Antares

Senior, Civil Engineer – Reactor Deployments

Los Angeles, California, United StatesFull timeSenior$140,000 - $185,000 / yearPosted 13 days ago
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About Us

At Antares, our long-term mission is to make clean energy abundant from Earth to the Asteroid Belt. We’re fueled by the belief that advanced nuclear energy can strengthen our military, solve the climate crisis, elevate global living standards, and expand humanity's presence in outer space. To achieve our mission, we’re building mass-producible, inherently safe, deployable microreactors that can be used terrestrially, underwater, and in space.

Formed in 2023, the Antares team hails from SpaceX, The White House, MIT, Rigetti Computing, The Air Force, General Atomics, Relativity Space, Ursa Major, and National Laboratories like Los Alamos, Idaho, and Oak Ridge. Antares has raised over $130M in venture capital from top-tier investors and has over $13M in government funding.

About the Team

The Antares Reactor Deployments team is responsible for bringing the Antares R1 microreactor from the factory to operational service. Working across engineering, manufacturing, licensing, construction, supply chain, and operations, the team develops repeatable deployment solutions that enable rapid installation of factory-built microreactors at commercial, defense, and government sites.

As a Senior Civil Engineer, you will lead the development of deployment sites that support safe, efficient, and cost-effective reactor installation. You'll evaluate prospective sites, develop standardized civil infrastructure, and work with multidisciplinary engineering teams to create modular site designs that can be deployed repeatedly with minimal site-specific customization. This role spans the full project lifecycle—from customer site evaluation and conceptual planning through detailed design, permitting, construction, commissioning, and fleet deployment. You'll help establish the civil engineering standards and deployment methodologies that enable Antares to scale reactor deployments while maintaining the highest standards of safety, quality, and constructibility. Success in...