Engineer, Senior Engineer, or Staff Engineer – Reactor Engineering

Overview

Company: System One
Location: Jenkinsville, SC 29065
Work Environment: Onsite – Nuclear Power Plant
Employment Type: Direct Hire, Full-Time
Relocation Assistance: Available

Engineer, Senior Engineer, or Staff Engineer – Reactor Engineering

System One is seeking a Reactor Engineer (Engineer, Senior Engineer, or Staff Engineer level based on experience) to support reactor engineering functions at a commercial nuclear power plant in Jenkinsville, South Carolina. This position performs complex engineering work requiring in-depth technical knowledge, sound judgment, and experience supporting nuclear operations with a strong emphasis on safety, regulatory compliance, and operational excellence.

At higher levels, this role provides technical leadership, mentors less experienced engineers, and serves as a subject matter expert on reactor engineering, design, and regulatory matters.

• Support reactor startup testing, including physics testing and data analysis
• Monitor reactor core performance and provide recommendations for operational improvements
• Participate in refueling outage planning and execution, including fuel shuffle planning and post-outage verification
• Support fuel movement planning, new fuel receipt inspections, and fuel handling activities
• Interface with Operations, Maintenance, and Regulatory organizations to ensure compliance with safety and licensing requirements
• Maintain and improve reactor engineering tools, methodologies, and procedures
• Review and evaluate design changes and modifications
• Provide technical guidance and oversight to less experienced engineers, as applicable

Experience Level Requirements

• Engineer: 2+ years of engineering experience
• Senior Engineer: 5+ years of engineering experience
• Staff Engineer: 8+ years of engineering experience

• Reactor Engineering and/or Core Design experience required
• Experience with flux mapping, reactivity management, startup physics testing, and online core monitoring preferred
• Experience supporting refueling outages and fuel handling activities highly preferred
• Familiarity with Westinghouse 3-loop core design and BEACON™ software preferred

• Minimum of 1 year of nuclear power plant experience required

Candidates must meet one of the following requirements:

• Bachelor’s degree in Engineering (Nuclear preferred) from an ABET-accredited program
• Bachelor’s degree in Engineering from a non-U.S. institution accredited under the Washington Accord
• Bachelor’s degree in Engineering, Physics, Chemistry, Math, or Engineering Technology plus a post-graduate Engineering degree from an ABET-accredited institution
• Current or previously held U.S. Professional Engineer (PE) license

• Travel:
  Up to 25%
• Military service members and veterans with applicable ranks and equivalent experience are encouraged to apply

System One connects top engineering talent with mission-critical roles supporting the nation’s energy infrastructure. Join a team where safety, technical excellence, and long-term career growth are prioritized.

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