Cyber Security Analyst

Job not on LinkedIn

🔥 14 hours ago

🌐 United States, Brazil – Remote

🇺🇸 United States – Remote 🇧🇷 Brazil – Remote

⏰ Full Time

🟡 Mid-level

🟠 Senior

🔐 Security Analyst

👻 Ghost score 10%

What it means: the chance that no one is really hiring for this job.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.Why this score:

• Open for 1 day.
• Jobs at this company usually fill in 36 days.
• No salary listed.

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Sigma Software Group

WebsiteLinkedInAll Job Openings

1001 - 5000 employees

Founded 2002

💼 Consulting

🏥 Healthcare

🚘 Automotive

Consulting • Healthcare • Automotive

Sigma Software Group is a multinational company, established in 2002, that specializes in providing high-quality software development, graphic design, testing, and support services. The company focuses on delivering solutions across various industries such as automotive, telecommunications, aviation, advertising, gaming, banking, real estate, and healthcare. Sigma Software values professional growth, offers remote work opportunities worldwide, and caters to world-renowned clients like AstraZeneca, Scania, and SAS. The company emphasizes a culture of continuous education, mentorship, and flexible work environments, making it a preferred workplace for IT specialists aiming to work on complex solutions utilizing cutting-edge technologies. Sigma Software is committed to innovative solutions and engineering the future while also contributing to social causes such as charitable work in Ukraine.

📋 Description

• 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 detection and mitigation capabilities • Design, plan, and implement internal automation projects to improve team efficiency • Work in a shift-based schedule, including weekends

🎯 Requirements

• At least 3 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 working with web traffic data, including HTTP traffic, logs, request analysis, and traffic pattern investigation • 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 • Experience in a Cybersecurity Analyst/Researcher role, ideally supporting external customers in threat detection and response, providing web application security, bot management, or fraud detection • Experience with research methodologies (hypothesis testing, verification and research plan) would be a plus • Python and JavaScript knowledge would be a plus • Experience with BigQuery/Snowflake would be a plus • Proficiency in building dashboards using BI tools (Snowflake, Looker, Kibana, JSM) would be a plus

🏖️ Benefits

• Full-time employment

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