Junior Network Security Support Engineer

Description

Start date: immediately.

You'll join the Network Security and Service Desk Operations team as a Level-1 Triage Network and Security Engineer.

This early-career role gives you hands-on work across routing, SD-WAN, firewalls and internet connectivity.

The Connected Cloud team combines cloud, networking and managed services expertise to design secure, automated environments, from data centres and branch networks to cloud platforms, built to scale and stay resilient.

Responsibilities

• Be the first contact for incoming support tickets, triaging incidents and passing them to the right technical teams.
• Triage tickets about network and security infrastructure.
• Give first-line support for incidents and service requests.
• Escalate issues to the right technical teams in line with SLAs.
• Speak clearly and professionally with customers and third-party internet service providers.
• Help build implementation plans for change requests.
• Write and maintain accurate, high-quality technical documentation.
• Work flexible shifts when customer needs require it.
• Work with colleagues, customers and third-party providers to keep service at a high standard.

Requirements

• Take a methodical, structured approach to troubleshooting.
• Write clear, concise technical documentation.
• Communicate well in writing and verbally.
• Manage your time well and set clear priorities.
• Enjoy delivering excellent customer service.
• Be willing to learn and grow in a fast-moving environment.
• Be customer-focused, professional, proactive and self-motivated.
• Desired technical knowledge: a basic grasp of networking concepts such as routing, switching, TCP/IP, DNS and DHCP.
• Desired technical knowledge: some exposure to SD-WAN.
• Desired technical knowledge: familiarity with firewall policies, IPS/IDS and web filtering.
• Desired technical knowledge: routing protocols such as OSPF, BGP and MPLS.
• Desired technical knowledge: layer 2/3 switching.
• Desired technical knowledge: DDI technologies (DNS, DHCP and IP address management).
• Desired technical knowledge: monitoring tools using SNMP or API integrations.
• Desired technical knowledge: familiarity with ITSM and ticketing platforms such as ServiceNow.
• Desired technical knowledge: basic familiarity with HP Aruba / SilverPeak, Arista / VeloCloud, Juniper Mist, Fortinet, Infoblox, Cisco Meraki and LogicMonitor. Vendor training will be provided to close any gaps.

Conditions

Hybrid working: 2-3 days in the office, including 2 days in the London office.

Occasional travel to company sites may be required.

The company is committed to diversity, equality and belonging.

Candidates must be able to discuss their application and show their skills without AI help during assessments and interviews, unless told otherwise. Misrepresenting experience with AI may lead to withdrawal from the process.

Benefits

• Private medical insurance.
• Pension scheme.
• 25 days of annual leave.
• Training and development opportunities.
• Employee Assistance Programme.
• Sick pay and life assurance.
• A team culture that backs innovation and career growth.