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Senior Service Engineer Jobs in Illinois (NOW HIRING)

Daikinapplied

Senior Service Coordinator

Romeoville, IL · On-site

$70K - $100K/yr

Position Overview The Senior Service Coordinator plays a key role in managing the daily operations ... Associate or bachelor's degree in business administration, mechanical engineering, or related field ...

Mahr, Inc.

Field Service Engineer

Chicago, IL · On-site

Support advanced installations and customer projects under the guidance of senior engineers or ... Accurately document service activities, calibration results, repairs, and customer interactions ...

Daikin Applied

Senior Service Coordinator

Romeoville, IL · On-site

$70K - $100K/yr

Position Overview The Senior Service Coordinator plays a key role in managing the daily operations ... Associate or bachelor's degree in business administration, mechanical engineering, or related field ...

ITW EAE

Field Service Engineer III

IL · On-site

$38 - $48/hr

To learn more, please visit www.itweae.com Position Summary The Field Service Engineer III (FSE III) is a senior-level role responsible for leading complex field service operations, supporting key ...

Carrier

Senior Field Service Engineer (30177396)

Lisle, IL · On-site

$75 - $85K/hr

As a Field Engineer, you will be crucial to ALC's business through the field commissioning of building automation systems created specifically for each individual customer. We are looking for a team ...

Rivian

Sr. Service Lab Technician

Normal, IL · On-site

$33.29 - $55.62/hr

Support and proactively collaborate with Service Engineering, Field Service, Technical Publications, Service Parts, and Service Training teams. * Use 1st principals to collaborate, teach, and mentor ...

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Showing results 21-40

All JobsService Engineer JobsSenior Service Engineer JobsSenior Service Engineer Jobs in Illinois

Senior Service Engineer information

See Illinois salary details

$57.7K

$122.6K

$177.8K

How much do senior service engineer jobs pay per year?

As of Sep 6, 2026, the average yearly pay for senior service engineer in Illinois is $122,637.00, according to ZipRecruiter salary data. Most workers in this role earn between $101,300.00 and $139,100.00 per year, depending on experience, location, and employer.

What is the difference between Senior Service Engineer vs Service Technician?

AspectSenior Service EngineerService Technician
Required CredentialsBachelor's degree in engineering or related field, certifications often preferredHigh school diploma or technical certification, on-the-job training
Work EnvironmentDesign, troubleshooting, and overseeing service projects, often in industrial or technical settingsPerforming maintenance, repairs, and installations on equipment, often on-site at client locations
Employer & Industry UsageManufacturers, industrial plants, service companiesField service companies, equipment suppliers, maintenance providers

The main difference between a Senior Service Engineer and a Service Technician lies in their responsibilities and qualifications. Senior Service Engineers typically handle complex troubleshooting, system design, and project oversight, requiring higher education and experience. Service Technicians focus on hands-on repairs and maintenance, often with technical certifications. Both roles are essential in technical industries, but they differ in scope and level of expertise.

What is the role of a senior service engineer?

A senior service engineer is responsible for diagnosing and repairing complex technical issues, providing technical support, and ensuring customer satisfaction. They often lead service projects, collaborate with cross-functional teams, and may require certifications in specific technical areas. The role typically involves troubleshooting hardware and software, maintaining service documentation, and working in a fast-paced environment.

What are the most commonly searched types of Service Engineer jobs in Illinois?

The most popular types of Service Engineer jobs in Illinois are:

What cities in Illinois are hiring for Senior Service Engineer jobs?

Cities in Illinois with the most Senior Service Engineer job openings:

Infographic showing various Senior Service Engineer job openings in Illinois as of August 2026, with employment types broken down into 1% As Needed, 76% Full Time, 21% Part Time, and 2% Contract. Highlights an 89% Physical, 1% Hybrid, and 10% Remote job distribution, with an average salary of $122,637 per year, or $59 per hour.

Senior Service Coordinator

Daikinapplied

Romeoville, IL • On-site

$70K - $100K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 24 days ago

Job description

Job Posting

About Thermosystems:

Founded in 2000, Thermosystems, a member of the Daikin group, is a manufacturer's representative specializing in commercial heating, ventilation, and air conditioning (HVAC) products and controls. Our mission is to be the trusted partner behind complete HVAC solutions, bringing the expertise and guidance our customers deserve-because better buildings start with better partners.

Headquartered in Elmhurst, Illinois, we operate offices in Elmhurst, Romeoville, Peoria, Chicago, the Quad Cities, and Des Moines. Our organization includes dedicated equipment, solutions, and service sales teams, along with a comprehensive parts and full-service department to support the products we represent.

We offer a comprehensive benefits package that includes medical, dental, and vision insurance; short-term disability and life insurance; paid time off and paid holidays; and a 401(k) with profit sharing, among other benefits. At Thermosystems, you will be encouraged to grow, apply what you know, and see the impact of your hard work.

If you want to learn more about Thermosystems, visit us at www.thermohvac.com today!

Position Overview

The Senior Service Coordinator plays a key role in managing the daily operations of our service department. This position oversees scheduling, customer communication, technician dispatch, and project coordination while driving efficiency, financial accuracy, and customer satisfaction. The ideal candidate will bring experience, initiative, and leadership to ensure all service activities align with company goals and standards.

Location: Romeoville, IL

Job Responsibilities:

  • Oversee and prioritize the scheduling and dispatching of service technicians based on workload, location, and expertise.

  • Serve as the main point of contact for key customers, managing escalations and complex service needs with professionalism and urgency.

  • Manage all phases of service projects-from scheduling and parts procurement to close-out and invoicing.

  • Collaborate with Service Managers to monitor backlog, forecast labor needs, and ensure profitability and operational efficiency.

  • Review technician reports, time entries, and materials for accuracy prior to billing.

  • Support warranty management, equipment startups, and subcontractor coordination.

  • Partner with accounting to track billing progress, verify invoicing accuracy, and support collections efforts when necessary.

  • Identify and implement process improvements to enhance service delivery and communication flow.

  • Prepare and present service reports, and updates to management.

  • Support and optimize use of service software systems including BuildOps and Microsoft 365 tools.

  • Perform other duties as assigned.

Qualifications

  • Associate or bachelor's degree in business administration, mechanical engineering, or related field preferred.

  • Minimum 5+ years of experiencein service coordination or operations management within the mechanical or HVAC industry.

  • Proven ability to manage multiple service projects and customer accounts simultaneously.

  • Strong financial understanding of billing, cost control, and margin management.

  • Experience using BuildOpsor similar service management software preferred.

  • Proficient in Microsoft 365 Suite(Excel, Outlook, Teams, Word, and SharePoint).

  • Exceptional communication, organization, and leadership skills.

  • Ability to work independently and exercise sound judgment in a fast-paced environment.

Why Thermosystems

  • Competitive compensation

  • Comprehensive benefits package

  • Supportive team environment and strong company culture

The typical salary for this position ranges from $70,000 - $100,000 in IL. The range displayed represents the pay range for all positions in the job grade which this position falls. Individual base pay will depend on a wide range of factors including your skills, qualifications, experience, and location.

If you're looking for an engaging career with growth opportunities in a supportive environment, you'll love a career at Thermosystems!

Apply