IT & Software

NETWORK - Switching, Routing, WAP, LB, GSLB

Zensar Technologies

London · Greater London · United Kingdom

Overview

In this role you will lead enterprise network transformation and security hardening, designing secure, scalable infrastructures across data centers, hosted, and edge environments. You will collaborate with cross-functional teams to assess, plan, and implement resilient network solutions aligned with our experience-led mission. You’ll tackle security-focused initiatives, from SDA and data center optimization to firewall strategy and policy enforcement. This is a high-impact role that shapes secure networks for large-scale enterprise environments and future-state architectures.

Responsibilities
  • Enterprise network security posture assessment and recommendations
  • SDA and data center network optimization plan and implementation
  • Firewall alignment and standardization strategy
  • Check Point replacement assessment and migration roadmap
  • Cisco routing enhancement assessment and implementation
  • Enterprise network refresh strategy and future-state architecture roadmap
  • Enterprise Network Hardening (SDA)
  • Hosted & Edge Network Transformation
  • Firewall policy alignment across environments
  • Routing improvement and implementation planning for enterprise and edge environments
  • Develop strategic network modernization roadmap
Key requirements
  • Strong experience in enterprise networking, network security, and infrastructure architecture
  • Hands-on expertise with Cisco networking technologies (routing, switching, SDA)
  • Proven experience with firewall platforms (Check Point) and other leading security technologies
  • Deep understanding of network security principles, segmentation, zero-trust architectures, and secure access controls
  • Experience conducting network assessments, architecture reviews, and transformation programs
  • Knowledge of data center networking, hosted environments, cloud connectivity, and edge architectures
  • Familiarity with industry security frameworks and best practices
  • Experience leading large-scale network modernization and security transformation initiatives
  • Strong stakeholder management, documentation, and presentation skills
  • Strong stakeholder management
  • Excellent documentation and presentation skills
  • Collaborative mindset
  • Cisco routing, switching, SDA
  • Check Point firewall and certifications
  • Zero-trust architectures

Reference: WJ-747_30173181

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