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Senior Support Engineer Jobs in Illinois (NOW HIRING)

Komatsu

Sr. Technical Support Engineer

Peoria, IL · On-site

Sr. Technical Support Engineer Posting Start Date: 8/5/26 Job Location (Short): Peoria, Illinois, USA, 61639 Requisition ID: 36565 Onsite or Remote: Join Komatsu and Be Part of Something Big! Job ...

Itron, Inc.

Technical Support Engineer

Chicago, IL · On-site

The Technical Support Engineer is a hands-on leader responsible for delivering exceptional support ... This role combines advanced technical expertise with people leadership, serving as a senior ...

Itron, Inc

Technical Support Engineer

Chicago, IL · On-site

The Technical Support Engineer is a hands-on leader responsible for delivering exceptional support ... This role combines advanced technical expertise with people leadership, serving as a senior ...

Itron, Inc.

Technical Support Engineer

Chicago, IL · On-site

$100 - $125/hr

The Technical Support Engineer is a hands-on leader responsible for delivering exceptional support ... This role combines advanced technical expertise with people leadership, serving as a senior ...

Itron, Inc.

Technical Support Engineer

Chicago, IL · On-site

The Technical Support Engineer is a hands-on leader responsible for delivering exceptional support ... This role combines advanced technical expertise with people leadership, serving as a senior ...

S&C

Sales Support Engineer

Chicago, IL · On-site

$73K - $97K/yr

As a Sales Support Engineer you'll be crucial in ensuring smooth operations and supporting our ... Ability to initiate engaging discussions with senior members of the group to identify project ...

Broadcom Inc.

Support Engineer - Mainframe

Lisle, IL · On-site

$60 - $80/hr

## Support Engineer - MainframeApplylocations: USA-IL Lisle Warrenville Roadtime type: Full timeposted ... A senior level professional role. Evaluation, originality or ingenuity required. Knows and applies ...

Valkyrie Trading

Trade Support Engineer

Chicago, IL

$145K - $177K/yr

As a Trade Support Engineer, you'll sit on the front line of our trading operations, working ... Senior-level candidates will be eligible for a base salary of $145,000-177,500 * This position is ...

Valkyrie Trading

Trade Support Engineer

Chicago, IL · On-site

$145K - $177K/yr

As a Trade Support Engineer, you'll sit on the front line of our trading operations, working ... Senior-level candidates will be eligible for a base salary of $145,000-177,500 * This position is ...

Valkyrie Trading

Trade Support Engineer

Chicago, IL · On-site

$100 - $125/hr

As a Trade Support Engineer, you'll sit on the front line of our trading operations, working ... the Senior level. What You'll Get * Competitive salaries and performance bonuses * Top‑tier ...

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Senior Support Engineer information

See Illinois salary details

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How much do senior support engineer jobs pay per year?

As of Sep 7, 2026, the average yearly pay for senior support engineer in Illinois is $100,065.00, according to ZipRecruiter salary data. Most workers in this role earn between $79,000.00 and $120,600.00 per year, depending on experience, location, and employer.

How does a Senior Support Engineer balance technical troubleshooting with mentoring junior team members?

Senior Support Engineers are often relied upon not only for their advanced technical expertise but also for their leadership within support teams. Balancing hands-on troubleshooting with mentorship involves managing time between resolving complex customer issues and guiding less experienced engineers through their cases. Effective Senior Support Engineers prioritize critical incidents, delegate appropriately, and provide real-time coaching or feedback to help junior staff develop their problem-solving skills. This dual responsibility fosters a collaborative team environment and helps ensure consistently high-quality support for customers, while also contributing to the team's professional growth.

What are the key skills and qualifications needed to thrive as a Senior Support Engineer?

To thrive as a Senior Support Engineer, you need advanced troubleshooting skills, deep technical expertise in relevant platforms or software, and typically a degree in computer science or a related field. Familiarity with ticketing systems, diagnostic tools, scripting languages, and certifications like ITIL or Microsoft Certified Solutions Expert (MCSE) are often required. Strong communication, problem-solving abilities, and a customer-focused attitude help you excel in resolving complex issues and mentoring junior staff. These skills and qualities are crucial for providing high-quality technical support, ensuring customer satisfaction, and maintaining smooth IT operations.

What is the difference between Senior Support Engineer vs Support Engineer?

