Application Engineer – HVAC (US & Mexico Support)

Description

Job Title: Application Engineer – HVAC (US & Mexico Support)

Location: Monterrey, Mexico (Primary) + Morton, IL (Frequent Travel)

Company: Yinlun TDI LLC

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About Yinlun TDI LLC

Yinlun TDI LLC is a leading provider of advanced thermal management solutions for the U.S. automotive, commercial truck, and off highway markets. Following the acquisition by Zhejiang Yinlun Co., Ltd., Yinlun TDI has further strengthened its engineering expertise and manufacturing capabilities in the United States. 

Headquartered in Houston, TX, Yinlun TDI LLC maintains sales and engineering facilities in California, Michigan, and Illinois. With strong support from our parent company, we are well positioned for continued growth across conventional heat exchangers, hybrid, electric vehicle (EV), and autonomous driving sectors. 

Yinlun TDI LLC is an ISO 14001 and IATF 16949 certified manufacturer of heat exchangers and fluid cooling components for automotive, commercial truck, bus, and industrial markets.

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Position Overview

We are seeking an Application Engineer – HVAC to support customer applications across both the U.S. and Mexico markets.

This role will act as a key technical liaison between customers, the U.S. engineering team, and global HQ. The position is primarily based in Monterrey, Mexico, with frequent travel and on-site support required in Morton, IL (approximately 50% allocation depending on project phase).

The ideal candidate will have a solid background in thermal systems or HVAC applications within the automotive or commercial vehicle industry, and be comfortable working in a cross-border, fast-paced engineering environment..

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Key Responsibilities

• Serve as a technical interface for customer programs across the U.S. and Mexico

• Analyze RFQs and develop HVAC / thermal system solutions aligned with customer requirements

• Collaborate with U.S. teams and HQ engineering (China) on design, validation, and product development

• Support design, development, and optimization of HVAC systems for commercial vehicles and off-highway applications

• Participate in testing, validation (DVP&R), and product performance evaluation

• Support project execution to meet timeline, quality, and cost targets

• Attend customer meetings and provide technical presentations and support.

Requirements

Qualifications

Education

• Bachelor’s degree in engineering (Mechanical, Thermal, or related fields)

Professional Experience

• 3–8+ years of experience in application engineering, thermal systems, or HVAC-related roles

• Experience in automotive, commercial vehicles, or off-highway equipment preferred

Skills & Competencies

• Knowledge of HVAC systems, heat exchangers, and thermal management principles

• Familiarity with APQP, FMEA, DVP&R

• CAD tools (Catia, NX, SolidWorks, Creo, etc.)

Additional Skills:

• Strong communication skills in cross-functional and international teams

• Ability to work independently and support multiple projects.

Language

• English required (must support U.S. team and customers)

• Spanish required

Mobility

• Primary base: Monterrey, Mexico

• Frequent travel to Morton, IL (U.S.) required

• Expected work allocation: ~50% Mexico / ~50% U.S. (project-dependent)

• Initial onboarding may require extended time in the U.S.

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Benefits

• Competitive salary and performance-based bonus

• Comprehensive benefits package (medical, dental, vision, life insurance)

• Short-term and long-term disability coverage

• 401(k) with company match

• Education reimbursement

• Paid vacation, sick time, holidays, and floating holidays

• Career growth opportunities in a fast-paced, global environment