Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Thermal Engineer

$80k - $120k

Molex

Your Job

We are seeking a passionate and skilled Thermal Engineer to perform thermal simulations and experimental testing for datacom interconnect products. This role focuses on advancing electronics cooling through research and development of innovative thermal management solutions.

You will play a key role in shaping next-generation Molex datacom products by developing novel simulation methodologies and driving new approaches to thermal design.

Our Team

You may not see our name on the shelves, but our electronic solutions are inside the products you use every day. We work together with the world's innovators to design and manufacture electronic solutions that solve complex technical challenges.

At Molex, we not only employ some of the most talented people from all over the world, we work to help cultivate tomorrow's breakthroughs. From our corporate headquarters in Lisle, IL to manufacturing floors around the world, the Molex team is dedicated to helping further the limits of technology.

What You Will Do

  • Discover and invent new techniques and methods in thermal simulations, design, and test.
  • Lead the development of new products and direct the activities of multifunctional team(s) according to the priorities set by engineering management.
  • Conduct analytical and numerical analyses to evaluate interconnect thermal management systems.
  • Develop documentation of thermal testing and simulation best practices and procedures.
  • Recommend changes in designs or technical procedures.
  • Provide input, ideas, and suggestions to create effective thermal design guidance and documentations.
  • Work in laboratory environment to validate thermal designs and correlate thermal simulations with experimental data.
  • Publish technical papers and patents.
Who You Are (Basic Qualifications)
  • Bachelor's degree in Thermal, Mechanical, or related Engineering discipline.
  • 1+ years of Thermal or Mechanical Engineering experience.
  • 1+ years of experience with thermal and CFD simulation software such as ANSYS Fluent, ANSYS Icepak, AEDT Icepak, or equivalent.
  • 1+ years of experience with 3D CAD systems (NX, CATIA, SolidWorks, etc.)
  • Prior experience with prototyping and fixture design to support product development and testing.
What Will Put You Ahead
  • PhD or Master's in Thermal, Mechanical, or related Engineering discipline.
  • 3+ years of Thermal or Mechanical engineering experience.
  • 1+ years of thermal testing experience and familiarity with DC axial fans, heat pipes, cold plates, thermal interface materials, and heat sinks.
  • Experience with testing and simulation of two-phase cooling systems.
  • Prior experience with design and development of electronics cooling solutions.
  • Experience with writing Fluent UDFs and Python scripting.
  • Experience with joule heating simulations.
  • Established records of inventions, such as patent ownership or technical paper authorship.


For this role, we anticipate paying $80,000 - $120,000 per year. This role is eligible for variable pay, issued as a monetary bonus or in another form.

At Koch companies, we are entrepreneurs. This means we openly challenge the status quo, find new ways to create value and get rewarded for our individual contributions. Any compensation range provided for a role is an estimate determined by available market data. The actual amount may be higher or lower than the range provided considering each candidate's knowledge, skills, abilities, and geographic location. If you have questions, please speak to your recruiter about the flexibility and detail of our compensation philosophy.

Hiring Philosophy

All Koch companies value diversity of thought, perspectives, aptitudes, experiences, and backgrounds. We are Military Ready and Second Chance employers. Learn more about our hiring philosophy here .

Who We Are

As a Koch company, Molex is a leading supplier of connectors and interconnect components, driving innovation in electronics and supporting industries from automotive to health care and consumer to data communications. The thousands of innovators who work for Molex have made us a global electronics leader. Our experienced people, groundbreaking products and leading-edge technologies help us deliver a wider array of solutions to more markets than ever before.

At Koch, employees are empowered to do what they do best to make life better. Learn how our business philosophy helps employees unleash their potential while creating value for themselves and the company.

Our Benefits

Our goal is for each employee, and their families, to live fulfilling and healthy lives. We provide essential resources and support to build and maintain physical, financial, and emotional strength - focusing on overall wellbeing so you can focus on what matters most. Our benefits plan includes - medical, dental, vision, flexible spending and health savings accounts, life insurance, ADD, disability, retirement, paid vacation/time off, educational assistance, and may also include infertility assistance, paid parental leave and adoption assistance. Specific eligibility criteria is set by the applicable Summary Plan Description, policy or guideline and benefits may vary by geographic region. If you have questions on what benefits apply to you, please speak to your recruiter.

