SirenOpt

Builds thin-film sensors and software.

Oakland, CA

Founded

2022

Employees

21-50

Total Raised

$19.0M

Last Round

Seed

Last Round Date

Oct 2025

Founders

Jared O'Leary, Ali Mesbah, Joel Paulson

4 jobs

Open Positions (4)

Manufacturing✅ Test, Quality, & Reliability · Manager

San Leandro, CA•$160k-$190k

Manufacturing⚡ Electrical & Firmware · Staff / Principal

San Leandro, CA•$160k-$180k

Manufacturing⚡ Electrical & Firmware · Staff / Principal

San Leandro, CA•$160k-$180k

Manufacturing💻 Software & Data · Manager

San Leandro, CA•$200k

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