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Constellation Energy · Middletown, California

# 2027 Corrosion & Process Engineering Intern - Geysers

Middletown, California Full-time Early career Manufacturing & Production 

Listed on Constellation Energy’s official careers site. Posted October 23, 2026. Check that it is still open and apply there.
[Apply on Constellation Energy’s careers site →](https://careers-constellationenergy.icims.com/jobs/140391/login)

[OpenNash Jobs](https://jobs.opennash.com/) / [Constellation Energy](https://jobs.opennash.com/companies/constellation-energy/) / 2027 Corrosion & Process Engineering Intern - Geysers

## 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 Corrosion & Process Engineering students for 2027 internships.

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. These paid internships will last approximately 10 weeks starting June 7th, 2027 through August 13th, 2027. This job will be based at the Geysers power plant located at 10350 Socrates Mine Road, Middletown, CA 95461.

Essential Duties and Responsibilities may include: Assisting the Geysers Steamfield Optimization team with ongoing monitoring, evaluating, and optimizing of corrosion mitigation and steam scrubbing systems to achieve required steam purity. This will be done by gaining hands-on experience in engineering projects, potentially including:
- Evaluate scrubbing performance of existing equipment and identify best practices;
- Review corrosion effects in the field to identify causes of corrosion;
- Review database of pipe thickness and evaluate repair prioritization schedule;
- Assist corrosion engineer with evaluating test data and propose alternative test solutions.
- Model expected scrubbing performance of modified steam scrubbing designs.

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

Candidate should have completed coursework in their junior year in Engineering Science, including Chemical or Mechanical engineering coursework in Fluid Flow and Thermodynamics at an accredited college or university. Candidate will ideally be familiar with programming VBA in Excel. The candidate should also be willing to work as a team with good writing and communication skills. Intern must hold a valid driver’s license, and have the ability to drive mountainous, winding, narrow roads.

Work environment includes an office setting as well as outdoors in an industrial/power plant setting.

### Additional Job Requirements
- Strong work ethic and initiative
- Ability to work well in a team environment.
- Strong written and verbal communication skills.
- Good academic standing
- Legally eligible to work in the U.S. now and in the future for any company
- Strong verbal and written communication skills.
- Good problem solving and analytical ability.
- Strong organizational skills and attention to details.
- Must be able to work harmoniously with others. Work schedule is 4X10 (Monday – Thursday)

## At a glance
- Posted by the employer: Oct 23, 2026
- First seen by OpenNash: Oct 25, 2026
- Last checked: Nov 1, 2026
- Listed for: 9 days
- Location: Middletown, California
- Employment type: Full-time[Apply on Constellation Energy’s careers site →](https://careers-constellationenergy.icims.com/jobs/140391/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

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### [2027 Data & Digital Transformation Intern - Geysers](https://jobs.opennash.com/companies/constellation-energy/jobs/43e10eea522bf0318656/)

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### [2027 Environmental Intern - Geysers](https://jobs.opennash.com/companies/constellation-energy/jobs/f8f3b3e4da5f9bf8db6e/)

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### [2027 Geoscience Intern - Geysers](https://jobs.opennash.com/companies/constellation-energy/jobs/a4d38c349edda389b47d/)

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### [2027 Geothermal Production Analytics Engineering Intern - Geysers](https://jobs.opennash.com/companies/constellation-energy/jobs/f97849ec4f1c2ce12c50/)

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