Refrigeration Engineer
Position: Refrigeration Engineer
Location: Jacksonville, FL
Pay Range: $150,000 - $170,000
Benefits:
- Comprehensive medical, dental, vision, and life benefits
- Short- and long-term disability coverage
- 401K with company contributions
- Paid holidays and paid time off
Tiello has partnered with a leading design-build refrigeration contractor specializing in commercial and industrial refrigeration equipment. Their products support essential industries such as grocery, food processing, cold storage, pharmaceuticals, and specialty facilities that rely on advanced temperature-controlled systems. We are looking for a Refrigeration Engineer to join this growing team.
Key Responsibilities
• Develop and evaluate refrigeration system layouts including equipment sizing, compressor selections, evaporators, condensers, controls, and heat transfer components
• Support equipment application engineering for ammonia, CO₂, and large-capacity HFC systems
• Assist in system calculations including load analysis, capacity, suction/discharge conditions, and performance modeling
• Interpret customer specifications, cold storage requirements, processing layouts, climate conditions, and utility constraints
• Prepare application packages including selection documents, performance data, drawings, controls narratives, and technical submittals
• Collaborate with design, project management, and field construction to ensure systems meet performance, budget, and code expectations
• Troubleshoot design challenges and recommend application adjustments during construction and commissioning
• Work with controls teams to define setpoints, alarm strategies, sequencing, and energy-efficiency approaches
• Provide engineering support to service teams addressing start-up, commissioning, system optimization, and post-installation performance
• Review vendor equipment selections and ensure alignment with system needs, refrigerant type, capacity, and safety requirements
• Ensure design compliance with industry and regulatory codes (ASHRAE, IIAR, OSHA, EPA, NEC, DOE, UL, etc.)
Qualifications
• Bachelor’s degree in Mechanical Engineering, Industrial Technology, or related discipline
• 3+ years of experience in industrial or commercial refrigeration systems
• Strong understanding of thermodynamics, heat transfer, refrigerant properties, and system performance curves
• Experience with CO₂, ammonia, and large-scale DX or secondary coolant systems preferred
• Ability to interpret P&IDs, piping layouts, flow schematics, and controls documentation
• Familiarity with compressor systems, VFDs, evaporators, condensers, valves, and pumping systems
• Knowledge of defrost strategies, sequencing, and low-temperature design environments
Technical Skills
• Refrigeration load calculation and sizing software
• AutoCAD or Revit for system layout review
• Familiarity with PLC/BMS/controls integration and operating logic
• MS Office and ERP experience
• Understanding of ventilation, machine room safety, and pressure vessel requirements
• Working knowledge of IIAR safety standards, ASHRAE guidelines, and facility code compliance
Additional Skills
• Ability to communicate complex technical details to both engineers and field teams
• Strong analytical mindset with practical mechanical judgment
• Comfortable supporting multiple active projects and shifting priorities
• Solutions-oriented approach with strong initiative and follow-through
• Ability to work cross-functionally with estimating, service, field installation, and owners/operators
Applicants must be authorized to work in the U.S.
Tiello LLC is proud to be an Equal Opportunity Employer
All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, protected veteran status, or any other characteristic protected by law.
Your Right to Work - In compliance with federal law, all persons hired will be required to verify identity and eligibility to work in the United States and to complete the required employment eligibility verification document form upon hire.
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