Mechanical Designer El Segundo, California, United States

Radiant Industries; Mississippi; On-site; USD 65,000 - 85,000; Full time

Job summary

Radiant Industries, a clean energy startup, seeks a Mechanical Designer to support the development of a revolutionary nuclear microreactor. The position requires strong CAD skills to create engineering drawings and manage models while collaborating with interdisciplinary engineers to drive innovative solutions.

Benefits

Substantial incentive stock plan

100% medical coverage for employee

Free snacks and drinks onsite

Flexible PTO policy

Qualifications

• Bachelor’s degree from an accredited institution in engineering.
• 1+ years experience with drafting and managing assemblies in CAD.
• Proficient in GD&T concepts and application.

Responsibilities

• Create and finalize 2D engineering drawings in NX.
• Manage large assemblies and complex 3D model creation.
• Document process updates and assembly modifications.

Skills

CAD proficiency

GD&T knowledge

Attention to detail

Ability to multitask

Education

Bachelor’s degree in engineering

Tools

NX for CAD modeling

Teamcenter

Job description

Radiant is an El-Segundo, CA-based clean energy startup building a nuclear microreactor. A climate-friendly alternative to diesel generators, Radiant's Kaleidos 1MW microreactor will be the world's first portable, zero-emissions power source that works anywhere. We plan to test our development reactor by 2026 and if successful, it will be the first new commercial reactor design to achieve a fueled test in over 50 years. Radiant's goal is to bring one of the world's first factory-constructed microreactors to market. Our microreactor can bring power to remote parts of the world and provide backup power for life-saving applications in hospitals or disaster-relief scenarios.

Mechanical Designer

Radiant is seeking a Mechanical Designer to support critical path development as we near the first prototype test in 2026. You will create drawings with inputs from responsible engineers, serve as a GD&T expert for the team when checking drawings, and manage models/assemblies. This is an excellent opportunity to enable mechanical, fluids, nuclear, and structural engineers in building a highly reliable, portable nuclear microreactor. The ideal candidate has keen attention to detail, excellent CAD abilities, and can juggle multiple competing priorities.

Responsibilities and Duties:

• Create, review, and finalize 2D engineering drawings in NX for subsystems and components for a nuclear microreactor.
• Manage large assemblies or assist with complex 3D model creation.
• Work closely with engineers to resolve issues and document changes including requirements, process updates, assembly modifications, and more.
• Create and update templates and drawing notes to stay up to date.
• Manage queue of revision requests and prioritize with team to identify and solve design-related issues.

Required Skills and Qualifications:

• Bachelor’s degree from an accredited institution in engineering.
• 1+ years working experience with drafting, modeling, and managing assemblies in CAD software.
• 1+ years' experience in NX for CAD modeling and engineering drawings.
• Experience with Teamcenter.
• Proficient in GD&T concepts and application.

Desired Skills and Qualifications:

• Familiarity with metallic structures, welded structures, and fluid systems.
• Experience designing and managing large CAD models and drawings.
• Ability to manage multiple drawings and models at a time effectively and with accuracy.
• Strong ability to communicate well and frequently with interdisciplinary engineers across engineering and leadership.
• Proactive and self-motivated with excellent ability to document processes and drawings and ensure up-to-date notes.

Additional Requirements

• Must be willing to work extended hours and weekends as necessary to accomplish our mission.
• Must work 100% onsite at El Segundo HQ.

Employee Benefits for Eligible Employees:

• Stock: Substantial incentive stock plan for all full time, salaried employees.
• Medical: 100% up to base silver level plan for employee + 50% dependents, offers up to Platinum plans.
• One Medical: Sponsored memberships for employees and their dependents.
• Voluntary Life, Accident, Hospital, Critical Illness, Commuter and FSA are offered as employee contributed benefits.
• Free snacks and drinks onsite.
• Flexible PTO policy.

We are an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity or expression, pregnancy, age, national origin, disability status, genetic information, protected veteran status, or any other characteristic protected by law.

Unfortunately, we are unable to provide visa sponsorship at this time. This position involves access to technology that is subject to U.S. export controls. Any job offer made will be contingent upon the applicant’s capacity to serve in compliance with U.S. export controls.

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