Cyber Security Analyst

Sigma Software; Poland; On-site; PLN 60,000 - 80,000; Full time

Job summary

A cybersecurity firm is seeking a Middle Security Operations Researcher to provide real-time technical support and analyze traffic patterns for enterprise clients. Ideal candidates will have over 2 years of experience in data analysis, strong SQL skills, and a solid understanding of web technologies. This remote, full-time role involves collaboration with global customers to mitigate online threats and deliver high-quality customer service while working in a shift-based schedule.

Qualifications

• 2+ years of experience with data analysis, including working with logs and dashboards.
• Strong SQL skills for data extraction and analysis.
• Technical understanding of web technologies and client-server architecture.

Responsibilities

• Provide technical support to customers in real time.
• Analyze logs, graphs, and dashboards.
• Manage customer cases and internal tickets.

Skills

Data analysis

SQL skills

Troubleshooting

Customer support

Tools

Kibana/OpenSearch

Jira Service Management

BigQuery/Snowflake

Job description

Company Description

Are you passionate about making the internet a safer place? We are looking for a Middle Security Operations Researcher to join our team and help protect enterprise clients from harmful bots and online threats. This is a remote, full‑time role that offers the opportunity to work directly with global customers, analyzing traffic patterns and neutralizing malicious activity.

At Sigma Software, we value expertise, ownership, and proactive communication. You will collaborate with a diverse international team while enjoying the flexibility of working from anywhere.

Why join us? You will work on impactful cybersecurity projects, gain exposure to cutting‑edge analytics tools, and contribute to safeguarding digital ecosystems worldwide.

CUSTOMER

Our customer is a global provider of comprehensive security solutions, protecting individuals, organizations, and communities from a wide range of risks, particularly in the digital space. Their enterprise‑focused products specialize in bot defense and invalid traffic detection, helping clients safeguard critical systems and maintain operational integrity.

PROJECT

The project focuses on real‑time threat detection and bot mitigation for enterprise‑scale clients. Security Operations Researchers collaborate directly with customers, leveraging advanced analytics platforms to identify malicious traffic patterns and neutralize online threats. This dynamic environment requires both technical expertise and strong communication skills.

Job Description

• Provide technical support to customers in real time, delivering clear and professional responses
• Analyze logs, graphs, and dashboards, isolating and investigating data using tools like Kibana/OpenSearch
• Manage and own customer cases and internal tickets in Jira Service Management (JSM)
• Perform back‑office tasks, including adding fingerprints of attacks after analyzing the attack’s identifiers
• Write and optimize SQL queries for data retrieval, analysis, and manipulation in BigQuery/Snowflake
• Communicate with global customers, ensuring timely responses and effective issue resolution
• Work in a shift‑based schedule, including weekends

Qualifications

• 2+ years of experience with data analysis, including working with logs and dashboards
• Strong SQL skills for data extraction and analysis, including writing complex queries
• Technical understanding of web technologies and client‑server architecture (APIs, HTTP, basic HTML/JavaScript)
• Strong troubleshooting and problem‑solving skills
• Experience in customer support, including direct communication with clients; professionalism and politeness are essential

WILL 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
• Basic Python skills
• Experience with Kibana

Additional Information

• Good English (speaking/writing)
• High level of responsibility and ownership
• Ability to work independently with minimal supervision
• Planning and decision‑making skills with considerations for multiple integrated systems
• Proactive communicator who keeps stakeholders informed without being prompted