Senior MTS, Applications

We are seeking a Senior Member of Technical Staff (MTS), Applications Engineering – Product Definition to drive system-level product definition and new product development for onsemi’s SiC JFET (SJD) portfolio.

This senior technical role will bridge customer applications, system requirements, device technology, and new product development . The successful candidate will identify emerging application requirements, translate system-level needs into actionable semiconductor product requirements, and work closely with Applications Engineering, Product Marketing, Product Engineering, Technology Development, Design, Packaging, and Quality teams to define differentiated next-generation SJD products.

The role will have particular emphasis on applications where efficiency, power density, robustness, reliability, and protection capability are critical. Experience in circuit protection, automotive power electronics, or automotive electrical/electronic systems is highly preferred .

Required Qualifications

- BS or MS in Electrical Engineering, Power Electronics, Semiconductor Engineering , or a closely related discipline; PhD is a plus.

- Extensive industry experience in power semiconductor applications, power electronics, or semiconductor product development .

- Strong understanding of power semiconductor device behavior and its interaction with system-level performance.

- Demonstrated experience translating system/application requirements into semiconductor product specifications .

- Strong knowledge of power conversion topologies, switching behavior, thermal design, device characterization, and reliability considerations.

- Experience supporting or leading new product definition and NPD activities .

- Ability to work effectively across Applications, Product Marketing, Product Engineering, Device/Technology Development, Design, Packaging, Quality, and customer-facing organizations.

- Strong technical communication skills with the ability to influence both engineering teams and senior stakeholders.

Preferred Qualifications

- Experience in circuit-protection applications and architectures is highly preferred , including solid-state circuit breakers, eFuse/hot-swap, electronic protection, high-current switching, fault interruption, or related protection functions.

- Experience in automotive power electronics or automotive electrical/electronic systems is highly preferred , particularly applications requiring high reliability, robustness, functional protection, or high-voltage power semiconductor solutions.

- Experience with SiC JFET, SiC MOSFET, silicon MOSFET, IGBT, or other wide-bandgap power semiconductor technologies .

- Experience with high-voltage DC power distribution, AI/data-center power, industrial power conversion, energy infrastructure, or other high-power-density applications.

- Hands-on experience with device characterization, switching evaluation, SOA, short-circuit testing, avalanche testing, thermal characterization, and system-level validation.

- Experience developing technical requirements for new semiconductor products and supporting products from concept through qualification and release.