CAD Design Engineer; On-site

CAD Engineer – HVAC Manufacturing (On-site)

Location:

Humble, Texas

We are a rapidly growing HVAC manufacturer in Greater Houston, dedicated to innovation, quality, and exceptional customer service. As our organization expands, we are looking for driven, experienced professionals who want to contribute to meaningful work and grow with a company on the rise. Our environment offers broad exposure across the business, autonomy, strong work/life balance, and opportunities for advancement. We value individuals who are hands‑on, adaptable, and comfortable working in a dynamic setting.

We are seeking a detail‑oriented CAD Engineer to support our Engineering team. This role focuses on developing accurate CAD and 3D models for HVAC products and plays a key part in product development and manufacturing support. This position will require a daily presence Monday through Friday at our Humble facility.

• Develop and maintain CAD models and 3D assemblies for HVAC products and components
• Produce detailed part, assembly, and fabrication drawings
• Create and manage Bills of Materials (BOMs) within the company’s ERP system
• Collaborate with design, manufacturing, procurement, and other cross‑functional teams
• Ensure all drawings and models meet industry standards and internal quality requirements
• Support engineering change processes and documentation updates

• Associate’s degree in Engineering, Drafting Technology, or a related field
• Two years of experience in CAD modeling and drafting
• Proficiency in CAD software such as Solid Works, AutoCAD, or similar
• Experience using ERP systems for BOM creation and management

• Bachelor’s degree in Mechanical Engineering or related discipline
• Experience in the HVAC or mechanical manufacturing industry

• Strong organizational, problem‑solving, and communication abilities
• Ability to work effectively in a team‑oriented, on‑site environment
• Excellent collaborative skills for working with cross‑functional teams
• Strong critical thinking and business curiosity; ability to drive insights and decisions utilizing multiple inputs and data sources
• Thrives on change and a fast‑paced environment

Office:
While performing the duties of this job, the employee is regularly exposed to an office environment. Occasionally, the employee will be exposed to a warehouse environment and will be required to wear appropriate PPE. Reasonable accommodations may be made to enable individuals with disabilities to perform essential functions. The employee will be required to read, communicate verbally and/or in written form, remember and analyze certain information, and understand instructions or guidelines.

The employee will encounter moderate noise, typical office lighting and temperatures, and moderate interruptions. The employee may be required to stand, walk, or sit at a computer for an extended period and may work in a confined area. The employee is frequently required to use hands and fingers to type, touch, handle, feel, and reach with hands and arms.

Warehouse:
While performing the duties of this job, the employee is regularly exposed to a warehouse environment. The employee is regularly required to sit, stand, walk, and talk or hear. The employee is occasionally required to use hands and fingers to type or dial, climb or balance, stoop, kneel, crouch or crawl, and reach with hands and arms. The employee must be able to lift and/or move up to 50 pounds.

This position requires computer use. Specific vision abilities required by this job include close vision, color vision, distance vision, depth perception, and the ability to adjust focus.

At Rector Seal, our employees enjoy the following benefits: comprehensive medical, dental, and vision plans; 401(k); pension; life insurance; paid time off program with paid holidays; and various wellness programs.

Based in Houston, Texas, Rector Seal, LLC, is a wholly owned subsidiary of CSW Industrials, Inc. (NYSE: CSW) and is a leading provider of quality solutions for the professional trades serving heating, ventilation, and air conditioning…