Laser Design Engineer

<p><strong>Location:</strong> Remote - SF / Boston / Austin</p><p><strong>Employment:</strong> Full-time</p><p><strong>Level:</strong> —</p><p>Design our custom lasers and their integration with the wafer-scale interposer.</p><p>You will contribute to our first- and second-generation custom laser designs, and to their integration with the wafer-scale interposer.</p><h3>Responsibilities</h3><ul><li>Owning aspects of qualification and ramp up of VCSEL array product line from design and epitaxy through fabrication, testing and packaging at contract manufacturers.</li><li>Working with epitaxial wafer vendors and contract manufacturers to ensure epitaxy and mask/fabrication designs can be successfully implemented and repeatably produced.</li><li>Working with the electronics, packaging and wafer-scale interposer teams to improve the VCSEL design for the integrated interposer product, balancing density, yield and manufacturability tradeoffs in a novel architecture.</li><li>Working with laser team to set technical direction/road map based on integrated interposer needs.</li><li>Driving design reviews of VCSEL with other teams</li></ul><h3>Requirements</h3><ul><li>Deep understanding of VCSEL epitaxy design, fabrication design and process, validation, and qualification</li><li>Experience taping out VCSEL epitaxy and mask/fabrication processes</li><li>Hands-on experience contributing to an industry-first laser design</li><li>Ability to work independently as well as in cross-functional teams including electronics, packaging</li></ul><h3>Nice to have</h3><ul><li>Experience using outsourced contract manufacturers for large volume production of VCSELs</li><li>Experience with high-density VCSEL arrays and VCSEL polarization stabilization</li><li>High speed direct modulation laser diode design/test experience</li><li>Understanding of sources of process variation and statistical process control for yield improvement</li><li>Laser packaging and/or reliability experience</li></ul>