

Nation’s largest producer of clean, carbon‑free energy, supplying power and gas solutions nationwide.
14 hours ago
Entry-level
Internship
Clinton, Illinois, United States
Office Full-Time
Company Size
14,264 Employees
Service Specialisms
Sector Specialisms
We are seeking highly motivated engineering students for 2026 Engineering Internships at our nuclear site in Clinton, IL. These paid internships run for approximately ten weeks from June 1 through August 7, 2026, and interns will work on specific projects under an assigned supervisor and technical mentor to gain real‑world, hands‑on experience.
Candidates must be enrolled in a Bachelor’s or Master’s engineering program for the fall of 2026, with majors such as Electrical, Mechanical, Nuclear, Civil, or Chemical engineering. Minimum GPA requirements are 2.8 cumulative and 3.0 in the major, along with a track record of strong academic performance, eagerness to contribute to team‑oriented environments, and the ability to solve problems creatively and analytically. Excellent leadership, written and verbal communication, and interpersonal skills are also required.
Constellation will not provide visa sponsorship now or in the future; applicants must be legally authorized to work in the United States without current or future sponsorship.
We are dedicated to advancing diversity, equity, and inclusion, believing that a workforce reflecting our customers, partners, and communities drives success. Constellation offers a respectful workplace where every individual can grow and contribute at their fullest potential, providing the tools and resources needed for a successful career.