Job Title: Application Engineer – HVAC (Hybrid)

Location: Morton, IL (Hybrid)

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. ________________________________________

Position Overview

We are seeking a Junior Application Engineer to support HVAC and thermal system applications for commercial vehicle and off-highway customers.

This role is ideal for candidates with around 2–4 years of experience who are looking to grow in a hands-on engineering environment. You will work closely with internal engineering teams and support customer programs from concept through validation.

This position is based in Morton, IL, with a hybrid work model and occasional travel depending on project needs.

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Key Responsibilities

• Support customer programs by assisting in HVAC and thermal system application development

• Review RFQs and help prepare technical solutions under guidance from senior engineers

• Collaborate with cross-functional teams on design, prototyping, testing, and validation

• Assist in product development and performance evaluation of heat exchangers and HVAC systems

• Support documentation such as test reports, DVP&R, and engineering changes

• Participate in internal meetings and customer discussions as needed

• Learn and apply industry standards and engineering best practices

Qualifications

Education

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

Professional Experience

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

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

Skills & Competencies

• Basic understanding of HVAC systems or thermal management principles

• Familiarity with CAD tools (SolidWorks, NX, Creo, etc.)

• Exposure to APQP, FMEA, or DVP&R is a plus

Additional Skills:

• Strong willingness to learn and develop technical skills

• Good communication and teamwork ability

• Organized and detail-oriented

Mobility

• Based in Morton, IL

• Occasional travel (customer visits, testing support, etc.)

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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