Fiber Optic Specialist - Weekend - Second Shift (Fri, Sat, Sun)

Fusion Energy Base; Harvard (MA); On-site; USD 52,000 - 66,000; Full time

Benefits offered by this job

Equity

Health insurance

401(k) with employer matching

13 Company-wide Holidays

Flexible vacation days

Job summary

Commonwealth Fusion Systems is seeking a Fiber Optic Specialist for weekend night shifts in Devens, MA. You will handle, splice, test, and maintain thousands of optical fibers for the SPARC fusion machine, coordinating with operations and R&D teams.

The role requires 4+ years in fiber optics, experience with attenuation and spectral analysis, and lab fiber handling. On-site, with a competitive pay range and comprehensive benefits, you will contribute to a safe, high-precision manufacturing

Qualifications

• 4+ years experience in fiber optics field applications.
• Experience with attenuation, insertion loss, and spectral analysis measurements using tools such as OTDR/OSA/OBR.
• Experience handling fibers in a lab setting with known standards.

Responsibilities

• Handle, route, splice, test, and repair thousands of fibers in the SPARC fusion machine.
• Mechanically integrate small assemblies with fiber work, e.g., passthrough flanges and enclosures.
• Apply composite or polymer wrappings to fibers and enclosures.
• Train technicians on installation, splicing, routing, and measurement procedures.
• Improve safety protocols for laser and fiber optic handling.
• Fulfill fiber needs for manufacturing and R&D.

Skills

Fiber optics field applications

Measurement & analysis

Teamwork

Safety awareness

Tools

OTDR

OSA

OBR

Power meter

Interrogators

Optical switches

Fault locators

Job description

Fiber Optic Specialist - Weekend - Second Shift (Fri, Sat, Sun)Devens, MACorporate Operations – Operations - Manufacturing /Full-time /On-site

About Commonwealth Fusion Systems:

Commonwealth Fusion Systems is on a mission to deliver the urgent transition to fusion energy. Combining decades of research, top talent, and new technologies, we’re designing and building commercially viable fusion power plants. And we're working with policymakers, suppliers, and many others to build the energy industry of the future. We’re in the best position to make it happen. Since 2018, we’ve raised $4 billion of capital, making us the largest and leading fusion company in the world. Now we’re looking for more thinkers, doers, builders, and makers to join us. People who’ll bring new perspectives, solve tough problems, and thrive as part of a team. If that’s you and this role fits, we want to hear from you. Join the power movement as a Fiber Optic Specialist The Fiber Optic Applications Technician is an exciting and evolving role with a responsibility for assisting R&D and production staff with all aspects of optical fiber work such as fiber splicing, testing, and incorporation of fibers into complex design features while minimizing damage and attenuation to the fiber throughout its lifetime. The technician will ensure functional operation and preventative maintenance of equipment as well as continuous improvement. Responsibilities include close cooperation with Operations, Maintenance, Quality and other departments to ensure goals and objectives are met. This role will lead the way to making Earth sustainable for the future to come. This work is conducted within a multi-disciplinary team of technicians and engineers. Participation and clear, concise communication while working with the team is crucial.

Hours:

6:00 pm - 6:00 am

Work Friday, Saturday, Sunday nights

Rate of pay:

$38 - $48 per hour + 30% differential

What you’ll do:

• Conduct the handling, routing, splicing, testing, and potential repair of 1000’s of fibers throughout the SPARC fusion machine
• Perform mechanical integration of small assemblies adjacent or in conjunction with the fiber work, such as passthrough flanges and enclosures for the fibers
• Install composite or polymer wrappings for the fibers and their enclosures
• Train other technicians as needed in the proper installation, splicing, routing, and measurement procedures
• Improve safety protocols for laser and fiber optic handling
• Fulfill manufacturing and R&D fiber needs

What we’re looking for:

• 4+ years experience in fiber optics field applications
• Experience with taking attenuation, insertion loss, and spectral analysis measurements using various measurement equipment (such as OTDR, OSA, OBR, power meter, etc.)
• Must have experience fiber handling in a lab setting with known standards

Bonus points for:

• 7+ years experience in fiber optics field applications
• Experience in utilizing distributed sensing arrays
• Experience with polyimide and a variety of coated fibers
• At least 1 year experience in teaching and/or training fiber splicing techniques and cable assemblies
• Experienced with designing, building, and testing fiber cable assemblies, particularly in cryogen and vacuum conditions
• Experience performing fiber optic work in environments with limited space or requiring odd positions.

Skills:

• Fiber coating removal
• Fiber re-coating
• Specialty fiber splicing
• Fiber proof-testing
• Measurement and analysis techniques with optical tools and equipment such as interrogators, optical multiplexers, optical switches, fault locators, OTDR, etc.
• Knowledgeable about various optics sensing techniques and optical attenuation/insertion loss mechanisms
• Basic Materials Science knowledge
• Good communication skills
• Good attention to detail

Must-have Requirements:

• Ability to occasionally lift up to 50 lbs
• Perform activities: Stooping, typing, standing, or sitting for extended periods of time
• May need to operate in small confined places in odd locations
• Work locations could include being on platforms around 25 feet high
• Dedication to safety to mitigate industrial hazards that may include heat, cold, noise, fumes, strong magnets, lead (Pb), high voltage, and cryogenics
• Willingness to travel or work required nights/weekends/on-call occasionally

$38 - $48 an hour Salary range for this full-time position + equity + benefits. The actual salary will depend on level, location, qualifications, and experience. The range displayed on each job posting reflects new hire salaries for the position across all US locations.

Benefits include:

• Competitive compensation with equity
• 13 Company-wide Holidays
• Flexible vacation days
• 10 sick days
• Generous parental leave policy
• Health, dental, and vision insurance
• 401(k) with employer matching
• Professional growth opportunities
• Team-building activities

At CFS, we excel in fast-paced environments, driven by our values of integrity, execution, impact, and self-critique. As we grow, we’re eager to bring on mission-driven folks who offer diverse perspectives and fresh ways to tackle challenges. We value diversity deeply and are proud to be an equal opportunity employer by choice. We consider all qualified applicants equally, regardless of race, color, national origin, ancestry, citizenship status, protected veteran status, religion, physical or mental disability, marital status, sex, sexual orientation, gender identity or expression, age, or any other basis protected by law. This role requires compliance with U.S. laws concerning the export of controlled or protected technologies or information (collectively, “Export Control Laws