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Senior Application Support Engineer Jobs in Seattle, WA

Cooley LLP

Product Support Engineer

Seattle, WA · On-site

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

Cooley

Product Support Engineer

Seattle, WA

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

SpaceX

Sr. Application Security Engineer

Redmond, WA · On-site

$170K - $235K/yr

SR. APPLICATION SECURITY ENGINEER At SpaceX we're leveraging our experience in building rockets and spacecraft to deploy Starlink, the world's most advanced broadband internet system. Starlink is the ...

SpaceX

Sr. Application Security Engineer

Redmond, WA · On-site

$170K - $235K/yr

Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. SR. APPLICATION SECURITY ENGINEER At SpaceX we're leveraging our ...

SpaceX

Sr. Application Security Engineer

Redmond, WA · On-site

$170K - $235K/yr

Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. SR. APPLICATION SECURITY ENGINEER At SpaceX we're leveraging our ...

Collabera

Sr Application Developer

Seattle, WA · On-site

$109K - $150K/yr

We support our clients with a strong recruitment model and a sincere commitment to their success ... Qualifications Java, Mobile Application Developer, Javascript, AngularJS or NodeJS or... Additional ...

PactFi

Client Support Engineer

Seattle, WA · On-site +1

$130K - $150K/yr

Our web-based application brings together all parties involved in such a transaction to more ... About the Job We're seeking a Client Support Engineer to drive technical execution across the end ...

PactFi

Client Support Engineer

Seattle, WA · Remote

$130K - $150K/yr

Our web-based application brings together all parties involved in such a transaction to more ... About the Job We're seeking a Client Support Engineer to drive technical execution across the end ...

NICE

Senior AI Designated Support Engineer

Seattle, WA · On-site

And if you're like us, we can offer you the ultimate career opportunity that will light a fire within you. Sr AI-Driven Enterprise Support Engineer Location: Seattle or Hybrid Preferred (Remote ...

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All JobsApplication Support Engineer JobsSenior Application Support Engineer JobsSenior Application Support Engineer Jobs in Seattle, WA

Senior Application Support Engineer information

See Seattle, WA salary details

$79.1K

$146.9K

$208.4K

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

As of Sep 1, 2026, the average yearly pay for senior application support engineer in Seattle, WA is $146,886.00, according to ZipRecruiter salary data. Most workers in this role earn between $123,000.00 and $164,500.00 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 the most commonly searched types of Application Support Engineer jobs in Seattle, WA?

The most popular types of Application Support Engineer jobs in Seattle, WA are:

What are popular job titles related to Senior Application Support Engineer jobs in Seattle, WA?

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

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

The top searched job categories for Senior Application Support Engineer jobs in Seattle, WA are:

What cities near Seattle, WA are hiring for Senior Application Support Engineer jobs?

Cities near Seattle, WA with the most Senior Application Support Engineer job openings:

Senior Application Support Engineer jobs near you
Infographic showing various Senior Application Support Engineer job openings in Seattle, WA as of August 2026, with employment types broken down into 71% Full Time, and 29% Contract. Highlights an 33% In-person, 33% Hybrid, and 34% Remote job distribution, with an average salary of $146,804 per year, or $70.6 per hour.

L3 TechOps Application Support Engineer

Seattle, WA • On-site

PDDN Inc
IT Services • 11 - 50 employees
Learn more about PDDN Incexternal

Other

Posted 4 days ago

Job description

Role name: L3 TechOps
Work Location: Seattle, WA (Onsite)
Start date: Immediate availability.
Type: Contract
Interview: Phone/Video

Application Support Engineer serves as the highest level of operational support for enterprise applications, retail technology platforms, and payment systems.
This role is responsible for investigating and resolving complex technical issues escalated from support teams, performing root cause analysis, driving permanent corrective actions, and improving overall platform reliability.
The engineer acts as a technical subject matter expert (SME), partnering with application, infrastructure, network, and development teams to ensure the stability, availability, and performance of business-critical services.
This role is responsible for investigating and resolving complex technical issues escalated from support teams, performing root cause analysis, driving permanent corrective actions, and improving overall platform reliability.
The engineer acts as a technical subject matter expert (SME), partnering with application, infrastructure, network, and development teams to ensure the stability, availability, and performance of business-critical services.
The key tech skills we're looking for are:
Point of Sale (POS) systems and Retail Payment Systems
Support and troubleshooting of peripherals such as printers, scanners, and cash drawers
PowerShell scripting
Strong understanding of Windows OS internals (storage/HDDs, RAID, memory, performance troubleshooting)
ServiceNow or a similar ITSM platform
Candidates with hands-on experience supporting retail store environments and troubleshooting POS infrastructure at the L3 level would be highly preferred.


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