Controls Engineer – Building Automation Systems (BAS)

LeoForce; Naperville (IL); On-site; USD 90,000 - 120,000; Full time

Benefits offered by this job

Medical coverage

Life Insurance

401K

Paid holidays

Job summary

LeoForce in the Chicagoland West Suburbs is seeking a Controls Engineer to design, program, commission, and startup BAS for commercial and institutional projects.

You will work directly with customers to implement open protocol integrations (BACnet, Modbus) and ensure peak system performance from design through startup and warranty support. A strong candidate will have 3+ years in BAS, a solid understanding of HVAC controls, and travel locally.

Qualifications

• 3+ years of BAS or HVAC controls experience.
• Experience programming, commissioning, or servicing building automation systems.
• Strong understanding of HVAC equipment and control strategies.
• Experience with BACnet, Modbus, or similar protocols.
• Ability to read drawings, wiring diagrams, and schematics.
• Excellent troubleshooting and communication skills.
• Valid driver's license and ability to travel locally.

Responsibilities

• Design and develop BAS control systems for projects.
• Program controllers, graphics, sequences of operation, and databases.
• Commission, troubleshoot, and optimize HVAC control systems.
• Integrate HVAC equipment with BACnet, Modbus, and other protocols.
• Perform point-to-point verification, startup, and testing.
• Prepare control drawings, submittals, and commissioning reports.
• Provide customer training and ongoing technical support.

Skills

BAS controls

HVAC expertise

BACnet/Modbus

Programming

Troubleshooting

Reading drawings

Tools

Schneider EcoStruxure EBO

Tridium Niagara N4

Distech Controls

SmartX Controllers

Job description

Job Description

Experience: Mid Level

Salary: $90,000 - $120,000 per year

Job Details

Controls Engineer – Building Automation Systems (BAS)

Location: West Suburbs of Chicago

Summary: We are seeking a Controls Engineer to support the design, programming, commissioning, and startup of Building Automation Systems (BAS) for a variety of commercial and institutional projects. This position is ideal for someone who enjoys solving complex HVAC control challenges, working directly with customers, and seeing projects through from design to completion.

Responsibilities

• Design and develop BAS control systems for new construction, retrofit, and renovation projects.
• Program controllers, develop graphics, create sequences of operation, and configure system databases.
• Commission, troubleshoot, and optimize HVAC control systems to ensure peak system performance.
• Integrate HVAC equipment with third-party systems using open protocols such as BACnet, Modbus, and other industry standards.
• Perform point-to-point verification, startup, functional testing, and system validation.
• Work closely with project managers, field technicians, electricians, mechanical contractors, and end users throughout project execution.
• Provide technical support during installation, startup, and warranty periods.
• Prepare project documentation including control drawings, submittals, as-built documentation, and commissioning reports.
• Assist customers with system training and ongoing technical support.

Qualifications

• 3+ years of experience with Building Automation Systems (BAS) or HVAC controls.
• Experience programming, commissioning, or servicing commercial building automation systems.
• Strong understanding of HVAC equipment, control strategies, and mechanical systems.
• Experience with BACnet, Modbus, or other building automation communication protocols.
• Ability to read mechanical drawings, wiring diagrams, and control schematics.
• Excellent troubleshooting and communication skills.
• Valid driver's license with the ability to travel locally to customer sites.

Preferred Experience

• Schneider Electric EcoStruxure Building Operation (EBO)
• Tridium Niagara (N4)
• Distech Controls
• SmartX Controllers
• Building system integration and energy optimization
• Experience with healthcare, higher education, mission-critical, or data center facilities is a plus.

A bit about us

A full-service building automation and systems integration contractor that designs, installs, services, and maintains intelligent building control systems for commercial and industrial facilities throughout the Chicago area

Why join us?

• Medical, Eye, and Dental Coverage
• Life Insurance
• 401K
• Paid Holidays and PTO
• Competitive Salary