Chief of Staff
SiPhox
People & HR, Operations
Boston, MA, USA
USD 150k-200k / year + Equity
Posted on Jan 31, 2026
SiPhox Health
Wearable and At-Home protein monitoring with silicon photonic chips
Chief of Staff
$150K - $200K•Boston, MA, US
Job type
Full-time Role
Operations Experience
3+ years Visa
US citizen/visa only Apply to SiPhox Health and hundreds of other fast-growing YC startups with a single profile.
Apply to role › About the role
The Chief of Staff (CoS) position at SiPhox is a fast-paced executive role. As the CoS, your goal is to be a critical partner or stand-in replacement for the CEO in critical functions, including fundraising, business development, hiring, internal and external comms and general company building.
Ideal backgrounds are high-pressure consulting or startup roles. Significant equity and founder-level responsibilities + workload.
Email if you want to be considered:
mike at siphox.com
About SiPhox Health
Wearable and At-Home protein monitoring with silicon photonic chips