Senior Network Engineer

Senior Network Engineer £60,000 London | Permanent

The Senior Engineer will administer the day-to-day operations of the network infrastructure and services. You will work with the Architecture, Service Delivery and Service Desk Teams, as well as the wider Technology Department to effectively support and administer the full lifecycle of network infrastructure operations, services, projects, and initiatives. You will be willing to travel on occasion as required to other offices in-order to carry this role.

Key Responsibilities

Manage and maintain the Network Infrastructure Work Plan, and the delivery of the Network Annual Continuous Service Improvement Plan

Take proactive ownership of network infrastructure operations and services

Liaise with third parties and vendors.

Take ownership of monitoring and managing networking related tickets on ServiceNow

Create and review change requests to support project delivery and operational change

Lead on network infrastructure related security, maintenance, performance, capacity, and lifecycle management

Contribute to creation and maintenance of design, end-user, and operations documentation sets

Produce reports on network infrastructure operations, services, and major incidents

Maintain network monitoring and reporting systems

Deliver training and skills transfer to team colleagues

Maintain effective security and governance of the network infrastructure

Ensure effective backup, resilience and DR arrangements are maintained for network infrastructure

Skills Required

8+ years’ experience in Cisco routing and switching administration and operations, dynamic routing protocols, OSPF, BGP, VPNs, QoS, 802.1x.

Cisco CCNP and Checkpoint CCSE certification or equivalent experience

Administration of Cisco ISE, Umbrella, Stealthwatch, ACI, DNA Center and Cisco Meraki wireless infrastructure.

Administration and operations experience of Checkpoint Gateways and Internet content filtering solutions.

Exposure to SIEM operations

Cloud and virtual networking – Azure, AWS, VMware environments

Advanced troubleshooting and optimisation experience

Strong knowledge of VMware 6.5 or later

Scripting and automation

Experience of managing complex LAN, WAN infrastructure and data centre operations

Experience of Cisco switch upgrades, testing and migrations

Change management processes

Experience of project management and delivery

Microsoft Windows Server 2012, 2016, or 2019 certifications

Excellent demand management, planning, organisation, and prioritisation skills