Senior L2 Production Support Engineer- 7+ yrs- New York, United States- Onsite

Job Requirements L2 Production Support Engineer - Senior (Senior) Seniority Level: Senior / L2 Production Support EngineerRecommended Experience: 8+ Years in Enterprise Application Support, Systems Integration, and Major Incident Lead rolesRole Overview: Leads incident response during critical application outages, integration failures, and complex system defects. Owns application stability across multi-tier digital architectures including Adobe Commerce, CMS, financial planning, and LMS platforms.Key Responsibilities: ? Major Incident Leadership (P1/P2): Lead emergency technical triage bridge calls during major outages across e-commerce, CMS, LMS, and CRM platforms.? Integration & API Architecture Diagnostics: Analyze complex integration faults across REST APIs, ESB middleware, enterprise databases, and third-party web services.? Engineering & Vendor Escalation: Collaborate with software engineering teams, review code hotfixes, validate deployments in non-prod/prod, and direct vendor escalation. ? Root Cause Analysis (RCA): Conduct post-incident RCAs, publish formal corrective action reports, and design automated alerts to prevent recurring failures.? Technical Mentorship & Governance: Establish operational run books for mid-level application support engineers and enforce resolution SLAs.Key Technical Stack & Tools: Dynamics 365, Adobe Commerce (Magento), Enterprise CMS (Sitecore), Solver, LMS Platforms, Azure Integration Services, ADO, SQL, Application Insights / Dynatrace.Required Qualifications: Bachelor's or Master's degree in CS or Software Engineering. 6+ years in production application support for multi-tier enterprise systems. Expert SQL and API diagnostic skills.Work Experience 7-10Years