Sascha Dibbern

Experience

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  A Priori Development

  Jan 1995 - now

  Owner

  Consulting in the area of1. IT/IS-project-development and IT/IS-coaching2. Implementation of IT-systems and solutions (mainly in DevOps and security)3. Technical consulting

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  AIESEC (HHÅ)

  Jan 1995 - Jan 1999

  Member / Board

  1998-1999 financial, marketing responsible in board and interim presidency1997-1998 financial responsible in board (LCVPF)1995-1997 common member

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  Netropolis

  Jan 1999 - Jan 2001

  Consultant

  1. Teaching Perl (Various courses for IT-professionals)2. Teaching C++ (Fulltime intensive course for unemployed people)3. Development of dynamic multi-content provisioning system for the telecommunications company Mobilix/Orange DK

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  Hotelzon International

  May 2003 - Sept 2003

  Project manager, IT-consultant

  1. Development of client specific ASP-solution for TUI of the core product2. Integration of the core product to ERP and CRM-solution from TUI 3. Migration of product solution from Bea Weblogic 6.1 to 7.04. Introducing principle of configuration management5. Reenginering architecture for higher availability

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  TDC Services (E-business)

  Nov 2003 - Nov 2004

  Consultant / IT-Architect / Business process analyst

  In the scope of enhancing and consolidating the business selfservice solution of TDC:1. Analyzing business proceses, defined arcitecture and design for the integration of various backend-systems and migration of "island"-solutions to the portfolio of corporate standard selfservice/CRM solution for enterprise customers2. Various J2EE-development.

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  SDC (Udvikling)

  Jul 2005 - Oct 2005

  Consultant / Quality management

  Terra-project / advisor-portal1. Quality management of portal content and its functional integration to backend-systems and external service suppliers2. Load and performance testing in preproduction3. Coding specifications for offshore development4. Development af administration components

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  JN-data (web-teknologier)

  Mar 2006 - Sept 2006

  Consultant

  1. Incident / problem management / 2.level support and administration of Bea Weblogic systems from Nykredit, Nybolig, Estate Maegler and Totalkredit2. Initiation-planning for system-migration-project to renewed J2EE/Bea platforms

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  TDC Services (middleware systemer)

  Nov 2006 - Mar 2007

  Consultant (Weblogic ESB/RedHat architecturing & administration)

  Setup and testing of a prototype configuration for a ultrahigh availability (99,999%) SOA/ESB environment based on SAN-backed Red Hat Linux OS-foundation and Bea Weblogic ESB. The strategic goal was product standarisation by the replacing the inhouse developed ESB-solution with Bea Weblogic ESB "off the shelf"-solution.

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  BEC / LetPension

  Oct 2007 - Aug 2009

  Consultant (DevOps & ITIL-processes)

  BEC's client LetPension is a new pension and lifeinsurance company. In this proces my task was to ensure the technical and quality aspects of the upfront service delivery from BEC's hosting departments. This included IT service management activities in the area of release, change, configuration, capacity and problem management and hereby carrying the solution and infrastructure from development and testing to production-readiness. LetPension is Denmarks first pension and lifeinsurance company with a fully SOA-based IT-infrastructure and IT-strategy. Show less

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  PFA Pension

  Apr 2010 - Sept 2012

  Project: BS2000-mainframe to Wintel-migrationMigration-project of one of Denmarks biggest financial systems1. Technical expert and lead in the fields of Perl-programming, batch migration and batch operations on Windows2. Development of test harness and automatic test frameworks3. Solution architect: Establishing of new operations infrastructure and mapping of processes to the new environment4. Operational support for batch testing5. Project problem manager and technical advisory to project management6. Perl-instructor in in-house reeducation of JCL/Cobol-developers Show less

  • Solution architect and project catalyst

    Oct 2011 - Sept 2012

  • Consultant (ITIL-processes & situation management)

    Oct 2010 - Sept 2011

  • Administrator and operational architecture analyst

    Apr 2010 - Sept 2010
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  Danske Bank

