Senior Manager, Mechanical Engineering

Onto Innovation; Milpitas (CA); On-site; USD 160,000 - 240,000; Full time

Job summary

Onto Innovation is seeking a Senior Manager, Mechanical Engineering to lead development of advanced hardware and tooling for next‑generation metrology instruments. You will guide the full product lifecycle—from concept through prototyping, testing, to release—working with cross‑functional teams.

You’ll drive motion control architecture, precision mechanics, and mechatronic design while ensuring performance metrics and documentation are met.

Qualifications

• 7+ years’ experience in Controls, Mechanical, or Mechatronic engineering.
• Masters degree or higher in science or engineering preferred.

Responsibilities

• Define control architecture for motion systems (motors, drives, controllers).
• Design optical mounts and sub-micron precision adjustment mechanisms.

Skills

Motion control

Servo tuning

Stage control

Automation mapping

Vibration analysis

Modal analysis

Mechatronics

Precision mechanics

System architecture

Travel flexibility

Education

Master's degree in science or engineering

Job description

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

We are seeking a highly skilled and innovative Senior Manager, Mechanical Engineering to join our team in leading and developing advanced hardware and tooling solutions for next-generation metrology instruments. This role involves the full product lifecycle—from concept development and detailed design to prototyping, testing, and final release. You will work independently or lead small teams, depending on project scope.

• Define control architecture: components (motors, drives, controllers), and interfaces for motion systems.
• Experience with Motion control simulation
• Design optical mounts, sub-micron precision adjustment mechanisms, and positioning systems.
• Ability to architect mechatronic systems, select motors, sensors, drive components, etc. based on satisfying system requirements.
• Strong control-theory foundation (feedback design, filtering, system dynamics)
• Solve real-world precision issues (vibration, resonance, etc.)
• Proficient inmotion control, includingservo tuning,stage control, andautomation mapping.
• Recognize and design simple and elegant structures.
• Justify and quantify performance-based metrics that led to their design decisions
• Finalize the design through product release for current and future metrology instruments.
• Demonstrated ability to create clear reports and documentation.
• Demonstrated technical depth in concept design of complex mechanical systems.
• Working with Mechanical, Electrical, and Software teams, as well as Operations and Manufacturing.

Qualifications

• 7+ years’ experience working as a Controls, Mechanical, or Mechatronic Engineer.
• Controls knowledge. (linear system control etc)
• Masters degree or higher in science or engineering preferred.
• 5+ years’ experience in a leadership role preferred.
• Proficient inmotion control, includingservo tuning,stage control, andautomation mapping.
• Deep understanding ofvibration analysis,modal analysis, andVC (Vibration Criteria) standards.
• Experience withisolation systemsand designing formicron- and nanometer-level accuracy.
• Familiarity withsystem architecture,design requirements, andtechnical specificationsfor high-performance systems.
• Experience implementing motion control systems.
• Experience with microcontrollers, Arduino, Pi Proficient with accelerometers and spectrum analyzer to quantify and diagnose a vibration.
• Skilled with contact and non-contact measurement types, indicators, cap gages, interferometer, to measure mechanical errors and drifts.
• Experience designing mechanical systems for very clean environments, semiconductor, biotech, food systems are all applicable.
• Skill using mathematical modeling software.
• Strong background inprecision mechanics,mechatronics, andelectromechanical system design.
• Must be able to travel internationally to customer sites at least 20% of the time, with additional travel as business needs require.

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) with employer match, we’ve got you covered. You’ll also enjoy access to our Employee Stock Purchase Program (ESPP), wellness initiatives, and cutting-edge tools—all within a collaborative, inclusive culture where your contributions are valued and recognized.

Compensation & Growth

Base Salary Range:

$160,000.00 - $240,000.00, offered in good faith and based on experience, location, and qualifications.

• Additional Rewards: Annual bonus opportunities and potential long-term incentives tied to both company and individual success.

Empowering Every Voice to Shape the Future:

Onto Innovation is committed to creating a workplace where every qualified candidate has an equal opportunity to succeed. We evaluate applicants based on skills, experience, and potential - without regard to race, color, religion, gender, sexual orientation, national origin, age, disability, veteran status, or any other characteristic protected by law. We believe diversity of thought and background drives innovation and strengthens our team.

Important Note on Export Compliance

For certain positions requiring access to technical data, U.S. export licensing review may be necessary for applicants who are not U.S. Citizens, Permanent Residents, or other protected persons under 8 U.S.C. 1324b(a)(3).