IT Infrastructure Engineer

Ritz Recruitment; City Of London; On-site; GBP 50,000; Full time

Job summary

A global consultancy is seeking an IT Infrastructure Engineer based in King s Cross, London. The role involves maintaining and improving IT systems, ensuring security, and supporting digital transformation initiatives. Ideal candidates will have strong technical skills in Microsoft OS and experience with Active Directory and Azure tools. Competitive salary of £50,000 per annum and opportunities for professional development are offered.

Benefits

Salary of £50,000 per annum

Flexible working arrangements

Ongoing professional development

Qualifications

• Proven experience in IT infrastructure, desktop, or systems support.
• Strong technical knowledge of Microsoft operating systems.
• Hands-on experience with Active Directory, Intune, and Azure Entra.

Responsibilities

• Maintain and patch the Windows Server and PC estate.
• Manage antivirus and malware systems.
• Ensure data integrity through reliable backup configuration.

Skills

IT infrastructure and systems support

Technical knowledge of Microsoft OS

Active Directory expertise

Experience with antivirus and backup solutions

Excellent communication skills

Tools

Active Directory

Intune

Azure Entra

Job description

MB 739

IT Infrastructure Engineer

Location: King s Cross, London
Salary: £50,000 per annum
Reports To: IT Director
Industry: Global Consultancy

Are you an experienced IT professional with a passion for infrastructure, security, and systems reliability?
A global consultancy based in King s Cross is seeking an IT Infrastructure Engineer to join its growing technology team. This is an exciting opportunity to work with cutting-edge systems and play a key role in maintaining and securing a complex IT environment that supports operations worldwide.

About the Role

As an IT Infrastructure Engineer, you ll take responsibility for maintaining and improving the company s physical and virtual IT systems. You ll work closely with colleagues in the infrastructure team to ensure systems remain secure, patched, and optimised, while supporting the organisation s digital transformation and cloud initiatives.

Key Responsibilities

• Maintain and patch the Windows Server and PC estate (Windows 7 11 and Server ).
• Manage antivirus and malware systems, investigating and resolving security alerts.
• Ensure data integrity through reliable backup configuration, testing, and disaster recovery processes.
• Administer and monitor Active Directory, Azure Entra, and Intune environments.
• Manage compliance policies, conditional access, and mobile device management.
• Work with third-party providers supporting SIEM and threat analytics systems.
• Lead on implementing IT security best practices, standards, and access controls.
• Support infrastructure and security projects, including system upgrades and migrations.
• Create and maintain technical documentation and standard operating procedures.
• Provide timely response to incidents, escalating where appropriate.

About You

You re an analytical, proactive IT professional with a strong grasp of infrastructure, networking, and cybersecurity principles. You enjoy problem-solving, working collaboratively, and ensuring that systems run efficiently and securely.

Essential Skills & Experience

• Proven experience in IT infrastructure, desktop, or systems support.
• Strong technical knowledge of Microsoft operating systems (Windows client and server).
• Hands-on experience with Active Directory, Intune, and Azure Entra.
• Familiarity with antivirus, backup, and monitoring solutions.
• Excellent written and verbal communication skills.
• Highly organised, methodical, and capable of managing multiple priorities.

Desirable

It would be highly preferable if this candidate has Azure skills including: managing and automating infrastructure, ensuring security and compliance, monitoring performance, and optimizing costs. Key duties include provisioning and configuring virtual machines and other resources, setting up CI/CD pipelines, implementing backup and disaster recovery solutions, and managing user access with tools like Azure AD and role-based access control (RBAC).

• Relevant IT or security certifications (e.g. Microsoft, CompTIA, Cisco).
• Experience managing hybrid or cloud-based environments.

What s on Offer

• Salary of £50,000 per annum plus competitive benefits
• Flexible working arrangements.
• Opportunities for ongoing professional development and certification.
• A collaborative, forward-thinking environment within a global consultancy.
• The chance to work with advanced technology in a role that truly makes an impact.

If you re ready to take the next step in your IT career and play a key role in securing and optimising infrastructure for a leading global consultancy, apply now.