Opto Mechanical Design Engineer

Opto Mechanical Design Engineer – IS-0830-14

Department: Smithsonian Astrophysical Observatory

Location: Cambridge, MA

Compensation: $141,041 - $183,353 / year

Type of Position: Trust Indefinite (Non-Federal)

Opening Date: October 30, 2025

Closing Date: December 19, 2025

The Smithsonian Astrophysical Observatory (SAO) is a world‑leading center for optical instrumentation and astrophysics. This position supports the development of complex ground‑based and space‑based optical instruments through senior‑level manufacturing engineering leadership.

• Pass a pre‑employment background check.
• Complete a probationary period if applicable.
• Maintain a bank account for direct deposit.
• Meet all qualification and eligibility requirements within 30 days of the closing date.
• Occasional national and international travel may be required.

• In collaboration with CfA scientific investigators, conceive, design, and construct highly complex scientific instruments, support structures, optical systems, mechanisms, and test equipment.
• Provide expert technical consultation in instrument mechanical design, state‑of‑the‑art mechanisms, materials selection, fabrication, and assembly methods.
• Investigate, select, and procure critical mechanical, servo‑mechanical, and optical components for astronomical instrumentation.
• Conduct detailed structural trades and analyses at the concept and detailed design levels.
• Actively participate in the assembly of complex instrumentation involving intricate structures, mechanisms, and optics.
• Document work in technical memoranda, reports, test plans, and procedures.
• Serve as the project’s mechanical/structural representative to internal and external stakeholders.
• Travel nationally and internationally as required.

• Basic Requirements: Professional engineering degree with an accredited curriculum, or equivalent combination of education and experience.
• Specialized
  
  Experience:
  
  At least one year of experience at or above grade 13 in opto‑mechanical assembly design, FEA, optical system integration, and thermal management.
• Knowledge, Skills, & Abilities: Mastery of mechanical engineering for optical instrumentation, leadership skills, advanced mechanisms expertise, proficiency with design and analysis tools (ANSYS, Solid Works, COMSOL), and strong communication abilities.

The Smithsonian Institution values and seeks a diverse workforce. The Smithsonian Institution is an equal opportunity employer committed to diversity in our workplace.