Our client is hiring for a Senior or Principal Mechanical Engineer to contribute to the design and development of new components and systems. This company are performing revolutionary work within the semiconductor manufacturing space. **Applicants must be Green Card Holders or US Citizens** What They Offer: Competitive Salary Up to 170K base Annual Bonus Equity Options Hybrid Schedule What they look for: 6+ years of professional mechanical engineering experience Hands on ability within fabrication and prototyping Experience within machine design GD&T proficiency SolidWorks proficiency