Additionally, everyone has individual work and personal needs. We seek to enable the best work environment that helps you and the business work together to produce superior results.

Equal Opportunities

Equal Opportunity Employer, including disability and protected veteran status. Except where prohibited by state law, some offers of employment are conditioned upon successfully passing a drug test. This employer uses E-Verify. Please click here for additional information. (For Illinois E-Verify information click here , aquí , or tu ).

#LI-AP3
Vacancy posted 1 day ago
Similar jobs that could be interesting for youBased on the Thermal Engineer in Lisle, IL vacancy
  • $93k - $123.3k

     ...Description Job Description Our employee-owned and multi-disciplined team, has an opportunity available for a Professional Mechanical Engineer who has extensive experience modeling and designing HVAC, plumbing, and other mechanical systems for industrial and commercial... 
    Suggested
    H1b
    Work at office
    Work from home
    Visa sponsorship
    Work visa
    Flexible hours
    Night shift

    TKDA

    Downers Grove, IL
    25 days ago
  • $118.3k - $171.5k

     ...Job Description Job Description TKDA is a 100% employee-owned engineering, architecture, and design firm seeking a Senior Professional Mechanical Engineer to join our Facilities Engineering division. This role supports projects across the Midwest and may be based in... 
    Suggested
    H1b
    Work from home
    Visa sponsorship
    Work visa
    Monday to Friday
    Night shift

    TKDA

    Downers Grove, IL
    25 days ago
  •  ...components, specialty systems, consumable supplies, software and digital solutions, and support services through five operating segments: Engineered Products, Clean Energy & Fueling, Imaging & Identification, Pumps & Process Solutions and Climate & Sustainable Technologies.... 
    Suggested
    Full time
    Temporary work
    Work experience placement
    Local area
    Remote work
    Flexible hours

    Dover Corporation

    Downers Grove, IL
    3 days ago
  •  ...healthy work environment and provide our employees with long-termcareers. AIR COMFORT OVERVIEW: Air Comfort was founded in 1935 as an engineering company and equipment distributor for Dr. Willis H. Carrier’s air conditioning products. Originally founded on the strength of... 
    Suggested
    Contract work
    For contractors
    For subcontractor

    Air Comfort Corporation

    Woodridge, IL
    20 hours ago
  •  ...RF solutions! We're a leading manufacturer of high-performance microwave cable assemblies, and we're looking for a Manufacturing Engineer to join our team in Woodridge, IL. If you're passionate about precision engineering and thrive in a collaborative environment, this... 
    Suggested
    Minimum wage
    Permanent employment
    Work experience placement
    Local area
    Flexible hours

    Teledyne Technologies

    Woodridge, IL
    3 days ago
  • $85k - $100k

     ...with work performed at your designated Regal Rexnord office. ____________________ Job Description The Manufacturing Engineer is responsible for helping to drive cost reduction activities through process improvements to directly impact the overall performance... 
    Hourly pay
    Permanent employment
    Contract work
    Temporary work
    Work at office
    Worldwide
    Flexible hours

    Regal Rexnord Corp

    Downers Grove, IL
    9 hours ago
  • $90k - $110k

     ...Process Engineer Job Description The Process Engineer develops, implements, and improves manufacturing processes to support new product development and production in a clean, laboratory-style environment. This role focuses on screen printing, material evaluation... 
    Permanent employment

    Actalent

    Woodridge, IL
    1 day ago
  • $110k

    Role Overview Innovative Werks, Inc. is seeking a Senior PLC / Automation Engineer to design and deploy PLC and SCADA integration solutions for power generation and critical infrastructure systems. This role supports automation and modernization projects for utility, municipal... 
    Full time
    Flexible hours

    Innovative Werks, Inc.

