Applications Engineer

Position: Applications Engineer 3
Onto Innovation is a leader in process control, combining global scale with an expanded portfolio of leading-edge technologies that include: 3D metrology spanning the chip from nanometer-scale transistors to micron-level die-interconnects; macro defect inspection of wafers and packages; metal interconnect composition; factory analytics; and lithography for advanced semiconductor packaging. Our breadth of offerings across the entire semiconductor value chain helps our customers solve their most difficult yield, device performance, quality, and reliability issues.

Onto Innovation strives to optimize customers’ critical path of progress by making them smarter, faster and more efficient.

Job Summary & Responsibilities After Eui-Sang Song resignation on 10/08/2026, there will be no application resource in HQ to support demo activities for IRIS, ATLAS, IMPULSE and ASPECT product lines.

Demo are requested by Account teams to support the Sales process by demonstrating the advantages of Onto Innovation metrology systems to the customers. In average, MBU opportunities totaling over $85,000,000 of potential annual revenue amount need to be supported by demos, excluding evaluation systems. As such, demo support is critical to support the following strategic objectives:

Revenue growth

Share gains, strengthen position with key customers

The funding source for the replacement is already aligned with the current AOPThere is currently no other HQ resource dedicated to support demo activities for OCD and Thin Film. Not filling this position or delaying the hire will impact the quality of the demo results and will cause delays in the demo process. This will have a negative impact on our revenues.

The impact of the new hire to AOP will be neutral, we are looking for a replacement with the same compensation range.

The impact of the new hire on the run rate will be neutral, the replacement position is opened for the same location.

Qualifications

Required Qualifications
- PhD in Electrical Engineering, Optical Engineering, Materials Science, Physics, Computer Engineering, Chemical Engineering, or related field.

- 0–2 years of experience (including internships or co-ops) in semiconductor manufacturing, applications engineering, process engineering, metrology, inspection, or related fields.

- Strong analytical and problem-solving skills.

- Working knowledge of semiconductor manufacturing processes and defect inspection fundamentals.

- Strong written, verbal, presentation, and interpersonal communication skills.

- Experience working effectively in multinational and multicultural environments with geographically distributed teams and customers.

- Ability to collaborate effectively across multiple engineering disciplines and organizational levels.

- Ability and willingness to travel domestically and internationally up to 30%.

Preferred Qualifications

- Experience with semiconductor inspection, metrology, AOI, imaging systems, or advanced packaging solutions.

- Familiarity with data analysis tools such as Python, MATLAB, JMP, SQL, or Excel.

- Experience supporting customer demonstrations, evaluations, benchmarking studies, or technical projects.

- Familiarity with semiconductor manufacturing workflows and yield improvement methodologies.

- Experience presenting technical results to customers, management, or engineering teams.

- Experience supporting customers and engineering organizations across Asia and Europe Why Join Onto Innovation?

At Onto Innovation, we believe your work should matter—and so should your well-being. That’s why we offer competitive salaries and a comprehensive benefits package designed to support you and your family. From health, dental, and vision coverage to life and disability insurance, PTO, and a 401(k)…