Infrastructure Security Engineer

3 weeks ago

Pune, India Gruve Full time

Job Description Position Summary We are seeking a skilled and detail-oriented L2 Cloudflare Engineer to join our Infrastructure and Security team. This role focuses on the daily administration, monitoring, and business-as-usual (BAU) operations of Cloudflare services. The ideal candidate will have hands-on experience with the Cloudflare platform and a strong understanding of internet security, performance optimization, and DNS management. Key Responsibilities Administration and BAU Operations - Monitor and analyze Cloudflare WAF logs for threats, anomalies, or false positives. - Respond to security events including bot attacks, DDoS mitigations, and rate-limiting triggers. - Maintain and update SSL/TLS configurations following industry best practices. - Review and manage bot management policies, firewall rules, rate limits, and Zero Trust configurations. - Monitor dashboards for availability, uptime, and origin health. - Validate traffic analytics, error rates, and identify configuration drift. Performance and Optimization - Monitor cache hit/miss ratios and adjust page or transform rules for efficiency. - Investigate global CDN latency and ensure optimal performance across points of presence (PoPs). - Maintain and analyze performance metrics and dashboards. DNS and Routing - Verify DNS record accuracy and monitor propagation of recent changes. - Manage DNS zones, including the addition, modification, and removal of records. - Troubleshoot routing issues and validate failover/load balancing configurations. Incident and Change Management - Act as the escalation point for Cloudflare-related issues; coordinate resolution with internal teams and vendors. - Participate in root cause analysis (RCA) and assist with remediation of incidents. - Execute approved changes related to DNS, firewall, and policy configurations. - Manage access roles and ensure enforcement of multi-factor authentication (MFA). - Audit administrative actions and ensure compliance with internal processes. Reporting, Documentation, and Compliance - Generate and maintain reports related to WAF status, threat detection, and incident resolution. - Support compliance audits by supplying required logs and configuration documentation. - Follow ITIL and internal change management protocols. - Maintain detailed activity logs, status reports, and contribute to internal knowledge bases. Basic Qualifications - Bachelor's degree (BE/BTech/MCA/MSc) in Computer Science, Information Technology, or related field. - 37 years of experience in network or security operations. - Minimum 12 years of direct experience administering Cloudflare services. - Proficiency in WAF, DNS, CDN, and SSL/TLS technologies. - Understanding of internet protocols such as HTTP/S, TCP/IP, and DNS. - Familiarity with monitoring tools like Datadog, Pingdom, Uptime Robot, etc. - Experience following ITIL-based incident and change management processes. Preferred Qualifications - Cloudflare Certified Partner or other relevant vendor certifications. - Security certifications such as CompTIA Security+, CEH, or equivalent. - Experience with scripting (Python, Bash) and automation using Cloudflare APIs or Terraform. - Understanding of malware detection, threat intelligence, and forensic analysis. - Familiarity with SIEM tools and endpoint compliance policies. - Strong communication, documentation, and team collaboration skills. - Willingness to work in rotational shifts and handle security incidents independently.

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