    Naperville, IL
    3 days ago
  •  ...Automation Project Engineer Location(s) Lisle, Illinois Company Molex Career Field Engineering Job Number 187817 Similar jobs Sr Automation Engineer, Mechanical Location: Pudong | Shanghai, Shanghai Job Number: 185929 Automation Mechanical Engineer... 

    Koch Industries

    Lisle, IL
    9 hours ago
  • $95k - $125k

     ...communication in power grid automation applications. Provide pre- and post-sales technical support to Sales, Marketing, Production Engineering, and customers for customized distribution automation solutions. Manage technical deliverables for Power Grid Automation... 
    Temporary work
    For contractors
    Local area
    Worldwide
    Flexible hours
    Night shift

    G & W Electric Company

    Bolingbrook, IL
    2 days ago
  •  ...General Job Description: Industrial Engineer The Industrial Engineer serves as a strategic liaison between the Supply Chain and Engineering departments, reporting directly to the Director of Engineering. The position is based out of our Naperville, IL office, the... 
    Work at office

    SCM Talent

    Glendale Heights, IL
    2 days ago
  • $91.52k - $128.38k

     ...all efforts of acquisition and customer satisfaction. Some travel required. **What you will bring: ** Bachelor’s degree in Engineering or Technology discipline. Entry level, degreed candidates are encouraged to apply. Familiarity with the operation of Energy... 
    Hourly pay
    Work at office
    Local area
    Work from home

    Trane Technologies

    Willowbrook, IL
    9 hours ago
  • $102.97k - $131.69k

     ...Ensures compliance with regulatory requirements and ATS policies and procedures. Partners with internal/external customer for engineered solutions to improve reliability and throughput. Identifies opportunities for Capital Expenditures for equipment replacement (... 
    Work at office

    Advanced Technology Services

    Bellwood, IL
    20 hours ago
  •  ...technologies, including drones and ground-based systems, to capture and model existing conditions. Coordinate with project managers, engineers, utilities, AHJs, and contractors throughout design and construction phases. Maintain and update record drawings based on field... 
    For contractors
    Work at office

    Wide Effect

    Lombard, IL
    11 days ago
  • $120k - $180k

     ...in union construction projects and service work, we partner with contractors, developers, and building owners to deliver custom engineered heating, ventilation, and air conditioning solutions. Our reputation is built on quality workmanship, deep industry relationships... 
    Contract work
    Temporary work
    For contractors
    Work at office
    Local area
    Flexible hours

    Admiral Heating and Ventilating

    Hillside, IL
    21 days ago
  •  ...in our industry. Our clients come from all walks of life, and so do we, which makes us stronger together.   The Senior Project Engineer - Land Development is responsible for directly impacting Engineering project management through preparing, scheduling, coordinating... 
    Contract work
    Temporary work
    For contractors
    Work at office
    Remote work
    Flexible hours
    3 days per week

    J.A. Watts, Incorporated

    Lisle, IL
    20 hours ago
  •  ...Job Title Engineering & Manufacturing Job Description Program and optimize CNC equipment (press brakes, lasers, panel benders, robotic systems). Build and maintain routings, BOMs, and item master data that keep production running smoothly. Analyze production processes... 
    Permanent employment
    Contract work
    Temporary work
    Local area

    Michael Page

    Naperville, IL
    2 days ago
  •  ...Senior Manufacturing Engineer Seeking a highly experienced Senior Manufacturing Engineer with deep expertise in CNC machining within the automotive industry. This role is responsible for optimizing machining processes, improving throughput and quality, and leading... 
    Temporary work

    Zobility

    Bolingbrook, IL
    1 day ago
  • $80.8k - $111.1k

     ...The Senior Manufacturing Engineer will lead process development and optimization for automotive manufacturing operations. This role focuses on improving efficiency, ensuring compliance with ISO/IATF standards, and supporting new product launches. The engineer will collaborate... 

