Senior Engineer - Infrastructure
Core
Provide Level 3/4 production support and infrastructure modernization for business-critical OneMain Auto applications, focusing on Windows Server, IIS, SQL Server, and Azure IaaS environments.
Role type
Senior Infrastructure Engineer (Production Support & SRE)
Builds
Reusable configurations, scripts, deployment patterns, and operational tooling for OneMain Auto systems
Domain
Financial Services / Cloud Infrastructure (Azure IaaS)
Required skills
Windows Server administration, IIS configuration and troubleshooting, Microsoft SQL Server operations, PowerShell scripting and automation, Azure IaaS management, network fundamentals (DNS, routing, firewalls, load balancing, TLS), root cause analysis, vendor coordination
Preferred skills
Infrastructure as Code (Terraform, Bicep, ARM), containerization (Docker, Kubernetes, AKS), SRE practices (SLIs, SLOs, error budgets), CI/CD pipeline automation, regulated environment experience
Technologies
Windows Server, IIS, SQL Server, PowerShell, Microsoft Azure, Terraform, Bicep, ARM templates, Docker, Kubernetes, AKS
Responsibilities
Troubleshoot complex application-hosting and system issues across Windows Server, IIS, SQL Server, and Azure; perform root cause analysis and implement corrective actions; build and maintain operating components and automation scripts; serve as Level 4 escalation point for external partners; improve observability through monitoring and logging; support deployments, patching, and production readiness; coordinate with network and security teams for cross-system dependencies
Seniority
Senior, hands-on IC
