IT Infrastructure Tech Lead
Location: St Albans, Hertfordshire (Hybrid - 2 days per week onsite)
Salary: Negotiable depending on experience
The Opportunity
We're seeking an experienced IT Infrastructure Tech Lead to join a growing organisation based in St Albans . This is a fantastic opportunity to take ownership of a modern Microsoft-centric technology environment, working directly with the IT Director to drive infrastructure, security, compliance, and cloud initiatives.
Supporting approximately 30 users , you'll play a pivotal role in maintaining and enhancing the company's IT infrastructure while ensuring security, governance, and operational excellence remain at the forefront of everything you do.
This position would suit a proactive infrastructure professional who enjoys combining hands-on technical delivery with strategic planning and continuous improvement.
Key Responsibilities
As the IT Infrastructure Tech Lead, you will
- Act as the primary liaison between the business, outsourced Managed Service Provider, and first-line support teams.
- Administer and maintain the Microsoft 365 and Active Directory environments.
- Manage and develop Azure cloud infrastructure, including:
- Windows Server Virtual Machines
- Microsoft SQL Server
- Azure Application Gateway
- Azure Key Vault
- Managed Identities
- Oversee network and security operations, including:
- RBAC and Identity & Access Management (IAM)
- VPN technologies
- MFA and Conditional Access
- DKIM, DMARC and SPF
- Data Loss Prevention (DLP)
- Group Policy administration
- Ensure compliance with ISO27001 standards and support ongoing cybersecurity improvement initiatives.
- Lead the organisation's journey towards Cyber Essentials Plus and Cloud Security Alliance compliance frameworks.
- Fulfil the responsibilities of the GDPR Data Protection Officer.
- Manage hardware procurement, refresh cycles, deployment, and lifecycle management.
- Automate infrastructure deployment, monitoring, and security validation processes using PowerShell and Azure DevOps.
- Maintain and continually improve technical documentation, policies, procedures, and knowledge bases.
- Champion best practices around least privilege, security governance, and separation of duties across the organisation.
Skills & Experience Required
We're looking for someone with strong experience across
Essential
- Microsoft Entra ID (Azure AD)
- Microsoft Azure
- Windows Server Administration
- Active Directory
- Microsoft 365 Administration
- PowerShell Scripting
- Azure DevOps
- Cybersecurity and Identity Management
- Network Security Technologies
- ISO27001 environments
- GDPR and data governance
- Infrastructure automation
Desirable
- Cyber Essentials Plus
- Cloud Security Alliance Cloud Controls Matrix
- SQL Server Administration
- Experience working with outsourced IT providers
- Banking, financial services, or highly regulated industry experience
What's on Offer?
- Hybrid working (2 days per week onsite in St Albans)
- Significant ownership and autonomy
- Direct exposure to senior leadership
- Opportunity to shape and improve the IT and security landscape
- Broad technical exposure across infrastructure, cloud, security, and compliance
- Supportive and collaborative team environment