Service Technician

Why Work at Rehlko

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

Opportunity

You are a motivated and hands-on technician looking to develop your expertise in critical power systems within a data center environment.

Rehlko is expanding its activities in the Data Center market in Germany and is looking for a DC Site Technician to support operations at a key customer site in Frankfurt.

In this role, you will be part of the on-site technical team, contributing to the reliability and performance of critical equipment. You will work closely with experienced technicians, subcontractors, and the service coordination team to ensure high service quality and customer satisfaction.

Main missions

As a DC Site Technician, you will support daily technical operations and maintenance activities on site .

On-Site Technical Activities

• •Perform preventive and corrective maintenance on diesel generator systems and associated equipment
• •Assist in troubleshooting and fault diagnosis under guidance of senior technicians
• •Support first-level intervention during incidents or equipment failures
• •Ensure tools, spare parts, and work areas are properly prepared and maintained

Execution & Support

• •Execute maintenance and repair tasks according to Rehlko procedures and safety standards
• •Support subcontractors during interventions (mechanical, electrical, automation)
• •Follow site procedures including safety rules, permits, and LOTO requirements
• •Participate in testing activities and commissioning support when required

Coordination & Communication

• •Report daily activities to the DC Service Coordinator or senior technician
• •Provide clear and accurate service reports and intervention feedback
• •Maintain good communication with on-site teams and customer representatives
• •Escalate technical issues when needed

Profile

Technical Background

• •Good knowledge of diesel generators, engines, or electrical/mechanical systems
• •Basic understanding of electrical systems and technical drawings
• •Ability to follow troubleshooting procedures and technical instructions

Experience

• •2–5 years of experience in power generation, industrial maintenance, or technical service
• •Experience in critical environments (data centers, hospitals, utilities, etc.) is a plus

Soft Skills

• •Hands-on, proactive, and reliable
• •Strong attention to safety and quality
• •Team player with good communication skills
• •Willingness to learn and develop technical competencies
• •Ability to work in a structured and disciplined environment

Languages & Tools

• •German: fluent
• •English: basic to intermediate
• •Basic knowledge of MS Office and digital reporting tools

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 https://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.

Our Values

• Curiosity – Seek, learn, share
• Trust – Go farther together
• Pace – Focus to go faster
• Excellence – Find the win every day