Team Lead, Security Architecture Review
Core
Senior Security Specialist leading the Security Architecture Review team to define assurance processes, manage firewall operations, and integrate security into cloud-native development.
Role type
Senior IC Security Architect / Team Lead
Builds
Secure cloud-native systems, firewall rule sets, and architectural standards for LSEG's virtual and software-defined infrastructure.
Domain
Financial markets infrastructure / Cloud Security / Network Security
Deliverable
production ML models | product features | dashboards & analysis | research | client delivery | infrastructure
Required skills
Firewall rule assessment and change control, secure connectivity pattern design, network segmentation validation, line management, security architecture review, risk analysis of legacy systems, stakeholder collaboration, knowledge transfer, metrics reporting, security evangelism
Preferred skills
GIAC or advanced security certifications, finance industry experience, firewall management tools (Tufin, FireMon, AlgoSec), cloud-native firewall services (Azure Firewall, AWS Network Firewall), zero trust principles, modern auth/IAM, cryptography/PKI, IaaS/PaaS/SaaS security, programming languages, database/OS security, hands-on training delivery
Technologies
Azure, AWS, Tufin, FireMon, AlgoSec, Next generation firewalls, virtualization firewalls
Responsibilities
Lead the Security Architecture Review team to define goals and processes; Assess and approve firewall rule changes; Design and operate firewall change control processes with audit traceability; Validate firewall rules against network segmentation models; Analyze legacy systems for architectural risks; Oversee reports and analysis produced by analysts; Evangelize Security Architecture as an enabler
Seniority
Senior, hands-on IC with line management responsibilities