Senior Engineer / Senior Information Security Engineer (SIEM / Detection) in lifecell

We are a telecommunications group headed by lifecell.
We are the most frequently ported numbers from other operators. During the war, we make sure that the country stays connected: we invest in batteries and generators so that our base stations work even without light.

And lifecell is people. More than 4,000 specialists across Ukraine work in a group of companies together to develop telecom every day. We value initiative, support new ideas and share experience. There is the stability of a large group of companies lifecell and DataGroup, the flexibility of modern business and the support of the international holding NJJ Capital, which helps each of us grow.

Currently, our company is looking for a Senior engineer / Senior engineer for information security (SIEM / Detection)!

The following interesting tasks await you:

• Supporting viability and scaling SIEM platforms.
• Connection of new logging sources, development of parsers and normalization of data.
• Detection Engineering: Creation of complex correlation rules and setting of alerts to detect threats.
• Analytics and Incident Response: Analysis of IS events, participation in incident investigation and development of response scenarios.
• Tuning of rules to reduce False Positives and improve quality detections.
• Optimization of log pipelines to ensure speed and reliability of data delivery.

We would like to see you have the following experience and qualities:

• Experience with SIEM systems (Wazuh, ELK or commercial solutions of the Enterprise class).
• Confident skills of working with Unix-like OS and writing scripts on bash/sh.
• Ability to build complex queries and filters (KQL, Lucene or SQL-like languages).
• Mastery of Regex (regular expressions) for parsing non-standard logs.
• Participation in Incident Response (IR) processes.
• In-depth knowledge of log formats: syslog, Windows Events, CEF.
• Understanding architecture log pipelines: Logstash, Beats, Kafka.
• Basic knowledge of network technologies (TCP/IP) and principles of database operation.

We at lifecell and Data Group are building a team in which everyone has equal opportunities for development and success. We support the principles of gender equality, inclusion and diversity, therefore we welcome candidates regardless of gender, age, origin or other characteristics.

We are especially glad to see among the candidates veterans - your experience will be an additional advantage.

We value our employees and create all conditions for comfortable and productive work.

By joining our team, you you get:

• Stability and professional opportunities: opportunity for professional development and career growth in a large and reliable telecom group.
• Guaranteed and timely salary, as well as a full social package from the first day of work.
• Medical insurance: taking care of your health is our priority value.
• 24 calendar days of vacation + an additional birthday day off.
• Hybrid work format:possibility to combine work in the office and remotely.
• Mobile communication for employees: corporate tariffs to always stay in touch.
• Possibility to book employees: According to the current legislation of Ukraine.
• Continuous development: possibility to participate in large-scale infrastructure and digital projects. We are open to new ideas and initiatives.
• An inspiring team: cooperation with talented and motivated colleagues who support each other.
• Social responsibility: participation in volunteer initiatives, support of charity projects, youth programs and environmental initiatives.

We are at the stage of transformational processes, so your expertise is very important to us. Your ideas and fresh views will directly influence the company.

By working with us, you become part of a strong, modern and dynamic company that is already building the telecom of the future today.