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Senior Application Support Engineer Jobs (NOW HIRING)

TestingXperts

Application Support Engineer

Eagan, MN

Application Support Engineer Location: Eagan, MN Unix or Linux Hardware and Application Support. Windows 2003, 2008 R2, 2012 Hardware and Application Support Incident, Change, and Problem Management ...

Foley

Application Support Engineer

Saint Albans, VT · On-site +1

$75K/yr

APPLICATION SUPPORT ENGINEER As an Application Support Engineer, you will join our growing Technology Operations (TechOps) team to ensure that our internal and external customers receive best-in ...

Interra Health

Lead Application Support Engineer

$150K - $170K/yr

This role is intentionally designed for a senior engineer who writes production ready code, leads ... Team Leadership & Development: • Lead, coach, and mentor a team of application support engineers ...

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Senior Application Support Engineer information

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

As of Jun 7, 2026, the average yearly pay for senior application support engineer in the United States is $128,999.00, according to ZipRecruiter salary data. Most workers in this role earn between $108,000.00 and $144,500.00 per year, depending on experience, location, and employer.

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 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, and why are they important?

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.

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.

More about Senior Application Support Engineer jobs
What cities are hiring for Senior Application Support Engineer jobs? Cities with the most Senior Application Support Engineer job openings:
What are the most commonly searched types of Application Support Engineer jobs? The most popular types of Application Support Engineer jobs are:
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Senior Application Support Engineer jobs near you
Infographic showing various Senior Application Support Engineer job openings in the United States as of May 2026, with employment types broken down into 80% Full Time, 3% Part Time, and 17% Contract. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution, with an average salary of $128,999 per year, or $62 per hour.

Senior .Net Application Support Engineer

Accord Technologies Inc.

Fort Mill, SC • On-site

Contractor

Posted 8 days ago

Job description

Sr .Net Application Support Engineer
Location: Fort Mills, SC (Onsite)
Position type: W2 contract

Mandatory: 
Extensive 3rd line support experience needed on .Net applications, Production support
Candidate should be from Financial / Equity/Capital Market domain.
Having good educational background/ Certifications required

Key Functions:

3rd line support Developer

- 8-10 years of experience required C # and .net and backend SQL
- 8-10+ years of solid experience in database application support across multiple databases (SQL Server, Sybase, PostgreSQL).
Role Requirements:
- Extensive experience providing 3rd line support, including diagnosing, solving, and resolving complex technical issues related to database systems and integrations, ensuring high availability and performance.
- Prior experience working in data-intensive applications, demonstrating a capacity to handle, analyze, and optimize large datasets and complex database structures.
- Solid experience in debugging sophisticated SQL queries, stored procedures, triggers, scripts, cursors, and views, with a focus on SQL code tuning, consolidating views, and supervising database performance metrics.
- Solid experience in C#.NET, showcasing proficiency in programming and application development within .NET frameworks to support database operations and integrations.
- Familiarity with PostgreSQL Aurora, queues, elastic search, indicating a broad understanding of database technologies and the ability to use these tools for improved data processing and search capabilities.
- Good experience with cloud services (AWS or Azure preferred), demonstrating a capability to use cloud-based resources and services for database hosting, scaling, and management.
- Some experience in Business and Technical Analysis, Quality Assurance, Delivery Management, and/or Emerging Technology and Governance, reflecting well-rounded abilities that support project management, quality assurance practices, and the exploration of new technologies.
- Strong verbal and written communication skills, essential for effective collaboration with internal and external collaborators, clear documentation, and the ability to convey complex technical information to non-technical audiences.
Preferred Requirements:
- Application support background
Key Functions and Responsibilities
As a Senior Support Engineer specializing in SQL within FTSE Engineering, the individual will be expected to lead and supervise day to day activities surrounding production support of critical systems. The candidate must be an authority in diagnosing, solving, and resolving complex technical issues that advance beyond first and second-line support, ensuring the stability and reliability of our production systems.
The ideal candidate will collaborate with other technology teams and business users to deeply understand the complex user journeys, workflows, and data interactions involved in the Index business lifecycle. This understanding is crucial for effectively addressing and resolving high-level technical support issues.
This role works with the FTSE Engineering – 3rd Line Support Manager and will require close collaboration with both internal and external index business collaborators, including Full Stack Developers, Product Owners, Business Analysts, and technology teams.
The Senior Support Engineer will also work directly with users and technical teams to manage, diagnose, and resolve technical issues within our key Index Platforms, which embrace innovative technologies and AWS cloud-native architecture.
We are looking for an enthusiastic and hard-working software engineer who is adept in , long-term fixes for database applications across multiple databases (SQL Server, Sybase, PostgreSQL) and possesses solid experience in providing 3rd line support, including incident management, and collaborating closely with business collaborators.