Contract c2c jobs: Senior .NET + SQL + SSIS + Windows/COLO Engineer : Buffalo, NYC

Job Summary

We are looking for an experienced Senior .NET Engineer with strong expertise in C#, .NET Core, SQL Server, SSIS, and Windows Server. The role will primarily focus on infrastructure and application migration to COLO environments, troubleshooting, database migration, and deployment support, along with application development and maintenance.

Key Responsibilities

• Lead application, database, and infrastructure migration to COLO environments.
• Troubleshoot Windows Server, IIS, SQL Server, SSIS, and application connectivity issues.
• Develop and maintain applications and APIs using C# and .NET Core.
• Perform SQL Server migration, T-SQL development, and data validation.
• Migrate and validate SSIS packages and SQL Linked Servers.
• Validate DNS, firewall rules, ports, load balancers, file shares, and service accounts.
• Develop PowerShell scripts for automation and migration activities.
• Support GitLab CI/CD pipelines, YAML, Liquibase, and deployment automation.
• Validate REST APIs using Postman.
• Support batch scheduling and job migration using Automic.

Required Skills

• Strong experience in C#, .NET, and .NET Core.
• Advanced knowledge of SQL Server 2022, T-SQL, and SSIS.
• Hands-on experience with Windows Server and IIS.
• Experience with SQL Linked Servers and database migration.
• Strong PowerShell scripting skills.
• Knowledge of GitLab CI/CD, YAML, and Liquibase.
• Experience with REST APIs, Web Services, and Postman.
• Knowledge of Automic and Artifactory.
• Understanding of DNS, firewalls, ports, load balancers, and network connectivity.

Good to Have

• Python scripting and automation.
• MS Access, ODBC, and OLE DB.
• SonarQube, Mend, and Sentry.
• Angular development experience.
• Mainframe, COBOL, and BlueZone knowledge.