Senior Network Engineer

London - (On-site or Hybrid depending on business needs)

We're seeking a highly experienced Senior Network Engineer to design, implement, and secure enterprise and cloud network infrastructures. With deep technical expertise, you’ll be the go-to authority on cloud networking, routing and switching, security, and compliance, ensuring robust, high-performance environments that meet today’s most demanding operational and regulatory requirements.

 

The Role:

Design and manage advanced networking solutions across AWS, Azure, and GCP Configure routing and switching infrastructure (Cisco or equivalent) including BGP, OSPF, VLANs, QoS, STP Maintain and optimize F5 (LTM, GTM, iRules) load balancing for high availability Administer Infoblox DNS, DHCP, and IPAM for streamlined network resource management Configure security policies across Cisco ASA, Palo Alto, Check Point, and ForeScout platforms Lead initiatives in zero-trust architecture, VPNs, and micro-segmentation Conduct regular patching, firmware upgrades, and vulnerability remediation Align network operations with frameworks like ISO 27001, NIST, PCI-DSS, and CIS benchmarks Monitor, diagnose, and optimize network performance for both on-prem and cloud Resolve complex issues across LAN/WAN, firewalls, and cloud infrastructure with minimal downtime Partner with vendors and internal teams to enhance reliability and security Drive automation using Ansible, Python, Terraform, and PowerShell Create and maintain detailed network documentation and policy guidelines Provide mentorship and guidance to junior engineers and IT support teams

 

 

What You’ll Bring:

Minimum of 12+ years in enterprise and cloud network engineering Deep expertise in Cisco routing & switching, Palo Alto, Check Point, and ForeScout
Strong experience with cloud networking (AWS VPCs, Azure NSGs, VPNs, etc.) Solid background in patch management, vulnerability scanning, and security compliance Proficient with F5 (LTM, GTM, ASM) and network automation (Python, Ansible, Terraform) Familiarity with security frameworks (ISO, NIST, PCI-DSS, CIS) Excellent troubleshooting skills and a proactive approach to network reliability Strong documentation and stakeholder communication skills

 

 

Preferred Certifications & Skills:

CCNP, CCIE, PCNSE, CCSA/CCSE, F5-CA, AWS/Azure Networking Specialty, CISSP Experience with SIEM, IDS/IPS, endpoint security, and Zero Trust Architecture Familiarity with SD-WAN, container networking (Kubernetes, CNI), and observability tools (e.g. SolarWinds, LogicMonitor, Splunk) 

 

Hurry and apply for a more detailed conversation!

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