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Salary
≈ $34k – $57k per year (Estimated)
Location
In office (Mount Pleasant)
Seniority
Intern
Employment
Internship

Confirmed on the employer's own hiring board on Oct 27, 2026. First seen by Alion on Oct 19, 2026.

Overview
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Impact
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Headquartered in Irvine, California, Salas O'Brien is an employee-owned engineering and technical consulting firm specializing in comprehensive building design, facility planning, and infrastructure solutions. The company provides multidisciplinary expertise spanning mechanical, electrical, and plumbing (MEP) engineering, structural design, commissioning, and sustainability consulting across sectors including data centers, healthcare, clean energy, and education. Through an expansive network of offices across North America, it delivers integrated technical services engineered to optimize operational efficiency and enhance the resilience of the built environment.

Engineering Intern - Charleston, SC

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: The Engineering Intern will assist engineers in drafting and other miscellaneous tasks to include general office clerical work. They may perform field work to document existing conditions

Responsibilities:

  • Assist engineers in drafting and other miscellaneous tasks to include general office clerical work.
  • May perform field work to document existing conditions

Qualifications and Experience:

  • Educational Background: Pursuing degree in Electrical or Mechanical Engineering or an Architectural Engineering Degree

Other Skills / Abilities

  • Excellent communication skills both written and verbal.
  • Excellent Customer service capabilities.
  • Ability to work more than 40 hours per week to meet project deadlines.
  • Ability to drive to project sites.
  • Must have a valid driver’s license.
  • Able to work in the United States.
  • Process correspondence efficiently, accurately and confidentially.
  • Work independently and in a team environment.

Machine/Equipment/Computer/Software Requirements

  • Knowledge of Microsoft Office
  • Revit
  • Mechanical or electrical support software

Location: Charleston, SC

Travel: May occasionally travel to off-site locations

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, colour, 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.

Third-Party Agency Notice

Salas O’Brien does not accept unsolicited resumes from external recruiters or agencies. We only work with approved partners engaged directly by our Talent Acquisition team for specific searches. Unsolicited submissions will not be eligible for placement fees.

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