Senior Staff Engineer Field Application Engineering

Infineon Technologies - IR HiRel is seeking a technically driven Field Application Engineer to support our growing Aerospace & Defense business. This customer-facing role sits at the intersection of advanced semiconductor technology and the industry’s most demanding applications- satellite systems, launch vehicles, military avionics, defense platforms, and national laboratory programs.

Your Role

Key responsibilities in your new role

• As the primary technical resource for key accounts, you will guide customers from early design conception through successful product integration. Drawing on Infineon’s portfolio of radiation-hardened and radiation-tolerant semiconductors - MOSFETs, GaN power devices, gate drivers, and integrated power ICs - you will shorten development cycles, reduce system cost, and improve the reliability of products built to survive the harshest environments on Earth and in space.
• Own the technical relationship across the full sales cycle - from early design engagement through design win capture and program ramp
• Partner with account managers to identify socket opportunities, build block diagram-aligned solution proposals, and position Infineon’s rad-hard and rad-tolerant portfolio competitively
• Deliver technical presentations, application training, and design reviews tailored to the constraints of space and defense programs
• Provide pre- and post-sales support including schematic review, PCB layout guidance, and system-level performance validation for designs utilizing GaN, Si MOSFETs, gate drivers, and power ICs
• Validate customer applications in radiation environments, supporting derating analysis, SEE mitigation strategies, and TID margin assessments
• Advise on product selection across rad-hard and plastic rad-tolerant product lines for GEO, MEO, LEO, and defense environments
• Guide customers through applicable qualification standards includingMIL-PRF-38535, MIL-STD-750, and JEDEC space standards
• Capture and communicate customer requirements to product and marketing teams to influence roadmap development

  Provide technical win/loss insight and contribute to the internal opportunity pipeline

Your Profile

Qualifications and skills to help you succeed

• Bachelor’s degree or higher in Electrical Engineering, Computer Engineering, or related discipline

  5+ years in a Field Application, systems, or applications engineering role supporting power electronics or semiconductor products

• Demonstrated expertise in power switching topologies and high-frequency power supply design using GaN and/or Si MOSFET technology
• Experience performing design reviews across schematics, PCB layout, and system-level performance for customer applications
• Strong communicator with the ability to engage credibly at both the engineering and program management level
• Self-directed and organized, with the ability to manage multiple high-priority accounts simultaneously
• Experience with Aerospace & Defense market a plus
• Experience with space-grade memory products (SRAM, Flash) a plus

#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.

This means we embrace diversity and inclusion and welcome everyone for who they are. At Infineon, we offer a working environment characterized by trust, openness, respect and tolerance and are committed to give all applicants and employees equal opportunities. We base our recruiting decisions on the applicant´s experience and skills. Learn more about our various contact channels.

We look forward to receiving your resume, even if you do not entirely meet all the requirements of the job posting.

Please let your recruiter know if they need to pay special attention to something in order to enable your participation in the interview process.

Click here for more information about Diversity & Inclusion at Infineon.

Driving decarbonization and digitalization. Together.

IR HiRel Products Inc., 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 and 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 US citizenship, Permanent US residency or classification as a protected individual as defined in 8USC 1324b(a)(3).

The Wage range that the company expects to pay for a qualified candidate in the United States is:.

Washington DC and Andover, MA: Minimum of $ 127,800 Salary per year Maximum of $ 175,800 Salary per year

In addition, all employees will be eligible to participate in an incentive plan.

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