Senior Application Support Engineer
Prosum
We're partnering with a growing software company seeking a Senior Application Support Engineer to join their customer-facing team. This is a Tier 2 application support role focused on troubleshooting complex issues within a cloud-based business platform, partnering directly with customers, and collaborating closely with Product and Engineering teams to drive resolution. This is not desktop support, internal IT, or a call‑center environment. Required Qualification 4+ years of experience in SaaS application support, technical support, product support, implementation support, application support, or a related customer-facing technical role Experience operating in a Tier 2, Tier 3, escalation support, Senior Support Engineer, or Technical Support Engineer capacity, handling complex customer issues from investigation through resolution Strong troubleshooting and problem-solving skills with the ability to identify root causes, navigate ambiguity, and drive issues to resolution across multiple systems and teams Excellent customer service, communication, and relationship-building skills with a customer-first mindset and the ability to work effectively with both technical and non-technical stakeholders Advanced SQL skills, including the ability to write complex queries, validate data, analyze relationships between tables, investigate application behavior, and perform data troubleshooting Experience troubleshooting web-based SaaS applications, including workflows, configurations, permissions, reporting, integrations, and system behavior Solid understanding of REST APIs and web services, including the ability to test endpoints, analyze requests and responses, and troubleshoot API-related issues Experience supporting third-party integrations and understanding how data flows between SaaS platforms, external vendors, and connected systems Strong written communication skills with the ability to provide clear, concise, and actionable updates to customers, stakeholders, and internal teams Sound judgment regarding issue prioritization, escalation paths, and when to engage Product, Engineering, or other cross‑functional teams Experience using observability and monitoring tools such as Splunk, New Relic, Datadog, AppDynamics, or similar platforms Familiarity with AI‑enabled tools used for research, analysis, documentation, workflow improvement, troubleshooting, or productivity enhancements. Preferred Qualification Experience writing scripts or automation using Python, Shell, Bash, PowerShell, or similar languages Experience working in cloud-based SaaS environments and supporting enterprise B2B software platform Exposure to modern software development practices, application monitoring, and cross‑functional collaboration with Engineering, Product, QA, and Customer Success team #J-18808-Ljbffr
$75k - $90k
...workflows? Not because it is trendy, but because it makes you better at your job? If so, keep reading. RTA is looking for a Senior Application Support Engineer . This is a customer-facing, Tier 2 application support role for our SaaS fleet management platform. You will own...SeniorFull timeWork at officeFree visaFlexible hoursDay shift$75k - $90k
...Rta: The Fleet Success Company in Glendale, Arizona is seeking a Senior Application Support Engineer. This customer-facing role involves owning and resolving escalated issues for a SaaS fleet management platform. Ideal candidates have 4+ years of application support experience...SeniorFlexible hours$110k - $130k
...Industries Software - Mendix Siemens Digital Industries Software is seeking a highly motivated and technically proficient Application Support Engineer to join our Mendix team. This role is ideal for an individual who demonstrates strong problem-solving capabilities, a...SuggestedWork at office$117.3k - $158.7k
...asymmetric advantage. Hermeus is scaling its engineering systems following the deployment of... ...are building a dedicated capability to support engineering teams and ensure system... ...faster with confidence. As an Engineering Application Support Engineer - NX/Teamcenter , you...SuggestedWeekly payPermanent employmentWork at office- ...Senior Application Engineer, Battery Management Position Overview: As an Engineer, you have deep knowledge in Power Electronics with emphasis in... ...leader, our company’s Mid-Voltage DC-DC Applications team will support your success in this role! Our Applications team is...Senior
- Provides first‑line operational support for a media engineering environment, focusing on ticket triage, basic troubleshooting, and support workflow... ..., or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance...Shift workAfternoon shift
$47.85 - $57.85 per hour
...mutually agreeable solutions to close workflow gaps. Involves design, building, testing, and implementation of Epic integration application systems. Works with clinicians to create or adapt written protocols. Resource should able to troubleshoot the issues and provide...Hourly payWork experience placementLive inWork at officeLocal areaFlexible hours- Insight Global is hiring for a position in Los Angeles focused on providing first-line operational support in a media engineering context. The role involves ticket triage, troubleshooting, and ensuring workflow efficiency during evening hours. The successful candidate...Afternoon shift
$133k - $166k
...investment and innovation forward. What You’ll Do We are seeking a Senior Application Engineer I to lead the advanced configuration, integration, and optimization of legal technology solutions supporting Litigation Practice Delivery. In this role, you will partner...SeniorWorldwideFlexible hours$95k - $120k
...Applications Sales Support Engineer Hot Job Los Angeles - Los Angeles, CA 90001 Overview Salary Range $95,000.00 - $120,000.00 Salary/year Position Type Full Time Education Level 4 Year Degree Travel Percentage Road Warrior Category Engineering Description...Full timeWork experience placementWork at officeNight shift$118.66k - $140k
