networks, radio systems, and data systems
-Assist with video surveillance, access control, and passenger information systems
-Help prepare CAD drawings, specifications, and cost estimates
• Signals and Train Control
-Aid in developing circuits for switches, signals, and crossings
-Support layout of signal blocks and interlockings
-Assist with safety documentation and compliance reviews
• Traction Power
-Support design of substations, switchgear, and power distribution systems
-Help prepare load flow and short circuit studies
-Assist with grounding and lighting designs for facilities
• Overhead Contact Systems
-Contribute to layouts of catenary systems and support structures
-Assist with material lists and construction drawings
-Support inspections and field surveys of existing OCS installations
What You’ll Do:
- Assists engineer teams in various tasks and duties.
- Assists Engineer with research, development and design of projects.
- Assists Engineer with the preparation of engineering drawings and documents as assigned.
- Performs other duties as assigned.
What You’ll Need:
- High School Diploma/GED or equivalent plus current enrollment in an accredited post-secondary engineering program
What You’ll Bring:
- An understanding of engineering, geometric, and algebraic principles at a basic level.
- Proficiency with Microsoft Office Suite.
- An understanding of introductory shop drawing and submittal procedures and requirements.
- The ability to perform basic engineering calculations.
- The ability to organize information for use in drawings or other documents.
- Strong communication and teamwork skills.
- Strong analytical and problem-solving skills, with attention to detail.
- Willingness to learn and take initiative in a dynamic work setting.
What We Prefer:
- Completion of 2 years of post-secondary engineering program including:
- Civil (Track Engineering or Overhead Contact Systems)
- Mechanical (Overhead Contact Systems)
- Electrical (Communications Systems, Signals and Train Control, or Traction Power)
- AutoCAD and/or MicroStation experience
- Strong interest in transportation and infrastructure
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.#LD#TransitAndRail.
Locations:
Chelmsford, MA (Lexington).
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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.
Top Skills
What We Do
At HNTB, we are committed to making connections possible and creating a better tomorrow. As an employee-owned infrastructure solutions firm, we believe that mobility plays an important role in helping to unlock a brighter future for communities everywhere. That's why we work to deliver innovative transportation systems and infrastructure solutions that connect people and expand opportunity.
Our approach is rooted in collaboration, and we work closely with our clients and partners to create innovative solutions that meet the unique needs of each community we serve.
With more than a century of service, we are working to build a future where everyone has access to safe, reliable and efficient transportation options. Professionals work alongside clients nationwide to address their most complex technical, financial and operational challenges — providing a full range of infrastructure-related services, including planning, design, program management and construction management. Together, we are making connections possible
