Commonwealth Fusion Systems
Fiber Optic Specialist - First Shift
Somerville, MA · On-site · Full-time · Posted Oct 22, 2026
- Experience
- 4+ years required; 7+ years preferred.
About the job
Supports R&D and production by handling, integrating, splicing, testing, and repairing optical fibers for the SPARC fusion machine.
What you'll do
- Route, splice, test, and repair fibers while minimizing damage and attenuation.
- Integrate small assemblies and install protective wrappings for fibers and enclosures.
- Train technicians and improve safe fiber and laser handling procedures.
What they ask for
- 4+ years of experience in fiber optics field applications.
- Experience taking attenuation, insertion loss, and spectral analysis measurements with optical measurement equipment.
- Experience handling fiber in a laboratory setting using established standards.
Nice to have
- 7+ years of fiber optics field applications experience.
- Experience with distributed sensing arrays, coated fibers, fiber training, cable assemblies, or fiber work in confined spaces.
Pay
USD 38–48 per-hour-wage (base salary)
Tools
OTDR, OSA, OBR, power meter
Model-written summary · the original posting is authoritative