Opto-Mechanical Engineer II — Photonics Prototyping

Monarch Quantum; San Diego (CA); On-site; USD 85,000 - 125,000; Full time

Benefits offered by this job

Medical, Dental, and Vision insurance

401(k) plan with 4% employer matching

20 paid time off (PTO) days per year

13 paid company holidays

9/80 work schedule (every other Friday

Job summary

Monarch Quantum is hiring an Opto-Mechanical Engineer 2 in San Diego to drive photonic component design and precision optomechanical integration. The role emphasizes hands‑on prototyping, fixture development, and close collaboration with leadership to establish robust engineering practices for rapid growth.

You will execute tolerance and thermal analyses, create detailed fabrication drawings, manage BOMs, and support ECO processes while operating in a dynamic startup environment with a strong

Qualifications

• Bachelor’s degree in mechanical engineering, physics, or related field.
• Minimum 2 years relevant experience, ideally in a startup or technology company.
• U.S. person status required due to export-controlled information.

Responsibilities

• Design precision mechanical components and sub-assemblies for photonic systems.
• Create, release, and maintain 2D fabrication drawings per GD&T (ASME Y14.5) for CNC/molding/sheet metal.
• Build and maintain BOMs and track prototypes through procurement and fabrication.
• Process ECOs and update CAD models and documentation after design reviews or supplier feedback.
• Support cleanroom or lab-level assembly and alignment of sub-assemblies using adhesives, soldering, or fasteners.
• Assist senior engineers in investigating non-conformances and implementing corrective actions.

Skills

CAD Proficiency

Optomechanical Design

Fiber Optics Packaging

DFM / DFA

Hands-on Aptitude

Education

Bachelor’s degree in Mechanical Engineering, Physics, or related field

Tools

SolidWorks

3D CAD Software

Job description

Monarch Quantum is hiring an Opto-Mechanical Engineer 2 in San Diego to drive photonic component design and precision optomechanical integration. The role emphasizes hands‑on prototyping, fixture development, and close collaboration with leadership to establish robust engineering practices for rapid growth.

You will execute tolerance and thermal analyses, create detailed fabrication drawings, manage BOMs, and support ECO processes while operating in a dynamic startup environment with a strong