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Information Security Engineer / System Mainframe Security Specialist (f/m/d)

Date: 11-Apr-2021

Location: Prague, CZ

Company: Deutsche Börse Group


Field of Activity

The Information Security department as a service provider for DBG’s product organization and the First Line of Defense of Deutsche Börse Group is responsible to protect information assets in terms of safety, integrity, confidentiality, authenticity and availability. Information Security risk management tasks and procedures are based on the requirements published as the ISO 27000-standard-series (information security management systems).

 In your position as Information Security Engineer / System Mainframe Security Specialist (f/m/d), you will provide IT security expertise in support to the business and in line with the key responsibilities:



  • Provide guidance for the deployment of System Infrastructure Security technologies & processes, especially in the area of Distributed Systems
  • Ensure daily operational duties relating to security management in compliance with relevant policies and industry best practices
  • Recommend appropriate controls to maintain confidentiality, integrity and availability of systems/services and to fulfil the requirements of regulators
  • Provide effective support service for implemented Security controls, potentially including on-call duties; deliver a first class level of service at all times
  • Organise a review of information systems for actual or potential breaches in security according the current threat landscape
  • Develop and improve security solutions for system infrastructure and to improve security level for the applications and ensure it fulfil regulatory requirements
  • Develop information security procedures, standards, baselines and guidelines in line with international standards of quality management

Qualifications/required skills

  • A degree in Computer Science or relevant discipline or at least five years’ relevant experience in a large-scale online technical operations environment
  • Excellent understanding of z/OS, DB2, IMS security concepts & threats
  • Excellent understanding of RACF authorisation concepts, functions and protection
  • Very good knowledge of systems & applications security concepts
  • Experience with System security tools / solutions (Sherlock)
  • Fluent English, written and spoken
  • Effective organizational skills to maintain a consistently high standard of operations in a business-critical financial environment
  • Excellent troubleshooting skills and a proven documentation methodology