Controls Design Engineer - BAS

OPIX Systems; Lawrenceville (GA); On-site; USD 70,000 - 90,000; Full time

Job summary

OPIX Systems is looking for a Controls Design Engineer to be responsible for designing, documenting, and supporting building automation systems in Lawrenceville, Georgia. This role involves developing control systems for HVAC applications, creating detailed drawings, and ensuring compliance with standards. Ideal candidates will hold a Bachelor's degree in Engineering and have experience in building automation. The position offers office-based work with occasional site visits for project coordination.

Qualifications

• 1+ years of experience in HVAC controls or building automation.
• Strong proficiency with Microsoft Visio for technical drawings.
• Solid understanding of HVAC systems and control strategies.

Responsibilities

• Develop control system designs for HVAC and building automation systems.
• Create control drawings using Visio (schematics, network diagrams).
• Produce complete control submittal packages, including control diagrams.

Skills

Strong proficiency with Microsoft Visio for technical drawings

Solid understanding of HVAC systems and control strategies

Ability to read and interpret construction documents

Strong attention to detail and documentation accuracy

Education

Bachelor’s degree in Engineering (Mechanical, Electrical, or related field)

Tools

HVAC control devices

BACnet/IP and MS/TP networks

Job description

Job Summary

The Controls Design Engineer is responsible for the design, documentation, and technical support of building automation and control systems. This role translates project requirements, sequences of operation, and standards into clear, buildable control drawings and design packages that support installation, programming, commissioning, and long‑term operation.

Key Responsibilities

Design & Engineering

• Develop control system designs for HVAC and building automation systems (BAS)
• Create control drawings using Visio (schematics, network diagrams, panel layouts, point‑to‑point wiring)
• Interpret mechanical, electrical, and architectural drawings to develop coordinated control designs
• Develop and review Sequences of Operation for accuracy, clarity, and constructability
• Select control devices (controllers, sensors, actuators, valves, dampers, relays, power supplies)

Documentation & Submittals

• Produce complete control submittal packages, including:
  • Control diagrams
  • Points lists
  • Network architecture
  • Panel layouts
  • Device schedules
• Ensure drawings are correctly scaled, labeled, and compliant with company standards
• Revise drawings based on internal QA, customer comments, and field conditions
• Maintain version control and revision tracking

Technical Coordination

• Coordinate with project managers, field technicians, programmers, and commissioning staff
• Support RFI responses related to control design and scope
• Clarify design intent for installation and programming teams
• Participate in design reviews and kickoff meetings

Standards & Quality

• Apply company standards, industry best practices, and applicable codes
• Ensure fail‑safe operation, interlocks, and proper control logic intent
• Support continuous improvement of templates, standards, and design workflows

Required Qualifications

• Bachelor’s degree in Engineering (Mechanical, Electrical, or related field) or equivalent industry experience
• 1+ years of experience in HVAC controls or building automation
• Strong proficiency with Microsoft Visio for technical drawings
• Solid understanding of:
  • HVAC systems and control strategies
  • Sensors, actuators, and control devices
  • BACnet/IP and MS/TP networks
  • Ability to read and interpret construction documents
• Strong attention to detail and documentation accuracy

Preferred Qualifications

• Experience with Niagara, Distech, Johnson Controls, Siemens, or similar platforms
• Familiarity with commissioning processes and functional testing
• Experience supporting control submittals and construction phases
• Knowledge of low‑voltage wiring practices and panel design

Working Conditions

• Office‑based with periodic jobsite or field coordination
• May support multiple projects concurrently
• Occasional travel as required for project support