Senior .NET + SQL + SSIS + Windows/COLO Engineer
Location: Buffalo, NY (Day 1 Onsite)
Please find below JD for the COLO experience resource. The candidate must have worked in a COLO migration project.
Role focus: 70% migration/infrastructure troubleshooting + 30% application development.
Technical Skills & Requirements
Priority
Technology / Skill
Target Proficiency
Why You Need It
Critical
C# / .NET / .NET Core
Advanced
Web apps, APIs, batch/console apps, components
Critical
SQL Server 2022 / T-SQL
Advanced
DB migration, validation, troubleshooting
Critical
SSIS
Advanced
Package migration, execution and validation
Critical
Windows Server / IIS
Advanced
Web/batch/build server COLO migration
Critical
SQL Linked Servers
Advanced
Validate inbound/outbound dependencies
Critical
GitLab with Duo + YAML CI/CD, Liquibase
Intermediate/Advanced
Build/deployment automation
Critical
PowerShell
Advanced
Server/configuration validation and automation
High
Automic
Intermediate+
Batch/job scheduling and migration validation
High
REST/Web API + Postman
Advanced
API/connectivity testing
High
Artifactory
Intermediate
Build/package dependencies
High
Networking fundamentals
Intermediate
DNS, firewall, ports, LB, connectivity
High
File shares / UNC / service accounts
Intermediate+
Migration dependency validation
Useful
Python
Intermediate
Automation and validation tooling
Useful
Access / ODBC / OLE DB
Intermediate
Legacy CAT components
Useful
Mend / SonarQube / Sentry
Working knowledge
Security/code/monitoring validation
Bonus
Angular
Intermediate
Web UI support
Bonus
Mainframe / COBOL / BlueZone
Working knowledge
MTG/mainframe dependencies
Important Candidate Requirement
Mandatory
COLO Migration Project Experience
Recruitment recommendation: Do not shortlist candidates based only on .NET development experience. Prioritize candidates with actual data center/COLO migration experience and hands-on infrastructure troubleshooting.
