US citizenship or permanent residency visa are required due to ITAR restricted work in our facilities.  

Luminit LLC is a leading provider of micro-optics for lighting, automotive, and display applications located in Torrance, California. Luminit is looking for a Product Engineer who reports to the Manufacturing Engineering Manager. You will join a diverse staff and help to support the prototyping and production of our new and cutting-edge products for our customers.

The position includes interaction with Sales, R&D, QA and Manufacturing to gather requirements, build solutions, resolve issues, and document processes and procedures.


  • Must become familiar with customer requirements
  • Participate in the NPI process
  • Define, verify, and release components through ERP based on customer requirements
  • Evaluate, specify test performance for updating current or future products specifications
  • Provide continued component support for existing products
  • Engineering documentation to support production of products
  • Understand BOM’s (Bill of Materials) and Routes for products
  • Perform cost analysis to aid in sales quotations
  • Continue standardization effort for product offering
  • Aid in identifying new suppliers for any new materials
  • Evaluate, write, and implement engineering change orders (ECO) for existing products
  • Participate in dispositioning of nonconformances (Material Review Board)
  • Drive failure analyses and design of experiments (DOEs) to develop design solutions and implement corrective actions
  • Participate in continuous improvement of product realization processes
  • Help in quality defect evaluation and internal escalation/coordination
  • Assist in internal quality investigations and CAPAs


  • Team player who thrives in collaborative environments and revels in team and personal success
  • Excellent technical, communication (verbal and written), and interpersonal skills
  • Functional knowledge of measurement hand tools
  • Ability to multitask and prioritize workload
  • Strong problem solving and decision-making skills
  • Self-starter with ability to work with a team or independently, as needed
  • Ability to read and interpret engineering documents such as datasheets, drawings, specifications, and procedures
  • Knowledge of component regulatory requirements such as RoHS and Reach
  • Knowledge of standard quality tools including 5-Why, Fishbone Analysis, 8D, Controls Plans, and FMEA
  • Basic understanding of statistical techniques including Cpk, GR&R, and sampling plans
  • Understanding of metrics, process capabilities, databases, data collection and analysis
  • 2D/3D CAD experience is a plus


  • Understanding product configurations and standard product features
  • GD&T experience
  • Demonstrated understanding of Tradeoff Analysis, DOE, SPC, or CP/CPK techniques.
  • Experience in Design for Manufacturability (DFM), and Design for Assembly (DFA)
  • Experience with fragile parts and parts with tight tolerances
  • Ability to communicate efficiently with multi-functional team members and be able to efficiently collaborate to achieve project goals


  • Bachelor of Science degree and 3+ years of relevant industry experience


Full-time exempt


While performing the duties of this job, the employee is regularly required to stand and sit. The employee must occasionally lift and/move up to 25 pounds. Specific vision abilities required by this job include close vision and color vision. Must be able to work with optical products and chemicals such as: acetone, alcohol, adhesives, acids, etc.


Luminit is located in Torrance, CA. We offer competitive compensation packages along with working in a challenging and stimulating environment. Compensation is based on experience.

Luminit is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status.

US citizenship or permanent residency visa are required due to ITAR restricted work in our facilities.