At Lumilens, we are building the essential photonics infrastructure that will drive tomorrow’s AI supercomputing. From chip-to-chip optical interconnects to scalable photonic engines, Lumilens is ushering in a new era of computing that is faster, cooler, and dramatically more efficient. We’re a well-funded startup backed by Mayfield and led by veterans who have built and scaled some of the industry’s most transformative technologies.
Active Alignment Process Engineer
We are seeking an experienced Active Alignment Process Engineer to join our high-performance team developing the photonics solutions powering next-generation AI infrastructure. You will be responsible for optical active alignment processes, equipment controls, and alignment algorithms critical for transceiver manufacturing. You will also handle equipment buyoff and qualification, as well as epoxy dispensing and curing processes.
Lead and optimize optical active alignment processes for transceiver production
Operate, set up, and maintain active alignment equipment, including equipment control and qualification
Develop, implement, and optimize alignment algorithms
Perform equipment buyoff and equipment qualification activities
Oversee epoxy dispensing and curing processes
Design and refine fixtures to improve alignment processes
Work closely with R&D, manufacturing, and engineering teams to ensure high yield and quality in production
Troubleshoot and resolve issues with equipment control, alignment processes, and fixtures
Contribute to process documentation and continuous improvement
Minimum 5 years of experience with optical active alignment for transceivers or related photonic devices
Familiarity with active alignment processes and equipment
Experience with equipment buyoff and qualification
Knowledge of epoxy dispensing and curing methods
Experience with equipment control
Experience in fixture design for alignment
Proficiency in developing or optimizing alignment algorithms
Strong analytical and problem-solving skills
Bachelor’s degree or higher in engineering, physics, optics, or related field preferred
Competitive salary and benefits
Opportunities for career advancement
Work with a world-class team solving cutting-edge challenges
Collaborative and innovative work environment
Lumilens is committed to building a diverse and inclusive workplace. We are proud to be an equal opportunity employer.
Skills Required
- Minimum 5 years of experience with optical active alignment for transceivers or related photonic devices
- Familiarity with active alignment processes and equipment
- Experience with equipment buyoff and qualification
- Knowledge of epoxy dispensing and curing methods
- Experience with equipment control
- Experience in fixture design for alignment
- Proficiency in developing or optimizing alignment algorithms
- Strong analytical and problem-solving skills
- Bachelor's degree or higher in engineering, physics, optics, or related field
What We Do
Lumilens addresses the red hot market for AI data center infrastructure by designing, manufacturing and selling photonic interconnect solutions. We design and use custom robotics + AI in our factories to more efficiently build our products. Lumilens is backed by top-tier venture capital investors including Mayfield and Spark Capital.

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