Security Analyst

Telonic GmbH

Job

In this role, you analyze security incidents, conduct forensic investigations, and develop detection rules to proactively identify threats and respond promptly.

Job summary

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Job technologies

Your role in the team

  • Responsibility & Ownership: You take end-to-end ownership of confirmed security incidents, conduct the complete threat analysis until completion, and serve as the primary contact for the customer, including independently coordinating all measures throughout the incident lifecycle.
  • Analysis & Visibility: You determine the full extent of the attack (affected systems, attack vectors, activity status) and reconstruct timelines including lateral movement and IOC analysis based on EDR, SIEM, firewall logs, and other data sources.
  • Response & Forensics: You initiate containment measures within the scope of contractual authority or after client approval, oversee cleanup and recovery, and conduct in-depth forensic analyses for complex incidents (APT, Ransomware, Zero-Day), including malware, memory, persistence, and attack path analysis.
  • Documentation & Detection: You document incidents in a structured manner (final reports, forensic reports), conduct proactive threat hunting based on current threat intelligence regardless of incoming alerts, and derive new detection requirements including specific rule proposals.
  • Enablement & Reporting: You enhance the quality of the L1 team through runbooks, shadowing, and training, and support regular customer reports with well-founded situation assessments and concrete action recommendations.

Our expectations of you

Qualifications

  • Understanding of Attacks & Frameworks: Solid understanding of modern attack techniques, lateral movement, and complex attack chains based on MITRE ATT&CK.
  • Detection & Engineering: Practical experience in the development, optimization, and continuous improvement of detection rules.
  • Communication & Working Style: Strong communication skills in customer contact, a structured and documentation-driven working approach, as well as business-fluent German and fluent English in spoken and written form.

Experience

  • Experience & Expertise: Several years of experience in operational security analysis, ideally within SOC or MSSP environments, combined with solid knowledge of SIEM platforms and EDR solutions.
  • Forensics & Threat Hunting: Experience in digital forensics (Memory, Malware analysis, Artifact evaluation) as well as in Threat Hunting and working with Threat Intelligence platforms and feeds.

What we offer

  • Humanity & Flexibility: With us, you are not just an anonymous employee number. We foster an open 'Du' culture in our family-owned company and offer you the perfect balance through remote work from home or at our Cologne headquarters.
  • Technology of tomorrow: Dive into high-end security and network solutions. Together with your team, you will manage top infrastructures for our clients.
  • Knowledge advantage & freedom of movement: Stay at the forefront of technology. We offer you tailored training programs at the cutting edge, as well as short decision-making processes, flat hierarchies, and maximum agility for your ideas.
  • Strong Team & Sense of Purpose: Look forward to a work environment characterized by trust, support, and genuine team spirit. At Telonic, you take responsibility and actively shape the digital world of tomorrow.

Benefits

Work-Life-Integration

Topics you will work on

Job locations

Map of the job locations
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  • Location Cologne
    Nordrhein-Westfalen, Germany

About your employer

Telonic GmbH ist eines der führenden Systemhäuser in Deutschland für Leistungen rund um die IT-Infrastruktur.

Company size
50-249 Employees
Company type
Established Company
Work model
Onsite, Hybrid
Industry
Trade
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Security Analyst

Telonic GmbH