INTERNSHIP DETAILS

Project Manager Internship Summer 2026 (Clarke)

CompanyRehlko
LocationWaukesha
Work ModeOn Site
PostedJanuary 5, 2026
Internship Information
Core Responsibilities
Interns will gain hands-on experience with the full project process, from initial design through construction and final startup. They will work with teams involved in mechanical, electrical, or energy systems.
Internship Type
full time
Company Size
1308
Visa Sponsorship
No
Language
English
Working Hours
40 hours
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About The Company
Clarke Energy, a Rehlko company, specialises in energy efficient, low carbon and flexible energy systems. Projects we deliver include those incorporating gas engines, biogas upgraders, battery energy storage systems, carbon dioxide capture and heat pumps. Clarke Energy is a Rehlko company, formerly Kohler Energy. Rehlko is a global leader in energy resilience delivering the solutions critical to sustain and improve life.
About the Role
Why Work at Clarke

Our work is guided by our purpose: creating an energy-resilient world for a better future. This purpose embodies the legacy we bring, with more than 100 years as the global leader in energy resilience, delivering solutions critical to sustain and improve life.

Our teams have the opportunity to provide a critical resource – energy – that ensures safety, security, and independence for people around the world. Our team members are focused on pushing boundaries, continuing to innovate in an ever-changing landscape, and keeping up with the pace required to create solutions for today’s world demands.

Our product range includes engines, generators, power conversion, UPS systems, EV components and electrification solutions, microgrid controls and management, and clean energy solutions that serve a broad spectrum of OEM, residential, industrial, and commercial customers. At Rehlko, you have the freedom to identify, create, and deliver solutions – large and small – that help people and communities thrive in the moments that matter.

At Rehlko, our team members are the essential energy that powers our organization’s success. We are committed to fostering a safe and sustainable work environment where safety is everyone’s responsibility. We empower every team member to actively participate in our Zero Is Possible safety culture by encouraging open communication, proactively reporting hazards, following protocols, and suggesting improvements. Join us in creating an energy resilient world for a better future!

What We Offer

At Rehlko, our Total Rewards programs are designed to accelerate growth, energize performance, and support a culture of inclusion at every stage of life and work. We offer total rewards that are easily understood, recognize results, enable career mobility, and reflect our commitment to valuing diverse needs in a fast-moving world. We provide:

  • Competitive compensation and benefits

  • Work-life flexibility

  • Recognition and rewards

  • Development and career opportunities

  • A safe and inclusive workplace

Why You Will Love this Job

What Sets Our Early Talent Program Apart?

Our Early Talent Program is designed to be a transformative experience—providing real impact, professional growth, and meaningful connections. Here’s what makes it exceptional:

Personalized Mentorship

  • One-on-one guidance from industry leaders committed to your growth.

Impactful Projects

  • Hands-on work that directly contributes to Rehlko’s purpose of building an energy-resilient future.

Professional Development

  • Access to workshops, training, and networking opportunities that accelerate both your skills and career readiness.

Inclusive Culture

  • A inclusive, collaborative environment where every perspective is valued and every voice matters.

Continuous Feedback

  • Regular coaching and check-ins to support your learning and long-term development.

The Unique Spark You Bring

  • Enrollment Requirement: Must be a junior, senior, or graduate student enrolled in an accredited college, university, or master’s program for the duration of the term. Must be authorized to work in the United States now and in the future.
  • Skill Proficiency: Candidates should bring strong attention to detail, clear communication skills (written and verbal), and the ability to manage multiple priorities effectively.
  • Gain hands-on experience with the full project process—from initial design through construction and final startup.
  • Work with teams involved in mechanical, electrical, or energy systems; exposure to power generation or construction projects is a plus.
  • Learn how real-world engineering projects move from concept to completion


 

About Us

Rehlko proudly offers a rich history steeped in creativity and commitment to our associates and communities, along with competitive benefits and compensation. Our Purpose—Creating an energy resilient world for a better future—and Values: Curiosity, Trust, Pace, and Excellence, are important cultural components that shape the way we work and relate to one another. Learn more about Rehlko at http://www.rehlko.com/who-we-are.

In addition to the investment in your development, Rehlko offers a benefits package including a competitive salary, health, vision, dental, 401(k) with Rehlko matching, and more!?

Rehlko is an equal opportunity employer that prohibits discrimination and will make decisions regarding employment opportunities, including, but not limited to, hiring, job assignment, compensation, promotion, benefits, training, discipline, and termination, without regard to race, creed, color, ethnicity, religion, sex, pregnancy, childbirth, or related medical conditions, genetic information, age, national origin, citizenship, ancestry, caste, mental or physical disability, marital or familial status, sexual orientation, gender identity or expression, genetic information, political belief or affiliation, union membership status, military status, veteran status, or any other characteristic protected by national, state, local, or other applicable laws.

Americans with Disabilities Act (ADA)

 It is the policy of Rehlko to comply with all applicable provisions of the Americans with Disabilities Act (ADA) and corresponding national, state, local, or other applicable laws. Rehlko will not discriminate against any qualified associate or applicant with respect to any terms, privileges, or conditions of employment because of a person's physical or mental disability. Rehlko will provide a reasonable accommodation to associates or applicants with disabilities, in accordance with applicable laws. If you have a disability and require an accommodation in the application process or during the course of employment, please contact EnergyJobs@rehlko.com. Rehlko is an equal opportunity/affirmative action employer.

Our Values

Curiosity – Seek, learn, share

Trust – Go farther together

Pace – Focus to go faster

Excellence – Find the win every day

Key Skills
Attention To DetailClear CommunicationProject ManagementMechanical SystemsElectrical SystemsEnergy Systems
Categories
Management & LeadershipEngineeringEnergyConstructionEnvironmental & Sustainability
Benefits
Health InsuranceVisionDental401(k) with Rehlko Matching