[Skip to main content](#main-content) [ OpenNash ](https://opennash.com/) / [Jobs](https://jobs.opennash.com/) [ 01 Search jobs](https://jobs.opennash.com/search/)[ 02 Companies](https://jobs.opennash.com/explore/)[ 03 Hiring report](https://jobs.opennash.com/reports/hiring/)[ 04 AI assistants](https://jobs.opennash.com/connect/)[ 05 How it works](https://jobs.opennash.com/methodology/) Constellation Energy · Coyote, California # 2027 Mechanical Engineering Intern - Metcalf Energy Center Coyote, California Full-time Early career Skilled Trades & Maintenance Listed on Constellation Energy’s official careers site. Posted October 29, 2026. Check that it is still open and apply there. [Apply on Constellation Energy’s careers site →](https://careers-constellationenergy.icims.com/jobs/141088/login) [OpenNash Jobs](https://jobs.opennash.com/) / [Constellation Energy](https://jobs.opennash.com/companies/constellation-energy/) / 2027 Mechanical Engineering Intern - Metcalf Energy Center ## Job description As the largest private-sector power producer in the world and the nation's largest producer of clean and reliable energy, Constellation is focused on our purpose: lighting the way to a brilliant tomorrow for all. We have been the leader in clean energy production for more than a decade, and we are cultivating a workplace where our employees can grow, thrive, and contribute. Now integrated with Calpine, our portfolio includes 55 gigawatts of capacity from nuclear, natural gas, geothermal, hydro, wind and solar facilities, with the generating capacity to power the equivalent of 27 million homes. ### Our culture and employee experience make it clear We are powered by passion and purpose. Together, we're creating healthier communities and a cleaner planet, and our people are the driving force behind our success. At Constellation, you can build a fulfilling career with opportunities to learn, grow and make an impact. By doing our best work and meeting new challenges, we can accomplish great things. Join us in meeting the country's energy needs today and tomorrow. We are currently seeking highly motivated Mechanical Engineering students for Engineering Internships for 2027 to work in person at our location in Coyote, CA – Metcalf Energy Center. These paid internships will last approximately 10 weeks starting June 7th, 2027 through August 13th, 2027. Interns will work on specific projects, designed to help them gain real-world, hands-on experience working independently under an assigned supervisor and technical mentor. ### Essential Duties and Responsibilities Assist Plant Engineer in day-to-day engineering tasks Assist Plant shift operations including local starting and stopping of equipment. Assist in Maintain shift operating logs and records when required. Read and record gauges and meters when required. Assist while under direct supervision by a qualified Calpine Employee with mechanical and electrical maintenance tasks, inspections, and troubleshooting. Assist in development of standard procedures for operations. Assist with Maintaining plant chemistry logs and records. Assist with the requisition spare parts inventory for plant equipment. Perform other duties as assigned while under the direct supervision of a Calpine employee. Report to and take day-to-day instructions, both written and verbal, from the Plant Engineer, Plant Manager and Operations Manager The above statements reflect the general details considered necessary to describe the essential functions of the job and are not to be construed as a detailed description of all the work requirements that may be inherent in the position Job Requirements: Pursuing a degree in Mechanical Engineering at an accredited college or university Juniornstanding, preferred. Legally eligible to work in the United States now and in the future for any company. Willingness to work outdoors, in field locations, in a "hands on" environment. Willingness to adhere to plant safety standards, procedures, and practices. Good comprehension of basic engineering practices. Good problem solving and analytical ability. Strong computer skills especially in the use of spreadsheet and word processing programs. Strong verbal and written communication skills. Good organization skills and attention to details are essential Must be flexible and able to work harmoniously with others in a dynamic environment. Must be able to self-start and manage multiple simultaneous tasks and priorities. Must have reliable transportation to and from work. ## At a glance - Posted by the employer: Oct 29, 2026 - First seen by OpenNash: Nov 1, 2026 - Last checked: Nov 1, 2026 - Listed for: 3 days - Location: Coyote, California - Employment type: Full-time[Apply on Constellation Energy’s careers site →](https://careers-constellationenergy.icims.com/jobs/141088/login) ## Hiring at Constellation Energy - Open jobs: 341 - New in the last 7 days: After two weekly collections - Tracked since: Jul 10, 2026 [All Constellation Energy jobs](https://jobs.opennash.com/companies/constellation-energy/) · [Weekly hiring report](/reports/hiring/) ## More jobs at Constellation Energy ### [Apprentice Plumber](https://jobs.opennash.com/companies/constellation-energy/jobs/fa08f0e650084f8bcb71/) Baltimore, Maryland ### [Drexel Mechanical Engineering Co-op (Spring/Summer 2027) - Eddystone, PA](https://jobs.opennash.com/companies/constellation-energy/jobs/6d0ba5ca43c20afcae14/) Eddystone, Pennsylvania ### [Dry Cask Storage Specialist](https://jobs.opennash.com/companies/constellation-energy/jobs/7dd9313933b75d0a8201/) Byron, Illinois +1 more ### [Dry Cask Storage Specialist](https://jobs.opennash.com/companies/constellation-energy/jobs/81422b624df79337816b/) Pottstown, Pennsylvania ### [Electrical Lab Technician](https://jobs.opennash.com/companies/constellation-energy/jobs/0d3a91888defb751a900/) Coatesville, Pennsylvania ## Similar jobs at other companies ### [Mechanical Engineering Manager - Stellar Energy](https://jobs.opennash.com/companies/trane-technologies/jobs/3116346c4eec989bb0d8/) Trane Technologies · Jacksonville, Florida, United States of America ### [barista - Store# 61428, 135TH & METCALF AVE](https://jobs.opennash.com/companies/starbucks/jobs/93dc3d0e8e72da50a93b/) Starbucks · Overland Park, Kansas, United States ### [Facility Engineering Energy Engineer](https://jobs.opennash.com/companies/kroger/jobs/4621e12a2dbfe8451c7e/) Kroger · Blue Ash, OH, United States ### [2027 Energy Engineering Intern](https://jobs.opennash.com/companies/trane-technologies/jobs/652a57cde473ae81f243/) Trane Technologies · Ashland, Virginia, United States of America ### [Mechanical Engineering Intern - Energy Storage (Summer 2027)](https://jobs.opennash.com/companies/vertiv-holdings/jobs/05213689896b7a450d2e/) Vertiv Holdings · Delaware, OH, United States OpenNash lists jobs from employers’ own careers sites and does not handle applications. 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