Senior Network Security Engineer

  • Location

    Manchester City Centre

  • Sector:

    Information Technology

  • Job type:


  • Salary:

    £50k - 70k per year

  • Contact:

    Jarret Devlin

  • Contact email:

  • Contact phone:

    0161 804 93 50

  • Job ref:


  • Published:

    about 1 year ago

  • Expiry date:


  • Consultant:


Senior Network Security Engineer

Permanent | £50,000 - £70,000 | Central Manchester

Cisco, Infrastructure Security, Firewall, NetFlow, WAF, IDS, IPS, DDoS

The Role

As a Senior Network Security Engineer, you will be responsible for the design, implementation, and support of business-critical network security infrastructure.

Experience required

  • Extensive commercial network security experience within large scale operations.
  • Design and operational experience with one or more of the following technologies: WAF, IDS/IPS, DDoS Mitigation.
  • Extensive firewall experience (Palo Alto, Check Point, Fortinet).
  • Expert knowledge of TCP/IP, HTTP, and related protocols.
  • Experience with collecting and analysing NetFlow and wire packet data using Wireshark and similar technologies.
  • Knowledge of Datacentre switching architecture: Cisco Nexus, VXLAN.
  • Advanced skills in VPNs, AAA services (Cisco ISE), Wireless networks and security.
  • Familiarity with dynamic routing protocols (BGP, OSPF, ISIS).
  • An appreciation of datacentre technologies to meet modern workloads such as virtualisation and containerisation, and the application of security principals around these, e.g. policy-driven micro-segmentation.
  • Knowledge of PCI DSS, ISO 27001 or equivalent certification frameworks.

Main Responsibilities

  • Continually reviewing the current network security posture ensuring compliance with corporate and regulatory policies and standards.
  • Identifying and evaluating alternative vendors and technologies to improve network security or support a new business requirement.
  • Producing and maintaining accurate technical designs, standards, and process documentation.
  • Providing third line support in troubleshooting and resolving network security-related incidents.
  • Evaluating existing network security vendor hardware and software releases and recommending upgrades where necessary to resolve security vulnerabilities or provide additional functionality or capacity.
  • Playing a key role in the design and delivery of network projects.

Cisco, Infrastructure Security, Firewall, NetFlow, WAF, IDS, IPS, DDoS