Technical Support Expert - Energy Storage Systems

Join Schneider Electric – We are your Energy Technology Partner 

Join Schneider eStar and help shape the future of sustainable energy. As a strategic joint venture between Schneider Electric and StarCharge, we combine global expertise in energy management with cutting-edge innovation in energy storage and EV charging. Together, we're accelerating the energy transition across Europe through smart charging solutions, advanced energy storage systems, and intelligent energy management platforms. Be part of a fast-growing company driving the future of clean energy. 

In this role as Technical Support Expert (f/m/d) - Energy Storage Systems (ESS), you will serve as the final escalation point for complex technical challenges across our ESS portfolio. You’ll ensure system reliability, drive customer satisfaction, and proactively prevent future issues by turning field insights into scalable improvements. This position offers a unique opportunity to collaborate with international R&D teams and influence the evolution of our global service capability. Do you want to create real value through your work and actively shape the future of energy and industry? 

All key information at a glance: 

• When and where? Immediately, in Raunheim (near Frankfurt)
• Duration: Permanent 
• Vacation: 30 days
• Weekly hours: 40 hours
• Your contact person? Larissa Niederberger as Senior Talent Acquisition Business Partner

Our Benefits:

• Permanent employment contract with one of the world’s most sustainable companies.
• Meaningful work: Be part of a Green Company committed to responsibility, sustainability, and making a positive impact.
• Innovation: We don’t just keep pace with change—we help shape the future.
• Cutting-edge technologies and services that drive progress and deliver real value.
• Purpose-driven solutions: Our technologies and services contribute to a more sustainable world.

Your Role & Mission: 

• Lead root cause analysis for escalated issues involving high power electronics, control logic, and embedded software‑cause analysis for escalated issues involving high‑power electronics, control logic, and embedded software
• Troubleshoot system level problems across PCS, BMS, and control units‑level problems across PCS, BMS, and control units
• Diagnose integration issues with cloud platforms, EMS controllers, and third-party systems via LAN or Modbus‑party systems via LAN or Modbus
• Serve as main technical bridge between European support teams and global R&D for ESS topics
• Ensure all support activities meet established SLAs
• Monitor ESS fleet performance to identify systemic issues early and prevent escalations
• Analyse support data to uncover recurring faults, trends, and improvement opportunities
• Act as ESS Subject Matter Expert by developing and maintaining technical documentation and Knowledge Base content
• Mentor L2 support engineers to strengthen team capability

Your Mindset:

• Bachelor’s degree in electrical engineering, power electronics, automation, or a related technical field
• Experience in L2/L3 technical support, field service, or engineering roles within ESS, PCS/inverter, or large-scale UPS environments
• Solid understanding of battery technologies, BMS logic, and AC/DC power conversion and familiarity with high-voltage DC systems and 400V AC grid integration
• Experience with industrial communication protocols (Modbus, LAN/IP) and cloud-based monitoring platforms
• High-voltage safety certification or training is considered a strong advantage
• Excellent communication skills with a fluency in English; additional proficiency in German, French or Chinese is an asset
• Valid EU driving license and willingness to travel (less than 10%)

Your next step? Apply online!

Apply now, even if you don’t (yet) meet all the requirements. We look forward to getting to know you! Please upload your CV including salary expectations.

Learn more:

Find us on Instagram at @schneiderelectric_karriere to stay up to date.

Everything about Schneider Electric as an employer can be found here:

https://www.se.com/de/de/about-us/careers/overview.jsp

Note: Schneider Electric does not accept unsolicited applications from recruitment agencies. If Schneider Electric considers a candidate whose profile was submitted by an agency without a valid agreement, no claims can be made against Schneider Electric.

#LI-LN2

At Schneider, we believe that every employee is a talent who deserves equal opportunities. This means you matter. Every individual needs to feel valued, supported, and treated fairly to do their best work.

Our Total Rewards is our way of saying: “We see you. We value you”. It’s more than just pay and benefits- it’s a meaningful investment in you. It is designed for you to perform, grow, feel safe, and elevate your potential to shine as an impact maker.

For this position, the starting annual salary is EUR 72'800 per year and includes a variable component. It applies to candidates who meet the requirements of the role. Any adjustment to the compensation is based on objective, gender-neutral criteria, in particular qualifications and relevant professional experience. The stated figure refers to full-time positions, and salary ranges are aligned with market benchmarks.

Schneider Electric is there when it matters most to you

Our Total Rewards package outlines all the benefits and support you’ll enjoy as part of the Schneider Electric team:

Care for Yourself and Your Family. We ensure you feel secure with benefits that help you and your family thrive: health and life insurance, paid time off, parental and care leave, flexible work options, support for chronic conditions, and confidential counseling for life’s challenges with our employee assistance program partner.

Invest and Plan Your Future. We help you plan and invest for the future with competitive pay and programs: your base salary, short-term incentives or sales incentives, opportunities to own company shares, and retirement savings plans for your future.

Grow Your Skills and Career. We commit to helping you grow with ongoing performance and development conversations, Senior Talent Program, global career opportunities, access to our Schneider Career Hub for new positions, projects, and mentors, and learning platforms like Coursera to equip you with the skills for today and tomorrow.

Team Up in the Workplace. We encourage teaming up through project opportunities on the Schneider Career Hub, smart ways to collaborate, celebrating contributions via a recognition program, sharing your voice in our engagement survey, and fostering an inclusive, caring workplace.

Support Your Community. We make a difference in your community with volunteer leave, programs through the Schneider Electric Foundation, and initiatives that support youth education.

Looking to make an IMPACT with your career?

When you are thinking about joining a new team, culture matters. At Schneider Electric, our values and behaviors are the foundation for creating a great culture to support business success. We believe that our  IMPACT values – Inclusion, Mastery, Purpose, Action, Curiosity, Teamwork – starts with us.

IMPACT is also your invitation to join Schneider Electric where you can contribute to turning sustainability ambition into actions, no matter what role you play. It is a call to connect your career with the ambition of achieving a more resilient, efficient, and sustainable world.

We are looking for IMPACT Makers; exceptional people who turn sustainability ambitions into actions at the intersection of automation, electrification, and digitization. We celebrate IMPACT Makers and believe everyone has the potential to be one.

Become an IMPACT Maker with Schneider Electric – apply today!

€40 billion global revenue
+9% organic growth
150 000+ employees in 100+ countries

You must submit an online application to be considered for any position with us. This position will be posted until filled.

Schneider Electric aspires to be the most inclusive and caring company in the world, by providing equitable opportunities to everyone, everywhere, and ensuring all employees feel uniquely valued and safe to contribute their best. We mirror the diversity of the communities in which we operate, and ‘inclusion’ is one of our core values. We believe our differences make us stronger as a company and as individuals and we are committed to championing inclusivity in everything we do.

At Schneider Electric, we uphold the highest standards of ethics and compliance, and we believe that trust is a foundational value. Our Trust Charter is our Code of Conduct and demonstrates our commitment to ethics, safety, sustainability, quality and cybersecurity, underpinning every aspect of our business and our willingness to behave and respond respectfully and in good faith to all our stakeholders. You can find out more about our Trust Charter here

Schneider Electric is an Equal Opportunity Employer. It is our policy to provide equal employment and advancement opportunities in the areas of recruiting, hiring, training, transferring, and promoting all qualified individuals regardless of race, religion, color, gender, disability, national origin, ancestry, age, military status, sexual orientation, marital status, or any other legally protected characteristic or conduct.