Technology infrastructure administrators & architects Work, Jobs in Clerkenwell, Gtl (with Salaries)

Technology Architect - Infrastructure Architect (Capacity & Performance, Multi-Platform) - London/Warwick), UK
Infosys —London
- Analysis skills
- Continuous improvement
- Linux
Design Engineer/Project Manager for ICT Structured Cabling, Cabling Infrastructure Technology
Amazon UK Services Ltd. —London
- Full-time
- Microsoft Word
- AutoCAD
- Microsoft Excel
8d
Chief Wireless Infrastructure & Connectivity Services Officer
LB Wireless Communications Ltd —London
- £215,420 a year
- Full-time
- Management
- Project management
- Software development
- Flexitime
Quick apply
IT & Business Systems Administrator
UNEEK CLOTHING Company Ltd —London
- From £30,000 a year
- Full-time
- Azure
- Computer Science
- ERP systems
- Free parking
- Employee assistance programme
Quick apply
8d
Linux System Engineers
CGI —London
- Full-time
- Scripting
- Computer networking
- Linux
Quick apply
IT Operations Assistant
BMRW Network Services —London
- Up to £43,000 a year
- Full-time
- Customer service
- Windows
- Microsoft Office
- Annual leave
- Life insurance
Quick apply
11h
Enterprise Architect - Network Infrastructure
World Wide Technology Holding, LLC —London
- Remote
- Azure
- AWS
- Presentation skills
12h
AI Systems Technology Architect | London
Infosys —London
- Azure
- DevOps
- Master's degree
4d
Solutions Architect – Platform Configuration & Development (RPO Technology)
Manpower Internal —London
- Full-time
- Bachelor's degree
- No degree
Digital Analyst (Enterprise Systems)
Civic Recruitment Limited —Hackney
- Full-time
- Microsoft Excel
- Customer service
- Data analysis skills
Quick apply
8d
Cloud Solutions Architect (AWS Infrastructure) UK remote
Genedata —Amersham
- Full-time
- Remote
- DevOps
- AWS
- IT
Global IT Configuration Engineer Manager
Boston Consulting Group —London
- Full-time
- Bachelor's degree
13d
System Administrator
Air Apps —London
- £48,000 - £60,000 a year
- Full-time
- Azure
- Software troubleshooting
- AWS
- Life insurance
LINUX LAMP Stack Systems Administrator
Eckoh —Hemel Hempstead
- £320 - £360 a day
- Hybrid work
- Scripting
- Linux
- In-person
- Free parking
Quick apply
5h
Senior Infrastructure Engineer
Metropolitan Gaming —London
- Full-time
- Azure
- Bachelor's degree
- No degree
- Employee discount
- Life insurance
Quick apply
7d
Staff+ Infrastructure Engineer, Cluster Infrastructure
Anthropic —London
- £325,000 - £485,000 a year
- Hybrid work
- Azure
- System design
- AWS
- Flexible schedule
IT Systems Administrator
Maintel —London
- Full-time
- Azure
- Maintenance
- Windows
- Free parking
- Employee discount
8d
Datacentre Infrastructure Engineer
BT Group —London
- Full-time
- IT
- Annual leave
- Employee discount
Linux Administrator
Infotree Solutions —London
- Windows
- Linux
- Python
Global IT Enterprise Architect Senior Manager - GenAI
Boston Consulting Group —London
- Full-time
- Microsoft Powerpoint
- APIs
- AI

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technology infrastructure administrators & architects jobs near clerkenwell, gtl

Technology Architect - Infrastructure Architect (Capacity & Performance, Multi-Platform) - London/Warwick), UK

Infosys -
London

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Job details

Qualifications

Microsoft Windows Server
AIX
LAN
Analysis skills
Continuous improvement
ITIL
Virtualisation
SAN
VMWare
Linux
Root cause analysis
vSphere
Active Directory
ESXi
vCenter

Full job description

Role - Technology Architect
Technology - Infrastructure Architect (Capacity & Performance, Multi-Platform)
Location - Leeds/Warwick UK

Role Overview: The Infrastructure Architect will be responsible for designing, optimizing, and managing enterprise IT infrastructure across Compute (AIX/Linux, Windows/VMware), Storage, and Network domains, with strong focus on capacity planning, performance engineering, and operational resilience.

The role will support large-scale enterprise environments and ensure high availability, scalability, and performance optimization across all infrastructure layers.

Key Responsibilities
1. Infrastructure Architecture & Design

Define and maintain end-to-end infrastructure architecture across:

Compute (IBM AIX, Linux, Windows)
Virtualization (VMware – ESXi, vCenter)
Storage (SAN/NAS, backup platforms)
Network (LAN/WAN, DC networking)

Provide architectural solutions for scalable, resilient, and secure infrastructure platforms
Ensure alignment with enterprise standards, CMDB, and configuration management practices.

