Infineon Technologies

Principal System Application Engineer

Infineon Technologies$158K — $217K *
Enterprise Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Proven experience in developing isolated and non-isolated DC/DC power converters through all stages from concept to validation.
  • Expertise in optimizing converter topologies and selecting appropriate power semiconductors like Si or GaN.
  • Skilled in implementing and tuning digital and analog controllers for power management.
  • Proficiency with industry-standard simulation and PCB design tools; adept at producing clear documentation.
  • Knowledge of safety and EMI compliance processes; experience in driving product certification and continuous improvements.
  • Effective communicator in English; capable of mentoring team members and conducting training sessions.
  • Experience collaborating with customers and cross-functional teams on advanced applications in AI and telecom.

Responsibilities

  • Execute the system solution roadmap for AI datacenter solutions, including delivering various technical documentation.
  • Lead the design and validation of advanced power electronics tailored for AI accelerators to ensure top performance standards.
  • Investigate and prototype innovative DC/DC conversion methods to enhance AI infrastructure efficiency.
  • Define system architectures and evaluate application requirements through extensive market research and technical analysis.
  • Create measurable technical value propositions and collateral, driving concept verification and customer support efforts.
  • Deliver technical trainings for diverse audiences and collaborate with marketing on system positioning strategies.
  • Provide expertise in RFIs/RFQs and support customer engagement with travel as needed.

Benefits

  • Participation in an incentive plan that rewards performance.
  • Opportunity to mentor and uplift fellow team members through training and collaborative projects.
Full Job Description
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
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.

About Infineon Technologies

Infineon Technologies AG is a German semiconductor manufacturer that produces a wide range of products including microcontrollers, power semiconductors, and sensors. The company was founded in 1999 and is headquartered in Neubiberg, Germany. Infineon Technologies has a global presence with operations in Europe, Asia, and the Americas. The company's mission is to make life easier, safer, and greener with technology.
Learn more about Infineon Technologies
Size
53,599 employees
Industry
Founded
1999
NASDAQ

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