Lead Engineer - Controls Systems Architect

Lennox

  • Chennai, Tamil Nadu
  • Permanent
  • Full-time
  • 24 days ago
Company Profile:Lennox (NYSE: LII) Driven by 130 years of legacy, HVAC and refrigeration success, Lennox provides our residential and commercial customers with industry-leading climate-control solutions. At Lennox, we win as a team, aiming for excellence and delivering innovative, sustainable products and services. Our culture guides us and creates a workplace where all employees feel heard and welcomed. Lennox is a global community that values each team member’s contributions and offers a supportive environment for career development. Come, stay, and grow with us. Job Description:
  • Design and develop PLC logic using ladder diagrams, function block, or step diagram programming.
  • Create and configure SCADA/HMI interfaces for real-time monitoring and control.
  • Lead the installation, testing, and commissioning of PLC-based control systems at customer sites.
  • Troubleshoot and optimize control logic for performance, reliability, and safety.
  • Collaborate with mechanical and electrical teams to ensure seamless system integration.
  • Prepare detailed documentation including control logic diagrams, I/O lists, and commissioning reports.
  • Provide technical support and training to clients and internal teams.
Qualifications:Bachelor’s degree in Electrical Engineering, Instrumentation, Automation, or a related field.13–16 years of experience in PLC programming and industrial automation.Proficiency in programming platforms such as Siemens (TIA Portal, S7), Allen-Bradley (RSLogix, Studio 5000), or Schneider Electric.Strong experience in SCADA/HMI development (e.g., WinCC, Wonderware, Ignition).Proven track record of site commissioning and troubleshooting of PLC systems.Strong understanding of refrigeration systems, water circulation, or HVAC processes.Familiarity with industrial communication protocols (Modbus, Profibus, OPC, etc.).Preferred skills:Experience with refrigeration systems or chilled water systems.Knowledge of control panel design and electrical schematics.Exposure to Industry 4.0 technologies and remote monitoring solutions.Strong project management and client-facing communication skills.

Lennox