Mechanical Engineering Intern - Summer 2026

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Bethesda, MD, USA
In-Office
Software • Design
The Role

Mechanical Engineering Intern

 

At Salas O’Brien we tell our clients that we’re engineered for impact. This passion for making a difference applies just as much to our team as it does to our projects. That’s why we’re committed to living our values every day: inspiring, achieving, and connecting as shared owners of our success with a focus on a sustainable future.


Building for the long-term means that all of our team members can expect to work on amazing projects with a people-first approach to problem solving. It also means that each member of our team has truly limitless potential to build a unique, meaningful, and high-impact career—and they’ll receive great total rewards along the way.


About Us:

Founded in 1975, Salas O’Brien is an employee-owned engineering and professional services firm focused on achieving impact for our clients, our team, and the world. We know that tomorrow’s requirements are today’s opportunities, and we are here to design lasting solutions for pressing challenges.


We work across a variety of industries providing integrated engineering and consulting services. Our specialized experience includes design for data centers, healthcare, science and technology, high-rise buildings, clean energy, education, and other building types as well as structural and building sciences, infrastructure asset management, advanced robotics, and more.


Our technical expertise is paired with an exceptional team of business development, human resources, finance and accounting, information technology, and marketing professionals, all of whom play a key role in bringing our commitments to life every day.


Job Summary:

While working under the supervision of Senior Engineers, the Mechanical Engineering Intern will provide engineering design, evaluation, planning and construction administration for healthcare, science and technology, education and commercial projects. 

 

In this role, you will:

  • Develop the engineering system of a given project based on scope of work and/or client’s RFP
  • Conduct existing building surveys and documentation of existing engineering systems
  • Prepare load calculations
  • Develop reports/studies

You will be a great fit if:

  • You are pursuing a Bachelor’s or Master’s degree in Mechanical or Architectural Engineering
  • You are proficient in Revit and MS Office
  • Have good communication and time management skills
  • Have an excellent work ethic and attitude

Location: Bethesda, MD


Equal Opportunity Employment Statement

Salas O’Brien provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state/provincial, or local laws. Salas O’Brien will accommodate the disability-related needs of applicants as required by law.

Qualifications Education Preferred Some college or better. Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities
This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights notice from the Department of Labor.

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The Company
HQ: Irvine, California
2,062 Employees

What We Do

Salas O’Brien is an employee-owned engineering and technical services firm focused on advancing the human experience through the built environment. Our team is engineered for impact™, helping clients achieve critical goals, advancing our team members through growth and opportunity, and operating at the center of important global issues, including sustainability and decarbonization. We are a top firm as ranked by Engineering News-Record and Consulting-Specifying Engineer, and we have appeared for over a decade on the Inc. 5000 list of North America’s fastest-growing private companies.

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