Onto Innovation · 12 hours ago
Senior Automation Mechanical Engineer
Milpitas, CA
Full-time
Onsite
Senior Level
$144K/yr - $216K/yr
5+ years expOnto Innovation is a leader in process control and advanced semiconductor technologies. They are seeking a highly skilled Senior Automation Mechanical Engineer to develop advanced hardware and tooling solutions for next-generation metrology instruments, overseeing the full product lifecycle from concept to final release.
3D TechnologyManufacturingSemiconductor
Responsibilities
The Senior Mechanical Engineer will be responsible for developing hardware and tooling concepts
Perform detailed design calculations, stress/thermal/modal analyses (FEA/CFD), and vibration analysis
Design optical mounts, sub-micron precision adjustment mechanisms, and positioning systems
Finalize the design through product release for current and future metrology instruments
Ability to architect basic mechatronic systems, select motors, sensors, drive components, etc. based on satisfying system requirements
Recognize and design simple and elegant structures
Justify and quantify performance-based metrics that led to their design decisions
Highly collaborative and team-oriented personality with a strong desire to succeed Experience with 3D CAD design and finite element analysis (SolidWorks preferred)
Demonstrated ability to create clear reports and documentation
Demonstrated capability with stress, deflection and modal analysis using FEA programs
Demonstrated capability with the flow and thermal analysis using CFD/FEA programs
Demonstrated technical depth in concept design of complex mechanical systems
Demonstrated capability with manual machining and fabrication equipment, mill, lathe, welding
Depending on the size and scope of the project, this work may be done by the engineer alone, or by a small team of engineers and designers
Qualification
Required
5+ years' experience working as a mechanical design engineer
Bachelor's degree or higher in science or engineering (strong preference for mechanical engineering)
Proficient in motion control, including servo tuning, stage control, and automation mapping
Deep understanding of vibration analysis, modal analysis, and VC (Vibration Criteria) standards
Experience with isolation systems and designing for micron- and nanometer-level accuracy
Familiarity with system architecture, design requirements, and technical specifications for high-performance systems
Proficiency with hand measurement tools
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 delivering high purity gases and basic LabView experience
Experience with photo contamination, methods of prevention, and DUV systems
Experience designing mechanical systems for very clean environments, semiconductor, biotech, food systems are all applicable
Skill using mathematical modeling software
Strong background in precision mechanics, mechatronics, and electromechanical system design
Benefits
Health, dental, and vision coverage
Life and disability insurance
PTO
401(k) with employer match
Employee Stock Purchase Program (ESPP)
Wellness initiatives
Company
Onto Innovation
Onto Innovation stands alone in process control with our unique perspective across the semiconductor value chain.
1001-5000 employees
H1B Sponsorship
Onto Innovation has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (16)
2024 (26)
2023 (12)
2022 (18)
2021 (13)
2020 (20)
Funding
Current Stage
Public CompanyTotal Funding
unknown1999-11-12IPO
Leadership Team
Chris Seams
Chairman Of The Board
Recent News
2026-01-06
2025-12-22
Company data provided by crunchbase