Creates mechanical system designs meeting mechanical and optical requirements. Optimizes mechanical and optical performance of systems through iterative design processes including FEA, and thermal analysis. Creates technical documents such as reports, slides and plans. Support design reviews such as CoDR, PDR and CDR. Provides practical, hands-on skills in working with engineers and technicians in a lab environment. Works with vendors to manufacture parts, subsystems and systems per requirements, and works with peers and management. Performs tolerance analysis at system and subsystem level. Works with a design and engineering team to create full drawing packages with GD T and detailed AIT (assembly, integration and testing) plans. Supports developing proposals. Knowledge, Skills, and Abilities (KSAs): Good understanding of engineering mechanics. Knowledge and skills in applying engineering principles and procedures to develop practical engineering solutions. Good understanding of fabrication process. Good understanding of dimensional measurement and QA process. 3D modeling using a CAD tool (Experience in Solidworks and PDMWorks preferred.) FEA modeling and analysis of Opto-mechanical system (Experience in Ansys preferred.). Design experience with opto-mechanical systems preferred. Geometric Dimensions and Tolerances per ASME Y14.5-2018 or ISO GPS