    BorgWarner

    Bellwood, IL
    4 days ago
  • $110k - $120k

     ...Manufacturing Engineer Bloomingdale, Illinois - Posted on June 17, 2026 Trillium is seeking a Manufacturing Engineer in Bloomingdale! This Direct-Hire opportunity is looking for a Manufacturing Engineer to join a high-precision Industrial Gas Turbine and Aerospace... 
    Monday to Friday
    Day shift

    Trillium Staffing

    Bloomingdale, IL
    4 days ago
  • $70k - $90k

     ...Manufacturing Engineer Melrose Park, IL Our growing client is hiring a Manufacturing Engineer! Responsibilities of the Manufacturing Engineer Apply your skills from within the sheet metal industry to develop prototypes and cost estimates for new programs... 
    Full time

    Technical People

    Melrose Park, IL
    4 days ago
  •  ...countries, including more than 40 of the top 50 medical device companies and 9 of the top 10 pharmaceutical companies. Sr. Process Engineer The Process Engineer analyzes process data to identify inefficiencies in the sterilization process and implements appropriate... 
    For contractors
    Work at office
    Immediate start
    Worldwide
    Flexible hours

    Sotera Health LLC

    Oak Brook, IL
    2 days ago
  •  ...DESCRIPTION The Manufacturing Engineer is required to have knowledge of part manufacturing, machine setup and part programming required in manufacturing process development. The position requires the employee to maintain company standards, ability to perform reliable... 
    Apprenticeship

    Chips Manufacturing, LLC

    West Chicago, IL
    9 hours ago
  •  ...Short Description Bowman has an opportunity for a Resident Engineer to join our team in Lisle, IL. At Bowman, we believe in creating opportunities for aspiring people to thrive and achieve ambitious goals. That's why a career at Bowman is more than a job... 
    Contract work
    For contractors
    Work at office
    Local area
    Night shift

    Bowman Consulting Group, Ltd.

    Lisle, IL
    4 days ago
  •  ...Resident Engineer This is an exciting opportunity to oversee impactful construction work and lead a dedicated team in a collaborative, growth-focused environment. Resident Engineer Benefits & Compensation ~ Competitive salary with discretionary bonuses and... 
    Contract work
    For contractors
    Work at office

    New Day Executive Search

    Lisle, IL
    3 days ago
  •  ...Mountain Ltd. has an opening for an OSP Engineer working in the Coeur d'Alene ID area. Overview This individual OSP Engineer performs detailed outside plant facility engineering tasks that include estimating, analyzing, designing, planning, budget tracking estimates against... 
    Relocation

    System One

    Downers Grove, IL
    4 days ago
  • $58.4k - $73k

     ...Nuclear Safety Engineer Are you interested in being part of an innovative team that supports Westinghouse's mission to provide clean...  ...accident modeling and analysis. Additionally, we are interested in thermal-hydraulics modeling and analysis, specifically with RELAP.... 
    Flexible hours

    Westinghouse Electric Company

    Willowbrook, IL
    2 days ago
  • $152.1k - $169k

     ...Engineer, Principal Regulatory As the largest private-sector power producer in the world and the nation's largest producer of clean and reliable energy, Constellation is focused on our purpose: lighting the way to a brilliant tomorrow for all. We have been the leader... 

    Constellation Energy

    Warrenville, IL
    1 day ago
  • $85k - $100k

     ...Job Description SCCM Engineer The Image Engineer is responsible for engineering, maintaining, and troubleshooting Windows device images and OS level configurations across enterprise environments. The role focuses on application packaging, Microsoft Intune device management... 

    Tata Consultancy Services

    Downers Grove, IL
    4 days ago
  •  ...findings to both technical and non-technical audiences. Knowledge, Skills and Abilities Cybersecurity Technologies, Engineering, Testing Security Incident Management Threat Modeling Security Automation Escalation Management Stakeholder Management... 
    Full time
    Temporary work
    Part time
    Work experience placement
    Local area
    Flexible hours

    T-Mobile

    Downers Grove, IL
    1 day ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Thermal Engineer. Be the first to apply!