# Lightmatter Jobs: 55 Open SI Roles | SI Jobs > Lightmatter has 55 open jobs on Nov 11, 2026, from its own job board: every title, team and place, each linked to apply on Lightmatter's site. Source: https://tsio.si/jobs/lightmatter/ Updated: 2026-11-11 Publisher: The SI Observatory (tsio.si), run by the SI community, built by Codeflex 1. [Home](https://tsio.si/) 2. [SI Jobs](https://tsio.si/jobs/) 3. Lightmatter SI Jobs · Chip makers # Lightmatter jobs **Lightmatter has 55 open jobs on its own Greenhouse job board on Nov 11, 2026. The largest role family is hardware and chips (38) and the place named most is Silicon Valley (38).** Lightmatter is one of the Chip makers the Observatory follows: companies designing the chips and interconnects SI runs on. Every job below links to Lightmatter's own posting, where you apply. Updated **Nov 11, 2026** · Board [job-boards.greenhouse.io/lightmatter](https://job-boards.greenhouse.io/lightmatter) · Type **Chip makers** All 55 jobs [Lightmatter's job board](https://job-boards.greenhouse.io/lightmatter) [Share on X](https://x.com/intent/post?text=Lightmatter+has+55+open+jobs+right+now.+Every+one%2C+from+its+own+job+board%3A&url=https%3A%2F%2Ftsio.si%2Fjobs%2Flightmatter%2F) - **Open jobs**: 55 - **Teams hiring**: 13 - **Places named**: 3 - **Open to remote**: 0 *Chart: Lightmatter open jobs by role family. 55 jobs on Nov 11, 2026.* *Chart: Lightmatter open jobs by place. A job listed in several places counts in each.* Open jobs ## Every open job at Lightmatter Newest first, from Lightmatter's Greenhouse board. Search or filter, then open a job to read it and apply on Lightmatter's own page. Remote 55 jobs | Job | Location | Posted | |---|---|---| | [Sr/Staff Digital Design Engineer](https://boards.greenhouse.io/lightmatter/jobs/5474727008?gh_jid=5474727008)Digital Design | Boston, MA | Nov 6, 2026 | | [Sr/Staff Digital Design Engineer](https://boards.greenhouse.io/lightmatter/jobs/5472071008?gh_jid=5472071008)Digital Design | Mountain View, CA | Nov 6, 2026 | | [Sr/Staff Digital Design Engineer](https://boards.greenhouse.io/lightmatter/jobs/5474736008?gh_jid=5474736008)Digital Design | Toronto, ON | Nov 6, 2026 | | [Photonics Characterization Intern- Winter 2026](https://boards.greenhouse.io/lightmatter/jobs/5473572008?gh_jid=5473572008)Internships | Boston, MA | Nov 5, 2026 | | [People Operations Analyst](https://boards.greenhouse.io/lightmatter/jobs/5473118008?gh_jid=5473118008)People Operations | Boston, MA | Nov 4, 2026 | | [Staff Operations Program Manager](https://boards.greenhouse.io/lightmatter/jobs/5464327008?gh_jid=5464327008)Supply Chain | Mountain View, CA | Nov 3, 2026 | | [Staff Global Supply Manager](https://boards.greenhouse.io/lightmatter/jobs/5461611008?gh_jid=5461611008)Supply Chain | Mountain View, CA | Nov 3, 2026 | | [Hardware Systems Technical Lead](https://boards.greenhouse.io/lightmatter/jobs/5414642008?gh_jid=5414642008)Product Engineering | Mountain View, CA | Nov 3, 2026 | | [Electro-Optic Link Hardware Engineer](https://boards.greenhouse.io/lightmatter/jobs/5408439008?gh_jid=5408439008)Photonics & Silicon Engineering | Boston, MA; Mountain View, CA | Oct 22, 2026 | | [Staff Electrical Design Engineer](https://boards.greenhouse.io/lightmatter/jobs/5448319008?gh_jid=5448319008)Product Engineering | Mountain View, CA | Oct 16, 2026 | | [Staff Photonics Design & PDK Modeling Engineer](https://boards.greenhouse.io/lightmatter/jobs/5356009008?gh_jid=5356009008)Photonics & Silicon Engineering | Boston, MA; Mountain View, CA; Toronto, ON | Oct 8, 2026 | | [Sr. Staff Product Manager (Photonics)](https://boards.greenhouse.io/lightmatter/jobs/5433658008?gh_jid=5433658008)Product Management | Boston, MA; Mountain View, CA | Sep 30, 2026 | | [Electro-Optic Link Hardware Engineer](https://boards.greenhouse.io/lightmatter/jobs/5408441008?gh_jid=5408441008)Photonics & Silicon Engineering | Mountain View, CA | Sep 24, 2026 | | [Silicon, Hardware, & Photonics Engineering Intern - Summer 