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Mechanical Engineer

Legrand North America

Saint Louis, MO · Posted July 9, 2026

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About the job

At a Glance

Legrand has an exciting opportunity for a Mechanical Enginee r to join the OCL Architectural Lighting Team in St. Louis, MO . The Mechanical Engineer will develop high quality market differentiated luminaire designs. This individual will be responsible for new product development from concept through production and must be able to design highly configurable product families that are uncompromising in quality and performance yet cost effective and simple to assemble, install, and maintain.

DFM: Cost savings, increasing manufacturing capacity, and solutions to address Non-Conforming Materials (NCM).

Product Enhancements: Product updates to better serve customer’s needs, meeting current and future technology. Working with sales and marketing to determine which products are worthy of a design update.

Solidworks CAD software: Provide support to engineering by creating and maintaining 3D solid models for parts and assemblies, layouts, detail drawings, assembly drawings, sketches, Instructions & diagrams for jobs and projects as well as theoretical and physical testing analysis of design and environmental testing.

Modified and Custom: Create, detail, process and assist in the construction of modified and custom products for customers.

What Will You Do?

Existing Product Improvement (Sustaining Engineering Changes):

Work closely with operations and manufacturing to investigate and research possible Design For Manufacturing (DFM) / Design For Assembly (DFA) and process enhancements to improve quality, efficiency and/or lower costs.

Concept, prototype, test and review changes and improvements with team.

Design review during development stage, and production release

Assure that design, sales, marketing, purchasing and production inputs are considered before proceeding with change.

Creation and standardization of Bill of Materials (BOM) for existing product

Creation and standardization of Engineering Change Notice (ECN) procedure. This information should include any deviation from the original Bill of Materials.

Verification (sign off) of all documentation relating to the product change before production phase.

Modified and Custom Product Development

Assist sales with specification and quotation information for modification or custom designs.

Creation of estimated Cost Of Goods Sold (COGS) documentation for modification or custom designs.

Creation of Submittal and/or Approval drawings for modification or custom designs.

All design work and documentation to be done using Solidworks and EPDM

Assure that the customer is getting what they have ordered and are expecting.

As required, plan and direct construction of mock-ups or prototypes.

Creation of BOM and Production Order (PO) of all components that will go into an assembled product and it will show each quantity required to make one assembly. These components will include subassemblies, purchased parts, manufactured parts, and raw materials. The BOM / PO shall also include the estimated time required for fabrication and assembly.

As required, monitors progress of development project and compares actual costs with estimates.

As required, assume project management role and direct development and implementation of a project plan including estimated requirements for resources-management, labor, materials and time required.

As required, assess vendors for competence, capabilities and resources.

As required, assigned as point-of contact for specific areas of expertise.

Drafting:

Prepare design specification, analysis, and recommendations for presentation and approval.

Generating 3-D model assemblies, mechanical assemblies, detail drawings, customer drawings, and assembly/installation instruction sheets.

Create and modify detailed drawings from sketches, architectural plans, layouts, or notes.

Process job packages to production.

Update existing designs and drawings.

Support other departments with illustrations, rendered models, and other documents as requested.

Education:

Bachelor’s degree in mechanical engineering

Skills/Knowledge/Abilities:

Proficient in Solidworks and mechanical design; proficient in Microsoft office suite

Team player mentality with excellent communication and organizational skills

Highly motivated and able to work in a fast-paced environment

Knowledge of project management and stage gate methodologies

Working knowledge of DFMA

Legrand is the global specialist in electrical and digital building infrastructures. Its comprehensive offering of solutions for residential, commercial, and datacenter markets makes it a benchmark for customers worldwide.

Legrand's Lighting & Controls division combines high-performance architectural and specialty lighting with intuitive controls to create safe, comfortable, and energy-efficient spaces. Our integrated solutions simplify the design, installation, and management of the built environment while delivering exceptional user experiences, operational efficiency, and reliable performance at scale. The division includes the Finelite, Focal Point, Kenall, OCL, and Pinnacle lighting brands, along with the Wattstopper and Vantage controls and building management systems.

Legrand, North & Central America offers comprehensive medical, dental, and vision coverage, as well as distinctive benefits like a high employer 401K match, paid time off (PTO) and holiday pay, short-term and long-term disability benefit plans, above-benchmark paid maternity and parental leave, bonus opportunities in accordance with the Company’s incentive plans, paid time off to volunteer, and an active/growing Employee Resource Group network. For more information, visit legrand.us.