Senior High-Voltage LNDMOS Device Engineer

Diodes Incorporated; Portland, Northern (ME, KY); Hybrid; USD 140,000 - 180,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

401k with company match

Short/Long-term disability

Life insurance

Paid time off

Wellness program

Job summary

Diodes Incorporated in Portland, ME, seeks a Senior Level Semiconductor Technology Development High Voltage Analog Device Engineer to design and optimize high voltage LNDMOS devices, bridging theory and manufacturing for automotive, industrial, and renewable energy applications.

The role combines design, process integration, characterization, and innovation while collaborating with multiple teams to deliver robust, high‑quality products that meet stringent standards.

Qualifications

• Master’s or Doctoral degree in Electrical Engineering, Physics, Materials Science, or a related field with focus on semiconductor devices.
• 10+ years of direct experience in power semiconductor device engineering, with emphasis on high voltage LNDMOS/LDMOS design and fabrication.
• Publications or patents in power devices or LNDMOS technology.
• Proven track record leading device development from concept to mass production.
• Experience with automotive, industrial, or renewable energy power electronics applications.
• Experience engaging with customers to translate application needs into device requirements.

Responsibilities

• Lead and execute design of high voltage LNDMOS devices, using CAD/TCAD tools to model electrical, thermal, and reliability characteristics.
• Collaborate with process engineers to define flows for LNDMOS fabrication and optimize yield and manufacturability.
• Plan electrical, thermal, and reliability characterization; analyze data and validate models.
• Research new architectures and materials to push LNDMOS performance; stay current with advances.
• Conduct failure analysis using advanced diagnostic tools and recommend corrective actions.
• Interface with cross-functional teams to ensure seamless development and launch of LNDMOS products.
• Produce technical documentation and present findings to stakeholders.
• Support product qualification tests and reliability campaigns.

Skills

Device design

TCAD simulation

Process integration

Device characterization

Technology innovation

Failure analysis

Cross-functional collaboration

Documentation

Education

Master’s or Doctoral degree in Electrical Engineering, Physics, or Materials Science

Tools

Synopsys Sentaurus

Silvaco Atlas

Job description

Diodes Incorporated in Portland, ME, seeks a Senior Level Semiconductor Technology Development High Voltage Analog Device Engineer to design and optimize high voltage LNDMOS devices, bridging theory and manufacturing for automotive, industrial, and renewable energy applications.

The role combines design, process integration, characterization, and innovation while collaborating with multiple teams to deliver robust, high‑quality products that meet stringent standards.