Senior IT Applications Engineer

Cleveland-Cliffs Steel Corporation; West Chester (Chester County); On-site; USD 110,000 - 140,000; Full time

Job summary

Cleveland-Cliffs Inc. in West Chester, OH is seeking an experienced Senior IT Applications Engineer to join our IT Custom Development team.

The role covers new development and full‑stack support for web and Windows applications using Angular, C#, ASP.NET, Java, Azure, and related tech, with AI tools like Claude Code and Co‑pilot to aid design and coding. You will collaborate with business partners, manage projects, gather requirements, and deliver SDLC artifacts while supporting 24x7 on‑call

Qualifications

• Bachelor’s degree in BIS or equivalent required.
• 7+ years with Angular, C#, ASP.NET, .NET Core, EF, SQL Server and Oracle.
• 7+ years in custom development and SDLC processes.
• Experience with AI tools such as Claude Code and Co‑pilot.
• Proficiency with Microsoft 365 apps.

Responsibilities

• Project management, analysis, design, coding, testing, and issue resolution.
• Understand business processes and supporting tech to meet stakeholder goals.
• Collaborate with partners, IT and vendors to define requirements and support needs.
• Build strong relationships with customers and align with their priorities.
• Gather requirements and develop/modify apps, address interfaces during testing.
• Deliver projects per Change Management and generate SDLC artifacts.
• Use AI tools for design and development of IT solutions.
• Provide timely feedback on issues and requests to improve stability.
• Occasional 24x7 on-call support for enterprise apps and subsystems.

Skills

Leadership

Communication

Teamwork

Problem solving

Education

Bachelor's degree in Business Information Systems or equivalent

Tools

Angular

C#

ASP.NET

NET Core

Entity Framework

SQL Server

Oracle

Azure

Microsoft 365

Power BI

Claude Code

Co-pilot

Job description

Job Summary

Location: West Chester, OH (optional Cleveland, OH). Cleveland-Cliffs Inc. is seeking an experienced Senior IT Applications Engineer to join our Information Technology Custom Development Team. The role involves new development and full‑stack IT support for web and Windows applications utilizing Angular, C#, ASP.NET, Java, Azure, and more. AI tools such as Claude Code and Co‑pilot may be used for design and development.

Key Responsibilities

• Project management, problem investigation, analysis, design, programming, testing, and malfunction resolution.
• Understand business processes, supporting technologies, and stakeholder objectives.
• Collaborate with business partners, IT management, team members, and vendors to analyze requirements and define project & technical support needs.
• Build strong working relationships with customers and align closely with their priorities and expectations.
• Proactively gather requirements and develop or modify applications while identifying critical interfaces and addressing impacts during testing and implementation.
• Plan, organize, and deliver technical projects and solutions per the Change Management process, generating required documentation and SDLC artifacts.
• Use AI tools for design and development of IT solutions.
• Provide timely and effective feedback on customer issues and requests, offering recommendations to improve system stability and reduce recurring support needs.
• Provide occasional 24x7 on‑call support for enterprise applications and subsystems, including order management, quality assessment, logistics, and supply chain management.
• Drive innovation in partnership with the business and support the development of both online and batch applications.
• Demonstrate proficiency with Microsoft Office365 apps.
• Other duties as assigned.

Minimum Qualifications

• Bachelor’s degree in Business Information Systems or equivalent work experience.
• 7+ years of experience with Angular, C#, ASP.NET, .NETCore, Entity Framework, SQL Server, Oracle.
• 7+ years of experience in custom development and SDLC processes.
• Exposure to AI tools such as Claude Code, Co‑pilot, or other AI platforms.
• Working knowledge of Microsoft365 apps (Outlook, Teams, Word, Excel, PowerPoint, OneDrive).

Preferred Qualifications

• 10+ years of experience in Angular, C#, ASP.NET, .NETCore, Entity Framework.
• 10+ years of experience in custom development and SDLC processes.
• Exposure to Project Management.
• Working knowledge of Microsoft365 apps (Outlook, Teams, Word, Excel, PowerPoint, OneDrive, Access, Visio, PowerBI).
• Demonstrated leadership, communication, organizational, and teamwork skills.
• Experience using AI tools such as Claude Code, Co‑pilot, or other AI platforms for design and development.
• Steel or other manufacturing environment knowledge and experience.
• Working knowledge of ServiceNow service management software.

EEO Statement

Cleveland-Cliffs Inc. is an equal‑opportunity employer – M/F/Veteran/Disability. We are a drug‑free workplace and conduct pre‑employment screening as a condition of employment.

Reasonable Accommodation

Individuals with disabilities can request a reasonable accommodation for any part of the employment process by contacting [e-mail] or calling 1-[phone]. Do not email your application materials to this email address; applications sent there will not be considered.