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Senior Application Support Engineer Jobs in Naperville, IL

We are looking for a skilled Application Support Engineer to join our team supporting Nadex, a regulated derivatives trading exchange for TradeFi and Prediction Markets. You will play a critical role ...

... g., application support engineer, technical support engineer, product support engineer, or quality assurance engineer) - Senior level candidates considered with 5+ years' experience with proven ...

... g., application support engineer, technical support engineer, product support engineer, or quality assurance engineer) - Senior level candidates considered with 5+ years' experience with proven ...

The Senior Application Developer role leads the customization and support of critical business applications and the data integrity across systems. They will lead the design and development of ...

The Sr. Application Engineer performs engineering and project management duties as assigned by the ... Supports Sales, including visiting job sites for customer meetings and surveys * Creates plans and ...

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Senior Application Support Engineer information

See Naperville, IL salary details

$69.4K

$128.8K

$182.7K

How much do senior application support engineer jobs pay per year?

As of Aug 31, 2026, the average yearly pay for senior application support engineer in Naperville, IL is $128,806.00, according to ZipRecruiter salary data. Most workers in this role earn between $107,800.00 and $144,300.00 per year, depending on experience, location, and employer.

What does a senior application support engineer do?

A Senior Application Support Engineer is responsible for maintaining and troubleshooting complex software applications to ensure their optimal performance and availability. They act as a technical expert, diagnosing and resolving incidents, managing escalations, and collaborating with development teams to address root causes of issues. Additionally, they may provide guidance to junior team members, implement process improvements, and communicate with stakeholders about system health and updates. Their role is crucial in minimizing downtime and ensuring a smooth user experience.

What are the key skills and qualifications needed to thrive as a senior application support engineer?

To thrive as a Senior Application Support Engineer, you need strong problem-solving abilities, deep knowledge of software applications, and experience with programming or scripting languages, usually supported by a degree in computer science or a related field. Familiarity with ticketing systems, monitoring tools, databases, and certifications like ITIL or Microsoft Certified: Azure Administrator are commonly required. Excellent communication, patience, and a customer-focused mindset help you stand out when resolving complex technical issues and collaborating with cross-functional teams. These skills ensure efficient resolution of incidents, high system reliability, and superior service delivery for end users.

How does a senior application support engineer typically collaborate with development and infrastructure teams to resolve complex technical issues?

As a Senior Application Support Engineer, you will frequently act as a bridge between the development and infrastructure teams when addressing complex technical issues. This involves troubleshooting application incidents, gathering detailed logs, and clearly communicating findings to developers for code-related fixes or to infrastructure teams for environment-related problems. You may participate in regular meetings, joint problem-solving sessions, and post-incident reviews to ensure seamless knowledge transfer and continuous improvement. Effective collaboration and clear communication are essential for minimizing downtime and delivering robust solutions.

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

AspectSenior Application Support EngineerApplication Support Engineer
Required CredentialsBachelor's degree, certifications like ITIL, relevant experienceBachelor's degree, entry-level certifications often sufficient
Work EnvironmentCorporate IT teams, tech companies, financial institutionsSupport centers, IT departments, software vendors
Employer & Industry UsageUsed across industries requiring complex application supportCommon in software, tech, and enterprise environments
Search & Comparison IntentUnderstanding senior roles, career progressionEntry-level support roles, skill development

The Senior Application Support Engineer typically has more experience, advanced certifications, and handles complex issues, often mentoring junior staff. Application Support Engineers focus on day-to-day support tasks, troubleshooting, and maintaining applications. The senior role involves leadership and strategic responsibilities, while the entry-level role emphasizes technical support and learning.

What are popular job titles related to Senior Application Support Engineer jobs in Naperville, IL?

For Senior Application Support Engineer jobs in Naperville, IL, the most frequently searched job titles are:

What job categories do people searching Senior Application Support Engineer jobs in Naperville, IL look for?

The top searched job categories for Senior Application Support Engineer jobs in Naperville, IL are:

What cities near Naperville, IL are hiring for Senior Application Support Engineer jobs?

Cities near Naperville, IL with the most Senior Application Support Engineer job openings:

Infographic showing various Senior Application Support Engineer job openings in Naperville, IL as of August 2026, with employment types broken down into 72% Full Time, and 28% Contract. Highlights an 33% In-person, 33% Hybrid, and 34% Remote job distribution, with an average salary of $128,806 per year, or $61.9 per hour.

Application Support Engineer - Glenview, IL

Glenview, IL • On-site

Georgia IT, Inc.
IT Services • 51 - 200 employees

Full-time

Re-posted 7 days ago


Job description

Job Summary:
Georgia IT, Inc. is a company seeking an Application Support Engineer for .NET applications. The role involves providing application support, handling tickets, performing bug fixes, and managing legacy applications.
Responsibilities:
• Application Support Engineer for .NET application
• Application Enhancement
• Ticket handling level 2 and level 3
• Bug fixes
• Production support
Qualifications:
Required:
• Application Support Engineer for .NET application
• Application Enhancement
• Ticket handling level 2 and level 3
• Bug fixes
• Production support
• Skills matrix – VB .NET / C#/ SQL
• Core development
• 10 years of experience
• Candidate should be able to manage legacy applications written in C#, VB.NET. Ticket volumes are not high in volume however can be critical in nature
Company:
Georgia IT, Inc. provides IT Consulting for a wide range of IT services and custom build turn-key enterprise solutions. Founded in 2007, the company is headquartered in Alpharetta, USA, with a team of 51-200 employees. The company is currently Growth Stage.

Georgia IT logo

About Georgia IT

Sourced by ZipRecruiter

A PROFESSIONAL SERVICES ORGANIZATION WITH A VISION OF DELIVERING SIMPLE AFFORDABLE, SUSTAINABLE SOLUTIONS FOR COMPLEX PROBLEMS WITH INTEGRITY. OUR GOAL IS TO ACHIEVE ALL THIS IN A COLLABRATIVE APPROACH WITH ALL PARTIES INVOLVED IN DELIVERING SOLUTIONS/PRODUCTS.

Industry

It services

Company size

51 - 200 Employees

Headquarters location

Alpharetta, GA, US

Year founded

2007

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