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Optical Design Engineer

Waltham, Massachusetts - Posted on June 22, 2026
Published By Brian Polevacik

Trillium Professional is now seeking an Optical Design Engineer for a short-term, 2 month assignment in Waltham, MA!

Pay rate should be in the $75-85/hr range.

Key Responsibilities
Optical Design & Development
•    Design optical light pipes and light guide systems to achieve uniform illumination from LED sources
•    Develop optical architectures and perform design tradeoffs for performance, cost, and manufacturability
•    Perform optical simulations and analysis (ray tracing, light extraction efficiency, uniformity) [interviewguy.com]
•    Optimize designs for brightness uniformity, efficiency, and minimal artifacts

Modeling, Analysis & Testing
•    Conduct optical simulations using tools such as Zemax, LightTools, or equivalent
•    Perform tolerance analysis and sensitivity studies to ensure robust performance across manufacturing variation [interviewguy.com]
•    Build and evaluate prototypes; analyze test data and iterate designs

Materials & Manufacturing
•    Select materials (e.g., PC, PMMA, optical silicones) and surface treatments (diffusers, microstructures)
•    Design for high-volume manufacturing processes such as injection molding or extrusion
•    Collaborate with suppliers to define tooling, finishes, and quality requirements
System Integration
•    Work cross-functionally with mechanical, electrical, and industrial design teams to integrate optical subsystems [interviewguy.com]
•    Define mechanical interfaces, tolerances, and alignment features
•    Ensure designs meet system-level requirements (thermal, environmental, reliability)

Documentation & Execution
•    Create optical specifications, drawings, and test plans
•    Support design reviews and communicate technical tradeoffs clearly
•    Drive projects from concept through prototype and production release

Apply now!

Qualifications Required
•    Bachelor’s or Master’s degree in Optical Engineering, Physics, or related field
•    5+ years of experience in optical/illumination design (consumer, automotive, medical, or industrial products)
•    Proven experience designing light pipes or light guides for LED-based systems
•    Hands-on experience taking optical designs from concept to production [RE: [Exter…Expertise | Outlook]
•    Proficiency with optical simulation tools (e.g., Zemax, LightTools, TracePro)
Preferred
•    Experience with injection-molded optical components and DFM
•    Knowledge of microstructures, diffusion features, and surface texturing
•    Experience with CAD tools (SolidWorks, Creo) for opto-mechanical integration
•    Familiarity with optical metrology and test methods (uniformity, luminance, efficiency) [torchora.com]
•    Strong understanding of geometrical optics, scattering, and light transport
•    Ability to translate optical theory into manufacturable designs
•    Data-driven problem solving and design optimization
•    Cross-functional collaboration and communication

 


Trillium Technical has been recruiting and placing Engineering professionals for over 30 years. From Fortune 100 companies to small businesses, our philosophy remains the same: to achieve excellence by providing quality employees with an uncompromising level of service. We believe in honesty, integrity, and a simple philosophy of providing value to our customers and our employees. We strive to be unsurpassed in the recruitment and placement of Engineering professionals. Trillium is an Equal Opportunity Employer.

By applying to this job, I agree to receive electronic communications including SMS text and email regarding future opportunities, referral bonus incentives, and other promotions from Trillium. You may opt out at any time from future communications by responding STOP to any electronic communication. You may view our full privacy policy at https://trilliumstaffing.com/jobs/privacy/.

Trillium offers a comprehensive benefit package that includes the ability to participate in health insurance and retirement plans, paid holidays, state required leave, and other leave, if applicable. Trillium’s offerings are dependent on the state in which the assignment is located, length of time worked, and may change depending on assignment. Benefit packages for direct hire placements vary based on the client company.

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