Colt Technology Services
IT manager, enterprise infrastructure services & cloud
How your CV stacks up
Upload your CV to see how well it fits this job role
?%
Manager IT Infrastructure (M365, Azure, GCP, Windows & VDI)
About Colt Colt provides network, voice, and data centre services to thousands of businesses globally, enabling them to focus on core business goals instead of managing underlying infrastructure.
Why We Need This Role
The Manager IT Infrastructure (M365, Azure, GCP, Windows & VDI) oversees the end-to-end delivery, operation, and performance of critical enterprise platforms, including:
- Microsoft 365
- Azure & Google Cloud Platform (GCP)
- Windows Server
- Virtual Desktop Infrastructure (VDI)
- Citrix services
This role leads a team of ~15 engineers, ensuring secure, stable, and efficient operation of business-critical services while delivering roadmap initiatives, platform improvements, and automation aligned to architecture and strategy.
The manager will collaborate closely with Architecture, Security, Development, and Operations teams to ensure solutions are delivered, integrated, and operated at scale, with a focus on:
- Service reliability
- Security
- Cost efficiency
- User experience
By embedding operational excellence, resilience, automation, and governance, the role drives standardisation, risk reduction, and complexity minimisation, ultimately improving service performance and cost control.
Key Responsibilities
Service Delivery, Engineering & Operations
- Lead the build, delivery, and operation of critical infrastructure services across M365, cloud, Windows, and VDI.
- Ensure platforms meet availability, performance, and SLA expectations.
- Act as the senior escalation point for major incidents and service issues.
Security, Resilience & Service Stability
- Implement and maintain secure-by-design operational controls.
- Own resilience, recoverability, monitoring, and service continuity across platforms.
Roadmap Delivery & Continuous Improvement
- Deliver platform roadmaps in alignment with architectural direction.
- Drive continuous improvement in automation, efficiency, and service quality.
Team Leadership & Capability Development
- Lead and develop a high-performing engineering team (FTE + contingent).
- Build capability across cloud, workplace, and identity domains.
- Ensure effective workload management, prioritisation, and delivery.
Cross-Domain Collaboration & Integration
- Work with Architecture, Security, Development, and Operations teams.
- Facilitate the delivery and operational sustainment of integrated services.
Reasons to use Rodeo
Start with a chat, not a search bar
Grad scheme, placement, apprenticeship? Not sure what you want yet — that's fine. Your agent talks it through with you and turns "I have no idea" into a shortlist.
It searches the market for you
Every day your agent scans the market matching roles against what actually matters to you, not just keywords on a CV.
Only hits
No noise. No "maybe this fits." Just roles with a clear explanation of why they're right — and where to focus when applying.
Vendor & Service Management
- Ensure service performance, delivery quality, and issue resolution.
Operational Governance, Cost & Optimisation
- Align services with standards and lifecycle governance.
- Manage operational cost, capacity, and efficiency.
- Drive automation, standardisation, and reduction of technical debt/complexity.
Specific Platform Ownerships
-
Microsoft 365 Platforms
- Ownership of collaboration and productivity services:
- Teams
- Exchange
- SharePoint
- OneDrive
- Intune
- Service performance, governance, security, lifecycle, and user experience
- Ownership of collaboration and productivity services:
-
Azure & GCP Cloud
- Operational management of:
- Landing zones
- Subscriptions/projects
- Connectivity
- Platform services
- Governance controls
- Operational management of:
-
Windows & End User Platforms
- Management of Windows Server and end-user compute, including:
- Build processes
- Patching
- Configuration
- Lifecycle management
- Management of Windows Server and end-user compute, including:
-
VDI & Citrix
- Delivery and operation of virtual desktop environments, ensuring:
- Performance
- Availability
- User experience
- Delivery and operation of virtual desktop environments, ensuring:
-
Identity & Access
- Operational ownership of:
- Active Directory
- Entra ID
- Authentication
- Conditional Access
- Privileged access
- Directory services
- Operational ownership of:
-
Cloud Security & Compliance
- Enforcement of:
- Secure configurations
- Monitoring & logging
- Policy controls
- Enforcement of:
-
Standardisation, Automation, & Tooling
- Drive operational consistency through:
- Standardisation initiatives
- Automation strategies
- Tooling improvements
- Drive operational consistency through:
Leadership & Behavioural Expectations
- Ownership & Accountability: Deliver business-critical outcomes in availability, security, and cost.
- Leadership & Team Development: Build, inspire, and lead high-performing teams.
- Execution & Delivery: Ensure consistent, high-quality service and platform performance.
- Collaboration & Influence: Effectively engage across domains and stakeholders.
- Adaptability & Improvement: Respond to challenges while driving automation and optimisation.
Requirements
Essential Experience
- Extensive experience leading infrastructure teams in enterprise environments.
- Strong expertise in:
- Microsoft 365 & workplace services
- Azure & GCP cloud operations
- Windows Server
- VDI/Citrix
- Identity (Active Directory, Entra ID)
- Security, resilience, operational controls, and automation tools
- Proven ability to manage business-critical services at scale.
- Strong stakeholder, vendor, and team leadership capability.
- Analytical, decision-making, and problem-solving skills.
Get help with your application
Your very own career expert that helps elevate your application to the next level.
Soft Skills & Competencies
- Ownership & Accountability: Commitment to outcomes, technical excellence, and responsibility.
- Leadership & Influence: Ability to inspire, motivate, and guide teams.
- Communication: Clear verbal/written communication for technical and non-technical audiences.
- Problem-Solving: Strong analytical skills for troubleshooting and solution design.
- Collaboration: Builds relationships and cross-team effectiveness.
- Adaptability: Comfortable managing priorities in fast-paced environments.
- Continuous Improvement: Proactively seeks process and technological enhancements.
Qualifications
- Bachelor’s degree (or equivalent experience) in:
- Computer Science
- Information Technology
- Related field
- Preferred certifications (e.g.,):
- Microsoft Certified: Azure Solutions Architect
- Citrix Certified Expert
- VMware VCP
- Google Cloud Professional Architect
Company Culture & Inclusion
At Colt, we empower people and trust them to take initiative. Our global teams collaborate to create intelligent solutions that connect people, businesses, and cities.
- Diversity & Inclusion Initatives:
- Signed the UN Women Empowerment Principles.
- 60+ mental health first aiders trained (growing).
- Workplace adjustments available to support all candidates.
Benefits
- Flexible work (hybrid/remote options).
- Comprehensive induction program with experienced mentors.
- Continual development opportunities.
- Global Family Leave Policy.
- Employee Assistance Program (EAP).
- Internal inclusion & diversity networks for belonging.
By joining Colt, you’ll be part of a global network where innovation meets purpose. Help us shape the digital future for businesses worldwide. 🚀
“It took my CV and asked me questions relevant to understanding what kind of jobs to suggest for me. Suggestions were almost perfect. Jobs were exactly what I’ve been looking for.”
Jessica, London
Skills
Location