Senior Fiber Optic Applications Technician (Equity + Benefits)

Commonwealth Fusion Systems LLC; Somerville (MA); On-site; USD 52,000 - 66,000; Full time

Benefits offered by this job

Competitive compensation with equity

13 Company-wide Holidays

Flexible vacation days

Health, dental, and vision insurance

401(k) with employer matching

Job summary

Commonwealth Fusion Systems LLC is seeking a Fiber Optic Specialist to support R&D and production activities in our Somerville facility. You will splice, test, and integrate fibers into complex designs while minimizing attenuation and damage over the fiber’s lifetime.

The role requires collaboration with Operations, Maintenance, Quality, and other teams, with a strong emphasis on safety, documentation, and continuous improvement. On-site work in a collaborative environment is essential.

Qualifications

• 4+ years experience in fiber optics field applications.
• Experience with taking attenuation, insertion loss, and spectral analysis measurements.
• Must have experience fiber handling in a lab setting with known standards.

Responsibilities

• Handle, route, splice, test, and repair thousands of fibers in the SPARC fusion machine.
• Integrate mechanical assemblies with fiber work and enclosures.
• Install fiber wrappings and train others in procedures.
• Improve safety protocols for laser and fiber optic handling.
• Fulfill manufacturing and R&D fiber needs.

Skills

fiber optics field applications

attenuation measurements

lab fiber handling

spectrum analysis measurements

Tools

OTDR

OSA

OBR

power meter

Job description

Commonwealth Fusion Systems LLC is seeking a Fiber Optic Specialist to support R&D and production activities in our Somerville facility. You will splice, test, and integrate fibers into complex designs while minimizing attenuation and damage over the fiber’s lifetime.

The role requires collaboration with Operations, Maintenance, Quality, and other teams, with a strong emphasis on safety, documentation, and continuous improvement. On-site work in a collaborative environment is essential.