WAF Engineer

Duties and Responsibilities   • Perform analysis and tuning of WAF policies to minimise false positives and false negatives while maintaining an appropriate security posture. • Design, implement, maintain and optimise WAF policies across multi-cloud environments. • Lead the investigation and mitigation of web application attacks, including OWASP Top 10 threats, bot attacks, credential stuffing, scraping, Layer 7 DDoS attacks and other web-based threats. • Develop, maintain and enhance custom WAF rules, managed rule exclusions, rate-limiting policies and bot protection controls. • Support transition of WAF policies from Detection mode to Prevention/Block mode through structured analysis, tuning, testing and stakeholder engagement. • Analyse attack patterns, logs and telemetry to identify emerging threats and implement effective mitigations. • Work closely with application owners, development teams and security stakeholders to ensure secure onboarding and operation of internet-facing applications. • Provide subject matter expertise for web application security, secure application delivery and WAF best practices. • Provide technical support to Audit & Compliance, Capacity Management, Lifecycle Management, Vulnerability Management and Risk Management Functions. • Provide technical leadership during major incidents and drive to quick resolutions. • Coach team members on a proactive basis, raising the team’s overall technical acumen. • Restore service and complete root cause analysis of all incidents, driving actions to mitigate the root cause and remove risk of reoccurrence. • Participate on the Technical Design Authority forum • Implement changes/POCs to the environment in a controlled manner, with implementation and test plans.