Job Description

At Constellation, a freshly independent and Fortune 200 company, we're providing energy and services to transform our future. Combining next generation technologies and product offerings with the country's lowest carbon generating fleet, our company is purpose-built to meet the challenges of the climate crisis.


Constellation has been the leader in clean energy production for more than a decade. Now we're speeding delivery of low-carbon or no-carbon power to help families, communities, governments, and businesses meet their sustainability and decarbonization goals. Constellation provides 10 percent of total clean power and 22 percent of clean baseload power in the United States and is the leading competitive retail supplier of energy products, services and clean energy solutions. The race is on to confront climate change, and no company is more ready to meet that challenge.


We are committed to advancing diversity, equity and inclusion and believe in attracting, retaining and advancing employees who will best serve and represent our customers, partners and communities. We provide a workplace that ensures mutual respect, where each individual has the opportunity to grow and contribute at their greatest potential. Constellation will provide you the tools and resources you need to design, build and power a successful career.


Join us as we accelerate the transition to a carbon-free future. Energize your career with Constellation.

We are currently seeking highly motivated business or related degree program students to work for our Commercial Team in 2026 Summer Internships located in Warrendale, PA. These paid internships will last approximately 10 weeks from June 1, 2026 &ndash August 7, 2026. As a Summer Intern within our Commercial Team, you will have the chance to work independently on projects that align with your academic background and career aspirations.

Minimum Qualifications:

• Currently pursuing a Bachelor's or Master's program in Mechanical Engineering, or related field.
• Must provide proof of enrollment in qualifying Bachelor&rsquos or Master&rsquos program for the duration of the 10 week summer internship program. An individual is not qualified to be an intern if their enrollment lapses during the internship period.
• Must provide proof of post-internship fall semester enrollment in post-secondary program if not actively enrolled in Bachelor&rsquos program at time of summer internship.
• Minimum GPA: 2.8 Cumulative / 3.0 Major.
• Eagerness to actively contribute within a team-oriented environment.
• Strong creative and analytical problem-solving skills.
• Excellent communication skills, both written and verbal, along with interpersonal abilities.

Constellation will not be providing visa sponsorship for this position now or in the future. You must have the ability to lawfully work in the United States without a need for current or future visa sponsorship.

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