Senior Building Controls Technician & Field Lead

Environmental Engineering Systems (EES Facility); Dayton (OH); On-site; USD 52,000 - 66,000; Full time

Benefits offered by this job

Health insurance

Dental insurance

Vision insurance

401k with Company Match

Profit Sharing & Pension

Telemedicine

Life and supplemental insurance

Short-term and long-term disability

Critical illness coverage

Job summary

EES Facility Services, Dayton, OH, is seeking a Senior Controls Technician to service commercial and industrial BAS systems. This hands-on role involves troubleshooting, programming, commissioning, integrating, and improving equipment with limited supervision.

The ideal candidate has 5+ years of field experience, strong understanding of HVAC systems, BACnet/Modbus knowledge, and the ability to read plans and diagrams. Travel to customer sites across the region is required.

Qualifications

• 5+ years of hands-on commercial or industrial building automation / DDC controls experience.
• Strong understanding of HVAC systems and sequences of operation.
• Proven ability to independently troubleshoot controls hardware, low-voltage wiring, networks, programming, and mechanical system interactions.
• Experience programming and commissioning BAS/DDC systems.
• Working knowledge of BACnet/IP, BACnet MS/TP, and Modbus.
• Ability to read mechanical plans, control drawings, wiring diagrams, and sequences of operation.
• Strong customer communication skills and the ability to explain technical issues clearly.
• Valid driver’s license and ability to travel to customer sites throughout the region

Responsibilities

• Troubleshoot BAS/DDC systems, controllers, sensors, actuators, communication networks, programming, and sequences of operation.
• Program and modify controllers, setpoints, schedules, alarms, trends, and sequences to meet project and customer requirements.
• Perform startup, point-to-point checkout, commissioning, functional testing, and system verification.
• Integrate HVAC equipment and third‑party systems using BACnet/IP, BACnet MS/TP, Modbus, and other common BAS protocols.
• Build and modify graphics, databases, network connections, and front-end interfaces.
• Diagnose control issues involving RTUs, AHUs, VAVs, boilers, chillers, pumps, exhaust systems, and other commercial HVAC equipment.
• Support retrofit and modernization projects, including migrations from legacy or pneumatic control systems.
• Work directly with customers to explain findings, recommend corrective action, and provide a strong service experience.
• Provide technical leadership and field support to less‑experienced controls technicians.
• Complete clear startup, service, and project documentation and assist with customer training and closeout.

Skills

Troubleshooting BAS/DDC

HVAC sequences

Reading drawings/diagrams

Customer communication

Programming & commissioning

Field leadership/mentoring

BACnet/IP & Modbus

Tools

BACnet/IP

BACnet MS/TP

Modbus

Johnson Controls Metasys

Tridium Niagara N4

Distech Controls

Job description

Senior Controls Technician

Dayton, OH

EES Facility Services is looking for a full-time Senior Controls Technician to service our customers in Dayton, Ohio. EES Facility Services is looking for an experienced Senior Building Automation / Controls Technician who can take ownership in the field. This is a hands-on technical role for someone who is comfortable troubleshooting, programming, commissioning, integrating, and improving commercial and industrial BAS systems with limited supervision.

What we can offer YOU:

• Health insurance
• Dental insurance
• Vision insurance
• 401k with Company Match
• Profit Sharing & Pension
• Telemedicine
• Life and supplemental insurance
• Short-term and long-term disability
• Critical illness coverage
• Pay: $38 – $48/hour, offer dependent on experience

Schedule:

• Monday to Friday
• Weekends as needed
• 8 AM – 5 PM

What you need to succeed:

• 5+ years of hands-on commercial or industrial building automation / DDC controls experience.
• Strong understanding of HVAC systems and sequences of operation.
• Proven ability to independently troubleshoot controls hardware, low-voltage wiring, networks, programming, and mechanical system interactions.
• Experience programming and commissioning BAS/DDC systems.
• Working knowledge of BACnet/IP, BACnet MS/TP, and Modbus.
• Ability to read mechanical plans, control drawings, wiring diagrams, and sequences of operation.
• Strong customer communication skills and the ability to explain technical issues clearly.
• Valid driver’s license and ability to travel to customer sites throughout the region

Preferred Experience:

• Johnson Controls Metasys / Facility Explorer.
• Tridium Niagara N4.
• Distech Controls.
• BAS integrations, network troubleshooting, and system migrations.
• Experience mentoring technicians or serving as the technical lead on projects.

What you’ll be doing:

• Troubleshoot BAS/DDC systems, controllers, sensors, actuators, communication networks, programming, and sequences of operation.
• Program and modify controllers, setpoints, schedules, alarms, trends, and sequences to meet project and customer requirements.
• Perform startup, point-to-point checkout, commissioning, functional testing, and system verification.
• Integrate HVAC equipment and third-party systems using BACnet/IP, BACnet MS/TP, Modbus, and other common BAS protocols.
• Build and modify graphics, databases, network connections, and front-end interfaces.
• Diagnose control issues involving RTUs, AHUs, VAVs, boilers, chillers, pumps, exhaust systems, and other commercial HVAC equipment.
• Support retrofit and modernization projects, including migrations from legacy or pneumatic control systems.
• Work directly with customers to explain findings, recommend corrective action, and provide a strong service experience.
• Provide technical leadership and field support to less-experienced controls technicians.
• Complete clear startup, service, and project documentation and assist with customer training and closeout.

About Us: For more than 50 years, EES has supported commercial and industrial customers with HVAC, building controls, design, engineering, service, and retrofit solutions. We are a Johnson Controls Authorized Building Controls Specialist and also work across Niagara, Distech, BACnet, Modbus, and other open-protocol systems.

If this sounds like the career for you, we ENCOURAGE you to Apply TODAY!

EES Facility Services is a leading provider of commercial and industrial HVAC services, design & engineering, and innovative comfort technology for our clients for over 50 years. We believe in empowering our employees to work together to deliver tomorrow’s technologies & solutions today.