Front Desk & Office Coordinator

Front Desk & Office Coordinator

Radiant's goals are ambitious - we will be the first company to mass-produce portable nuclear reactors. We have world-class engineers designing our Kaleidos 1MW microreactor, and we need a world-class team to build our business. Radiant is looking for a bright and eager office coordinator to join our Operations team and be a welcoming, friendly host to all visitors entering our HQ.

Responsibilities & Duties:

• Run our reception desk/front office, including:

• Greet and create a welcoming front-office experience for staff, visitors, and our community.

• Greet and direct vendors and freight deliveries.

• Answer phone calls.

• Enforce guest sign-in procedures and facilitate the HQ tour.

• Office/Administrative

• Assist with various office administration tasks (filing, supply ordering, restocking, inventory, and supplies organization).

• Ensure the office space is organized and well-stocked.

• Order food and supplies for meetings and team events.

• Assist People Operations (HR) with onsite event logistics, recruitment scheduling, and candidate experience.

• Assist the Operations team with ad-hoc office, administrative, or analytics tasks.

• Shipping & Receiving

• Receive mail and deliveries, and track items in our inventory software.

• Ship packages and drop-off/pick-up at the post office, FedEx, or UPS.

• Project Management

• Manage 3rd party contractors, responsible for both budget and timeline

Required Skills and Qualifications:

• Associate's or Bachelor's degree.
• Excellent verbal and written communication skills across various platforms.
• Proven ability to pick up new technologies.
• Proficient with Microsoft Office (emphasis on Word, PowerPoint, and Excel).
• Ability to work on-site in El Segundo 5 days a week.

Desired Skills and Qualifications:

• Eager to work in a fast-paced startup environment with a proactive and collaborative attitude.
• A no-task-is-too-small mindset.
• Resourceful, with keen ability to anticipate needs and take initiative to fill gaps.
• Prior internship or work experience in office administration, food service, events, or hospitality.
• Hands-on project examples outside of the classroom, such as extracurricular projects, clubs, or personal projects.