Senior IT System Security Administrator

Job description

Trasys International offers IT Consulting jobs at the European Institutions and International Organizations. For our customer based in Cologne, Germany, we are looking for a Senior IT System Security Administrator.


Your main responsibilities will include:

  • Support the installation, configuration, security, operation, and maintenance of all servers, equipment and software related to security solutions and associated components;
  • Work with IT Project Managers, Business Analysts and IT Architects and the team to evaluate, design and develop solutions to address business needs and opportunities;
  • Document the technical implementation, policies and procedures to support the operational environment and participate in the design and ongoing refinement of technical implementation documentation, procedures and policies;
  • Examine requirements documents and support creation of technical design documents, unit test, system test and capacity and implementation plans for small to complex projects;
  • Perform, in close collaboration with the team, typical system administrative activities including daily performance monitoring, routine equipment checks and preventative maintenance, updating, controlling access permissions and privileges or issue troubleshooting and resolution;
  • Ensure compliance with standard practices, processes and enterprise standards;
  • Security case follow up and resolution in collaboration with supplier support teams;
  • Administer Second level and standby support; End-Point Protection Solutions; Data Encryption services; E-mail security solutions; Proxy/reverse proxy services; PKI services; Application layer firewalling.


  • You hold an University degree in Information Technology, Computer Science or a related field;
  •  You have similar tasks for over 7 years;
  • You have proven experience in managing security solutions and components from the major vendors (Cisco, F5, Fortinet, Symantec, Microsoft, Open source…);
  • Strong expertise in recent security standards and technologies; application security (e.g. Web Application Firewalls, HTTP/HTTPS traffic analysis in general -monitoring, alerting, debugging, analysis, security, interception)
  • Hands on experience in designing, developing and implementing IDAM identity management solutions from different Vendors
  • Experience with common and industry standard cloud-native/cloud-friendly/federation authentication mechanisms (OAuth, OpenID, SAML etc)
  • Comprehensive ICT security background with focus on identity and access management (e.g. SSO, Identity Governance - Saviynt, Identity authentication and authorisation protocols, federation)
  • Security Application Delivery/Services tools (e.g. Nessus/SCAP based solutions, Windows ATP, SOAR, 2FA)
  • Experience in Container Security & Cloud Native Security tools and capabilities (e.g. Azure);
  • Desire to work in a multi-cultural team, out of the box thinker and hands-on approach;
  • Excellent knowledge of English.

This position is for an IT professional willing to work as freelancer.

In order not to be just another outsourcing provider, we guarantee a personal follow up during your employment at the Institutions. Every consultant has a dedicated Trasys career coach in order to facilitate the communication and career follow-up. We regularly organize social events like lunches and after work drinks, to create an occasion for you to meet with other Trasys colleagues and management in a relaxed setting. Moreover, we are able to offer a secure employment thanks to our stable contracts with the Institutions since the last 20 years.