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Careers

Better Buildings Start With Better Partners.

At Thermosystems, collaboration and innovation drive everything we do. Our teams tackle challenges together, deliver quality customer service with purpose, and create lasting impact. What truly fuels our success is our people. We invest in ideas, support growth, and empower each other to lead.

We're looking for curious, driven individuals eager to learn and transform as a part of our growing team. Be part of a team that embodies:

Leadership

Hard Work

Solving Problems

Integrity

Empowerment

Teamwork

Learn About Our Story Here

Why Join Us

  • You are self-motivated, driven to succeed, and dedicated helping our broader team achieve goals  
  • You are eager to learn and grow  
  • You take pride in a job well done  
  • Gain access to benefits including: 
    • Medical, Dental, and Vision Insurance 
    • Life Insurance 
    • Short Term Disability 
    • Long Term Disability 
    • 401(k) Profit Sharing 
    • Flex Spending Accounts 
    • Health Savings Accounts 
    • Personal and professional development 
    • Paid Time Off and Paid Holidays 
    • Parental Leave 
    • Tuition Reimbursement 
    • Employee Discounts 
    • And more! 

Thermosystems is an Equal Opportunity Employer. All qualified candidates will receive consideration for employment without regard to race, national origin, gender, age, religion, disability, sexual orientation, veteran status, or marital status. 

We are currently hiring for the following roles:

Our commitment is reflected in our team. Their expertise and dedication drive effective collaboration, whether it’s finding the right solution, sharing product knowledge, or responding to challenges. At Thermosystems, teamwork is at the core of everything we do. We succeed because we work together.

That’s the Thermosystems Way.

Open Positions

Project Coordinator (Elmhurst, IL)

As a project coordinator at Thermosystems, primary responsibilities will be ordering and coordinating the receipt of HVAC equipment. You’ll work on a fast-paced applied sales team assisting engineers and contractors on HVAC projects for new facilities, additions, and renovation projects. Thermosystems provides a comprehensive training program.

Apply Here

  •  Release, track, and verify all equipment for projects

  • Track the shipment and billing of all projects

  • Create billing cycles and submit warranty claims

  • Communicate on a regular basis with internal and external staff in-person, over the phone, and by email on project developments

  • Serve as a first point of contact for post-sale customer needs

  • Demonstrate independent judgment by working with customers on issues regarding their project and finding ways to solve problems and/or troubleshoot to achieve the wanted end result

  • File necessary documentation accurately

Responsibilites Collapse
  • Associate degree in related field is preferred.
  • Proven experience in project coordination.
  • Must have background using Microsoft 365 Suite
Qualifications Collapse

  • Strong problem solving and critical thinking skills

  • Team player and willing to help others

  • Strong work ethic.

  • Willingness to ask questions

  • Ability to work under pressure, adapt, and meet deadlines.

  • Self-motivated and can work independently

Knowledge, Skills, and Abilities Collapse

Inside Sales Representative - Parts Division (Romeoville, IL)

This role involves assisting customers and staff by accurately identifying parts, processing orders, and resolving product-related issues. It also includes handling calls and walk-ins, supporting shipping and receiving, and helping train new parts team members.

Apply here

  • Works and communicates with inside and outside customers.

  • Assist with incoming calls, emails, and in-store customers. This includes identifying correct parts, providing conflict resolutions for contractors, and coordinating questions revolving around our equipment/product.

  • Accurately identify parts.

  • Process revenue and/or warranty orders revolving around part equipment/product.

  • Generate part quotes and equipment proposals for customers.

  • Load and unload trucks/customer vehicles.

  • Provide training to new parts personnel employees.

  • All other duties assigned.

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  • Previous knowledge of HVAC equipment.

  • Computer knowledge and experience with the Microsoft 365 suite.

Qualifications Collapse

  • Strong communication skills and attention to detail.

  • Ability to work on multiple tasks at once.

  • Easily adapt to new situations and challenges.

  • High mechanical and electrical aptitude.

  • Works well individually with limited supervision.

  • Highly organized and a reliable team player.

Knowledge, Skills, and Abilities Collapse

Delivery Driver/Warehouse Associate (Romeoville, IL)

You’ll be in charge of managing HVAC Turnkey projects from beginning to end, making sure everything stays on schedule and within budget. The role involves working closely with internal teams, vendors, and customers to keep things moving and ensure each project is a success.

Apply here

  • Deliver or pick up orders to customer offices and jobsites.

  • Transfer product between Thermosystems locations.

  • Picking, staging, and loading material prior to delivering.

