Senior Cyber Security Engineer

Aboutteam.blue

team.blue is one of Europe's leading digital service providers, empowering entrepreneurs, businesses, and developers with the tools they need to succeed online. Withmore than 60 SaaS and hosting brands,4,000+ employees, operations across23 European countries, and3.5 million customers,team.blue combines local expertise with the strength of a global organization.

As part of theteam.blue ecosystem, we place European values—includingprivacy, transparency, innovation, and local customer support—at the heart of everything we do, delivering trusted digital solutions tailored to local market needs.

About Natro & Turhost

Natro andTurhost are proud members of theteam.blue family and among Türkiye's leading providers of domain registration, hosting, cloud infrastructure, and digital services.

Founded in1999, Natro has been helping businesses establish and grow their online presence for over 25 years. Today, the company serves more than200,000 customers, manages over500,000 domain names, and hosts hundreds of thousands of websites through a comprehensive portfolio including domain registration, web hosting, cloud and dedicated servers, SSL certificates, trademark services, and security solutions.

Following the acquisition ofTurhost in 2022, the two brands continue to strengthen their market position by delivering reliable, high-performance hosting and cloud solutions to SMEs, entrepreneurs, developers, and enterprise customers across Türkiye.

Together, Natro and Turhost combine strong local expertise with the global capabilities, innovation, and best practices of theteam.blue ecosystem.

Role Summary:

We are looking for aSenior Cyber Security Engineer to join our Cyber Security team and play a key role in strengthening and continuously improving our security infrastructure. The role will focus on network security, security operations, incident response, vulnerability management, and the continuous improvement of our security controls and architecture.

The successful candidate will work closely with the Cyber Security, Infrastructure, IT and Technology teams to protect our systems and services against evolving cyber threats.

Key Responsibilities:

• Contribute to thedesign, implementation, and continuous improvement of the cybersecurity architecture.

• Manage and improve the integration ofnetwork security and protection infrastructures.

• PerformL2/L3-level incident response for critical security incidents.

• Analyse cyber attacks, identify and extractIOCs and TTPs, and carry out the necessary containment and remediation actions.

• Continuously improve security controls and evolve the security architecture in response toemerging threats and vulnerabilities.

• Contribute to thehardening of Linux and Windows systems.

• Supportvulnerability management, remediation, and security improvement activities.

• Contribute toinformation security processes and compliance activities.

• Support security automation initiatives and identify opportunities to improve security operations through automation.

• Prepare and maintaintechnical documentation, incident reports, and security-related assessments.Prepare technical documentation, incident reports and security-related assessments.

• Contribute to information security processes andISO 27001 compliance activities.

Skills & Qualifications:

• Minimum5 years of experience in Cyber Security or a similar role.

• Bachelor’s degree, preferably inEngineering, Computer Science, Information Technology or a related field.

• Strong knowledge and hands-on experience inNetwork Security and Cyber Security.

• Experience withIAM and PAM concepts, including privileged account governance, credential vaulting, session monitoring, and least-privilege access controls.

• Deep expertise inWAF systems, proxy management, and Layer 7 (L7) DDoS protection.

• Experience managingDDoS protection appliances.

• Experience withSIEM solutions, including log analysis, event correlation, alert investigation, and incident tracking.

• Experience withEDR/XDR solutions, such as SentinelOne, CrowdStrike, or Microsoft Defender.

• Experience intriage, investigation, and incident response for cybersecurity incidents.

• Good knowledge ofIOCs, TTPs, and the MITRE ATT&CK framework.

• Strong experience withfirewall technologies, including firewall policy management, routing, and security policies.

• Experience designing, deploying, and maintainingfirewalls, VPNs, and intrusion detection/prevention systems (IDS/IPS).

• Ability to perform basic to intermediate-levelsecurity analysis and auditing on Windows and Linux systems.

• Experience withvulnerability assessment, system hardening, and remediation, including the ability to produce technical reports.

• Proficiency withvulnerability management tools and processes.

• Ability to contribute toRed Team activities and security assessments.

• Experience supporting and implementing security controls aligned withPCI DSS, SOC 2, and other relevant compliance requirements.

• Ability to document cybersecurity incidents and produceclear and detailed technical reports.

• Knowledge ofISO 27001 and information security practices.

• Experience withsecurity automation processes.

• Experience with scripting and automation usingPowerShell, Python, APIs, or similar tools.

• Stronganalytical, problem-solving, and troubleshooting skills.

• Good command ofEnglish.

"Come as you are"

Everyone is welcome here. Diversity & Inclusion are at our core. Far above any technical competence, we value respect, openness, and trusted collaboration. We do not tolerate intolerance.

ESG

"Atteam.blue, our commitment to caring for the environment and each other is at the heart of everything we do. Our latest impact report showcases our ongoing ESG efforts and ambitious sustainability goals. Interested in learning more about our dedication to making a positive impact? Check it outhere.”