AspectSenior Support EngineerSupport Engineer
Required CredentialsBachelor's degree, relevant certifications, 3+ years experienceBachelor's degree, entry-level certifications, 1-2 years experience
Work EnvironmentCustomer support, technical troubleshooting, cross-team collaborationCustomer support, issue resolution, basic technical troubleshooting
Employer & Industry UsageIT, software, hardware companies, tech support teamsIT, software, hardware companies, tech support teams

The main difference between a Senior Support Engineer and a Support Engineer lies in experience, responsibilities, and expertise. Senior Support Engineers handle more complex issues, mentor junior staff, and often participate in system improvements. Support Engineers focus on resolving customer issues at a basic to intermediate level. Both roles are vital in tech support teams, but the senior position requires more advanced skills and experience.

How much does a senior support engineer make in the US?

A senior support engineer in the US typically earns between $80,000 and $120,000 annually, depending on experience, location, and industry. Higher salaries are common in tech hubs and for those with specialized skills or certifications in troubleshooting, networking, or cloud platforms.

What does a senior support engineer do?

A senior support engineer provides advanced technical assistance to customers or internal teams, troubleshooting complex issues related to software, hardware, or network systems. They often analyze problems, develop solutions, and may mentor junior staff, using tools like ticketing systems and diagnostic software to ensure timely resolution.

What are popular job titles related to Senior Support Engineer jobs in Illinois?

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The top searched job categories for Senior Support Engineer jobs in Illinois are:

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Senior Support Engineer jobs near you
Infographic showing various Senior Support Engineer job openings in Illinois as of August 2026, with employment types broken down into 1% As Needed, 70% Full Time, 25% Part Time, and 4% Contract. Highlights an 87% Physical, 3% Hybrid, and 10% Remote job distribution, with an average salary of $100,065 per year, or $48.1 per hour.

Sr. Technical Support Engineer

Komatsu

Peoria, IL • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted yesterday

Job description

Sr. Technical Support Engineer
Posting Start Date: 8/5/26
Job Location (Short): Peoria, Illinois, USA, 61639
Requisition ID: 36565
Onsite or Remote:
Join Komatsu and Be Part of Something Big!
Job Overview
Incumbents of the Technical Support Engineering team perform as advanced subject matter experts in specific assigned knowledge disciplines as it relates to the identification and resolution of technical issues involving our mining truck product globally. Actively supports the global service team by pro-actively managing all inbound and outbound communications around technical issues and opportunities. Ensures that customer product availability is maintained and enhanced through the provision of timely problem solving and training to correct and resolve issues in the field. As part of the overall Technical Support Team, work with internal entities (Engineering, Marketing, Sales, etc.) as well as external vendors to resolve issues and manage warranty costs. Provide pro-active information to the field in the form of TSI's and ETSI's to allow customers to better identify, analyze and resolve operating problems. When issues arrive, work with field Service personnel, distributors, and ultimately face-to-face with customers to identify root cause and lead the process of creating technical resolution to the problem identified.
Scope
Support a field population of over 4,500 machines with 1,500 to 2,000 customer interventions annually. The financial exposure of the interventions is up to $50M between warranty, commercial consideration, contract management and availability guarantees that can be mitigated based on the speed to resolution and long-term success of the countermeasures delivered by the technical support team
Key Job Responsibilities
  • Provide in-depth technical support and expertise in the assigned knowledge discipline on a worldwide basis to maintain performance and availability of customers' machines. Includes troubleshooting and diagnostic advice to field staff, distributors and customers. Act as primary liaison between PMO, QA, Surface Haulage Engineering and all regional representatives, and consult with engineering, manufacturing and suppliers to obtain expeditious solutions.
  • Conduct failure analyses of failed components and establish root cause of problems using fault tree analysis to aid in finding final solutions to systemic problems. Travel to jobsite to gather facts and data directly from the field when submitted information does not support requirements to develop a resolution or issue closure. Work with vendors to identify and implement the best solutions to prevent recurrence.
  • Write detailed failure reports; capture all occurrences of a problem using KAC methods including TSI's, ETSI's, FIR's, and other sources to involve QA/QC Departments in implementing solutions to field performance problems. Manage the Juhin processes related to the knowledge discipline assigned and, where required due to area of expertise, participate in key supplier (e.g., Cummins, Wabtec and Siemens) meetings and related activity.
  • Takes ownership of all incoming TSI's from the field relating to their area of assignment, ensuring that all appropriate Peoria-based personnel are made aware of issues incoming from the field. Using their technical expertise, identify issues that require escalation and creation of new Juhins to address the problem. Aids in the development and maintenance of a searchable TSI database/spreadsheet tool to make TSI analysis quicker and more efficient.
  • Addresses TSR's quickly, communicating necessary replies to the field and continuously reviewing to identify possible issue trends. Responsible for identifying the need for communications to the field (PS News/Flash News) and drives the material content, message, and ultimate release to field personnel.
  • Serve as an active member of the Technical Support Management Team. Attend management meetings, trade shows, company meetings, supplier meetings and prepare and present Power Point presentations when required. Travel worldwide to perform job functions.
  • Organize and plan Field campaigns as required to remedy identified issues with counter measures and to install improvements into existing fleets.
  • Other duties as assigned.

