Building Simulation Engineer

About ONX Homes & AIIR Products

ONX Homes and AIIR Products are sister companies united by a bold mission: to revolutionize the way we live through design, technology, and sustainability.

ONX Homes is a vertically integrated Design Tech company reshaping the homebuilding industry. Founded by a diverse team of construction experts, design thinkers, and technology leaders, ONX leverages human-centric design, environmentally conscious materials, and advanced offsite manufacturing to create beautiful, sustainable homes. By partnering with landowners and utilizing state-of-the-art offsite construction facilities, we deliver high-quality homes in half the time of traditional methods—paving the way for smarter, more sustainable communities.

AIIR Products complements this vision by focusing exclusively on innovative, sustainable systems powered by cutting-edge machine learning technology. Its flagship offering, the AIIR Intelligent HVAC system, redefines energy efficiency by intelligently adapting to environmental conditions and occupant needs in real time. With a strong commitment to healthier, more comfortable living spaces, AIIR enhances every project with smart, sustainable technology that improves performance and minimizes environmental impact.

Together, ONX Homes and AIIR Products are driving the future of smart, sustainable living—combining groundbreaking technology with thoughtful design to transform how homes are built, experienced, and sustained.

Recruitment Policy:

ONX Homes will recruit based on merit and in compliance with all relevant legislation and is committed to recruitment and selection processes that are open, competitive, and based on merit. We are committed to valuing diversity and promoting equality.

Job Summary:

The Building Modeling Engineer plays a crucial role within the design engineering function at AIIR Products.  This position involves the use of advanced simulation tools to predict the energy use and performance of buildings.

By creating detailed models, Energy Modeling Engineers provides essential data that:

• Helps the sales team promote the value of the AIIR Products HVAC system to customers, building design engineers, etc.
• Generate data sets that can be used by engineering to develop algorithms.
• Generate data sets that can be used by engineering to compare the effectiveness of algorithm improvements, etc.

Key Responsibilities:

• Energy Modeling Engineers are tasked with several critical responsibilities that ensure the effective implementation of sustainable practices in building and system designs:
• Developing and implementing energy models using specialized software. (IESVE for example)
• Analyzing building parameters and operational energy use to for presentation to new customers
• Comparing operational parameters and energy usage for different HVAC systems for a given building/location configuration
• Collaborating with design teams to ensure that energy-saving features are integrated into software control algorithms
• Presenting findings and recommendations to stakeholders in a clear and comprehensive manner.
• Developing data sets for analysis by the controls team.

• Utilizing specialized software like IESVE for creating dynamic building energy and comfort models.
• Interacting frequently with other engineers and project stakeholders to discuss the impacts of design alterations on energy use and occupant comfort.
• Simulating various building scenarios and control algorithms to predict impact on energy usage and occupant comfort.

Education and Certification Requirements:

• Prospective Energy Modeling Engineers should have a solid educational background in a relevant field, accompanied by specific certifications demonstrating their expertise:
• Minimum of Master’s degree in Mechanical Engineering.
• Minimum of eight years of experience in building energy modelling
• Professional certification like Certified Energy Manager (CEM) or Building Energy Modeling Professional (BEMP) is highly advantageous.
• Knowledge of building codes and standards related to energy, such as ASHRAE 90.1 and IECC.
• Experience with CAD and BIM software, as well as proficiency in data analysis and reporting tools.

Your Future

ONX Homes provides a work environment that promotes employee growth and development. We are searching for an individual who wants to grow with the company and will strive to improve performance. If you are driven, personable, and energetic, there will be additional opportunities for you here at ONX Homes.
 
Physical Requirements 

The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. While performing the duties of this job, the employee is regularly required to stand; walk; sit; use hands to finger, handle, or feel objects, or controls; reach with hands and arms; climb stairs; balance; stoop, kneel, or crouch; and talk or hear. The employee must occasionally lift or move up to 15 pounds. Specific vision abilities required by the job include close vision, distance vision, color vision, peripheral vision, depth perception and the ability to adjust focus. 

If this sounds like you, you should apply right away so we can discuss how you can be a part of this exciting, fast-paced organization!

ONX is proud to be an equal opportunity workplace and is an affirmative action employer. We are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity or Veteran status.