Manufacturing Systems App Support Engineer

Activ8 Recruitment & Solutions; Liberty (NC); On-site; USD 90,000 - 120,000; Full time

Job summary

International IT Solution Company is seeking an Application Support Engineer to maintain and troubleshoot critical manufacturing applications built on C#, .NET, and SQL Server. The role emphasizes root-cause analysis, code-level debugging, and system reliability within a hands-on environment.

The candidate will analyze source code, diagnose complex issues, and collaborate with MES/MOM, ERP, and IT teams to ensure stable shop-floor operations.

Qualifications

• Bachelor's degree in Computer Science or related field.
• 5+ years of professional experience in software engineering, application maintenance, or advanced technical application support.
• Strong hands-on experience with C#, .NET Framework, and/or .NET Core, including source code analysis, debugging, and troubleshooting.
• Strong SQL Server skills, including complex SQL queries, stored procedures, database troubleshooting, and performance analysis.
• Experience troubleshooting REST APIs, backend services, and enterprise system integrations.
• Ability to independently investigate and resolve complex application issues involving source code, databases, and system interfaces.
• Experience with debugging tools, application logs, and root cause analysis.
• Experience supporting enterprise applications in production environments.
• Strong understanding of application architecture, data flow, and system dependencies.
• Strong analytical and problem-solving skills with the ability to resolve complex technical issues.

Responsibilities

• Maintain and support existing manufacturing applications developed using C#, .NET Framework, and .NET Core.
• Analyze application source code, debug errors, and identify root causes of software defects and system failures.
• Troubleshoot complex application issues involving business logic, backend processes, and system integrations.
• Implement bug fixes, configuration changes, and minor code modifications to maintain application stability.
• Investigate application performance issues and recommend technical improvements.
• Support application upgrades, patches, deployments, and regression testing.
• Investigate and resolve database-related application issues using Microsoft SQL Server.
• Write and analyze complex SQL queries, stored procedures, functions, and scripts to identify data and application issues.
• Troubleshoot SQL performance problems, data inconsistencies, and database connectivity issues.
• Analyze data flow between applications and databases to identify integration failures.
• Support existing SQL-based automation and data processing scripts.
• Collaborate with database and infrastructure teams to resolve complex technical issues.
• Provide advanced technical support for manufacturing applications, including MES/MOM systems.
• Investigate application failures affecting manufacturing execution, production data, and shop-floor operations.
• Analyze application behavior, system logs, database transactions, and integration processes to identify root causes.
• Troubleshoot data flow and connectivity issues between MES/MOM, ERP, and other enterprise systems.
• Work with manufacturing and engineering teams to resolve production-critical application issues.
• Maintain application stability, performance, and reliability in a manufacturing environment.
• Troubleshoot existing REST API integrations and communication between enterprise applications.
• Investigate API failures, data synchronization issues, and backend processing errors.
• Analyze integration scripts, services, and application logs to identify technical issues.
• Maintain and troubleshoot existing automation scripts developed using C#, Python, VB, or similar technologies.
• Implement minor technical enhancements and fixes to improve system reliability and performance.

Skills

C#

NET Framework

.NET Core

SQL Server

REST APIs

Debugging

Root cause analysis

Python

Linux

Education

Bachelor Degree in Computer Science or related field

Tools

SQL Server Management Studio

Job description

International IT Solution Company is seeking an Application Support Engineer to maintain and troubleshoot critical manufacturing applications built on C#, .NET, and SQL Server. The role emphasizes root-cause analysis, code-level debugging, and system reliability within a hands-on environment.

The candidate will analyze source code, diagnose complex issues, and collaborate with MES/MOM, ERP, and IT teams to ensure stable shop-floor operations.