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Senior Application Support Engineer Jobs in California

We are looking for an Application Support Engineer to join a high-performing team in Newport Beach, California, supporting critical transaction-based systems within a fast-paced operational ...

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We are looking for an Application Support Engineer to deliver dependable technical support for enterprise customers in San Francisco, California. This contract position is ideal for someone who ...

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Senior Platform Support Engineer As a Sr. Platform Support Engineer in our SRE Operations team, you ... Analyze application and DB (RDS, MySQL) performance issues. * Deeply investigate and analyze ...

Senior Platform Support Engineer As a Sr. Platform Support Engineer in our SRE Operations team, you ... Analyze application and DB (RDS, MySQL) performance issues. * Deeply investigate and analyze ...

Senior Platform Support Engineer As a Sr. Platform Support Engineer in our SRE Operations team, you ... Analyze application and DB (RDS, MySQL) performance issues. * Deeply investigate and analyze ...

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Senior Application Support Engineer information

See California salary details

$68.6K

$127.3K

$180.6K

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

As of Jul 29, 2026, the average yearly pay for senior application support engineer in California is $127,309.00, according to ZipRecruiter salary data. Most workers in this role earn between $106,600.00 and $142,600.00 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 does a senior application engineer do?

A senior application support engineer is responsible for maintaining, troubleshooting, and optimizing software applications to ensure their reliable operation. They analyze issues, implement solutions, and often collaborate with development teams, using tools like monitoring software and scripting skills. This role typically requires strong technical knowledge, problem-solving abilities, and experience with application environments and support processes.

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 tech jobs pay 400,000 a year?

Senior Application Support Engineers with extensive experience, specialized skills in troubleshooting, and knowledge of enterprise systems can reach or exceed a $400,000 annual salary, especially in high-demand industries or companies. Such roles often require advanced certifications, strong problem-solving abilities, and sometimes involve working in high-pressure environments or on critical systems.

What engineer makes $500,000 a year?

Senior Application Support Engineers typically do not earn $500,000 annually; such high salaries are more common in executive or specialized roles like software architects, senior developers, or engineering managers with extensive experience, advanced skills, and often stock options or bonuses. Compensation at this level usually involves a combination of base salary, bonuses, and equity, especially in large tech companies or startups.

What does a senior support engineer do?

A senior support engineer provides advanced technical assistance to users and resolves complex issues related to software applications or systems. They often troubleshoot problems, collaborate with development teams, and may document solutions or improve support processes, using tools like ticketing systems and monitoring software.

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 the most commonly searched types of Application Support Engineer jobs in California? The most popular types of Application Support Engineer jobs in California are:
What are popular job titles related to Senior Application Support Engineer jobs in California? For Senior Application Support Engineer jobs in California, the most frequently searched job titles are:
What job categories do people searching Senior Application Support Engineer jobs in California look for? The top searched job categories for Senior Application Support Engineer jobs in California are:
What cities in California are hiring for Senior Application Support Engineer jobs? Cities in California with the most Senior Application Support Engineer job openings:
Infographic showing various Senior Application Support Engineer job openings in California as of July 2026, with employment types broken down into 77% Full Time, 18% Part Time, and 5% Contract. Highlights an 92% Physical, 3% Hybrid, and 5% Remote job distribution, with an average salary of $127,309 per year, or $61.2 per hour.
Application Support Engineer

Application Support Engineer

Robert Half

Newport Beach, CA • On-site

$120K - $135K/yr

Full-time

Posted 19 hours ago


Job description

We are looking for an Application Support Engineer to join a high-performing team in Newport Beach, California, supporting critical transaction-based systems within a fast-paced operational environment. This position combines hands-on database development, production support, and application maintenance, with a strong emphasis on solving data issues and improving system reliability. The ideal candidate brings deep experience with Microsoft SQL Server, solid C# and .NET development skills, and the ability to investigate complex processing exceptions with precision and urgency.
Responsibilities:
• Build, enhance, and maintain SQL Server database objects such as stored procedures, views, triggers, and complex queries to support business-critical applications.
• Investigate data inconsistencies across internal platforms and external sources, identifying root causes for missing, duplicated, or inaccurate transaction records.
• Create and refine database solutions designed to handle large transaction volumes while improving performance, scalability, and system stability.
• Provide ongoing support for backend applications and Windows Services, resolving production issues and restoring service in a timely manner.
• Develop application updates and defect corrections using C#, .NET Framework or .NET Core, and Visual Studio in alignment with established coding practices.
• Monitor transaction processing workflows, including authorization, validation, settlement, and invoicing activities, to ensure smooth end-to-end operations.
• Perform auditing, reconciliation, and exception management tasks to strengthen data integrity and operational accuracy.
• Partner with business teams, operations personnel, and external contacts to troubleshoot issues, resolve incidents, and recommend process improvements.
• Contribute to code reviews and maintain clear technical documentation to support long-term application support and knowledge sharing.
• Support secure and reliable 24/7 production operations by following organizational standards and established support procedures.• 5+ years of experience in application support, database development, or a similar technical support engineering role.
• Advanced proficiency with Microsoft SQL Server, including database design, query tuning, performance optimization, and architecture best practices.
• Strong programming experience with C# and .NET Framework or .NET Core for application enhancement and maintenance.
• Hands-on experience using Microsoft Visual Studio in a software development environment.
• Practical knowledge of supporting Windows Services and backend processing applications.
• Ability to analyze transaction data, investigate discrepancies, and resolve complex production issues with a high level of accuracy.
• Familiarity with object-oriented programming concepts and disciplined software development practices.
• Exposure to technologies such as Active Directory, Cisco environments, Dell systems, or related infrastructure support tools is beneficial.

Robert Half logo

About Robert Half

Sourced by ZipRecruiter

Founded in 1948, Robert Half pioneered the idea of professional talent solutions to connect opportunities at great companies with highly skilled job seekers. As business needs changed, we evolved to offer specialized talent solutions for finance and accounting, technology, administrative and customer support, creative and marketing, and legal fields. In 2002, we introduced our subsidiary, Protiviti, a global independent risk consulting and internal audit service, to support companies as they faced more strategic business challenges.

Industry

Recruiting and staffing services

Company size

10,000+ Employees

Headquarters location

San Ramon, CA, US

Year founded

1948