  • Works and communicates with both the inside and outside sales teams.

  • Helps keep warehouses clean, organized, and maintained.

  • All other duties assigned.

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  • Valid Driver’s license with no violations.

  • Current DOT physical or ability to pass one (A CDL is not required).

  • Ability to drive around the Chicagoland area and beyond (possibility for delivery over state lines).

  •  Great customer service skills for bother internal and external individuals.

  • Knowledge of Microsoft Office and Teams.

Qualifications Collapse

  • Strong attention to detail.

  • Problem solving and critical thinking skills.

  • Time management and ability to prioritize.

Knowledge, Skills, and Abilities Collapse

Project Engineer (Elmhurst, IL)

In this role, you’ll support the sales process by creating HVAC cost estimates, selecting equipment, and preparing technical docs. You’ll also stay current on products and build strong relationships with vendors and customers.

Apply here
  • Generate accurate cost estimates and proposals for HVAC equipment and related systems.
  • Analyze plans, specifications, and other construction documentation to prepare cost estimates.
  • Assist the sales team with HVAC equipment selections for engineers and contractors in professional and timely manner.
  • Prepare technical documentation for equipment selections/submittals.
  • Learn and stay current on HVAC product applications for the manufacturers we represent.
  • Develop relationships with manufacturers, vendors, and customers.
  • Ability to collaborate in team-driven environment
  • All other duties assigned.

 

Responsibilities Collapse
  • Bachelor’s degree in engineering (Mechanical engineering or related discipline) is required.
  • Proven experience in an engineering role is required.
  • 2+ years of experience in the HVAC industry preferred.
Qualifications Collapse
  • Enjoy working in fast-paced, multi-tasking environment.
  • Attention to detail.
  • Eagerness to learn new technical product information, software, and processes.
  • Organization and time management stills to prioritize tasks and work on multiple projects at once.
  • Excellent verbal and written communication skills.
  • Superior customer service capability and professional demeanor.
  • Proficient in Microsoft 365 suite and general computer software/applications. Familiarity with Bluebeam a plus.
Knowledge, Skills, and Abilities Collapse

Journeyman HVAC Service Technician (Iowa)

The HVAC Journeyman will perform maintenance of HVAC equipment to include repair and replacement of defective equipment, components, or wiring. This role will require intermediate to advanced independent diagnostics, troubleshooting, pipefitting, and brazing of CATI (Chillers) and CATII (Non-Chiller) equipment.

This position is part of the Pipefitters Local 33.

This role can be based in: 

  • Cedar Rapids, Iowa
  • Des Moines, Iowa

 

Apply For Cedar Rapids Here
Apply For Des Moines Here
  • Perform maintenance of all HVAC & applied equipment and on-site start-up procedures.
  • Repair and replace defective equipment, components, or wiring.
  • Perform intermediate to advanced independent diagnostics, troubleshooting, pipefitting, and brazing of equipment.
  • Conduct warranty service application by independently inspecting and testing systems to verify functionality for equipment.
  • Verify functionality of new equipment. Educate customers on proper use of equipment, maintenance schedule, and operating manual.
  • Problem-solve issues using reasoning and logic.
  • Communicate with individuals who installed the system.
  • Program new control systems using touchscreens and computers.
  • Assist the owner’s representatives to demonstrate that the system has been set up properly.
  • Document actions taken on the jobsite to be included with project report.
  • Direct discussions with building owners to assist with ongoing maintenance and service.
  • Prepare wiring diagrams.
  • Wear personal protective equipment when completing service tasks.
  • Complete jobsite hazard assessment prior to initiating service and adhere to safety policies and OSHA guidelines.
  • Demonstrate professionalism in appearance, verbal, and written communication. Interact with customers by offering status reports of service before, during, and after each call.
  • Explain technical information to technical and non-technical audiences.
  • Communicate potential sales opportunities to the sales staff through the quote process.
  • Record and report billing, inventory, timecards, technician tip reports, product quality reports (PQR), and articles as required.
  • Basic data entry and ability to navigate the use of email, internet, word processing programs.
  • Download programs into equipment and micro controllers. Analyze trend data to ensure optimal performance.
  • Ensure standards, policies, procedures, and maintenance of a clean work area are always upheld.

 

Responsibilities Collapse
  • Associate degree or equivalent from two-year college or technical school, with a certificate in Heating, Ventilation, and Air Conditioning.
  • 5+ years related experience with increasing responsibility; or 7+ related experience; or equivalent combination of education and experience.
  • Valid driver’s license and acceptable driving record.
  • State license or certifications as required by the market.
  • EPA approved Universal Technician Certification required, as necessary.

