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2nd/3rd Line IT Network Support Engineer | Salary: £40k + excellent benefits package | Hybrid: 2 days from home / 3 days from the Caerphilly. There is a requirement to work on-call as part of a rota (paid). | SC Clearance required

We have an exciting opportunity for a 2nd/3rd Line IT Network Support Engineer to join a leading and growing Managed Service Provider and Systems Integrator. This role will support a diverse customer base in both the public and private sectors. We are keen to hear from 2nd/3rd Line IT Network Support Engineers with experience in a Managed Service Provider or multi-site environments. The role offers excellent scope and future growth opportunities for the right candidate.

Network Support Engineer Requirements:

Significant experience supporting and troubleshooting complex multi-site LAN/WAN environments

Advanced configuration and management of enterprise switches, routers, and firewalls (e.g., Cisco, Fortinet, Juniper)

In-depth knowledge of routing protocols (OSPF, BGP, EIGRP) and dynamic routing configuration

Strong understanding of network security concepts, including firewall rule sets, VPNs (IPSec, SSL), and intrusion prevention systems

Experience with VLAN design, trunking, inter-VLAN routing, and network segmentation

Hands-on experience with wireless networking (802.1x authentication, enterprise Wi-Fi deployment, troubleshooting RF issues)

Proficient in network monitoring, analysis, and troubleshooting using tools such as Wireshark, SolarWinds, PRTG, or similar

Experience with network automation and scripting (e.g., Python, Ansible, or PowerShell) for configuration management and monitoring

Familiarity with cloud networking (Azure/AWS VPCs, VPN gateways, ExpressRoute/Direct Connect)

Proven ability to implement and support high-availability solutions (redundant links, HSRP/VRRP, load balancing)

Experience with DNS, DHCP, NAT, and network address planning

Ability to produce and maintain detailed network documentation, diagrams, and change records

Comfortable working in an ITIL-based service management environment, including incident, problem, and change management processes

Desirable:

Experience with SD-WAN technologies and deployment

Knowledge of VoIP systems and network QoS

Cisco CCNA/CCNP or equivalent certification

CompTIA Network+

Microsoft Certified: Azure Administrator Associate

AWS Certified Solutions Architect – Associate

ITIL Foundation

If this sounds like the role that you are looking for, then please apply attaching your CV.

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If you are interested in applying for this job please press the Apply Button and follow the application process. Energy Jobline wishes you the very best of luck in your next career move.