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Sigma Software

Cyber Security Analyst

RemotePoland only
Published
Role
Security
Experience
Senior
Employment
Full-time
Salary not disclosed
Check eligibility

Open to PL only. Set where you work from to check your eligibility.

No BS summary

Mid–senior cybersecurity analyst / researcher with strong data-analysis and SQL skills (4+ years) to detect and mitigate bots and online threats. Must be able to analyze logs/traffic, use Elastic Stack/BigQuery, and communicate directly with enterprise customers. Based in/able to work in Warsaw / Poland and join shift schedule including weekends.

Core skills

SQLElasticsearchBigQuery

Required skills

PythonJavaScriptSIEMAPIsHTTPHTMLKibana

Optional skills

SnowflakeLookerJSM

Required languages

English Strong

What you'll do

  • 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

What they require

  • 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
  • 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)
  • Ability to work independently with minimal supervision
  • Analytical mindset with a data-driven approach to decision-making
  • Proactive communicator who keeps stakeholders informed without being prompted

Sigma Software is looking for an Embedded Software Developer to join our growing Embedded Software Development team and contribute to the creation of innovative smart beverage solutions.

ITMid-size

What people say about this company

4.4/ 5

Salary not disclosed