{"schemaVersion":"jobsearcher.job.v1","id":"21b0b3789f1cf24abc7b872a","url":"https://jobsearcher.com/jobs/21b0b3789f1cf24abc7b872a","canonicalUrl":"https://jobsearcher.com/jobs/21b0b3789f1cf24abc7b872a","title":"App Support / DevOps Engineer – L3","description":"App Support / DevOps Engineer – L3Client: United Airlines Location: Chicago, IL – Onsite Rate: $67/hr On C2C Visa: H1-B Experience: 10+ YearsRole: L3 Production Support Engineer responsible for supporting enterprise AWS data platforms, ETL pipelines, and Databricks workloads, troubleshooting critical production issues, and coordinating with onsite stakeholders and offshore engineering teams.Must-Have Skills:AWS: Glue, Redshift, S3, IAM, CloudWatchPySpark / Spark / Spark SQLDatabricks: Jobs, Workflows, Notebooks, ClustersAdvanced SQL: Joins, analytical functions, query optimization, performance tuningProduction/L3 support, incident management & RCAETL/ELT, Data Lakes, Data Warehousing & Data QualityStrong debugging of pipelines, applications, databases & cloud infrastructureGit, CI/CD & deployment processesPython/Shell scripting for automationMonitoring, logging, alerting & ticketing toolsKey Responsibilities:Own L3 production incidents from troubleshooting through RCA and permanent fix.Debug AWS Glue, Redshift, Databricks, PySpark and SQL issues.Handle pipeline failures, data mismatches, performance issues and access/configuration problems.Lead critical incident bridges and communicate with business/customer stakeholders.Coordinate onsite teams with offshore support/data engineering teams.Support releases, deployments and production validation.Create RCA, runbooks, troubleshooting guides and operational documentation.Automate repetitive support activities and improve monitoring.Mentor L1/L2 engineers.Soft Skills:Excellent customer-facing communicationStrong ownership and problem-solvingAbility to work under production pressureStrong stakeholder and offshore-team coordinationClear technical/business communicationPreferred: Airflow/MWAA, Step Functions, Lambda, ServiceNow/Jira, AWS/Databricks certification, enterprise/regulated environment experience.","company":"Tech Genius","rawCompany":"tech genius","city":"Chicago","state":"IL","isRemote":false,"isActive":false,"createdAt":"2026-08-13T12:10:23.615Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"},{"code":"15-1243.01","title":"Data Warehousing Specialists","slug":"data-warehousing-specialists"}],"industries":[{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"518210","title":"Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services","slug":"computing-infrastructure-providers-data-processing-web-hosting-and-related-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"App Support / DevOps Engineer – L3","description":"App Support / DevOps Engineer – L3Client: United Airlines Location: Chicago, IL – Onsite Rate: $67/hr On C2C Visa: H1-B Experience: 10+ YearsRole: L3 Production Support Engineer responsible for supporting enterprise AWS data platforms, ETL pipelines, and Databricks workloads, troubleshooting critical production issues, and coordinating with onsite stakeholders and offshore engineering teams.Must-Have Skills:AWS: Glue, Redshift, S3, IAM, CloudWatchPySpark / Spark / Spark SQLDatabricks: Jobs, Workflows, Notebooks, ClustersAdvanced SQL: Joins, analytical functions, query optimization, performance tuningProduction/L3 support, incident management & RCAETL/ELT, Data Lakes, Data Warehousing & Data QualityStrong debugging of pipelines, applications, databases & cloud infrastructureGit, CI/CD & deployment processesPython/Shell scripting for automationMonitoring, logging, alerting & ticketing toolsKey Responsibilities:Own L3 production incidents from troubleshooting through RCA and permanent fix.Debug AWS Glue, Redshift, Databricks, PySpark and SQL issues.Handle pipeline failures, data mismatches, performance issues and access/configuration problems.Lead critical incident bridges and communicate with business/customer stakeholders.Coordinate onsite teams with offshore support/data engineering teams.Support releases, deployments and production validation.Create RCA, runbooks, troubleshooting guides and operational documentation.Automate repetitive support activities and improve monitoring.Mentor L1/L2 engineers.Soft Skills:Excellent customer-facing communicationStrong ownership and problem-solvingAbility to work under production pressureStrong stakeholder and offshore-team coordinationClear technical/business communicationPreferred: Airflow/MWAA, Step Functions, Lambda, ServiceNow/Jira, AWS/Databricks certification, enterprise/regulated environment experience.","datePosted":"2026-08-13T12:10:23.615Z","dateModified":"2026-08-13T12:10:23.615Z","hiringOrganization":{"@type":"Organization","name":"Tech Genius","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Chicago","addressRegion":"IL","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"21b0b3789f1cf24abc7b872a"},"url":"https://jobsearcher.com/jobs/21b0b3789f1cf24abc7b872a"}}