Sr Application Support Specialist

Job Title: Sr Application Support Specialist - Data Platforms
Location: Onsite/Hybrid work in Chicago Downtown

Job Description: To provide for the deployment, maintenance, and support of bank data platforms and supporting applications. Installation, maintenance and troubleshooting of applications per user specifications. Interface with non-technical personnel in order to gather user requirements from business units. Responsible for collaborating with different areas of IT and handling escalated application support issues.


Key Responsibilities
Provide Tier II and Tier III production support for enterprise data platforms, including SQL Server based EDW, Databricks, Fivetran, Tableau, and Alteryx.

Monitor data production environments and triage, troubleshoot, and resolve incidents to meet SLAs and minimize business impact.

Execute and coordinate production deployments for Data and AI Engineering, including code and configuration promotions, following established change management and CAB processes.

Perform root cause analysis (RCA) for incidents and partner with data engineers to drive permanent remediation.

Support and repair data ingestion and processing pipelines, including job restarts, re?runs, and connector remediation.

Troubleshoot data availability, data quality, and performance issues impacting reporting and analytics.

Own incident communications, including stakeholder updates, outage notifications, and post?incident summaries.

Maintain and improve runbooks, SOPs, and operational documentation for common production scenarios.

Identify incident trends and recommend monitoring, alerting, and operational improvements.

Collaborate with data engineers, BI teams, DBAs, and business partners to ensure platform stability and reliability.