HVAC Systems Design Engineer II

Zaddy Solutions; Oklahoma City (OK); On-site; USD 85,000 - 120,000; Full time

Job summary

Zaddy Solutions in Oklahoma City is seeking a Mechanical Engineer to design, validate and optimize HVAC systems for residential and commercial products. You will work across product families and support manufacturing to ensure best-in-class performance and reliability.

You will perform analytical studies, run simulations, prepare technical documentation, and collaborate with internal teams to drive NPD and sustaining initiatives, while interfacing with vendors and customers to meet project goals.

Qualifications

• Bachelor's or Master's in Mechanical Engineering with HVAC emphasis preferred.
• Deep understanding of thermodynamics, heat transfer and fluids.
• Experience with NPD processes and DFSS/DFMA concepts.

Responsibilities

• Design, optimize and qualify HVAC systems for multiple platforms.
• Lead product qualification and compliance test programs.
• Manage projects through the full development cycle and coordinate with manufacturing.
• Interface with vendors, customers, and cross-functional teams.
• Document designs with BOMs, drawings and change notifications.

Skills

HVAC design

Project management

Thermal analysis

Data analysis

DOE methods

Education

Bachelor's in Mechanical Engineering

Master's preferred

Tools

CFD software

MATLAB

MS Office

Job description

Zaddy Solutions in Oklahoma City is seeking a Mechanical Engineer to design, validate and optimize HVAC systems for residential and commercial products. You will work across product families and support manufacturing to ensure best-in-class performance and reliability.

You will perform analytical studies, run simulations, prepare technical documentation, and collaborate with internal teams to drive NPD and sustaining initiatives, while interfacing with vendors and customers to meet project goals.