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System Service Engineer Jobs in Chicago, IL (NOW HIRING)

Ecolab

Service Engineer

Naperville, IL · On-site

Service Engineer Liquid Cooling Systems - In-Row Liquid-to-Liquid CDUs Role Overview: The Service Engineer is the highest field escalation-level technical resource supporting OEM in-row, liquid-to ...

Ecolab

Service Engineer

Naperville, IL · On-site

Service EngineerLiquid Cooling Systems - InRow LiquidtoLiquid CDUs Role Overview: The Service Engineer is the highest field escalationlevel technical resource supporting OEM inrow, liquidtoliquid ...

Super Micro Computer

Service Engineer

Chicago, IL · On-site

$70K - $100K/yr

Supermicro is seeking a Service Engineer that will be responsible for fieldwork at customer sites to resolve and repair server systems. The Service Engineer is a critical part of post-sales support ...

Collabera

Service Engineer

Lake Forest, IL · On-site

Informatics Inventory Management Service Engineer will play the following roles: 1. Service readiness for Inventory Management System (IMS) product launch Support the development, approval, and ...

HSG Tech Inc.

Service Engineer

Addison, IL · On-site

$29 - $48/hr

Analyze and find root cause of maintenance impediments, debug system errors and propose system ... Service Engineer ($36-41 hourly) * Senior Service Engineer ($42-48 hourly) HSG is committed to ...

HSG Tech Inc.

Service Engineer

Addison, IL

$29 - $48/hr

Analyze and find root cause of maintenance impediments, debug system errors and propose system ... Service Engineer ($36-41 hourly) * Senior Service Engineer ($42-48 hourly) HSG is committed to ...

HSG Tech Inc.

Service Engineer

Addison, IL · On-site

$29 - $48/hr

Analyze and find root cause of maintenance impediments, debug system errors and propose system ... Service Engineer ($36-41 hourly) * Senior Service Engineer ($42-48 hourly) HSG is committed to ...

JTS Surgical

Field Service Engineer

Maywood, IL · On-site

Field Service Engineer Reports To: Field Service & Business Development Manager POSITION SUMMARY ... This role owns end-to-end system performance in hospital environments nationwide, working directly ...

Schleuniger Inc (US)

Service Engineer

Buffalo Grove, IL

$25 - $40/hr

Service Engineer - Buffalo Grove, IL In this role, you will be responsible for delivering high-quality maintenance, support, and repair services for a range of equipment and systems, ensuring optimal ...

Culligan

Field Service Engineer

Libertyville, IL

$110K/yr

Performs system checkout and assists in systems startups for service installed jobs * Troubleshoots problems and performs necessary repairs (electrical, mechanical, programming) * Assists with trial ...

Culligan NA

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Field Service Engineer

Libertyville, IL · On-site

$80K - $110K/yr

Performs system checkout and assists in systems startups for service installed jobs * Troubleshoots problems and performs necessary repairs (electrical, mechanical, programming) * Assists with trial ...

Culligan NA

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Field Service Engineer

Libertyville, IL · On-site

$80K - $110K/yr

Performs system checkout and assists in systems startups for service installed jobs * Troubleshoots problems and performs necessary repairs (electrical, mechanical, programming) * Assists with trial ...

Culligan NA

Be Seen First

Field Service Engineer

Libertyville, IL · On-site

$80K - $110K/yr

Performs system checkout and assists in systems startups for service installed jobs * Troubleshoots problems and performs necessary repairs (electrical, mechanical, programming) * Assists with trial ...

nGenium

Field Service Engineer - X-ray Systems

Chicago, IL · On-site +1

$80K - $110K/yr

Job Summary Job Summary Field Service Engineer - X-ray Systems Location: Chicago, IL (Multiple Areas Considered) Salary: $80000 - $110000 Equipment: X-ray The Role As our client's team continues to ...

Culligan

Field Service Engineer

Libertyville, IL · On-site

$22.69 - $46.44/hr

Performs system checkout and assists in systems startups for service installed jobs * Troubleshoots problems and performs necessary repairs (electrical, mechanical, programming) * Assists with trial ...

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All JobsSystem Service Engineer JobsSystem Service Engineer Jobs in Chicago, IL

System Service Engineer information

See Chicago, IL salary details

$55.1K

$131.1K

$172K

How much do system service engineer jobs pay per year?

As of Jun 14, 2026, the average yearly pay for system service engineer in Chicago, IL is $131,050.00, according to ZipRecruiter salary data. Most workers in this role earn between $101,000.00 and $161,700.00 per year, depending on experience, location, and employer.

What engineers make $300,000 a year?

