Senior Network Support Engineer

Salary: £40,000 - 45,000 per year

Requirements

• We are looking for previous experience in a network-focused IT service role.
• We require relevant certifications such as CCNA, CCNP, Fortinet NSE, JNCIA, or similar.
• We need strong experience configuring and supporting routers and switches.
• We need demonstrated experience managing Cisco and/or Fortinet technologies.
• We require experience with security products, especially Cisco ASA and Firepower.
• We need an understanding of routing protocols such as BGP and OSPF.
• We require experience with monitoring tools such as LibreNMS, Fortinmanager, and Nagios.
• We need knowledge of network security, AAA, TACACS, RADIUS, and 802.1X.
• We need a good understanding of wireless systems such as Meraki, Ubiquiti, and Cisco.
• We require experience using ITSM tools for ticketing, time logging, and remote support.
• We need strong documentation skills, including network diagrams, troubleshooting guides, and work instructions.

Responsibilities

• We will maintain and support both internal and external network infrastructure and services.
• We will manage, operate, and support network systems and equipment.
• We will respond to incidents, service requests, and system-generated events.
• We will ensure stability, performance, and an excellent customer experience.
• We will participate in our Out of Hours rota approximately one week in every four.

Technologies

• Cisco
• Support
• ITSM
• Network
• Security

More

We are Modern Networks, established in 2000, and we are a growing IT Managed Service Provider and Internet Service Provider specialising in services for the property management sector and commercial businesses nationwide. We work closely with customers to deliver a wide range of IT services, from endpoint technology to connectivity and telephony, supported by partnerships with market-leading vendors that help us deliver first-class solutions. Our team is knowledgeable, high-achieving, experienced, and fun, and we offer great prospects for progression, a healthy work-life balance, a commitment to diversity and inclusion, and 25 days of annual leave plus bank holidays.

last updated 21 week of 2026