Work in Iowa Healthcare Jobs

Job Information

Lennox Manufacturing Engineer III in Marshalltown, Iowa

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, and Asia.

Job Description

This engineer plans and designs complex manufacturing processes in an industrial plant. The engineer has full technical responsibility for planning, organizing and conducting independent technical projects for the engineering support of manufacturing operations such as machining, metal forming, plastics processing, welding and brazing, assembly and material handling.


  • Provide complex advisory support in the design, fabrication, modification and evaluation of manufacturing operations.

  • Conceive and plan projects involving major production activities, exploration of product and/or process problems, and the definition and selection of new concepts and approaches in manufacturing operations.

  • Conduct independent technical investigations involving the application of complex technical principles.

  • Evaluate test and production data, prepare technical analysis, and recommend manufacturing methods and processes required to meet design objectives on new or improved products and/or processes.

  • Coordinate complex technical matters relating to assembly drawing interpretation, Engineering Change Notices, rework, and manufacturing difficulties and specifications.

  • Coordinate with other technical support personnel.

  • Assign work to drafters and technicians, technical writers, engineering technicians and machine shop personnel as required.

  • Provide work leadership for lower-level employees.

In this high-visibility, high-impact role, you will drive new product and process introductions and see the results of your efforts moving down the assembly lines as finished products.

Maintain broad knowledge of current and potential product designs, manufacturing processes, and assembly techniques.

Work with product development teams to ensure Design for Manufacturing (fabrication and assembly) principles are applied to new product designs.

Coordinate with design, sales, and operations teams to develop manufacturing plans for new products to achieve performance, cost, and quality objectives.

Lead the development and acquisition of capital equipment required for the manufacturing of new products.

Coordinate activities of Purchasing, Maintenance, Operations, and Quality to ensure factory readiness for new product launch events.

Evaluate existing manufacturing processes to identify opportunities to improve efficiency, quality, and safety.

Lead cross-functional teams to investigate, propose, and acquire new technology and equipment to improve quality, increase capacity, and reduce costs.

Define and implement new fabrication and assembly lines, cells, and work stations to meet production capacity, quality, and cost objectives.

Develop new equipment specifications, estimate project costs and cost savings, drive the building and qualifying of new systems, and oversee the installation and start-up new production equipment.



  • Requires a bachelor's degree or an equivalent combination of education and experience.

  • Requires at least 5 years related experience.

  • Understanding of the practical application of engineering science and technology.

  • Experience with analytical and CAD software.

  • Requires knowledge of design techniques, tools, and principals involved in production of precision technical plans, blueprints, drawings, and models.

  • Requires expert knowledge of mechanical and manufacturing theory and design.

  • Excellent verbal and written communication and presentation skills.


At Lennox, we realize that our greatest assets are our employees. This is why we are committed to providing limitless opportunities for growth and development of all our employees, largely promoting from within the organization. Our Store Manager position is ideal for anyone looking for a diverse working environment with long-term growth possibilities.


  • Competitive base salary with bonus structure that rewards results

  • Industry leading sales and product training

  • Medical and Dental benefits

  • 401(k) with company match

  • Employee Stock Purchase Program

  • Community involvement opportunities

  • Much, much more

Job Locations US-IA-Marshalltown

Requisition # 2021-25369

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

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.