 

Required Qualifications Collapse
  • Previous experience in mentoring less experienced technicians.
  • Working knowledge of Microsoft Office software products.
  • Current first aid / CPR card, OSHA 10 Certification.
Preferred Qualifications Collapse

Journeyman HVAC Service Technician (Illinois)

The HVAC Journeyman will perform maintenance of HVAC equipment to include repair and replacement of defective equipment, components, or wiring. This role will require intermediate to advanced independent diagnostics, troubleshooting, pipefitting, and brazing of CATI (Chillers) and CATII (Non-Chiller) equipment.

This position is part of the Pipefitters Local 33.

This role can be based in: 

  • Romeoville, Illinois
  • Peoria, IL
Apply For Romeoville Here
Apply For Peoria Here
  • Perform maintenance of all HVAC & applied equipment and on-site start-up procedures.
  • Repair and replace defective equipment, components, or wiring.
  • Perform intermediate to advanced independent diagnostics, troubleshooting, pipefitting, and brazing of equipment.
  • Conduct warranty service application by independently inspecting and testing systems to verify functionality for equipment.
  • Verify functionality of new equipment. Educate customers on proper use of equipment, maintenance schedule, and operating manual.
  • Problem-solve issues using reasoning and logic.
  • Communicate with individuals who installed the system.
  • Program new control systems using touchscreens and computers.
  • Assist the owner’s representatives to demonstrate that the system has been set up properly.
  • Document actions taken on the jobsite to be included with project report.
  • Direct discussions with building owners to assist with ongoing maintenance and service.
  • Prepare wiring diagrams.
  • Wear personal protective equipment when completing service tasks.
  • Complete jobsite hazard assessment prior to initiating service and adhere to safety policies and OSHA guidelines.
  • Demonstrate professionalism in appearance, verbal, and written communication. Interact with customers by offering status reports of service before, during, and after each call.
  • Explain technical information to technical and non-technical audiences.
  • Communicate potential sales opportunities to the sales staff through the quote process.
  • Record and report billing, inventory, timecards, technician tip reports, product quality reports (PQR), and articles as required.
  • Basic data entry and ability to navigate the use of email, internet, word processing programs.
  • Download programs into equipment and micro controllers. Analyze trend data to ensure optimal performance.
  • Ensure standards, policies, procedures, and maintenance of a clean work area are always upheld.

 

Responsibilities Collapse
  • Associate degree or equivalent from two-year college or technical school, with a certificate in Heating, Ventilation, and Air Conditioning.
  • 5+ years related experience with increasing responsibility; or 7+ related experience; or equivalent combination of education and experience.
  • Valid driver’s license and acceptable driving record.
  • State license or certifications as required by the market.
  • EPA approved Universal Technician Certification required, as necessary.

 

Required Qualifications Collapse
  • Previous experience in mentoring less experienced technicians.
  • Working knowledge of Microsoft Office software products.
  • Current first aid / CPR card, OSHA 10 Certification.
Preferred Qualifications Collapse

Turnkey Project Administrator (Elmhurst, IL)

As a Turnkey Project Administrator, you play a vital role in ensuring HVAC projects are executed efficiently by coordinating operations, managing financial tasks, and supporting client and team communication. This position blends administrative expertise with cross-functional collaboration to help deliver successful outcomes.

Apply Here

  • Assists the Project Manager in the day-to-day execution of projects.

  • Project accounting including issuing purchase orders, invoicing, account receivables and payables.

  • Coordination with building owners & clients Certificate of Insurance & Bonding requirements.

  • Secures building permits with local government agencies as required.

  • Coordination interdepartmental transactions (e.g. Equipment/Service/Controls/Parts/etc.)

  • Organize and maintain project documentation within Microsoft SharePoint

  • Collaboration with both the sales and operations team, as well as outside customers and vendors

  • All other duties assigned

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  • Minimum of 3+ years of experience in mechanical contracting, project management, or a similar role

  • Background understanding of construction trades including demolition, HVAC, electrical, plumbing, roofing, rigging, controls

  • Working knowledge using Microsoft 365 suite + Bluebeam

Qualifications Collapse

  • Excellent interpersonal skills, with the ability to build rapport and establish trust with individuals at all levels of the organization

  • Strong problem-solving and decision-making abilities, with a focus on delivering practical solutions that exceed client needs and expectations

  • Demonstrated ability to work independently and collaboratively in a fast-paced environment

Knowledge, Skills, and Abilities Collapse

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