Working Student / Master Student Internship - Power Electronics Simulation & Converter Analysis (m/f/d)

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Flex

Stuttgart, GermanyexternalSoftware EngineeringPosted 13 days ago (Jul 30, 2026)

About the role

Flex is the diversified manufacturing partner of choice that helps market-leading brands design, build and deliver innovative products that improve the world. A career at Flex offers the opportunity to make a difference and invest in your growth in a respectful, inclusive, and collaborative environment. If you are excited about a role but don't meet every bullet point, we encourage you to apply and join us to create the extraordinary. @@HD@@ Job Summary@@/HD@@ Are you passionate about power electronics, simulation, and the technologies powering the next generation of electric vehicles? Join Flex's Automotive Power Electronics team in Stuttgart and contribute to the development of advanced onboard chargers (OBC), DC/DC converters, and EMI solutions used in leading global automotive programs. You will work alongside experienced engineers in an international environment and gain hands-on experience with cutting-edge simulation, modeling, and converter technologies. @@HD@@ What a typical day looks like:@@/HD@@ Help advance simulation environments for automotive power conversion systems by: • Developing and extending SPICE-based simulation environments for next-gen Onboard Chargers (OBC) • Implementing and evaluating different modulation concepts • Performing Worst Case Circuit Analysis (WCCA) for automotive DC/DC and charging platforms • Automating simulation workflows and improving engineering efficiency • Supporting design verification and performance optimization activities

The experience we're looking to add to our team

• Enrolled in a master's program (or advanced bachelor's program) in: Electrical Engineering, Power Electronics, Mechatronics or related fields. • Interest in power electronics and electric mobility • Initial experience with SPICE simulation (LTspice, pSpice, or similar) • Structured and analytical way of working • Good communication skills in English • Nice to have knowledge of DC/DC converters and resonant converters, Programming (Python, or similar)

What you'll receive for the great work you provide

As a Working Student or Intern at Flex, you'll have the unique opportunity to

learn from experienced power electronics specialists

, gaining practical knowledge that complements your studies while contributing to meaningful work. @@HD@@ In addition, you'll benefit from: • Flexible working hours@@/HD@@ to fit around your academic schedule •

Company-sponsored English and German language courses

•

Internal mentorship opportunities

to support your professional development • Opportunities to participate in

sustainability initiatives and community volunteering programs

• Access to

employee assistance programs

, including psychological support, childcare, eldercare, and wellbeing resources AD06 @@HD@@ Job Category@@/HD@@ Intern Required Skills: Optional Skills: Flex is an Equal Opportunity Employer and employment selection decisions are based on merit, qualifications, and abilities. We do not discriminate based on: age, race, religion, color, sex, national origin, marital status, sexual orientation, gender identity, veteran status, disability, pregnancy status, or any other status protected by law. We're happy to provide reasonable accommodations to those with a disability for assistance in the application process. Please email accessibility@flex.com and we'll discuss your specific situation and next steps (NOTE: this email does not accept or consider resumes or applications. This is only for disability assistance. To be considered for a position at Flex, you must complete the application process first).

Not published in this posting

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