Lead Network Engineer in London

Experian is a global data and technology company, powering opportunities for people and businesses around the world. We help to redefine lending practices, uncover and prevent fraud, simplify healthcare, create marketing solutions, and gain deeper insights into the automotive market, all using our unique combination of data, analytics and software.

Experian - Global Network Engineering organization is seeking a Lead Network Engineer to provide subject matter expertise in support of the Experian Global Network which spans all business units and regions. This role will immediately contribute to several large global programs, including SD-WAN, automation, and standards development across the estate. The role will also work closely with the security, build, and operational teams to maintain a secure network infrastructure, adhering to stringent Regulatory, Governmental, and Industry security control requirements.

Responsibilities include:

• Provide direct support, including after hours for the global network as needed.
• Provide engineering expertise in identification of process improvement and automation opportunities.
• Manage the network and security systems within a global multi-region, multi-tenant cloud (AWS, Azure, GCP, etc.) and on-premises environment.
• Support Network and Systems Security, Capacity planning and management, Plan for Disaster Recovery, Contingencies and Business Continuity.
• Work with leadership and other cross-functional teams to establish processes that will reduce MTTI/MTTD/MTTR.
• Provide network design, implementation strategies, migration plans and technical project support for medium to high complexity projects.
• Create executive and technical-level communications to gain credibility/trust of internal and external customers.
• Convey technical information/solutions to different audiences using whiteboards, presentations, or written communications in a workshop format.
• Consult, assess or audit, design, and interview stakeholders to resolve highly technical requirements.
• Research, evaluate and stay ahead of curve on emerging tools, techniques, and technologies.
• Maintain deep current technical knowledge of Network and Cloud technologies.
• Establish yourself as a mentor and train other staff on your areas of expertise.
• Develop and implement device configuration standards, and policies and procedures that provide world-class support to our business and clients.

Qualifications:

• 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.
• Manage Checkpoint Firewalls, IPS, and Citrix load balancers.
• Deploy and manage SSE/SASE platforms (Zscaler ZIA/ZPA, Netskope) with Zero Trust principles.
• Expert in enterprise wireless design (FortiAP, Cisco Catalyst/Meraki) including RF, roaming protocols, and high-density deployments.
• Hands-on with full Fortinet Wi-Fi stack (FortiManager, FortiGate, FortiNAC, FortiSwitch, FortiAIOps).
• Scripting/automation in Terraform, Ansible, Python, or Power BI.
• Strong documentation skills (MoPs, Visio diagrams).
• Consultative mindset — translate business needs into technical solutions.
• Familiar with ITIL, incident management, and network lifecycle/asset management.
• Experience working with global telecom carriers.

Benefits include:

• 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. You can also purchase additional annual leave.

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 their gender, ethnicity, religion, colour, sexuality, physical ability or age.