- Professor, Mechanical Engineering
- J. Mike Walker ’66 Professor II
- Phone: 979-845-4931
- Email: zoneill@tamu.edu
- Office: MEOB 326
- Website: Research Webpage
- Linkedin: Profile

Educational Background
- Ph.D., Mechanical Engineering, Oklahoma State University – 2004
- M.S., Thermal Engineering, Tongji University – 2000
Research Interests
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- Building/HVAC&R energy efficiency
- Intelligent building controls and optimization
- Grid-interactive efficient buildings
- Building-to-grid integration
- Heat pump and dehumidification technologies
- Smart, connected and resilient communities
- Well-being in the built environment
Industry Experience
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- 35 years of government and military experience – Member of the U.S. Senior Executive Service and Retired Colonel, U.S. Army
- NASA astronaut with over 1,000 hours in space during four missions – STS-57, StS-70, STS-88, STS-109
- Served in senior engineering positions at NASA, including Deputy Director of Engineering, Chief Engineer, and Principal Engineer
- Led the Space Shuttle Program Safety and Mission Assurance Office directing efforts enabling the safe return of the Space Shuttle following the Columbia accident
- 6 years of industry research experience – Principal Investigator, Staff Research Engineer/Scientist with United Technologies Research Center (UTRC, now Raytheon Technologies Research Center -RTRC ), East Hartford, CT.
- 2 years of industry consulting experience – Energy Analyst with Cimetrics, Boston, MA.
Awards & Honors
- ASHRAE Crosby Field Award - 2024
- Texas A&M Engineering Genesis Award - 2023, 2020
- Texas A&M J. Mike Walker ’66 Faculty Fellow II - 2020-2022
- ASHRAE Fellow - 2021
- IBPSA Fellow - 2021
- Best Paper Award for Building Simulation: An International Journal - 2021, 2013
- The University of Alabama President’s Faculty Research Award - 2019
- ASHRAE Distinguished Service Award - 2019
- IBPSA-USA Emerging Contributor Award - 2018
- ASHRAE Innovative Research Grant (IRG) Award - 2017
- Educator of the Year, from ASHRAE Birmingham Chapter - 2016
- DOE IAC Junior Faculty Research Award - 2015
- United Technologies Research Center Outstanding Achievement Award - 2010
Selected Publications
- Li, G., Z. Yang, Y. Fu, Z. O’Neill, L. Ren, O. Pradhan and J. Wen. 2024. A Hardware-in-the-Loop (HIL) Testbed for Cyber-Physical Energy Systems in Smart Commercial Buildings. Science and Technology for the Built Environment 30, no. 5 (2024): 415-432
- Li, G., Z. Yang, Y. Fu, Z. O’Neill, L. Ren, O. Pradhan and J. Wen. 2024. A Hardware-in-the-Loop (HIL) Testbed for Cyber-Physical Energy Systems in Smart Commercial Buildings. Science and Technology for the Built Environment 30, no. 5 (2024): 415-432
- Fu, Y., S. Xu. Q. Zhu, Z. O’Neill and V. Adetola. 2023. How Good Are Learning-based Control v.s. Model-based Control for Load Shifting? Investigations on A Single Zone Building Energy System. Energy 273 (2023): 127073
- Pang, Z., Z. O’Neill, Y. Chen, J. Zhang, H. Cheng, B. Dong. 2023. Adopting Occupancy-Based HVAC Controls in Commercial Building Energy Codes: Analysis of Cost-Effectiveness and Decarbonization Potential. Applied Energy. 349 (2023): 121594.
- Eisenhower, B., Z.D. O’Neill, S. Narayanan, V. A. Fonoberov and I. Mezic´. 2012. A Methodology for Meta-model Based Optimization in Building Energy Models. Energy and Buildings. 47:292-302 DOI:10.1016/j.enbuild.2011.12.001.