Senior L2 Network Engineer — LAN/WAN & Security

Telefónica Tech; Hartford; On-site; GBP 40,000 - 60,000; Full time

Job summary

A leading NextGen Tech solutions provider in the UK is seeking an L2 Network Engineer to manage and support network infrastructure and security systems. The successful candidate will work on troubleshooting complex issues, optimizing performance, and maintaining accurate documentation. Ideal candidates will have experience with enterprise networks and hold certifications in Cisco, Fortinet, or Aruba. Flexibility for 24/7 on-call participation and appropriate transport access is needed. This role is integral for ensuring network efficiency and security operations.

Qualifications

• Experience managing enterprise networks, including LAN/WAN/WLAN.
• Proficiency in troubleshooting complex network issues.
• Ability to maintain accurate network documentation.

Responsibilities

• Support network and security infrastructure.
• Optimize network performance and scalability.
• Prepare reports on network performance and security.

Skills

Enterprise LAN/WAN/WLAN management

Cisco

HPE

Aruba

Firewall technologies (Fortinet, Cisco)

Network monitoring tools

Education

Cisco certification

Fortinet certification

Aruba certification

Job description

A leading NextGen Tech solutions provider in the UK is seeking an L2 Network Engineer to manage and support network infrastructure and security systems. The successful candidate will work on troubleshooting complex issues, optimizing performance, and maintaining accurate documentation. Ideal candidates will have experience with enterprise networks and hold certifications in Cisco, Fortinet, or Aruba. Flexibility for 24/7 on-call participation and appropriate transport access is needed. This role is integral for ensuring network efficiency and security operations.