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Junior Security Administrator

Datalex has an opening for a Junior Security Administrator to be a part of our hosting group, a small dynamic team responsible for building and maintaining mission critical devices that host many of our customers.  We’re looking for someone with a strong capacity to learn and function in a mission-critical enterprise environment using understanding of Linux systems and enterprise security.  The ideal candidate would have two years of sysadmin or operations experience in an enterprise IT or e-commerce environment.

Key Responsibilities

  • Support PCI compliance efforts
  • Perform independent research into security problems and solutions
  • Assist in the management and operation of high-security ecommerce environments
  • Troubleshoot and debug issues that arise
  • Analyse security logs and flag issues
  • Apply learned knowledge to application flow security assessments
  • Maintain technical documentation
  • Be confident enough in logical thought process to share ideas and solutions
  • Develop a familiarity with new tools and best practices

Essential Requirements

  • Strong self-learning and research capabilities
  • Experience with enterprise networking and security concepts
  • Good knowledge of web related technologies (Web applications, Web Services, Service Oriented Architectures) and of network/web related protocols
  • Ability to work comfortably on Linux systems
  • Knowledge of HTTP server configuration and load balancers
  • Familiarity with Agile/Scrum practices
  • Security and Network related certifications, as well as Datalex product understanding is favourable


About Datalex

Datalex is a market leader in digital commerce for travel retailers. The Datalex Commerce Platform enables a travel marketplace of over one billion shoppers covering every corner of the globe, driven by some of the world’s most innovative airline retail brands. Its customers include Aer Lingus, Air China, Air Malta, Air Transat, Copa Airlines, Hainan Group of Airlines, HP Enterprise Services, JetBlue Airways, Lufthansa Group, Philippine Airlines, SITA, STA Travel, and Virgin Australia. The company is headquartered in Dublin, Ireland, and maintains offices across Europe, USA and China. Datalex is a publicly listed company and is listed on the Irish Stock Exchange (ISE: DLE).

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