Infrastructure Technician

PEN Group; Greater London; On-site; GBP 28,000 - 42,000; Full time

Benefits offered by this job

Annual leave 7.2 weeks

Grocery discounts

Cycle to work

Investing and savings opportunities

Job summary

PEN Group is seeking an Infrastructure Technician to maintain and support its core IT infrastructure across multiple UK sites. The role involves regular travel between sites to install, audit, and improve systems, working with the Infrastructure & Cloud Team to ensure security, reliability, and compliance.

The technician will manage network infrastructure, Intune deployments, Azure AD, and hardware lifecycle while contributing to security and project initiatives.

Qualifications

• Strong understanding of network fundamentals including VLANs, switching, Wi‑Fi, routing and cabling.
• Experience with enterprise tools: Intune, Azure AD/Entra ID, M365 admin.
• Windows environment experience with device provisioning and imaging.
• Experience with CCTV and network cabinets.
• Ability to work independently across multiple sites.

Responsibilities

• Network & infrastructure maintenance across multiple sites including switches, Wi‑Fi, routers, firewalls, and patch cabinets.
• Support Intune deployments, enrolments, policies, and device configurations; assist with Azure AD tasks.
• Deploy and manage hardware like laptops, printers, VoIP phones, and classroom AV equipment; lifecycle management.

Skills

VLANs & switching

Troubleshooting

Documentation

Independent working

Communication

Education

IT degree

Tools

Intune

Azure AD/Entra ID

M365 Admin

Unifi

CCTV

Job description

Supports to: Multiple UK sites (travel required)

Employment Type: Full-Time

Work Schedule: Monday to Friday, 9am - 5pm

Reports To: IT Assistant Manager

Role Overview

The Infrastructure Technician is responsible for maintaining and supporting the organisation’s core IT infrastructure across multiple sites. This includes network equipment, cloud services, Intune-managed devices, CCTV, and structured cabling. The role focuses on infrastructure operations, not basic user support, and requires regular travel between sites to support installations, audits, and improvements.

The technician works closely with the Infrastructure & Cloud Team to ensure all systems remain secure, reliable, and compliant with organisational standards.

Key Responsibilities

Network & Infrastructure Maintenance

• Monitor and maintain network switches, Wi-Fi access points, routers, firewalls, and patch cabinets.
• Perform routine checks on network performance, uptime, and cabling standards.
• Diagnose and resolve LAN/WAN issues, VLAN configurations, and fibre connectivity faults.
• Maintain accurate documentation and asset inventory for all network and infrastructure equipment.

Intune, Cloud Administration

• Support Microsoft Intune deployments, enrolments, compliance policies, and device configuration profiles.
• Assist with Azure AD identity-related tasks.
• Perform basic checks, patching schedules, and system health monitoring.

Hardware Deployment & Lifecycle Management

• Deploy and maintain laptops, desktops, printers, VoIP phones, and classroom AV equipment.
• Manage hardware lifecycle: imaging, upgrades, replacements, and secure disposal.
• Maintain stock and ensure available inventories for all sites rollouts.

Security & Compliance

• Enforce IT security standards across all sites.
• Manage endpoint security tools including antivirus, MFA
• Conduct regular compliance checks for GDPR, safeguarding, and internal security policies.

Infrastructure & Expansion Projects

• Participate in infrastructure projects: classroom builds, CCTV installations, cabling, network upgrades, and server room improvements.
• Coordinate with vendors, contractors, and facilities teams to ensure standards are met.
• Provide documentation and technical input for future sites expansions.

Technical Documentation

• Maintain up-to-date documentation including network diagrams, cabinet layouts, IP allocations, VLAN configurations, and installation standards.
• Create internal IT guides for use by the Infrastructure & Support teams.

Multi-Sites Support

• Travel frequently between sites (across UK) for installations, audits, repairs, and compliance tasks.

Skills & Qualifications

Required:

• Strong understanding of network fundamentals: VLANs, switching, Wi-Fi, routing, structured cabling.
• Experience with enterprise tools: Intune, Azure AD/Entra ID, M365 admin
• Knowledge of Windows environments, device provisioning, imaging.
• Practical experience with CCTV, access points, and network cabinets.
• Strong troubleshooting and problem‑solving skills.
• Ability to work independently across multiple sites.
• Excellent communication and documentation skills.
• IT related degree
• Networking certifications ( CompTIA Network+, or equivalent).
• Experience with Unifi.
• Exposure to cloud environments (Azure AD).
• Annual leave (7.2 weeks)
• Company Sick Policy.
• Statutory maternity/paternity pays.
• Training and self‑development opportunities.
• Grocery discounts
• Cycle to work
• Investing and savings opportunities