Cybersecurity Network Architect

5 days ago


West Drayton, Greater London, United Kingdom IAG Tech Full time
Job Overview

IAG Tech is seeking a highly skilled Senior Security Network Engineer to join our team. This role requires strong technical expertise and excellent communication skills to support the design, configuration, monitoring, and maintenance of network security hardware, systems, and software.

Key Responsibilities:
  • Lead complex network security device incidents, applying diagnosis, maintenance, change, and configuration control attributes to achieve resolution.
  • Collaborate with IAG Tech and business partners to deliver outputs within service contract time constraints (KPIs & OLAs/SLAs).
  • Analyze traffic behaviors, identify and resolve congestion or traffic issues related to network security hardware or protocols.
  • Develop and implement detailed logical designs for firewalls, load balancers, Layer 3 VPN, and Layer 2 VPN.
  • Monitor network performance to determine necessary adjustments and future changes.
  • Ensure escalated requests are handled efficiently and effectively, managing customer communication in line with expectations and contractual SLA/OLA agreements.
  • Diagnose and support recovery activities for P1 and P2 incidents to enable smooth service operation.

Qualifications:

Must-Haves:

  • At least 5 years of hands-on experience in network security engineering.
  • CCNA and CCNP Security certifications are essential.
  • Extensive experience in Cisco network security (minimum 5 years).
  • Checkpoint Firewall expertise (5 years).
  • Experience in incident and problem management, with a background in multinational operations.
  • Proven ability to manage and troubleshoot infrastructure components such as servers, routers, firewalls, desktop users, and mobile devices.
  • 3+ years of Juniper network experience.
  • ITIL certification or practical experience with ITIL processes.

Specialisations:

  • We have three specialist roles available:
    • 1x Security Network Specialist
    • 1x Cisco Specialist
    • 1x Juniper Specialist

Nice-to-Haves:

  • CISSP and CCSA certifications.
  • F5 Certified Technical Specialist (BIG-IP) certification.
  • Exposure to AWS/Cloud technologies.
  • Experience working with proxy servers, F5 load balancers, and advanced security tools.

Salary:

$110,000 - $130,000 per annum, depending on location and experience.

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