II-VI Aerospace & Defense · 4 hours ago
Lead Mechanical Engineer
Longmont, CO
Full-time
Onsite
Senior Level, Lead/Staff
7+ years expII-VI Aerospace & Defense is a high technology company specializing in advanced opto-mechanical systems. The Lead Mechanical Engineer will direct the design, analysis, and integration of these systems, ensuring compliance with performance requirements while leading mechanical design teams and coordinating across multiple engineering disciplines.
AerospaceAppsManufacturingSpace Travel
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Lead the design of large telescope structures, mounts and optical support assemblies
Perform and/or oversee FEA for gravity sag, thermal distortion, thermal management, wind loading, and dynamic response
Participate in the characterization of system and component-level optical performance
Develop mirror support mounts, metering structures, and precision, multi-degree of freedom positioning actuators for alignment maintenance
Coordinate across disciplines (optical, controls, electrical, systems) to ensure functional and performance requirement compliance
Manage CAD modeling, detailed drawing generation, and tolerance budgeting
Integrate mechanical designs with subsystems such as drives, bearings, enclosures, and thermal management systems
Define technical requirements, support procurement, and oversee vendor fabrication/testing
Lead risk reduction activities such as breadboards, subscale prototypes, and structural tests
Support assembly, integration, and test with tooling design and review of work instructions
Manage as-built documentation through a formal configuration management process, including troubleshooting and dispositioning non-conforming material
Present design status, risk assessments, and compliance evidence at major reviews (PDR, CDR)
Contribute to proposals, cost and schedule estimating, and program planning
Mentor junior engineers and provide technical guidance to the mechanical design team
Qualification
Required
Typically requires a bachelor's degree in mechanical engineering
An understanding of precision mechanism design and/or opto-mechanical design principles
Hands-on hardware assembly, integration, and testing are essential
Minimum 7 years of related experience in a professional role with a bachelor's degree in Optical Sciences or related discipline; or minimum of 5 years of experience with a master's degree, or 3 years of experience with a doctorate in a relevant field
Strong foundation in structural/mechanical engineering, with emphasis on precision opto-mechanical systems for operation in harsh or challenging environments
Expertise in CAD (SolidWorks preferred) and/or advanced FEA (NX Nastran or SimCenter are preferred)
Experience with thermal, structural, and dynamic analysis of opto-mechanical systems
Familiarity with opto-mechanical interfaces and tolerancing (GD&T) for precision optical systems
Knowledge of materials selection (steel, aluminum, composites, ceramics) and processing for large precision structures
Excellent interpersonal and communication skills
Demonstrated ability to achieve results independently or working on a team
Strong organizational skills and attention to details required
Experience with Configuration Management of engineering (as-designed) documentation
Experience with vendor engagement, fabrication processes, and large component manufacturing
Solid understanding of design for assembly and integration in complex opto-mechanical devices including alignment planning
Good analytical and problem-solving skills
Strong problem-solving, risk assessment, and trade-study skills
Excellent communication skills for technical reviews, documentation, and cross-discipline coordination
Leadership ability to direct design teams and mentor less experienced engineers
Must be eligible for and able to obtain and maintain a U.S. Government Security Secret Clearance
Preferred
Experience designing optical mounts (for reflective or refractive systems) for operation in harsh environments
Experience integrating, aligning and testing of optical systems
Benefits
Competitive salary and benefits
Comprehensive career development platform
Stability, longevity and growth
Company
II-VI Aerospace & Defense
II-VI Aerospace & Defense provides optical assemblies.
201-500 employees
Funding
Current Stage
Growth StageLeadership Team
Sheila Campbell
Sr. Human Resources Business Partner
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