  Jun 2013 - Dec 2015

  System Developer, Counterparty Credit Risk

  Development and finalizing the counterparty credit risk system (based on IBM Risk-watch) together in a agile team. Special focus areas:1. Clean coding (in Perl and Bash) 2. Test-automation and implementation. Coaching team members in in creating useful unit and integration tests3. Build and deploy automation4. System monitoring and execution optimization

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  BEC

  Apr 2016 - Mar 2019

  Scope:The danish centralbank's treasury management system (Calypso)Duties:Coordinate the daily activities and maintenance issue in various ITIL domains such as incident, problem, release, capacity and service transition management in close dialog with the customer.Test management of system level enhancements. Security assessments and exercises. Scope: The danish centralbank's treasury management system (Calypso) Duties:Provide technical 2.level support (system level) for various Calypso environemtsFocus:1. Error-handling2. Configuration management (integrations and system-level properties)3. Redesign integrations elements for higher performance and transactional security4. Analyzing system security Scope:A systemic danish bank's payment management system (SIA Perago)Duties:Implement provisioning of 1. in-house build system validation tool-suite2. IBM MQ / IIB integration-applications Scope:A systemic danish bank's payment management system (SIA Perago)Duties:Design and outline methods for build and deploy automation.Securing integration of build&deploy-solution into the high security payment solutions infrastructure

  • Operations and service management ("Driftmanager")

    Apr 2016 - Mar 2019

  • Calypso TA (Technical analyst)

    Apr 2016 - Mar 2019

  • System-developer

    Jul 2017 - Sept 2017

  • System-provisioning architect ("Build & Deploy")

    Apr 2016 - Oct 2016
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  Nondisclosed

  Aug 2019 - Feb 2020

  Consultant

  2 projects in a a regional ecommerce payment service provider1. Migrate to a new file integrity management based on Qualys FIM (for PCI-DSS compliance) * requirement and test management * vendor collaboration2. Design and update system monitoring solution in Zabbix 'application and notification model for a more consistent and policy based alerting & notification infrastructure

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  Nondisclosed digital identity service provider

  Mar 2020 - Oct 2020

  Analyst / Developer / PKI-expert

  Research, investigate and test the usage and configuration of the EU-sponsored digital signature framework (DSS) under eIDAS.* Research of the applicability of various configurations in DSS and their relevance to ETSI-standards to enable proving legal validity of EU-wide qualified (digital) signatures in Denmark.* Testing DSS by forging/hacking these digital signatures on basis of ETSI TS 119 102-2 codified tests to document and ensure DSS complies to given standards ETSI/RFC/OASIS.

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  Nondisclosed international producer of vital infrastructure components

  Feb 2021 - Mar 2022

  License Manager

  * Inventorying and classifying of certain software components for correct license payment* Reduction or replacement of these software components where usage is not given or other means are more efficient

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  Nondisclosed service provider for telecom

  Aug 2021 - now

  (IT) security manager

  At a licensed eSIM provider (GSMA SAS FS-18 certified)* Setup and usage of SIEM and other relevant monitoring instruments* Regular security inspection and audit* Coaching development and infrastructure initiatives also in respect to security* Key management

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  Nondisclosed nordic bank

  Dec 2021 - Sept 2022

  Technical project manager and key-management specialist

  * Technical project management HSM-migration project (Thales Luna-6 to Luna-7) of 14 bank critical systems* Daily key-management duties to comply with local law and various international financial banking standards (PCIDSS, eIDAS, PSD2, ...)* Outlining SSH key-management processes and create understanding for total cost-reductions when changing from current SSH Public Key Authentication (PKA) to a future SSH Public Key Infrastructure (PKI)

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  Non-disclosed international enterprise

  Jul 2023 - Oct 2023

  PKI expert

  In the context of GxP vendor assessment for a new internal PKI-solution1. Security risk assessment of vendor and vendor solution based on SOC 2 reports and other materials2. Document pre-qualification tests3. Support in planning of qualification process