#WeAreIn for jobs that impact everyone's life.
Bridging needs with innovation - where customer challenges become our next big idea.
As a Principal System Application Engineer on our Marketing team, you'll work hand-in-hand with our customers, enabling them to transform our products into cutting-edge designs, all while building longlasting partnerships that thrive on success.
Are you in?
Your role
Key responsibilities in your new role
- Execute the system solution roadmap to position Infineon as a leader in AI datacenter solutions, delivering application notes, solution boards, block diagrams, system value propositions, tech notes, and simulation models.
- Lead the design and validation of cutting-edge power electronics for high-density AI accelerators, including custom DC-DC converters and dynamic power architectures, emphasizing high efficiency, power density, and superior transient performance for inference and training.
- Explore and prototype advanced DC/DC conversion approaches using resonant topologies, wide-bandgap semiconductors (GaN, SiC), and HV-IBC architectures to push AI infrastructure performance.
- Define and evaluate system architectures and application requirements for server power supplies; conduct market research, product analysis, and teardowns to identify topologies and technical gaps.
- Create measurable technical value propositions and application-level collateral; assess new solutions (e.g., GaN); drive concept verification, design-in collateral, and inclusive technical customer support.
- Deliver technical trainings for diverse internal and external stakeholders; partner with Digital Marketing on inclusive system positioning, clear system block representations, and searchable web content.
- Provide technical inputs to RFIs/RFQs; contribute to feature definitions for digital & analog controllers and power stages; support customer engagements with occasional travel (about 25%)
Your profile
Qualifications and skills to help you succeed
- Lead end-to-end development of isolated/non-isolated DC/DC power converters: concept, block diagrams, simulation, schematics, PCB layout, bring-up, board-level debugging, test and validation.
- Define and optimize converter topologies, select power semiconductors (Si, GaN), and design high-performance magnetics.
- Implement and tune digital & analog controllers and gate drivers for robust power management.
- Use industry-standard simulation and PCB design tools; produce clear, inclusive documentation and release packages.
- Ensure safety and EMI compliance; drive verification, certification readiness, and continuous improvement.
- Mentor and uplift teammates through training, inclusive collaboration, and rigorous design reviews; communicate effectively in English (verbal and written).
- Partner with customers and cross-functional teams on applications such as telecom bricks, rack power supplies, and AI systems; contribute Application/System Engineering expertise
Additional informationInfineon Technologies is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), gender identity, national origin, ancestry, citizenship, age, physical or mental disability, legally protected medical condition, family care status, military or veteran status, marital status, domestic partner status, sexual orientation, or any other basis protected by local, state, or federal laws.
Employment at Infineon is contingent upon proof of your legal right to work in the United States under applicable law, verification of satisfactory references, successful completion of a background check and drug test, and signing all your on-boarding documents.
In some instances, if applicable, U.S. export control laws require that Infineon obtain a U.S. government export license prior to releasing technologies to certain persons. This offer is contingent upon Infineon's ability to satisfy these export control laws as related to your employment and anticipated job activities. The decision whether or not to submit and/or pursue an export license to satisfy this contingency, if applicable, shall be at Infineon's sole discretion.
Infineon Technologies takes data privacy and identity theft very seriously. As such, we do not request personally-identifiable information (PII) from applicants over the internet or electronically. Please kindly refrain from disclosing your PII electronically during the application process or to unauthorized websites that may purport to be Infineon or any of our affiliates.
This position requires access to documentation that is controlled by the export laws of the United States. Candidates are required to provide proof of either ship, Permanent US residency, or classification as a protected individual as defined in 81324b(a)(3).
Salary pay information:
LocationIndicative salary rangeEl Segundo, United StatesWage range that the company expects to pay for a qualified candidate:
US$ 158,240 - US$ 217,580
In addition, all employees will be eligible to participate in an incentive plan.
#WeAreIn for driving decarbonization and digitalization.
As a global leader in semiconductor solutions in power systems and IoT, Infineon enables game-changing solutions for green and efficient energy, clean and safe mobility, as well as smart and secure IoT. Together, we drive innovation and customer success, while caring for our people and empowering them to reach ambitious goals. Be a part of making life easier, safer and greener.
Are you in?
We are on a journey to create the best Infineon for everyone.
We strive to create the best Infineon for everyone by embracing diversity and inclusion. We welcome applicants for who they are and offer a workplace built on trust, openness, respect and equal opportunity.
Our hiring decisions are based on skills and experience. Even if you don't meet every requirement, we encourage you to apply.
Please let your recruiter know if you need any accommodations during the interview process.
Learn more about our various contact channels and about Diversity & Inclusion at Infineon.
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