Application Support Engineer

Join a Growing Enterprise SaaS Organization CornerStone Technology Talent Services is conducting a confidential search for an experienced Senior Application Support Engineer to join a rapidly growing software company that delivers mission‑critical enterprise applications used by organizations across North America. This is an opportunity for someone who enjoys solving complex technical challenges, working directly with customers, and partnering with Product and Engineering to improve enterprise software. This is not a desktop support, help desk, or internal IT position. Instead, you'll become the technical expert responsible for investigating complex application issues, identifying root causes, and helping drive long‑term product improvements. If you enjoy analyzing SQL data, reviewing application logs, tracing API calls, and solving the problems others can’t, we’d like to speak with you. What You’ll Do Own complex customer issues from investigation through resolution Troubleshoot enterprise SaaS applications involving business workflows, security, user permissions, integrations, reporting, and configuration Analyze production data using SQL to validate assumptions and identify root causes Reproduce software issues and determine whether they stem from configuration, integrations, data, user workflow, or application defects Collaborate with Product Management, Engineering, QA, Customer Success, and DevOps teams to resolve technical issues Create clear technical documentation, troubleshooting guides, and knowledge base articles Identify recurring issues and recommend improvements to products, processes, documentation, and support workflows Mentor teammates by sharing technical knowledge and best practices Required Qualifications 4+ years of experience supporting enterprise SaaS or commercial software applications Experience in Tier 2, Tier 3, Product Support, Technical Support Engineering, Application Support, or Production Support Strong SQL skills with experience investigating production data Experience troubleshooting enterprise software involving: Configuration User permissions Business workflows Integrations Reporting Data validation Excellent written and verbal communication skills Experience working directly with customers while partnering with software engineering teams to resolve complex issues Preferred Technical Experience Experience with several of the following technologies is highly desirable: REST APIs Postman Log analysis platforms PowerShell Python Power BI SQL Server Reporting Services (SSRS) Windows Server Cloud‑hosted enterprise applications What We’re Looking For The ideal candidate enjoys solving difficult technical problems and takes ownership from beginning to end. You’re naturally curious, methodical in your troubleshooting approach, and able to explain complex technical concepts clearly to both customers and internal teams. You leverage modern AI‑powered tools to improve research, documentation, troubleshooting, communication, and productivity, while applying sound technical judgement to every investigation. If you’re known as the person teammates rely on for the most challenging application issues, this could be an excellent opportunity. Work Authorization Direct applicants only No C2C, third‑party recruiters, staffing vendors, or employer‑of‑record (EOR) arrangements Candidates must be authorized to work in the United States without current or future sponsorship #J-18808-Ljbffr