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
Clarke Energy France (Groupe Rehlko) : Accélérateur de transition énergétique.
Avec un chiffre d’affaires de près de 80 millions d’euros en 2025, Clarke Energy France s’impose comme un acteur engagé et innovant de la transition énergétique. Notre ambition ? Préparer le monde de demain en misant sur des solutions globales de valorisation énergétique, au service de l’environnement et des énergies vertes.
Notre cœur de métier : l’installation et la maintenance multi-énergies, pour accompagner la décarbonation et améliorer la performance énergétique de nos clients.
Notre stratégie repose sur 4 piliers solides :
- La production et l’utilisation de gaz renouvelables : biométhane, hydrogène
- La capture et la valorisation du CO₂
- Cogénération et trigénération : production simultanée d’électricité et de chaleur à partir de biogaz, gaz industriels, etc.
- Le stockage d’énergie par batterie et le pilotage de microgrids intelligents
Nous sommes le distributeur en France des moteurs à gaz JENBACHER (de 250 kW à 9 MW) et des épurateurs TPI, pour le biométhane et le CO₂.
Notre promesse : des solutions clés en main, de l’ingénierie à la maintenance, en passant par la fourniture d’équipements haut de gamme et l’installation, avec une garantie de performance.
Nos clients ? Des leaders de l’énergie, de l’industrie (en France et à l’international), et du monde agricole. Notre moteur : leur offrir le meilleur service, durablement.
Vous aussi, vous voulez intégrer une entreprise qui investit pour les générations à venir ? Voici notre appel à candidatures : nous recherchons
Apprenti assistant.e chef de projet Energie H/F
Votre mission :
Vous participez à la réalisation de projets de dimensionnement et d’installation de centrale de production d’énergie à forte dimension technique dans un contexte industriel.
Un projet représente entre 600 K€ et 10milions d’euros.
Au sein d’une équipe de chargés d’études, vos missions, sous la supervision de la coordinatrice d’études ou d’un ingénieur projet seront les suivantes :
- Participer à la rédaction de cahiers des charges techniques
- Participer au dimensionnement des équipements avec l’appui ingénieur projet
- Consulter des fournisseurs,
- Participer à la négociation d’achats de prestations de sous-traitance et de fourniture
- Participer à des réunions de chantiers,
- Elaborer de manuels techniques pour nos installations (DOE)
- Préparer et suivre des tableaux de suivis financiers,
- Retraiter des plans sous Autocad,
- Participer à la gestion de la bibliothèque technique du Service Projet,
- Participer à la Gestion de planning projet
- Plus généralement, être le soutien technique sédentaire aux Ingénieurs projets
Les missions seront adaptées en fonction du profil et de l’expérience de la personne retenue.
Votre profil :
Vous êtes issu d’une formation Bac +3 minimum en Génie Thermique, Génie climatique/Energie ou Electricité, et vous poursuivez en master.
Vous êtes ouvert, enthousiaste, curieux et aimez le contact. Vous êtes autonome et disposez de bonnes qualités d’organisation du travail.
Vous maîtrisez des outils informatiques.
English below :
Your Mission
You will contribute to the design and implementation of power generation plant sizing and installation projects with a strong technical focus in an industrial environment.
Project values typically range from €600,000 to €10 million.
As part of a team of design engineers, and under the supervision of the Engineering Coordinator or a Project Engineer, your responsibilities will include:
- Contributing to the preparation of technical specifications and requirements documents.
- Assisting with equipment sizing and selection with the support of the Project Engineer.
- Consulting and liaising with suppliers.
- Participating in the negotiation of subcontracting services and equipment procurement contracts.
- Taking part in site and construction meetings.
- Preparing technical documentation and operation & maintenance manuals for our installations (As-Built Documentation / DOE).
- Preparing and monitoring financial tracking reports and project cost-control spreadsheets.
- Revising and updating drawings using AutoCAD.
- Assisting in the management and maintenance of the Project Department's technical documentation library.
- Contributing to project scheduling and planning activities.
- More generally, providing office-based technical support to Project Engineers.
Your Profile :
You hold at least a Bachelor's degree (Bac+3) in Thermal Engineering, HVAC/Energy Engineering, or Electrical Engineering, and are currently pursuing a Master's degree.
You are open-minded, enthusiastic, curious, and enjoy working with people. You are able to work independently and possess strong organizational and time-management skills.
You are proficient in the use of computer and digital tools.
About Us
Clarke 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 Clarke at https://www.rehlko.com/who-we-are. In addition to the investment in your development, Clarke offers a comprehensive package with competitive salaries and a range of additional benefits.Clarke 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, promote equal opportunities in every aspect of our process.Our Values
Curiosity – Seek, learn, share
Trust – Go farther together
Pace – Focus to go faster
Excellence – Find the win every day
Skills Required
- Bachelor's degree (Bac+3) in Thermal, HVAC/Energy, or Electrical Engineering and currently pursuing a Master's
- Ability to prepare technical specifications and assist with equipment sizing
- Experience or ability to revise and update drawings using AutoCAD
- Proficiency with computer and digital tools (project documentation, spreadsheets, technical library)
- Strong organizational and time-management skills; ability to work independently
- Willingness to participate in site meetings and liaise with suppliers/contractors
Rehlko Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Rehlko and has not been reviewed or approved by Rehlko.
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Fair & Transparent Compensation — Pay is considered fair-to-competitive across many roles, with professional tracks like project management, engineering leadership, and sales often aligning well with market levels. Role and geography differences are acknowledged but compensation is frequently characterized as good or competitive.
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Healthcare Strength — Health coverage is described as comprehensive and good value, including medical, dental, vision, mental‑health/EAP resources, and HSA‑compatible options. Cost and coverage are often portrayed as favorable in the U.S.
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Parental & Family Support — Paid parental leave provisions are emphasized for both birthing and non‑birthing parents. Additional family supports such as milk‑shipping services reinforce a family‑friendly offering.
Rehlko Insights
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What We Do
Rehlko is a global leader in energy resilience, delivering the solutions critical to sustain and improve life. Formerly, for more than 100 years as Kohler Energy, our teams have excelled, reliably meeting today’s energy needs while planning for tomorrow’s. Now, with a new name and increased focus, we are giving our customers more control over where energy is sourced and where it goes, from industrial applications to your own backyard. Our solutions give people the resilience they need to keep building a brighter future, together. At Rehlko, we innovate relentlessly because we know we don’t just offer energy solutions – we are creating an energy resilient world for a better future. We provide worldwide solutions thanks to our regional locations in NA, EMEA, LATAM, APAC, and India. Learn more about our products: Power Systems North America: https://www.powersystems.rehlko.com Power Systems EMEA: https://www.powersystems.rehlko.com/emea Engines: https://www.engines.rehlko.com Rehlko’s affiliated brands include Kohler Home Energy, Kohler Uninterruptible Power, Curtis Instruments, and Clarke Energy.
