X-energy

X-energy

Visit websiteLinkedIn1,001-5,000 employees

Open Positions at X-energy

6 open positions

Rockville, MD, USAStaff+
$180k - $205k/yr

Engineer IV, AI & Digital Engineering will build production-ready AI-native applications, agentic workflows, and cloud platforms that accelerate nuclear-reactor engineering and deployment. The role offers multiple specialization paths across agentic AI, full-stack development, data integration, and platform infrastructure.

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19 days ago
Rockville, MD, USASenior
$150k - $180k/yr

Software Engineer III building production-ready AI-native applications, agentic workflows, data platforms, and cloud infrastructure for X-energy’s Xe-100 nuclear reactor development programs. The role offers multiple specialization paths spanning full-stack development, agentic AI, engineering-data integration, and platform infrastructure.

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21 days ago
Rockville, MD, USAStaff+
$220k - $245k/yr

Lead the development of production-ready AI-native applications, agentic workflows, and cloud platforms accelerating nuclear reactor engineering at X-energy. The role spans AI applications, engineering data integration, and cloud-native infrastructure across multiple specialization tracks.

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21 days ago
Rockville, MD, USASenior
$120k - $145k/yr

Forward Deployed Software Engineer III serving as the bridge between X-energy’s APEX platform team and internal stakeholders, combining AI-focused product engineering with extensive training, support, and enablement. The role builds agentic AI workflows and applications while helping engineering, manufacturing, regulatory, and business teams adopt AI-native solutions.

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26 days ago
Rockville, MD, USASenior
$184k - $215k/yr

AI Platform Engineer responsible for building and operating the cloud infrastructure, CI/CD systems, and release automation behind X-energy’s AI-native application platform. The role emphasizes AWS, Terraform, containerization, observability, reliability, and hybrid collaboration in Rockville/Gaithersburg, Maryland.

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26 days ago
Rockville, MD, USAStaff+
$144k - $192k/yr

Software Engineer IV contributing to X-energy’s AI Solutions Tiger Team, rapidly developing production-ready AI systems that improve nuclear reactor engineering workflows, knowledge management, and decision support. The role may focus on frontend development, agentic AI, data integration, ML operations, or technical product management.

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26 days ago
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