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Cyber Security Analyst (US Time Zone)

External
Sigmasoftware2 logoSigmasoftware2 · São Paulo, Brazil
Full-timeRemote4d ago
Application SecurityBigQueryData AnalysisElasticsearchHTMLJavaScript
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Benefits

Vision insurance

Additional Information

Investigate advanced and persistent attacks using data analysis and data science tools Analyze customers' web traffic to detect unidentified threats and reduce false positives using Elasticsearch and BigQuery Research, design, and continuously enhance detection mechanisms to stay ahead of evolving threats Provide real-time technical support to global customers, delivering professional and timely incident responses Produce clear, insightful incident reports Collaborate cross-functionally with R&D and Research teams to optimize the company's detection and mitigation capabilities Design, plan, and implement internal automation projects to improve team efficiency Work in a shift-based schedule, including weekends At least 4 years of experience in data analysis in cybersecurity or fraud detection domains, including experience with logs and dashboards Strong SQL skills: complex queries, aggregations, GROUP BY, ORDER BY, filters, window functions (e.g., RANK()), CTEs, and subqueries Technical understanding of web technologies and client-server architecture (APIs, HTTP, basic HTML/JavaScript) Experience with SIEM systems (experience with the Elastic Stack would be an advantage) Strong troubleshooting and problem-solving skills Experience in customer support, including direct communication with clients; professionalism and politeness are essential Strong English communication skills WOULD BE A PLUS Experience in a Cybersecurity Analyst/Researcher role, ideally supporting external customers in threat detection and response Experience in web security and security research: web application security, bot management, fraud detection Experience with research methodologies (hypothesis testing, verification and research plan) Python and JavaScript knowledge Experience with BigQuery/Snowflake Proficiency in building dashboards using BI tools (Snowflake, Looker, Kibana, JSM) High level of responsibility and ownership Ability to work independently with minimal supervision Analytical mindset with a data-driven approach to decision-making Genuine interest in data, cybersecurity, and delivering high-quality customer service Proactive communicator who keeps stakeholders informed without being prompted


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