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Lennox Supervisor, Controls Engineer in Carrollton, Texas

Company Overview

Lennox International (LII) is a leading global provider of innovative climate control solutions for heating, ventilation, air conditioning, and refrigeration (HVACR) markets.

Beginning over a century ago, Lennox International has built a strong heritage of Innovation and Responsibility. Our position as an innovation leader continually inspires us to promote more efficient energy use and a healthier environment through our product operations. Our engaged and diverse workforce is committed to providing climate control solutions that provide the most value and comfort for our customers.

We are proud to have instilled a shared sense of responsibility and commitment among our approximately 10,000 employees located throughout North America, South America, Europe, Asia, and Australia.

Job Description

The SW Engineer IV, through Software Simulation and Application Development Projects, will apply knowledge of electrical, mechanical, electromechanical equipment, and Data Acquisition / Control / Automation devices along with mathematics, physics, thermodynamics, along with various software / firmware to safely and reliably facilitate the production of large quantities of highly accurate product test data on a variety of test equipment in the HVAC Research and Development Testing Facility.

  • Handles advance aspects of design, development and integration of embedded software components and applications.

  • Plans, conducts and technically directs projects or major phases of significant projects.

  • Coordinates the effores of engineering support staff.

  • Designs and develops Windows Software applications.

  • Implements software components based on applicable specifications and design.

This person will identify and develop appropriate manual and automated measurement and control processes and procedures and also develop, enhance, and / or specify replacement components for any existing Test System. The person in this position will be responsible to learn company policies and procedures to complete various Product Data Production Projects / Assignments. These functions require great familiarity and solid judgment when interacting with the various Systems.This person will also be responsible for assisting and sometimes overseeing Installs, Troubleshooting, Repairs / Maintenance, Commissioning and Acceptance Testing to a variety of Test Equipment including: PCs, Controller Networks, Data Acquisition / Control / SCADA Systems and the associated devices / equipment. This person should also maintain a degree of familiarity and ability with regard to refrigeration, air conditioning, heating units, electric motors, and other equipment as it relates to test systems throughout the organization.


  1. Required
  • Bachelor’s Degree in Engineering or Technical Discipline.

  • Heavy familiarity with instrumentation and interfacing to various data acquisition and control systems.

  • 3+ years of supervisory / management experience

  • Experience developing environmental chamber / Test applications

  • Very experienced developing complex WONDERWARE INTOUCH applications

  • Minimum 2 years’ experience Ladder Logic design / PLC programming

  • Knowledgeable in Visual Basic / VBA

  • Proficient in MS Office applications

  • Experience in Test Harness development.

  • Strong computer hardware, software, database, IT / networking skills

  • Ability to manage computers in a TCP/IP network with working knowledge of security features and issues

  • Familiarity with human / equipment safety systems, control networks and advanced process control strategies

  • Systematic approach to problem definition and solution development

  • Ability to read and understand schematics / P&ID’s

  • Strong math, physics, thermodynamics skills

  • Familiarity with HVAC and / or refrigeration Systems

  • Ability to trouble shoot systems using DMM’s and other instrumentation

  • Ability to work as a member of cross-functional team

  • Strong organizational and interpersonal skills

  • Excellent verbal and written skills

  1. Desirable
  • Experience in developing WONDERWARE SYSTEM PLATFORM applications

  • Experience in Windows and Windows Server Deployment

Requisition # 2019-17527

Category Engineering

Shift / Hours Regular

Lennox International is an Equal Opportunity Employer and supports a diverse, inclusive work environment.

All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, transgender status, sexual orientation, national origin, genetics, disability, age, or veteran status.

Applicants with Disabilities

If you are an individual with a disability or a disabled veteran who is unable to use our online tools to search and apply for jobs, you may request a reasonable accommodation by contacting us at Recruitment@Lennoxintl.com

E-Verify Participation

For jobs located within the United States, LII participates in the Electronic Employment Verification Program known as E-Verify.

Please visit the E-Verify website for more information on this program.