Thermal-Hydraulic Analysis Engineer

Thermal-Hydraulic Analysis Engineer ENERCON $90,000.00 - $190,000.00 /Yr. United States, Illinois, Naperville 2056 Westings Avenue (Show on map) Apr 07, 2026 Overview Join ENERCON's Nuclear Services Group as a Thermal-Hydraulic Analysis Engineer. In this role, you will have the opportunity to develop nuclear and mechanical safety analysis work products supporting licensing, design, qualification, and operability of nuclear power, fuel cycle facilities, and other nuclear facilities. This role is in support of the multi-disciplinary Engineering & Safety Analysis team, which supports radiological, mechanical, thermal-hydraulic, chemical, and meteorological assessments of new and existing nuclear facilities, structures, systems, and components. This position can be Part Time, Full Time, or contract based. This role offers flexibility in the following office locations: in Kennesaw, GA (Suburb of Atlanta) Kennewick, WA Naperville, IL FT Worth, TX Palm Beach Gardens, FL Remote will be considered for candidates with 6+ years of experience in the nuclear or power industries. Responsibilities Imagine a day where you are at the heart of solving important challenges, using your expertise to ensure the safety of nuclear facilities and to protect the public & environment. In this role, your work drives innovation, supports groundbreaking projects, and makes a lasting impact on the future of clean, reliable energy.

Safety & Licensing Support:

Prepare calculations, evaluations, engineering change packages, and licensing documents associated with mechanical, nuclear or chemical safety analysis. Provide technical support and develop licensing documents for Safety Analysis Reports (SAR), Integrated Safety Assessments (ISA), or license amendment requests (LAR) related to nuclear analysis licensing submittals. Develop and assess the nuclear facility safety programs, design basis documents, key calculations, processes and procedures in accordance with current design and regulatory requirements and expectations (USNRC & DOE)

Containment/Habitability and Environmental Qualification Analysis:

Perform steady-state and transient thermal-hydraulic analysis of high energy line breaks, containment response, perform flooding analysis, develop environmental qualification profiles, and perform control room habitability/HVAC performance evaluations.

Key Software:

Gothic

System Transient Evaluations:

Perform modeling of nuclear systems using knowledge of thermal-hydraulics and computer software tools in support of commercial operating plants and new reactor designs.

Key Software:

RELAP5, RETRAN, MELCOR, MAAP

Mechanical Analysis:

Perform steady state and transient analysis of power plant piping systems including evaluations of hydrodynamic loads, water hammer, heat exchanger performance, pump specification, etc.

Key Software:

AFT-FATHOM, AFT-ARROW, AFT-IMPULSE, PROTO-FLO, PROTO-HX, PEPSE

LOCA and Transient Analysis Methods:

Experience with LOCA, transient, stability, subchannel, and other safety analysis methods is preferred

Client Relations & Business Development:

Participate in and support client peer reviews, expert panels and NRC audits. Collaborate with discipline and client counterparts to ensure project clarity. Develop technical proposals and support business development as required #LI-SH7 Qualifications Bachelor's Degree in Nuclear Engineering, Mechanical Engineering, Chemical Engineering, or related engineering degree Mid level requires 3+ years of experience of safety analysis work in a nuclear environment Senior level requires 6+ years of experience of safety analysis work in a nuclear environment Must possess excellent written and oral communication skills Interest in application of technical skills to unique, varied and challenging engineering problems Willing to travel to a plant site for meetings and/or assignment. Assignments vary based on project and client needs, ranging from a few weeks to several months Pay Range USD $90,000.00 - USD $190,000.00 /Yr. Additional Information ENERCON Services, Inc. (ENERCON) is powered by people who make a difference. We offer rewarding careers in a culture built on excellence, innovation, and growth. Please

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to learn more about the potential Benefits you may be eligible to receive with this role and working here at ENERCON. When salary range is listed it reflects typical compensation for this role based on level and location. Actual pay depends on experience, skills, and education. Applicants must be legally authorized to work in the U.S. without current or future employer sponsorship. We do not typically sponsor H1-B or any other work visa petitions. Employment is contingent upon passing pre-employment and random drug/alcohol screenings, background checks, and annual motor vehicle record reviews per company and client policies. We are an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity or expression, pregnancy, age, national origin, disability status, genetic information, protected veteran status, or any other characteristic protected by law.