Controls Engineer

Comfort Systems USA Ohio is expanding our Building Automation & Controls Team in Cincinnati, and we’re looking for a talented, driven, and solutions-oriented Controls Engineer to help shape the future of smart building technology.

If you’re passionate about automation, HVAC controls, energy efficiency, and cutting‑edge building systems
, this is your opportunity to join a growing industry leader where your expertise truly makes an impact.

• Building Automation Systems (BAS/DDC)
• Commercial HVAC Systems
• Controls Troubleshooting & Optimization
• Technical Support & Customer Training

As a Controls Engineer
, you’ll play a critical role in the design, programming, implementation, and long‑term success of advanced Building Automation Systems across commercial and industrial facilities. You’ll collaborate with project managers, field technicians, sales teams, and customers to deliver innovative, energy‑efficient, and high‑performing control solutions.

This is more than a programming position — it’s an opportunity to help customers solve real‑world operational challenges through advanced automation technologies and intelligent building solutions, including:

• Building Automation Systems
• HVAC Controls & System Programming
• Third‑Party Equipment Integration
• Long‑Term Building Reliability & Efficiency

• Develop and program Direct Digital Control (DDC) systems for HVAC applications
• Configure BAS/DDC platforms, databases, alarms, trends, and integrations
• Support system startup, commissioning, troubleshooting, and optimization
• Collaborate with project managers, technicians, and field teams throughout project execution
• Develop control strategies and sequences of operation
• Integrate third‑party equipment using BACnet, Modbus, and related protocols
• Provide technical support and customer training
• Maintain project documentation, backups, and as‑built system records
• Help drive long‑term customer success and system performance

• Experience with BAS/DDC systems, HVAC controls, or automation technologies
• Strong understanding of commercial HVAC systems, electrical systems, and control theory
• Experience with controls programming, system integration, and troubleshooting …

At Comfort Systems USA Ohio, you’ll join a team that values innovation, collaboration, and professional growth while working with some of the industry’s most advanced building technologies.

• Competitive pay based on experience
• Comprehensive benefits package including medical, dental, vision, and 401(k) with company contribution
• Paid time off and company holidays
• Ongoing training and development in building automation systems and controls technologies
• Opportunity to work on a variety of commercial and industrial projects
• Career growth with a respected mechanical contractor backed by a strong national platform

If you’re a technically driven professional who enjoys solving complex problems, working with building automation systems, and helping customers improve performance, we’d love to connect