We are seeking a highly skilled and motivated Senior Cloud Security Specialist to join our team, where you will play a pivotal role in strengthening our cloud security infrastructure. This position focuses on managing and optimizing Web Application Firewall (WAF) configurations, analyzing traffic logs, and collaborating with cross-functional teams to ensure robust cloud security measures across all business-critical websites and domains.ResponsibilitiesDeploy and audit baseline WAF rules across all in-scope websites and domains using internal toolingReview WAF logs in Cloudflare to identify legitimate traffic and assess rule impactTransition WAF rules from log mode to block mode following thorough analysis and stakeholder approvalApply and manage exceptions to WAF rules, ensuring minimal impact on security postureRaise and manage ServiceNow change requests for rule updates and deploymentsMaintain and update weekly progress reports and tracker spreadsheets for leadership visibilityCollaborate with internal stakeholders including website owners, InfoSec, and platform teamsUse GitHub-hosted tools and scripts to automate and streamline rule deployment and reportingRequirementsBachelor’s degree in Cybersecurity, Computer Science, Information Technology, or a related field3+ years of experience in managing cloud security infrastructureStrong understanding of Cloudflare WAF, including Managed Rulesets, OWASP Core Ruleset, and WAF Attack ScoreProficiency in Linux command line, bash scripting, and tools like jq for JSON parsingExperience with log analysis and identifying false positives in HTTP event logsFamiliarity with Cloudflare dashboard and filtering techniques (IP, ASN, request paths)Working knowledge of GitHub for accessing and managing internal toolsExcellent command of written and spoken English (B2+ level)Nice to haveBackground in Information Security, DevSecOps, or Security OperationsFamiliarity with networking concepts (e.g., IP addresses, ASNs)We offerWe gather like-minded people:Engineering community of industry professionalsFriendly team and enjoyable working environmentFlexible schedule and opportunity to work remotely within PolandChance to work abroad for up to 60 days annuallyBusiness-driven relocation opportunitiesWe provide growth opportunities:Outstanding career roadmapLeadership development, career advising, soft skills, and well-being programsCertification (GCP, Azure, AWS)Unlimited access to LinkedIn Learning, Get Abstract, Cloud GuruEnglish classesWe cover it all:Stable income (Employment Contract or B2B)Participation in the Employee Stock Purchase PlanBenefits package (health insurance, multisport, shopping vouchers)Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and moreReferral bonusesCorporate, social and well-being eventsPlease, note:The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interviewWe will reach out to selected candidates exclusivelyEPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.