Senior engineers in specialized fields such as software engineering, petroleum engineering, and aerospace engineering can earn $300,000 or more annually, especially with extensive experience, advanced skills, and leadership roles. High compensation often involves working in high-demand industries, managing large projects, or holding executive-level responsibilities.

Do systems engineers get paid a lot?

Systems engineers typically earn competitive salaries that vary based on experience, location, and industry. According to industry data, the median annual salary for systems engineers ranges from $70,000 to over $100,000, with higher pay for those with specialized skills or certifications. The role often involves working with complex systems, troubleshooting, and using tools like CAD or simulation software, which can influence compensation levels.

What is the difference between System Service Engineer vs Network Support Engineer?

AspectSystem Service EngineerNetwork Support Engineer
CertificationsCompTIA A+, Network+, Cisco CCNACompTIA Network+, Cisco CCNA, CCNP
Work EnvironmentData centers, client sites, enterprise IT environmentsNetwork operations centers, client sites, enterprise networks
Job FocusMaintaining and troubleshooting servers, hardware, and system softwareManaging and troubleshooting network infrastructure and connectivity issues

System Service Engineers primarily focus on server hardware, system software, and overall IT infrastructure maintenance, while Network Support Engineers specialize in network hardware, connectivity, and network security. Both roles require similar certifications and often work in similar environments, but their technical focus differs, making each role essential for comprehensive IT support.

What engineer makes $500,000 a year?

While most system service engineers do not earn $500,000 annually, some senior or specialized engineers in high-demand industries, such as cybersecurity or cloud infrastructure, with extensive experience and advanced certifications, can reach or exceed this level through bonuses and stock options. Achieving this salary typically requires a combination of technical expertise, leadership skills, and working in high-paying sectors or companies.

Will AI replace system engineers?

AI is unlikely to fully replace system engineers, as their role involves complex problem-solving, system design, and troubleshooting that require human judgment and expertise. AI tools can assist with automation and data analysis, but system engineers are essential for overseeing implementation, maintenance, and adapting systems to changing needs.
System Service Engineer jobs near you
Service Engineer

Service Engineer

Ecolab

Naperville, IL • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 27 days ago

Ecolab rating

7.6

Company rating: 7.6 out of 10

Based on 196 frontline employees who took The Breakroom Quiz

49th of 90 rated chemical manufacturers

Job description

Service Engineer
Liquid Cooling Systems - In-Row Liquid-to-Liquid CDUs
Role Overview:
The Service Engineer is the highest field escalation-level technical resource supporting OEM in-row, liquid-to-liquid Coolant Distribution Units (CDUs). This role provides deep technical expertise across mechanical systems, electrical power distribution, and control platforms (PLC/HMI/BMS integration).
In addition to advanced troubleshooting and commissioning support, the Service Engineer serves as a technical authority, mentor, and trainer, enabling internal service teams and delivering customer-facing training during deployments, handoffs, and lifecycle engagements. This role is critical to ensuring system uptime, customer confidence, and scalable service excellence.
What's in it For You:
  • The opportunity to take on some of the world's most meaningful challenges, helping customers achieve clean water, safe food, and healthy environments
  • The ability to make an impact with a company that is passionate about your career development
  • Paid training held in the field and at Nalco Water Headquarters in Naperville, IL
  • Enjoy a flexible, independent work environment
  • Receive a non-decaled company vehicle for business and personal use
  • Comprehensive benefits package starting day 1 of employment - medical, dental, vision, matching 401(k), company paid pension, stock purchase plan, tuition reimbursement and more!

What You Will Do:
Technical Support & Escalation:
  • Act as final technical escalation point for in-row liquid-to-liquid CDU issues not resolved by other field technician resources
  • Lead troubleshooting of complex system-level issues involving:
    • Pumps, valves, heat exchangers, sensors, and piping
    • Power distribution, VFDs, motor protection, and grounding
    • PLC logic, HMI behavior, alarm handling, and controls interlocks
  • Perform root cause analysis (RCA) for repeat or high-impact failures and define corrective/preventive actions
  • Support 24x7 escalation coverage as part of the senior on-call rotation

Commissioning & Field Execution:
  • Lead or support service engineer commissioning activities, including:
    • Pre-functional inspections and I/O checkout
    • Control sequences verification and fail-safe validation
    • Flow balancing, pressure validation, and heat load simulations
  • Support field modifications, retrofits, and design clarifications in coordination with Engineering
  • Serve as technical authority during critical customer events (first power, load ramp, incident response)

