Senior IT Infrastructure Engineer

Senior IT Infrastructure Engineer (Field & 3rd Line Support) Location: Barnsley, South Yorkshire (S75) – Predominantly Office Based with Occasional Field Visits Salary: £38,000 – £42,000 per annum Full-time | Office Based with Field Engineering as Required We are looking for a technically skilled and customer-focused Senior IT Infrastructure Engineer to join a growing technical team based in the Barnsley area.

This is a predominantly office-based role, with visits to customer sites as and when required. We're looking for someone who lives within a reasonable commuting distance of our Barnsley office and enjoys combining hands-on infrastructure engineering with advanced 3rd line technical support.

This is a fantastic opportunity for someone with a strong background in IT infrastructure and field engineering who enjoys installing, configuring and troubleshooting business networks, but is equally comfortable providing advanced technical support.

You'll enjoy a varied role, resolving complex technical issues, supporting customers and working on infrastructure installations, upgrades and technical projects. If you're confident working with managed switches, firewalls, routers, VLANs, VPNs and server infrastructure, and enjoy the variety of technical support and hands-on engineering, we'd love to hear from you.

Role overview Working primarily from our Barnsley office, with occasional visits to customer sites as required, you'll take responsibility for delivering reliable infrastructure solutions, resolving complex technical issues and supporting the wider technical team.

Your responsibilities will include

Installing, configuring and maintaining IT networks and infrastructure at customer sites. Deploying and troubleshooting managed switches, firewalls, routers and wireless networks. Configuring VLANs, VPNs, routing, switching, DHCP, DNS and IP addressing.

Installing and supporting Windows Server, Active Directory and Hyper-V environments. Delivering network upgrades, server migrations, firewall replacements and infrastructure projects. Providing 3rd line technical support, investigating and resolving complex customer issues.

Acting as an escalation point for 1st and 2nd line technicians, offering technical guidance and support. Carrying out network assessments, site surveys and infrastructure health checks. Diagnosing connectivity, performance and security issues, both remotely and on-site.

Maintaining accurate technical documentation, configuration records and service tickets. Working closely with customers and colleagues to ensure projects and technical issues are managed effectively. Skills and experience We're particularly int...

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