Infrastructure Engineer III - M365

ZipRecruiter; England; On-site; GBP 70,000 - 90,000; Full time

Job summary

A global financial services leader is seeking an experienced Infrastructure Engineer III to lead the development and automation of Microsoft 365 services. You will engineer resiliency, manage automation tools, and ensure operational excellence. Ideal candidates will have strong experience in Microsoft 365 administration and a passion for secure and scalable solutions. Competitive compensation and opportunities for professional growth are offered.

Qualifications

• Formal training or certification on Microsoft 365 concepts.
• Experience supporting large-scale, hybrid M365 deployments with a focus on uptime and performance.
• Familiarity with incident management, change control, and operational best practices.

Responsibilities

• Engineer and maintain resiliency capabilities for Microsoft 365 services.
• Develop and maintain PowerShell scripts to support monitoring.
• Configure and harden Entra ID for high availability.

Skills

Microsoft 365 administration and configuration

PowerShell scripting for automation and monitoring

OAuth 2.0 and secure authentication practices

Microsoft Graph API for custom integrations

Microsoft Teams setup, governance, and app integrations

Education

Certification in Microsoft 365

Tools

Microsoft 365

PowerShell

Monitoring tools

Job description

Overview

As an Infrastructure Engineer III at JPMorgan Chase within the Technology Infrastructure team, you will have the opportunity to lead the development, automation, and operational stability of Microsoft 365 services across the enterprise. You will work closely with engineering and product teams to ensure our collaboration platforms are robust, secure, and continuously improving, enhancing employee productivity and reducing operational risk.

Responsibilities

• Engineer and maintain resiliency capabilities for Microsoft 365 services with a focus on automation, and operational excellence.
• Develop and maintain PowerShell scripts and other automation tools to support monitoring, alerting, and self-healing capabilities across M365 workloads.
• Design and maintain integrations using Microsoft Graph API and modern development frameworks to ensure continuity and recoverability of M365 services during disruptions.
• Configure and harden Entra ID (formerly Azure AD) with a focus on high availability, secure app registrations, conditional access policies, and hybrid scenarios that support failover and disaster recovery.
• Implement and troubleshoot OAuth 2.0 authentication flows with an emphasis on secure, fault-tolerant access for enterprise applications, ensuring minimal impact during outages or credential-related incidents.
• Participate in Agile ceremonies and contribute to sprint planning, backlog grooming, and continuous delivery.
• Collaborate with cross-functional teams to deliver secure, scalable, and resilient solutions.
• Support incident response and post-mortem analysis for M365-related outages or degradations.
• Contribute to proof-of-concepts and pilot initiatives that improve platform resiliency and performance.

Required qualifications, capabilities and skills

• Formal training or certification on Microsoft 365 concepts and proficient applied experience
• Strong hands-on experience with:
  • Microsoft 365 administration and configuration
  • Microsoft Teams setup, governance, and app integrations
  • PowerShell scripting for automation and monitoring
  • Microsoft Graph API for custom integrations
  • Entra ID (Azure AD), app registration, and management
  • OAuth 2.0 and secure authentication practices
• Experience supporting large-scale, hybrid M365 deployments with a focus on uptime and performance.
• Familiarity with incident management, change control, and operational best practices in enterprise environments.

Additional qualifications

• Familiarity with modern development frameworks such as React.js, Node.js, Java, C#, Python, Java OR .NET.
• Microsoft certifications such as:
  • MS-900 (Microsoft 365 Fundamentals)
  • MS-102 (Microsoft 365 Administrator)
  • SC-400 / SC-401 (Information Protection and Compliance / and Access Administrator)
• Experience with monitoring tools, logging frameworks, and observability practices.
• Exposure to cloud-application design and serverless computing.
• Passion for building inclusive, diverse, and high-performing teams.

About Us

J.P. Morgan is a global leader in financial services, providing strategic advice and products to the world's most prominent corporations, governments, wealthy individuals and institutional investors. We strive to build trusted, long-term partnerships to help our clients achieve their business objectives. We are an equal opportunity employer and value diverse talents. We do not discriminate on the basis of protected attributes and we provide reasonable accommodations for applicants and employees as required by law.

About The Team

Our professionals in our Corporate Functions cover a diverse range of areas from finance and risk to human resources and marketing. Our corporate teams are an essential part of our company, ensuring that we set our businesses, clients, customers and employees up for success.