2027](https://boards.greenhouse.io/lightmatter/jobs/5425407008?gh_jid=5425407008)Internships | Boston, MA; Mountain View, CA | Sep 15, 2026 | | [Sr Staff Integrated Photonics Laser Systems Architect](https://boards.greenhouse.io/lightmatter/jobs/5407375008?gh_jid=5407375008)Photonics & Silicon Engineering | Toronto, ON | Sep 10, 2026 | | [Sr Staff Integrated Photonics Laser Systems Architect](https://boards.greenhouse.io/lightmatter/jobs/5407374008?gh_jid=5407374008)Photonics & Silicon Engineering | Boston, MA; Mountain View, CA | Sep 10, 2026 | | [Principal Hardware Systems Technical Lead](https://boards.greenhouse.io/lightmatter/jobs/5420076008?gh_jid=5420076008)Product Engineering | Mountain View, CA | Sep 9, 2026 | | [Staff/Sr Staff Electro-Optic Link Codesign Engineer](https://boards.greenhouse.io/lightmatter/jobs/5398173008?gh_jid=5398173008)Photonics Engineering | Boston, MA; Mountain View, CA | Aug 25, 2026 | | [Senior Account Manager](https://boards.greenhouse.io/lightmatter/jobs/5393601008?gh_jid=5393601008)Sales | Mountain View, CA | Aug 24, 2026 | | [Staff /Sr Staff Laser Module & Systems Characterization Engineer](https://boards.greenhouse.io/lightmatter/jobs/5394690008?gh_jid=5394690008)Photonics Engineering | Mountain View, CA | Aug 21, 2026 | | [Signal Integrity Engineer](https://boards.greenhouse.io/lightmatter/jobs/5382139008?gh_jid=5382139008)Photonics Packaging Engineering | Mountain View, CA | Aug 19, 2026 | | [Power Integrity Engineer](https://boards.greenhouse.io/lightmatter/jobs/5382130008?gh_jid=5382130008)Photonics Packaging Engineering | Mountain View, CA | Aug 19, 2026 | | [Package Layout Engineer](https://boards.greenhouse.io/lightmatter/jobs/5382115008?gh_jid=5382115008)Photonics Packaging Engineering | Mountain View, CA | Aug 19, 2026 | | [Mixed-Signal Validation Engineer](https://boards.greenhouse.io/lightmatter/jobs/5386967008?gh_jid=5386967008)Product Engineering | Mountain View, CA | Aug 17, 2026 | | [Principal Field Application Engineer](https://boards.greenhouse.io/lightmatter/jobs/5386629008?gh_jid=5386629008)Sales | Mountain View, CA | Aug 12, 2026 | | [Sr. Staff Thermo-Mechanical Engineer](https://boards.greenhouse.io/lightmatter/jobs/5378713008?gh_jid=5378713008)Photonics Packaging Engineering | Mountain View, CA | Aug 9, 2026 | | [Staff Photonics Design and Layout Engineer](https://boards.greenhouse.io/lightmatter/jobs/5374689008?gh_jid=5374689008)Photonics Engineering | Boston, MA; Mountain View, CA | Aug 3, 2026 | | [Sr. Staff Physical Design Engineer](https://boards.greenhouse.io/lightmatter/jobs/5370436008?gh_jid=5370436008)Photonics & Silicon Engineering | Boston, MA | Jul 24, 2026 | | [Sr. Staff Physical Design Engineer](https://boards.greenhouse.io/lightmatter/jobs/5370437008?gh_jid=5370437008)Photonics & Silicon Engineering | Toronto, ON | Jul 24, 2026 | | [Staff Hardware Test & Bring-Up Engineer](https://boards.greenhouse.io/lightmatter/jobs/5356568008?gh_jid=5356568008)Product Engineering | Mountain View, CA | Jul 16, 2026 | | [Staff Embedded Software Engineer](https://boards.greenhouse.io/lightmatter/jobs/5216367008?gh_jid=5216367008)Platform | Boston, MA; Mountain View, CA | Jul 15, 2026 | | [Staff High-Speed I/O Test Engineer](https://boards.greenhouse.io/lightmatter/jobs/5351725008?gh_jid=5351725008)Product Engineering | Mountain View, CA | Jul 14, 2026 | | [Analog/Mixed Signal Architect](https://boards.greenhouse.io/lightmatter/jobs/5295127008?gh_jid=5295127008)Architecture | Toronto, ON | Jul 14, 2026 | | [Analog/Mixed Signal Architect](https://boards.greenhouse.io/lightmatter/jobs/5295125008?gh_jid=5295125008)Architecture | Boston, MA; Mountain View, CA | Jul 14, 2026 | | [Digital Architect](https://boards.greenhouse.io/lightmatter/jobs/5324152008?gh_jid=5324152008)Architecture | Toronto, ON | Jul 13, 2026 | | [Digital Architect](https://boards.greenhouse.io/lightmatter/jobs/5324070008?gh_jid=5324070008)Architecture | Boston, MA; Mountain View, CA | Jul 13, 2026 | | [Photonics