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