Information Technology Infrastructure Engineer

Talantir; Cambridge; Hybrid; GBP 50,000 - 60,000; Full time

Job summary

Talantir in Cambridge, UK is seeking a hands-on Senior IT Infrastructure & Network Engineer to manage and scale corporate IT systems, networks, and hybrid cloud environments. Hybrid work arrangement is 3 days onsite at our Cambridge location.

You will administer Entra ID / SSO, manage Azure / M365 / AWS, design enterprise networks, VPNs and firewalls, and implement high-availability, backup and disaster recovery strategies while collaborating with Security to ensure compliant configurations and

Qualifications

• 5+ years' experience in IT infrastructure and network engineering.
• Hands-on experience with Linux servers (Windows exposure desirable).
• Experience managing Mac-heavy corporate device environments.
• Strong Microsoft ecosystem knowledge (M365 / Entra ID).
• Enterprise networking and firewall management experience.
• Experience with hybrid cloud environments (Azure / M365 / AWS).

Responsibilities

• Maintaining and enhancing Linux and Windows server environments.
• Managing a predominantly Mac-based device estate with secure endpoint policies.
• Administering identity systems (Entra ID / SSO) and hybrid cloud services (Azure, M365, AWS).
• Designing, configuring, and troubleshooting enterprise networks, VPNs, and firewalls.
• Implementing high-availability, backup, and disaster recovery strategies.
• Collaborating with Security and IT teams to ensure compliance and secure configurations.
• Driving operational efficiency through automation and documentation.

Skills

IT infrastructure

Network engineering

Linux servers

Mac device management

Microsoft 365

Azure

AWS

Firewall management

Tools

Entra ID

M365

Azure

AWS

Job description

Senior IT Infrastructure & Network Engineer - Corporate IT / Hybrid Cloud Location: Cambridge, UK - hybrid working 3 days onsite Salary: £50,000 - £60,000 (depending on experience)

I’m currently working with a fast-growing AI-driven technology company that is looking to expand their internal IT team. They’re looking for a hands-on Senior IT Infrastructure & Network Engineer to manage and scale their corporate IT systems, networks, and hybrid cloud environments.

This is a technical, fast-paced role where you’ll get exposure to multiple areas of corporate IT infrastructure:

• Maintaining and enhancing Linux and Windows server environments.
• Managing a predominantly Mac-based device estate with secure endpoint policies.
• Administering identity systems (Entra ID / SSO) and hybrid cloud services (Azure, M365, AWS).
• Designing, configuring, and troubleshooting enterprise networks, VPNs, and firewalls.
• Implementing high-availability, backup, and disaster recovery strategies.
• Collaborating with Security and IT teams to ensure compliance and secure configurations.
• Driving operational efficiency through automation and documentation.

What we’re looking for:

• 5+ years' experience in IT infrastructure and network engineering.
• Hands-on experience with Linux servers (Windows exposure desirable).
• Experience managing Mac-heavy corporate device environments.
• Strong Microsoft ecosystem knowledge (M365 / Entra ID).
• Enterprise networking and firewall management experience.
• Experience with hybrid cloud environments (Azure / M365 / AWS).
• Troubleshooting mindset with a proactive, operational focus.

Desirable:

• Azure and M365 security configuration experience.
• Scripting experience (PowerShell, Bash, Python).
• Familiarity with compliance-driven environments (ISO 27001, SOC 2).
• Backup and disaster recovery expertise.