Network Engineer

  • 240 Blackfriars Road, London, England, United Kingdom
  • Employees can work remotely
  • Full-time

Company Description

Informa is a leading business intelligence, academic publishing, knowledge and events business. We serve commercial, professional and academic communities by helping them connect and learn, and by creating and providing access to content and intelligence that helps people and businesses work smarter and make better decisions faster.  

Job Description

Targets & Objectives

·         Objectives will be set annually and reviewed quarterly

·         Implement monitoring and reporting governance to help achieve and maintain service standards   


·         Reporting to Head of Network Operations

·         Collaborating with fellow members of the Network Operations team

·         Collaborating with regional IT Service and Change Management teams

·         Collaborating with enterprise cloud and Unified Communications infrastructure engineering teams

General Responsibilities

·         Resolve network related issues and problems in a timely manner

·         Provide expertise in network operation and troubleshooting

·         Design and implement networks including physical connections, layer 2 topologies and layer 3 topologies

·         Analyse network performance metrics

·         Ensure network designs compliance to Service Level Agreements and KPIs

·         Promote and adhere to network design standards

·         Upgrade and replace network hardware where appropriate

·         Participate in regular network health check and process review

·         Perform project work such as upgrades new installations and integrations/divestitures

·         Create and maintain project and site documentation

·         Work with client/business manager to understand project plans and scope for assigned role on engagement

·         Support security and network management systems

·         Coordinate with multiple vendors to procure network-related hardware, software, and services

·         Maintain network security through proper configuration of Internet Routers, VPN devices and Firewalling solutions.

·         Upgrade and replace network hardware

·         Upgrade of manufacturer operating systems releases

·         Capacity planning & capacity management


Essential Technical Knowledge

·         Cisco network devices and software (IOS and IOS-XE Routers and Switches)

·         Layer 3 routing protocols (OSPF, BGP, EIGRP, VRF-Lite)

·         Layer 2 switching protocols (802.1Q, Etherchannel)

·         Design and implementation of Quality of Service policies

·         Design and implementation of SDWAN optimisation and acceleration solutions

·         Design and implementation of DMVPN v2 and/or v3

·         Design and implementation of ISR zone based firewalling

·         Design and implementation of Wireless Systems (e.g. Cisco Meraki)

·         Cisco Identity Services ISE (v2.6+)

·         Knowledge of DHCP network and server configuration (e.g. IP helper, Microsoft 2012 R2 Cluster DHCP service)

·         Network Management Tools (e.g., CA Spectrum, CA eHealth, CA NFA)

Toolset Knowledge

·         Cisco ASDM

·         Cisco ISE

·         Microsoft NPS – Azure MFA Integration

·         CA DX NetOps Spectrum

·         CA Performance Management

·         CA NetFlow

Knowledge, Experience & Qualifications


·         CCNP – Routing & Switching

·         5+ years of experience in a network engineering position

·         Technical, analytical, and interpersonal skills

·         Good working knowledge of the ITIL change management framework

·         Significant experience working with vendors, professional services, and providers

·         High levels of technical documentation & reporting

·         5+ years’ experience of investigating and managing network related incidents

·         Understanding of network patterns and approaches

Highly Desirable:

·         Zscaler ZIA or ZPA implementation and management


· CCNP required

Additional Information

Rated as one of the top 5 large companies to work for in the UK, we offer world class career development, competitive salaries, as well as an award winning benefits package.

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