Qualifications/Requirements
  • B.S. Degree in a technical discipline (Engineering) and 8+ years of knowledge and experience with mining trucks, or alternatively a Degree with advanced practical experience in one (or more) of the areas of expertise. Advanced degrees and advanced area-specific training a distinct plus. Experience in field commission of products very much desired.
  • Demonstrated experience working with mining equipment with particular emphasis on work performed in the in specific area of expertise. Willingness and ability to (1) continually expand knowledge in the area of assignment, and (2) to study and lean one (or more) of the other expertise areas to provide backup and coverage for the team.
  • Strong communications skills in order to interact effectively with field personnel, distributors, customers and senior management. As the initial field response to issues, must be able to think and communicate on their feet, with an understanding and sensitivity of how to balance both technical and commercial concerns. Ability to successfully summarize and present technical content to clearly demonstrate root causes of problems and clear steps to resolve customer issues. Able to present to large groups.
  • Must have demonstrated understanding of root cause and fault tree analysis with ability to balance a thorough investigation of the issue with a sense of urgency for resolution.
  • Must be willing and able to travel 20 to 30% of the time, including internationally. Must be able to visit mine sites and physically be able to climb in and around equipment in the field, often at heights and/or in less than ideal conditions.
  • Proficiency in computer software systems including MS Word, Excel, Power Point (etc.).
  • Physical Requirements: While performing the duties of this job, the associate is required to have ordinary ambulatory skills sufficient to visit other locations; and the ability to stand, walk, stoop, kneel, crouch, and manipulate (life, carry, move) light to medium weights of 10-50 pounds. Requires good hand-eye coordination, arm, hand and finger dexterity, including ability to grasp, and visual acuity to use a keyboard, operate equipment and read application information. The associate frequently is required to sit, reach with hands and arms, talk and hear.

Additional Information
Hiring Range
At Komatsu, your base pay is one part of your total compensation package. This role pays $94,500 - $118,000. The actual offer will consider a wide range of factors, including experience and location.
Company Benefits
Komatsu provides an extensive and robust employee benefits package that is designed to enhance the well-being of our employees and family members. We embrace a positive and empowering employee experience with a culture that prides itself on a diverse and inclusive environment.
  • Health benefits: Medical, dental, vision, HSA, wellness programs, etc.
  • 401k and/or employee savings programs
  • Employee time off (vacation and designated holidays)
  • Employee and family assistance programs
  • Disability benefits
  • Life insurance
  • Employee learning and development programs

Diversity & Inclusion Commitment
At Komatsu, we come from diverse backgrounds, with unique perspectives, experiences and contributions. We believe that our people are part of our shared purpose. Connected by our core values of ambition, perseverance, collaboration and authenticity, we are committed to continually advancing in our support of diversity and inclusion. United, we are on a journey towards a sustainable future that creates value together.
Company Information
Komatsu develops and supplies technologies, equipment and services for the construction, mining, forklift, industrial and forestry markets. Headquartered in Tokyo, Japan, Komatsu employs more than 64,000 people worldwide, operating in more than 140 countries. For more than a century, the company has been creating value for its customers through manufacturing and technology innovation, partnering with others to empower a sustainable future where people, business and the planet thrive together. Since the company's founding in 1921, Komatsu has been committed to supporting individuals and communities through job training, skills development and giving back. As a Komatsu employee, you will be encouraged to grow alongside our global company, contributing to a more sustainable future for all. If you are looking for a company that values your talent and potential, join Komatsu to be a part of something big and help advance modern society. Learn more at www.komatsu.com.
EEO Statement
Komatsu is an Equal Opportunity Workplace and an Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or protected veteran status.

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