Hardware Validation Engineer](https://boards.greenhouse.io/lightmatter/jobs/5303113008?gh_jid=5303113008)Product Engineering | Mountain View, CA | Jul 9, 2026 | | [Senior Laser & SOA Characterization Engineer](https://boards.greenhouse.io/lightmatter/jobs/5287958008?gh_jid=5287958008)Photonics & Silicon Engineering | Mountain View, CA | Jul 2, 2026 | | [Sr. Staff Physical Design Timing Engineer (STA)](https://boards.greenhouse.io/lightmatter/jobs/5099034008?gh_jid=5099034008)Photonics & Silicon Engineering | Boston, MA | Jun 9, 2026 | | [Mechanical Design Engineer](https://boards.greenhouse.io/lightmatter/jobs/5208190008?gh_jid=5208190008)Photonics Packaging Engineering | Mountain View, CA | May 13, 2026 | | [Sr. Staff Photonics Systems Engineer](https://boards.greenhouse.io/lightmatter/jobs/5204151008?gh_jid=5204151008)Photonics & Silicon Engineering | Toronto, ON | Apr 28, 2026 | | [Staff / Sr. Staff Photonics Test Engineer](https://boards.greenhouse.io/lightmatter/jobs/5124847008?gh_jid=5124847008)Product Engineering | Mountain View, CA | Apr 24, 2026 | | [Machine Learning Infrastructure Researcher](https://boards.greenhouse.io/lightmatter/jobs/5148543008?gh_jid=5148543008)Machine Learning | Toronto, ON | Mar 10, 2026 | | [Principal Digital (mixed-signal) Architect](https://boards.greenhouse.io/lightmatter/jobs/5146293008?gh_jid=5146293008)Architecture | Toronto, ON | Mar 6, 2026 | | [Sr. Staff Physical Design Engineer](https://boards.greenhouse.io/lightmatter/jobs/5057578008?gh_jid=5057578008)Photonics & Silicon Engineering | Mountain View, CA | Jan 6, 2026 | | [Staff/Sr. Staff Design Verification](https://boards.greenhouse.io/lightmatter/jobs/5026014008?gh_jid=5026014008)Photonics & Silicon Engineering | Mountain View, CA | Dec 9, 2025 | | [Staff/Sr. Staff Design Verification](https://boards.greenhouse.io/lightmatter/jobs/5026019008?gh_jid=5026019008)Photonics & Silicon Engineering | Boston, MA | Dec 9, 2025 | | [Principal Digital (mixed-signal) Architect](https://boards.greenhouse.io/lightmatter/jobs/5020803008?gh_jid=5020803008)Architecture | Boston, MA; Mountain View, CA | Dec 5, 2025 | | [Photonics Systems Circuit Design Engineer](https://boards.greenhouse.io/lightmatter/jobs/5010709008?gh_jid=5010709008)Photonics & Silicon Engineering | Boston, MA; Mountain View, CA | Dec 4, 2025 | | [Staff/Sr. Staff Design Verification Engineer](https://boards.greenhouse.io/lightmatter/jobs/4973182008?gh_jid=4973182008)Photonics & Silicon Engineering | Toronto, ON | Nov 4, 2025 | | [Sr. Staff Physical Design Timing Engineer (STA)](https://boards.greenhouse.io/lightmatter/jobs/4971294008?gh_jid=4971294008)Photonics & Silicon Engineering | Mountain View, CA | Nov 3, 2025 | | [Sr. Staff Physical Design Timing Engineer (STA)](https://boards.greenhouse.io/lightmatter/jobs/4971293008?gh_jid=4971293008)Photonics & Silicon Engineering | Toronto, ON | Nov 3, 2025 | | [Machine Learning Infrastructure Researcher](https://boards.greenhouse.io/lightmatter/jobs/4893269008?gh_jid=4893269008)Machine Learning | Mountain View, CA | Aug 21, 2025 | | [Analog IC Design Engineer, High-Speed](https://boards.greenhouse.io/lightmatter/jobs/4418732008?gh_jid=4418732008)Photonics & Silicon Engineering | Mountain View, CA | Apr 29, 2025 | | [Analog IC Design Engineer, High-Speed](https://boards.greenhouse.io/lightmatter/jobs/4418733008?gh_jid=4418733008)Photonics & Silicon Engineering | Toronto, ON | Mar 24, 2025 | Also hiring ## More SI companies hiring now [Chip makers**Graphcore****201** open jobs](https://tsio.si/jobs/graphcore/) [Chip makers**Astera Labs****175** open jobs](https://tsio.si/jobs/astera-labs/) [Chip makers**Cerebras****123** open jobs](https://tsio.si/jobs/cerebras/) [Chip makers**Tenstorrent****123** open jobs](https://tsio.si/jobs/tenstorrent/) [Chip makers**Etched****116** open jobs](https://tsio.si/jobs/etched/) [Chip makers**SambaNova****71** open jobs](https://tsio.si/jobs/sambanova/) [All 48 companies](https://tsio.si/jobs/#companies)