...Sr Application Engineer NBCUniversal is one of the world's leading media and entertainment companies. We create world-class content, which... ..., NBC Local Stations, Bravo, and Peacock, our premium ad-supported streaming service. We produce and distribute premier filmed...SeniorWork experience placementWork at officeLocal areaFlexible hoursWeekend work3 days per week- ...Senior Applications Engineer, Cloud Solutions, Los Angeles, CA We have an opening available for a Senior Applications Engineer, Cloud Solutions... ...responsible for strategy, day-to-day oversight and support of assigned systems. This is an opportunity to play a direct...SeniorWork at office
- ...Senior Applications Engineer, Cloud Solutions, Los Angeles, CA We have an opening available for a Senior Applications Engineer, Cloud Solutions... ...responsible for strategy, day-to-day oversight and support of assigned systems. This is an opportunity to play a direct...Senior
- ...Senior OT Application Engineer One of North America's fastest-growing high-speed beverage manufacturers is adding a Senior OT Application Engineer... ...design, configuration, testing, go-live, and post-launch support. Serve as the SME for OT application systems...SeniorFor contractors
- ...Ron Turley Associates LLC in Glendale, Arizona is looking for a Senior Application Support Engineer to join their team. This full-time position will involve owning escalated customer issues, troubleshooting complex application behavior, and continuously improving support...SeniorFull time
- ...A leading semiconductor company seeks a Senior Application Engineer specializing in Power Electronics. The role involves analyzing MOSFET technologies, collaborating across teams, and optimizing designs for battery management applications. Candidates should possess strong...Senior
- ...Dormont Manufacturing Co is seeking a Senior E-Discovery Application Administrator II to join their Legal Services department. The candidate will develop, modify, and maintain complex litigation support programs and must possess substantial programming experience and...Senior
- Prosum is seeking a Senior Application Support Engineer to join its customer-facing team in Glendale, Arizona. This Tier 2 role focuses on troubleshooting complex issues within a cloud-based business platform, directly partnering with customers and collaborating with Product...Senior
- ...A leading AI research firm is seeking a Security Engineer, Application Security. In this role, you will identify and mitigate security vulnerabilities through assessments and collaboration with development teams. The ideal candidate has extensive experience in cybersecurity...SeniorRemote work
$86k - $111k
...Senior Application Engineer, Sheet Metal Los Angeles, CA Xometry powers the industries of today and tomorrow by connecting the people with... ...quoting, supplier sourcing, production planning, and supporting on-time order fulfillment. A successful candidate will have...Senior$98k - $122.5k
...playing for Team Amcor, visit IYouTube Job Description Applications Engineers are trusted partners to our customers recommending solutions... ...growth for Amcor. Application Engineers provide technical support to troubleshoot existing products, enhance existing products...Full timeTemporary workRemote workWorldwideFlexible hours- ...Application Security Engineer (Senior) ID71672 Full time | AgileEngine | United States Posted On 06/18/2026 Job Information City: Los Angeles State/Province: California ZIP: 90001 Department: IT Services Job Description AgileEngine is an Inc. 5000 company that creates...SeniorFull timeWork at officeRemote workVisa sponsorshipWork visaFlexible hours
- A leading company in power management is seeking an Application Engineer in Los Angeles. This role focuses on technical support and customer engagement for gate drivers, requiring a strong background in power electronics and a commitment to customer satisfaction. The successful...Senior
$180k
...Job Type Full-time Description We are seeking a motivated Application Engineer to support our Skidded Solutions (liquid-filled medium voltage transformers, switchgear cabinets, inverters) in the solar and energy storage industries. The Application Engineer...Full time$120k - $175k
...Product Support Engineer Cooley is seeking a Product Support Engineer to join the Product team... ...product issues across Cooley's application portfolio. Under the direction of the Manager... ...engineer, or quality assurance engineer) - Senior level candidates considered with 5+...Full timeTemporary workWork at officeRemote workWork from homeWorldwideFlexible hoursWeekend work$165k - $190k
...Senior Application Security Engineer Tatari is on a mission to revolutionize TV advertising. Founded in 2016 to help transform the antiquated world of TV advertising through the intelligent application of AI and machine learning, Tatari helps some of the world's fastest...SeniorWork at office2 days per week- ...Cubic Transportation Systems (CTS) and Cubic Defense (CD). Explore more on Cubic.com. Job Details: The Senior Field Application Engineer performs advanced field support while providing technical leadership, mentoring, and guidance to other FAEs. This role is responsible...SeniorWork at office
$94k - $152.66k
...The Client Support Analyst is responsible for supporting our client’s Loyalty Programs... ...validation , API testing via Postman , and application‑level debugging in Ruby . This role... ...Business System Analysts, Product, and Engineering to ensure platform stability, data integrity...Temporary workWork at officeLocal areaRemote workFlexible hours2 days per week3 days per week- ...Ernst & Young Oman is looking for an Application Security Engineer. This role involves managing development platforms and security tools to ensure secure applications and streamline deployment processes. You will work with cross-functional teams to enhance application...Senior
$100k - $140k
...Hamilton Robotics is seeking a Field Applications Specialist in Los Angeles, California. This role involves providing application, training, and technical support for Hamilton products while maintaining customer relations. The specialist will have opportunities to develop...
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