Senior .NET & MSSQL Engineer (Remote, Long-Term Contract)

Red Hawk Technologies, LLC; Cincinnati (OH); On-site; USD 83,000 - 117,000; Full time

Benefits offered by this job

Long-term contract (1099)

Job summary

Red Hawk Technologies is seeking a Senior .NET Software Engineer contractor to lead development of web applications on .NET/.NET Core, and to modernize legacy code while delivering reliable data workflows.

The role emphasizes MSSQL expertise, strong C#, REST APIs, and SSRS report work, with a 1099 contract in a remote USA-based setting; candidate must have 7+ years in .NET and 5+ years with MS SQL, plus PowerShell and DevOps practices.

Qualifications

• Bachelor's degree in computer science, IT, or closely related field.
• 7+ years in software development with .NET and C#.
• 5+ years MS SQL Server DB development; complex T-SQL and SSRS.
• Strong PowerShell scripting for data workflows.
• Experience with ASP.NET Core, MVC, and RESTful APIs.
• Strong transaction handling, error management, and rollback patterns.
• Experience with Git/Bitbucket and Jira for version control and issue tracking.

Responsibilities

• Lead the design, development, and deployment of robust web applications using the .NET framework.
• Reverse-engineer existing scripts and modernize legacy .NET applications to current .NET Core/8 standards.
• Design and implement logic for complex data movement jobs, including OCR integration and REST API management.
• Write clean, scalable, well-documented code in C#, and collaborate with project managers and clients to gather requirements and define specifications.
• Diagnose and resolve complex MSSQL performance issues, deadlocks, blocking, failed jobs, data quality problems, and data inconsistencies under tight SLAs.
• Author, test, and execute production data scripts and complex stored procedures with a target zero-rework/zero-error rate.
• Design comprehensive, fail-safe rollback scripts and contingency plans prior to deploying any data modification or schema change to production.
• Build, modify, maintain, and troubleshoot SQL Server Reporting Services (SSRS) reports, matrix views, subscription schedules, and complex underlying datasets.
• Assist in evaluating, converting, and modernizing legacy ETL processes, including PowerShell scripts and MSSQL stored procedures, into the Microsoft Fabric and Azure data ecosystem.
• Analyze execution plans, indexes, stored procedures, and report queries to refactor inefficient T-SQL code and prevent recurring operational issues.
• Troubleshoot and debug complex issues across applications and data pipelines to keep systems reliable and performant.

Skills

C#

.NET Framework

ASP.NET Core

MVC

RESTful APIs

T-SQL

PowerShell

Git/Bitbucket

Jira

Communication

Education

Bachelor’s degree in computer science / IT

Tools

SSRS

Power BI

Azure Data Factory

Git/Bitbucket

Jira

Job description

Red Hawk Technologies is seeking a Senior .NET Software Engineer contractor to lead development of web applications on .NET/.NET Core, and to modernize legacy code while delivering reliable data workflows.

The role emphasizes MSSQL expertise, strong C#, REST APIs, and SSRS report work, with a 1099 contract in a remote USA-based setting; candidate must have 7+ years in .NET and 5+ years with MS SQL, plus PowerShell and DevOps practices.