Senior Manufacturing Engineer — Nuclear Reactor Hardware

Radiant; El Segundo (CA); On-site; USD 120,000 - 180,000; Full time

Benefits offered by this job

Stock plan

Health benefits

One Medical

Vision coverage

Dental coverage

Parental leave

Education support

Lunch provided

Flexible PTO

On-site HQ

Job summary

Radiant, based in El Segundo, CA, is seeking a Senior Manufacturing Engineer to scale Kaleidos production from prototype to repeatable, high-volume hardware. You will own manufacturing processes for critical reactor components, drive DFM/DFA with design, and partner with design, quality, and operations to ensure safe, reliable builds.

You will translate CAD models into production plans, develop tooling, and implement robust inspection strategies.

Qualifications

• 5+ years of experience manufacturing complex mechanical hardware.
• Experience partnering with design engineering to influence hardware through DFM/DFA.
• Experience owning manufacturing processes from development through production.
• Strong understanding of GD&T and interpreting engineering drawings.
• Experience developing manufacturing documentation and tooling.

Responsibilities

• Own manufacturing and inspection processes for critical Kaleidos components from design release through final acceptance.
• Partner with design engineers to drive DFM/DFA and reduce mass, part count, and complexity.
• Evaluate designs for manufacturability, tolerance stack-up, tooling access, and assembly sequence.
• Develop, document, and improve manufacturing processes for complex hardware.
• Translate drawings and CAD models into manufacturing plans and production controls.
• Define fabrication approaches, make-vs-buy decisions, and inspection methodologies.
• Design production tooling, fixtures, and lifting equipment for safe, repeatable builds.
• Collaborate with Quality and Test to establish inspection strategies and resolve issues.
• Perform root-cause analysis of defects and implement durable corrective actions.
• Develop suppliers and maturation plans for critical components and processes.
• Identify capital equipment needs to support current and future volumes.
• Support hands-on build, integration, and troubleshooting on the shop floor.

Skills

DFM/DFA

Manufacturing processes

GD&T interpretation

Root-cause analysis

Cross-functional collaboration

Hands-on shop-floor work

Education

Bachelor’s degree in mechanical engineering

Mechanical or aerospace engineering (related)

Job description

Radiant, based in El Segundo, CA, is seeking a Senior Manufacturing Engineer to scale Kaleidos production from prototype to repeatable, high-volume hardware. You will own manufacturing processes for critical reactor components, drive DFM/DFA with design, and partner with design, quality, and operations to ensure safe, reliable builds.

You will translate CAD models into production plans, develop tooling, and implement robust inspection strategies.