Internships in Charleston, South Carolina, United States

Stantec's multi-disciplinary office in Charleston and Columbia, SC has an opportunity for a highly motivated Civil/Transportation Engineering Intern. This position offers work as a member of our Transportation Group in a team environment with exposure to roadway and traffic engineering projects.

POSITION OVERVIEW: As a Civil Engineering Intern at LJA Land Development , you will be able to explore our exciting and entrepreneurial culture will allow you to think creatively, solve problems, and meet the needs of our clients daily

Gulf Stream Construction Company is seeking a Site Construction Intern to support operations and growth across its Charleston, SC and Savannah, GA locations. The intern will work hands-on with estimators, project managers, and superintendents on active projects, gaining exposure to the estimating and project management side of the construction industry.

GMC has an opening for Engineering Intern (Clemson University) to support on-going projects in the Charleston , Columbia, and Greenville , SC offices. This internship will provide students with the opportunity to prepare reports, site plans, permit documents, construction schedules, and work on a variety of projects and assignments.

College Financial Representatives in the internship program at Northwestern Mutual are provided guidance, connection, and a framework for building an integrated financial planning practice from the ground up. Our college financial representatives, who come from varying academic backgrounds and experiences, begin to build a financial planning practice while engaging local and nationwide experts, exclusive financial products, and the support of a Fortune 500 company.

This Co-Op position works in the Bosch Charleston Measurement and Calibration Laboratory. The student will be guided by the Senior Metrology Engineer and technician team in the laboratory and on the production floor.

Kimley‑Horn Civil Engineering team in Charleston, South Carolina provides consulting and design services for transportation infrastructure. Interns support pre‑construction design, planning, permitting, and analysis using technical software while collaborating with project managers and multidisciplinary teams.

This internship is for Engineering Students with an interest in Civil Engineering for the Summer 2026 season. In this role, interns will gain insight into various aspects of engineering including design, forecasting, and modeling.

Heirloom Cloud offers a competitive internship for students and recent graduates eager to gain real‑world experience in cloud technology, front‑end development, UI/UX design, data analytics, SEO, digital marketing, social media, sales enablement, customer success, and fulfillment operations. Interns receive a customized training plan, flexible Monday‑to‑Friday hours, and mentorship from industry professionals.

The Civil Engineering Internship - Summer 2027 at Timmons Group is based at the Charleston, SC office and reports within the Multiple division. Interns gain practical experience working alongside seasoned professionals on real projects, exploring diverse career paths in civil engineering.

Commercial Banking Internship Program at SouthState Bank offers a 10‑week immersion into commercial banking operations and client solutions. Interns conduct market research, financial analysis, and support loan documentation while collaborating with relationship managers and credit analysts.

Kimley-Horn is seeking Landscape Architecture students to join its Charleston, South Carolina (SC) office. The intern will use technical software to analyze, produce, and QC deliverables, contributing to site planning, urban and landscape design, and graphic and technical production across land planning, redevelopment, residential, streetscapes, parks, and public infrastructure projects.

Having graduated within the past 12 months or currently attaining a Bachelor’s or Master’s Degree in Logistics or in a related Engineering field required

Hoffman Mechanical Solutions (Hoffman & Hoffman, Inc.) is a Southeast-based commercial HVAC equipment and control systems provider seeking a Summer Engineering Sales Intern to support sales engineering efforts. The intern will apply technical acumen and sales strategy to maximize equipment sales, build customer relationships, manage opportunity pipelines, and educate clients on product specifications and pricing across multiple Southeast locations.

We are investing in the next generation of veterinary doctors by offering a flexible externship program that spans two to eight weeks, typically two or three. Students work alongside our veterinary team, gaining hands‑on experience in small animal care, diagnostics, surgery, and client communication.

**Join our dynamic Logistics Packaging Design / Engineering (LOD) team at our state-of-the-art Charleston, SC production facility and make a real-world impact. ** This role is designed for an individual eager to apply their academic knowledge to real-world production challenges, directly impacting the efficiency, quality, and sustainability of our inbound and outbound packaged products.

As a Mercer Advisors summer 2027 intern, you will work collaboratively with fellow colleagues at Mercer Advisors to provide and ensure the highest level of service and positive experience for our clients. Applicants should have strong verbal and written communication skills with a background and/or an interest in client service, financial planning and/or sales.

As an Intern/Co-op, you will work in a team environment and have exposure to water infrastructure projects which may include dams, levees, transportation structures, solid waste landfills, coal combustion residual (CCR) units, water/wastewater piping, pump stations, treatment facilities, stormwater infrastructure etc. Candidates should be highly motivated and dependable who are taking or have taken civil engineering courses.

Northwestern Mutual's College Financial Representative Internship Program in Charleston, SC, provides guidance and a framework for building an integrated financial planning practice from the ground up. Interns prospect and network, develop business strategies, call on potential clients, prepare financial plans, and engage in weekly coaching and training while working a flexible schedule around classes.