HVAC Engineer (Nuclear)

TL;DR

HVAC Engineer (Nuclear): Designing and maintaining complex ventilation and mechanical systems for a new nuclear fuel facility with an accent on confinement, reliability, and safety compliance. Focus on performing airflow calculations, equipment sizing, and coordinating cross-discipline design interfaces to meet rigorous nuclear industry standards.

Location: Must be based in Oak Ridge, Tennessee, USA

Company

hirify.global is an award-winning provider of turnkey solutions, delivering comprehensive nuclear, environmental, and technical services to federal agencies and private sector partners.

What you will do

• Develop and review HVAC calculations, airflow diagrams, equipment specifications, and duct layouts.
• Support systems involving nuclear ventilation, confinement, process exhaust, and rotating equipment.
• Evaluate ventilation performance, pressure relationships, heat loads, and system reliability.
• Review vendor submittals for fans, heat exchangers, filtration equipment, and instrumentation.
• Coordinate design interfaces with process, piping, electrical, and safety basis teams.
• Support hazard reviews, constructability assessments, and commissioning planning.

Requirements

• Bachelor's degree in mechanical or architectural engineering or related discipline.
• 5+ years of HVAC engineering experience in nuclear, chemical, or high-hazard industrial facilities.
• Proficiency in interpreting HVAC drawings, P&IDs, and safety requirements.
• US citizenship is required due to government contract and security clearance mandates.
• Ability to obtain and maintain required site access and security clearances.

Nice to have

• Experience with nuclear fuel facilities, hot cells, gloveboxes, and HEPA filtration.
• Knowledge of ASHRAE, SMACNA, ASME, and DOE nuclear ventilation standards.
• Professional Engineer (PE) license or Engineer-in-Training (EIT) certification.
• Active DOE L or Q clearance.

Culture & Benefits

• Comprehensive health care plan including medical, dental, and vision.
• Retirement plan with 401(k) contributions.
• Life insurance coverage including basic and voluntary options.
• Paid time off for vacation and public holidays.
• Short-term and long-term disability benefits.