Applications Engineer/BAS Programmer

Divcon Controls

$70K — $95K *
US-AnywhereRemote in United States
Technical Services
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • 5-7 years of experience programming building automation systems from leading manufacturers (e.g., Delta Controls, Honeywell, Siemens)
  • Strong understanding of HVAC systems including AHUs, VAVs, chillers, boilers, and cooling towers
  • Proficient in BACnet/IP, BACnet MS/TP, and Modbus RTU/TCP
  • Ability to interpret MEP drawings and wiring diagrams accurately
  • Skilled in using BAS programming tools for configuration and implementation
  • Excellent troubleshooting skills in live controls environments

Responsibilities

  • Develop and program DDC controllers for logic and control sequences
  • Build and configure controller databases and user interfaces
  • Implement system integration using open protocols like BACnet and Modbus
  • Test and configure network settings, including IP addressing and routing
  • Create and maintain programming libraries and standards
  • Support field technicians during system startup and testing
  • Troubleshoot and resolve communications and programming issues
  • Perform on-site adjustments to optimize HVAC performance

Benefits

  • Collaborative work environment with design engineers and project managers
  • Opportunity to work on mission-critical systems in healthcare and data center environments
  • Participation in internal design and code reviews to enhance programming practices
  • Adoption of cutting-edge BAS programming tools and technologies
  • Support for professional growth in building automation and controls field
Full Job Description
About the role:

The BAS Controls Programmer is responsible for developing, configuring, testing, and deploying building automation control systems used in commercial, industrial, and mission-critical facilities. This role transforms mechanical and electrical design intent into fully functional control logic using DDC, PLC, and BAS programming tools.

You will work closely with design engineers, project managers, and field technicians to ensure every system operates safely, efficiently, and according to specification.

Key Responsibilities:

  • Develop and program DDC controllers, including logic, sequences, alarms, schedules, and trends.
  • Build and configure controller databases, graphics, navigation, and user interfaces.
  • Implement integration using BACnet, Modbus, and other open protocols.
  • Configure and test network settings, IP addressing, routing, and device bindings.
  • Create and update programming libraries, templates, and standards.
  • Support field technicians during startup, commissioning, point-to-point testing, and functional testing.
  • Troubleshoot communication issues, device failures, programming errors, and performance gaps.
  • Perform on-site adjustments to optimize HVAC and mechanical system performance.
  • Validate I/O lists, mechanical schedules, control drawings, and sequences of operation.
  • Maintain organized project files including backups, version control, release notes, and as-built documentation.
  • Participate in internal design and code reviews, contributing to programming best practices.
  • Coordinate with engineers, PMs, and installers to clarify design intent and execution requirements.
  • Implement third-party integrations (meters, lighting, power monitors, VFDs, chillers, boilers, AHUs, RTUs, etc.).
  • Develop and modify system graphics that reflect the mechanical system accurately.
  • Support complex system architectures including EPMS, SCADA, PLC-based subsystems, and networked BAS deployments.

Qualifications:

  • Experience programming building automation systems (Delta Controls, Tridium Niagara, Johnson Controls FX, Siemens, Schneider, Honeywell, Automated Logic, Distech, etc.).
  • Strong understanding of HVAC systems: AHUs, VAVs, chillers, boilers, RTUs, pumps, cooling towers.
  • Working knowledge of BACnet/IP, BACnet MS/TP, Modbus RTU/TCP, device addressing, and network configuration.
  • Ability to interpret MEP drawings, wiring diagrams, and sequences of operation.
  • Proficiency with BAS programming tools, configuration utilities, and software loaders.
  • Strong troubleshooting and problem-solving skills in live controls environments.

Preferred Qualifications:

  • Experience with Delta Controls software tools and certification (Fundamentals, Advanced Applications).
  • Experience with Allen-Bradley PLCs, Ignition, or SCADA systems.
  • Familiarity with server setup, virtual machines, or OT networks.
  • Associate or bachelor's degree in Electrical, Mechanical, Controls, or related field.
  • Experience supporting mission-critical environments (data centers, healthcare, pharma, labs, etc.).

Similar Jobs

More Jobs at Divcon Controls

More Technical Services Jobs

Find similar Applications Engineer/BAS Programmer jobs: