Lead Network Engineer

Job Overview

Lead Network Engineer to provide subject matter expertise in support of the Experian Global Network which spans all business units and regions.

Responsibilities

• Manage the network and security systems within a global multi‑region, multi‑tenant cloud (AWS, Azure, GCP, etc.) and on‑premises environment, including Checkpoint and Cisco firewalls, Cisco switches/routers, F5 and Citrix Load Balancers, Fortinet Wireless networks, and SSE technologies (Netskope, zScaler)
• Support network and systems security, capacity planning and management, disaster recovery, contingencies and business continuity
• Provide network design, implementation strategies, migration plans and technical project support for medium to high complexity projects
• Convey technical information/solutions to different audiences using whiteboards, presentations or written communications in a workshop format
• Consult, assess, audit, design and interview stakeholders to resolve highly technical requirements
• Research, evaluate and stay ahead of the curve on emerging tools, techniques and technologies
• Mentor and train other staff on areas of expertise and maintain a collaborative, team‑focused mentality
• Develop and implement device configuration standards, policies and procedures that provide world‑class support to our business and clients
• Lead studies for SD‑WAN, automation and standards development across the estate
• Work closely with security, build and operational teams to maintain a secure network infrastructure adhering to stringent regulatory, governmental and industry security control requirements
• Maintain a hybrid, London‑based position (60% in the office) and report to the Sr Director for Endpoint Architecture

Qualifications

• Wireless
  • Hands‑on with full Fortinet Wi‑Fi stack (FortiManager, FortiGate, FortiNAC, FortiSwitch, FortiAIOps)
  • Expert in enterprise wireless design (FortiAP, Cisco Catalyst/Meraki) including RF, roaming protocols, and high‑density deployments
• Core Networking
  • Expert in L2/L3 protocols (BGP, OSPF, VLANs, STP) and WAN/SD‑WAN technologies
  • Hands‑on with QoS, MPLS‑VPN and traffic management
  • Cisco CCNP certified or equivalent skill level
• Security & Cloud
  • Manage Checkpoint Firewalls, IPS, and Citrix load balancers
  • Deploy and manage SSE/SASE platforms (Zscaler ZIA/ZPA, Netskope) with Zero Trust principles
  • Working knowledge of cloud networking
• Automation & Tooling
  • Scripting/automation in Terraform, Ansible, Python or Power BI
  • Experience with network analyzers and management tools

Benefits

• Great compensation package and discretionary bonus plan
• Core benefits include pension, Bupa healthcare, ShareSave scheme and more
• 25 days annual leave with 8 bank holidays and 3 volunteering days (additional leave purchasable)

Experian is proud to be an Equal Opportunity and affirmative action employer. Innovation is an important part of Experian’s DNA and practices, and our diverse workforce drives our success. Everyone can succeed at Experian and bring their whole self to work, irrespective of gender, ethnicity, religion, colour, sexuality, physical ability or age. If you have a disability or special need that requires accommodation, please let us know at the earliest opportunity.

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