Lead Network Engineer

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. Additionally, this role will help us establish an efficient, agile engineering team that continues to delight our customers by providing world‑class service.

• 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. Includes Checkpoint and Cisco FWs, Cisco switches/routers, F5 and Citrix Load Balancers, Fortinet Wireless networks, SSE Technologies (Netskope‑zScaler)
• 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 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
• Continually assess and make recommendations to ensure our portfolio of tools provide us with the ability to maintain streamlined and efficient support of our global estate
• Establish yourself as a mentor and train other staff on your areas of expertise and approach every day with a collaborative and “team” focused mentality
• Develop and implement device configuration standards, and policies and procedures that provide world‑class support to our business and clients

This role is required to be on‑site in our London (UK) office.

Experience and Skills

• 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.
• Wireless: 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).
• Automation & Tooling: Scripting/automation in Terraform, Ansible, Python, or Power BI. Experience with network analyzers and management tools.
• Leadership & Process: Technical lead and mentor to junior engineers. 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.

About Experian

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. We also assist millions of people to realize their financial goals and help them save time and money. We invest in people and new advanced technologies to unlock the power of data. As a FTSE 100 Index company listed on the London Stock Exchange (EXPN), we have a team of 22,500 people across 32 countries. Our corporate headquarters are in Dublin, Ireland. Learn more at experianplc.com.

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. 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. If you have a disability or special need that requires accommodation, please let us know at the earliest opportunity.