Senior Network & Security Specialist in London

Company: Retail Company Position: Senior Network & Security Specialist Contract: Permanent Location: London Salary: 55,000 – 60,000 GBP + 10% Bonus Job responsibilities: 1. Network & Connectivity * Network architecture: Own and scale EMEA network routing, switching, firewalls, VLANs, VPN and WiFi across offices, showrooms, warehouses and retail stores. * Store & warehouse networking: Deploy, monitor and optimise general store networking and cloud-managed equipment (e.g. Cisco Meraki firewalls, switches and wireless), including firewall lifecycle planning (e.g. Meraki MX end-of-life reviews and Fortinet options). * Secure connectivity: Manage the regional SD-WAN model (currently vendor managed) and plan our specific arrangements, including secure network bridging to 3PL/warehouse environments. 2. Identity, Access & Zero Trust * Identity & access management (Okta / Entra ID): Administer identity and access across Entra ID (Azure AD) and Okta, including SSO, MFA, application integrations and identity lifecycle, in coordination with HQ/our IAM programme. * SASE / Netskope: Support the rollout and adoption of Netskope Private Access (SASE / zero-trust) to retire the legacy AEB-managed Cisco AnyConnect VPN for our users, working with HQ's Zero Trust and Network Infrastructure team. * Access guardrails: Enforce network segmentation, IP whitelisting and firewall rules to align third-party and 3PL integrations with corporate cyber-security frameworks. 3. Cyber-Security, Endpoint & Vulnerability Management * Vulnerability management portfolio: Own the our vulnerability management portfolio end to end — how our security risks and vulnerabilities are identified, prioritised, remediated and reported. * Security tooling: Operate and act on tooling across the security estate, including CrowdStrike (endpoint detection & response), Qualys (vulnerability scanning) and BitSight (external attack surface / ESAM security ratings). * Endpoint security & patching: Enforce endpoint protection, device compliance, encryption, and patching through Microsoft Intune / MDM and coordinated patch cycles across the fleet. * Incident response: Act as a first responder for security events (lost/stolen devices, suspicious activity, containment) and support incident notification and contractual security requirements with vendors and 3PLs (e.g. penetration testing and incident-notification clauses). 4. Retail, Warehouse & Enterprise Backing * Retail & logistics readiness: Provide network and security support for new store openings, refits and warehouse moves — secure LAN/WiFi, VLAN segmentation, RF/RFID and specialist hardware. * SAP connectivity: Manage secure connectivity prerequisites for the SAP-centric strategy — RFC/print routing, secure paths and POS-to-ERP transaction flows. * Global alignment: Partner with global architecture units to ensure European implementations conform to global security and network design baselines. Experience * Networking - 8+ years hands-on network engineering (routing, switching, firewalls, VLANs, VPN, WiFi) across multi-site. * Security & Endpoint - Proven cyber-security experience specialised in endpoint security, vulnerability management, and patching, with practical use of CrowdStrike, Qualys and BitSight (ESAM). * Identity & Access - Practical mastery of Okta and Entra ID (Azure AD) — SSO, MFA, app integrations, and identity lifecycle; exposure to Netskope / SASE and zero-trust models. * Vulnerability management - Demonstrated ownership of a vulnerability management portfolio: scanning, risk prioritisation, remediation tracking, and reporting for our security vulnerabilities. * CISM certified or actively grooming for CISM, strong grounding in security frameworks and controls. We regret to inform applicants that only shortlisted candidates will be notified. Thank you for understanding