Lead Microsoft Modern Workplace & Security Engineer

83zero Ltd; England; Hybrid; GBP 65,000 - 85,000; Full time

Job summary

83zero Ltd. is seeking a Senior Infrastructure Engineer to lead complex Microsoft Modern Workplace & Security projects across customer environments.

The role centres on designing secure Microsoft environments, driving standardisation, and mentoring engineers while engaging directly with customers at business and technical levels. The position focuses on Microsoft 365 architecture and optimisation, Entra ID/Intune/Endpoint Security, Defender/Purview/Sentinel stack, zero trust, and automation

Qualifications

• Strong Microsoft 365 engineering experience.
• Entra ID/Intune/Endpoint Security expertise.
• Experience in MSP or multi-customer environments.
• Microsoft security tooling experience.
• Comfortable leading conversations with customers.

Responsibilities

• Leading complex technical projects & escalations.
• Designing secure Microsoft environments.
• Improving engineering standards & service quality.
• Mentoring engineers & sharing best practice.
• Supporting migrations & modern workplace transformations.
• Working directly with customers at both business & technical levels.

Skills

Microsoft 365

Entra ID

Intune

Endpoint Security

PowerShell

Automation

Education

MS102/MD102/SC/AZ certifications

Tools

PowerShell

Job description

83zero Ltd. is seeking a Senior Infrastructure Engineer to lead complex Microsoft Modern Workplace & Security projects across customer environments.

The role centres on designing secure Microsoft environments, driving standardisation, and mentoring engineers while engaging directly with customers at business and technical levels. The position focuses on Microsoft 365 architecture and optimisation, Entra ID/Intune/Endpoint Security, Defender/Purview/Sentinel stack, zero trust, and automation