Senior Application Support Engineer – SDLC & .NET Expert

Santander US; Milwaukee (WI); On-site; USD 94,000 - 155,000; Full time

Job summary

Santander US in Milwaukee seeks a Sr. Analyst, Application Support Engineer to develop, maintain, and enhance critical business applications in a multi‑tier environment.

You will lead design and development using Scrum methodologies to deliver high‑priority work first. The role requires deep SDLC knowledge and hands‑on experience with .NET Core, C#, SQL, PowerShell, and APIs, plus collaboration with business teams.

Qualifications

• 5+ Years .NET Core, C#, Powershell, SQL, VB, API and Vendor APIs, Jira, VMware Virtualization and Scrum Methodology.
• 5+ Years Knowledge of Systems Development Life-Cycle (SDLC).
• Ability to build strong working relationships and coach others.
• Proven ability to analyze complex issues and work under pressure.

Responsibilities

• Develops, maintains, and enhances critical business applications in a multi‑tier environment.
• Leads design and development of solutions aligned with business units using Scrum methods.
• Documents requirements, tests installations, and ensures successful releases.
• Resolves complex issues and provides high‑profile, high‑performance solutions.
• Interacts with business areas to translate requirements into system designs.

Skills

.NET Core, C#, Powershell, SQL, VB,Api

SDLC Knowledge

Scrum/Agile

Leadership/Coaching

Education

Bachelor’s Degree

Master’s Degree (Preferred)

Tools

Jira

VMware Virtualization

Job description

Santander US in Milwaukee seeks a Sr. Analyst, Application Support Engineer to develop, maintain, and enhance critical business applications in a multi‑tier environment.

You will lead design and development using Scrum methodologies to deliver high‑priority work first. The role requires deep SDLC knowledge and hands‑on experience with .NET Core, C#, SQL, PowerShell, and APIs, plus collaboration with business teams.