Controls & Systems Integration:
  • Support and troubleshoot:
  • PLC platforms (e.g., Rockwell, Siemens, Schneider)
  • HMIs, firmware updates, and configuration management
  • BMS, EPMS, and DCIM integrations (BACnet, Modbus, SNMP)
  • Assist in defining alarm philosophy, setpoints, and service-safe control behaviors

Training & Technical Enablement:
  • Develop and deliver internal training for L1/L2 service engineers, including:
    • CDU fundamentals and system architecture
    • Troubleshooting workflows and escalation criteria
    • Safety, lock-out/tag-out (LOTO), and service best practices
  • Deliver customer-facing training, including:
    • Operations & maintenance (O&M) training
    • Commissioning handoff and system familiarization
    • Advanced troubleshooting workshops (where applicable)
  • Contribute to training materials such as:
    • Service manuals, troubleshooting matrices, and quick-reference guides
    • Slide decks, hands-on lab content, and field playbooks

Documentation & Continuous Improvement:
  • Provide field feedback to Engineering, Product Management, and Quality teams
  • Contribute to:
    • Service procedures and preventative maintenance standards
    • Commissioning checklists and acceptance criteria
    • Failure trend analysis and reliability improvements
  • Mentor junior engineers and help shape technical service standards

Location / Travel Required:
  • Preferred location is U.S.; Open to candidates living anywhere in the U.S. close to a major airport
  • Travel up to 75%
Minimum Qualifications:
  • Associate degree (A.S.) or equivalent from a two-year college or technical school; or seven to ten years related experience and/or training; or equivalent combination of education and experience.
  • 3 years of mechanical and electrical field service equipment experience

Preferred Qualifications:
  • Data center commissioning experience
  • AI/HPC liquid cooling exposure
  • OEM mission-critical service background
  • Familiarity with RCA/FMEA methodologies
  • Bachelor's degree in Mechanical, Electrical, or Controls Engineering (or equivalent experience)
  • 7+ years field service, commissioning, or systems engineering experience
  • 3+ years supporting liquid cooling systems in mission-critical environments

About Nalco Water:
In a world with increasing water shortage and contamination challenges, Nalco Water, an Ecolab company, helps customers conserve more than 161 billion gallons of water each year. We work with customers across the world in the light industry (institutional, food & beverage, manufacturing, transportation, textile care, and global high tech) and heavy industry (chemical, downstream, paper, mining, power and primary metals industries) to reduce, reuse, and recycle their water while protecting their systems and equipment. Nalco Water provides the unique opportunity to work with a broad suite of technologies to deliver automated monitoring systems, data analysis and deep technical expertise to increase efficiency, sustainability and performance for our customers.
Anticipated Job Posting End Date:
6/29/2026
Annual or Hourly Compensation Range:
The total Compensation range for this position is $93,800-$140,600 which includes base pay and target incentive based on performance, per plan terms. Many factors are taken into consideration when determining compensation, such as experience, education, training, geography, etc. We comply with all minimum wage and overtime laws.
Benefits
Ecolab provides the following benefits: medical, dental, vision, life insurance, accident insurance, critical illness insurance, hospital indemnity insurance, auto insurance, home insurance, pet insurance, identity theft protection, short-term and long-term disability, 401k, pension plans, retirement health care benefits, short-term incentives, vacation (12 days), holidays, parental leave, employee stock purchase plans (Full-Time Associates), discount on day care services and caregiver services, adoption assistance, group legal services, employee assistance program, employee discount program, and education assistance program, on-Site childcare and fitness facilities may be available at select Ecolab locations. Click here for additional benefits information. If you are viewing this posting on a site other than our Ecolab Career website, view our benefits at jobs.ecolab.com/working-here.
Potential Customer Requirements Notice
To meet customer requirements and comply with local or state regulations, applicants for certain customer-facing roles may need to:
- Undergo additional background screens and/or drug/alcohol testing for customer credentialing.
- Be fully vaccinated for COVID-19, including a booster if eligible, unless a religious or medical accommodation is requested by the applicant and approved by Ecolab.
Americans with Disabilities Act (ADA)
Ecolab will provide reasonable accommodation (such as a qualified sign language interpreter or other personal assistance) with our application process upon request as required to comply with applicable laws. If you have a disability and require accommodation assistance in this application process, please visit the Recruiting Support link in the footer of each page of our career website.

What Ecolab employees say

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Benefits

Hours and flexibility

Workplace

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About Ecolab

Sourced by ZipRecruiter

Ecolab is a global sustainability leader offering water, hygiene and infection prevention solutions and services that protect people and the resources vital to life.

Industry

Manufacturing

Company size

10,000+ Employees

Headquarters location

Saint Paul, MN, US

Year founded

1923

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