2. Capacity Planning & Management

Perform capacity forecasting for compute, storage, and network resources
Analyze trends for CPU, memory, storage, IO, and network utilization
Recommend and implement capacity optimization strategies
Collaborate with application, DB, and infra teams for growth planning.

3. Performance Engineering & Optimization

Lead performance analysis and tuning across AIX/Linux/Windows and VMware environments
Identify bottlenecks across:
CPU, memory, disk IO, network throughput

Optimize workloads using tools/technologies (e.g., monitoring, alerting platforms as referenced in infra monitoring scope)
Drive proactive performance improvement initiatives

4. Compute Platform Leadership (AIX / Windows / VMware)

Oversee:

AIX (POWER, LPAR, PowerVC environments)
Windows Server & Active Directory
VMware infrastructure lifecycle (ESXi, vCenter, clusters)
Support activities including:

OS monitoring, patching, lifecycle management
VM provisioning, decommissioning, and performance tuning.

5. Storage & Backup Architecture

Design and manage SAN/NAS storage environments
Optimize storage performance (IOPS, throughput, latency)
Lead backup/recovery strategy and disaster recovery alignment
Work with tools like enterprise backup (e.g., Spectrum Protect, etc. based on environment patterns)

6. Network Architecture & Integration

Define and review:

Data center networking, routing/switching
Connectivity between compute, storage, and application layers

Work closely with network architects for performance troubleshooting
Ensure network supports infrastructure scalability and HA needs

7. Monitoring, Automation & Reliability

Implement and enhance monitoring solutions for infra health, alerts & performance
Drive automation for:

Provisioning
Capacity reporting
Performance tuning
Improve observability across infra stack

8. Incident, Problem & Change Management

Lead resolution of complex L2/L3 infrastructure issues
Drive root cause analysis for recurring performance issues
Work within ITIL processes (Incident, Problem, Change)

9. Disaster Recovery & High Availability

Design DR/HA solutions for critical infrastructure
Ensure infrastructure readiness for failover scenarios
Periodically validate DR drills

Required Skills & Experience

Core Technical Skills

Compute

IBM AIX (LPAR, Power systems, PowerVC)
Linux (RHEL)
Windows Server & AD
Virtualization
VMware (vSphere, ESXi, vCenter, HA, DRS)
Storage & Backup
SAN/NAS, replication, backup solutions
Networking
LAN/WAN, routing/switching, DC networking
Monitoring & Tools
Infrastructure monitoring, alerting tools, performance tools

Functional Expertise

Strong experience in:

Capacity planning & trending
Performance analysis & tuning
Infrastructure optimization
ITIL process awareness (Incident, Change, Problem)

Experience

10–15+ years of experience in infrastructure architecture / engineering
Proven experience in large enterprise environments (multi-DC, hybrid infra)

Soft Skills

Strong stakeholder management (cross teams: storage, network, apps)
Excellent problem-solving & analytical skills
Ability to lead design discussions and technical governance

About Us
Infosys is a global leader in next-generation digital services and consulting. We enable clients in 46 countries to navigate their digital transformation.
With over three decades of experience in managing the systems and workings of global enterprises, we expertly steer our clients through their digital journey. We do it by enabling the enterprise with an AI-powered core that helps prioritize the execution of change. We also empower the business with agile digital at scale to deliver unprecedented levels of performance and customer delight. Our always-on learning agenda drives their continuous improvement through building and transferring digital skills, expertise, and ideas from our innovation ecosystem.

To learn more about Infosys and see our ideas in action please visit us at www.Infosys.com

All aspects of the hiring process and employment at Infosys are based on merit, competence and performance. We are committed to embracing diversity and creating an inclusive environment for all employees. Infosys is proud to be an equal opportunity employer.

Apply Now

Refine Your Search

technology infrastructure administrators & architects jobs in clerkenwell, gtl

Technology Architect - Infrastructure Architect (Capacity & Performance, Multi-Platform) - London/Warwick), UK

Design Engineer/Project Manager for ICT Structured Cabling, Cabling Infrastructure Technology

Chief Wireless Infrastructure & Connectivity Services Officer

IT & Business Systems Administrator

Linux System Engineers

IT Operations Assistant

Enterprise Architect - Network Infrastructure

AI Systems Technology Architect | London

Solutions Architect – Platform Configuration & Development (RPO Technology)

Digital Analyst (Enterprise Systems)

Cloud Solutions Architect (AWS Infrastructure) UK remote

Global IT Configuration Engineer Manager

System Administrator

LINUX LAMP Stack Systems Administrator

Senior Infrastructure Engineer

Staff+ Infrastructure Engineer, Cluster Infrastructure

IT Systems Administrator

Datacentre Infrastructure Engineer

Linux Administrator

Global IT Enterprise Architect Senior Manager - GenAI

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