Precision TIG Welder & Electromechanical Assembly Tech

Cfsenergy; Harvard (MA); On-site; USD 65,000 - 90,000; Full time

Job summary

Commonwealth Fusion Systems in the United States is seeking a hands-on TIG welder and technician to assemble, weld and test high‑precision electromechanical assemblies for large‑scale structures. This role focuses on quality, safety, and continuous improvement in a fast‑paced, collaborative environment.

You will read drawings, operate production and magnet equipment, perform precision soldering and wiring, and collaborate with engineers to refine processes and manufacturability.

Qualifications

• High school diploma or equivalent.
• 3+ years in electromechanical or electrical/mechanical assembly.
• 3+ years welding experience with structural systems and tooling.
• Ability to read and interpret technical documents, blueprints, and schematics.
• Documented training or certifications in welding processes (e.g., GMAW, GTAW, SMAW).
• Ability to lift up to 50 lbs regularly and perform physically demanding tasks.

Responsibilities

• Assemble electromechanical components per detailed work instructions, drawings, and wiring diagrams.
• Operate production, testing, and high‑powered magnet equipment.
• Use calibrated mechanical tools (e.g., torque wrenches, micrometers, calipers).
• Troubleshoot assembly issues and suggest process improvements.
• Perform precision soldering, wiring, epoxy potting, injection molding, and vacuum system work.
• Collaborate with engineers to refine processes and improve manufacturability.
• Weld metallic structures and tooling using GMAW, GTAW, SMAW, and other methods.
• Read and analyze blueprints, perform detailed measurements, and plan welding layouts.
• Use manual welding equipment to produce welds in various positions (flat, vertical, overhead).
• Weld stainless steel and copper, including pressure‑rated and critical applications.
• Participate in welding equipment qualifications and inspections.
• Provide design feedback on weld geometries and material choices.

Skills

Electromechanical assembly

Welding experience

Blueprints & schematics reading

Tool proficiency

Safety awareness

Education

High school diploma or equivalent

Tools

GMAW

GTAW

SMAW

Calipers & micrometers

Torque wrenches

Job description

Commonwealth Fusion Systems in the United States is seeking a hands-on TIG welder and technician to assemble, weld and test high‑precision electromechanical assemblies for large‑scale structures. This role focuses on quality, safety, and continuous improvement in a fast‑paced, collaborative environment.

You will read drawings, operate production and magnet equipment, perform precision soldering and wiring, and collaborate with engineers to refine processes and manufacturability.