3rd Line Support

Salary: £45,000 - 55,000 per year

Requirements

• 3+ years experience in a Network Engineer, Infrastructure Engineer or similar role.
• Strong understanding of IP addressing, subnetting, DNS and DHCP.
• Knowledge of TCP/IP, UDP, ICMP and core networking protocols.
• Strong understanding of routing, switching and VLAN technologies.
• Experience with Fortinet, Sophos, Cisco Meraki or equivalent networking platforms.
• Experience supporting Windows Server, Active Directory and Microsoft 365.
• Experience with VMware or Hyper-V environments.
• Strong troubleshooting and diagnostic skills.
• Excellent customer-facing communication skills.
• Full UK driving licence preferred.
• CCNA, CCNP or equivalent certification is desirable.
• MSP experience is desirable.
• Azure certifications are desirable.
• VoIP and telecommunications experience is desirable.
• Cyber security knowledge is desirable.

Responsibilities

• Design, implement and support customer network infrastructure.
• Configure and maintain routers, switches, firewalls and wireless networks.
• Support LAN, WAN, VPN and SD-WAN environments.
• Troubleshoot complex network and connectivity issues.
• Manage VLANs, routing and switching configurations.
• Support Microsoft 365 and Azure cloud environments.
• Maintain Windows Server and Active Directory infrastructure.
• Support VMware and Hyper-V virtualisation platforms.
• Deliver infrastructure upgrades, migrations and deployment projects.
• Monitor network performance, availability and security.
• Assist with cyber security improvements and best practices.
• Conduct customer infrastructure reviews and technical assessments.
• Participate in customer onboarding and service transitions.
• Assist with technical pre-sales and solution design activities.
• Produce and maintain technical documentation and network diagrams.
• Provide remote and onsite support across customer environments.
• Act as a senior escalation point for complex technical issues.
• Work closely with vendors, carriers and technology partners.
• Visit customer sites across London and the South East as required.
• Identify opportunities to improve customer infrastructure and resilience.

Technologies

• Active Directory
• Azure
• Cloud
• Cisco
• Hyper-V
• Support
• LAN
• Microsoft 365
• Network
• Security
• TCP/IP
• VPN
• VMware
• Windows
• Office 365

More

We are Veritas Workspace Solutions, a growing Managed Service Provider delivering networking, cloud, cyber security, telecommunications and IT infrastructure solutions to businesses across the UK. We offer a hands-on role based in London with a hybrid working arrangement, where you will work across a wide range of technologies and customer environments. You will join a friendly and supportive team, with ongoing training and certification support, exposure to networking, cloud and infrastructure projects, involvement in customer onboarding and pre-sales consultancy, and genuine opportunities for career progression within our growing MSP.

last updated 26 week of 2026