Process/Chemical Engineer, Energy

AtkinsRéalis

Process/Chemical Engineer Energy developing nuclear solutions at AtkinsRéalis. Involving project management, design, and ensuring compliance with nuclear safety regulations.

Posted 6/4/2026full-timeRemote • Tennessee • 🇺🇸 United StatesJuniorMid-Level💰 $72,000 - $120,000 per yearWebsite

About the role

Key responsibilities & impact

Executes Small Modular Reactor and nuclear fuel cycle facility projects
Develops and conceptualizes system architecture, flow diagrams, and piping/instrumentation diagrams (P&IDs) for nuclear facilities, auxiliary systems, or fuel cycle models
Performs rigorous evaluations to ensure systems, structures and components maintain chemical safety, criticality controls, radiation shielding, and defense-in-depth principles
Ensures that all engineering designs align with local, state, and federal standards, including DOE or NRC regulations
Selects, tests, and specifies mechanical components, valves, and vessels to ensure they withstand regulated and hazardous environments
Evaluates test or validation data to improve the efficiency of existing nuclear facilities
Develops key design deliverables such as Process drawings, Process Flow Diagrams and Process & Instrumentation Diagrams/Engineering Flow Diagrams
Prepares, checks and/or approves calculations including mass, energy and flow balances, and pipe and equipment sizing
Prepares engineering documents such as specifications for process equipment
Ensures that design deliverables are of a high standard and compliant with standards, regulations and customer specific standards
Produces documentation that is technically accurate, grammatically correct, correctly formatted and professionally presented
Develops resolutions to technical issues and ensure necessary change control is implemented

Requirements

What you’ll need

Bachelor's degree in Chemical Engineering or related field
Minimum of two (2) years post-baccalaureate experience
Previous experience providing engineering support to nuclear facility design, construction or operations
Strong communication skills in a challenging, multi-tiered environment
Strong organizational skills
Knowledge of key NRC regulations, design codes and standards for commercial nuclear facilities required
Knowledge in the use of related design software codes, including process simulation software
Professional Engineering (PE) License desired

Benefits

Comp & perks

medical
dental
vision
company-paid life and short- and long-term disability benefits
employer-matched 401(k) with 100% vesting
employee stock purchase plan
Paid Time Off
leaves of absences options
flexible work options
recognition and employee satisfaction programs
employee assistance program
voluntary benefits

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

system architectureflow diagramspiping/instrumentation diagramschemical safetycriticality controlsradiation shieldingProcess Flow Diagramsmass balancesenergy balancespipe and equipment sizing

Soft Skills

communication skillsorganizational skills

Certifications

Bachelor's degree in Chemical EngineeringProfessional Engineering (PE) License