Daniel Bretschneider
Security Architect WienCERT at City of Vienna
Vienna, Austria
Summary
👤
Senior🎓
Top SchoolDaniel Bretschneider is a Security Architect at WienCERT in Vienna with a decade of hands-on experience in IT security, systems engineering and operational IT support across public sector, telecom and healthcare environments. He has progressed from field-facing IT administration and 1st/2nd-level support for radiology and e-health startups to managing information security at Frequentis and securing municipal infrastructure for the City of Vienna. Comfortable bridging technical and organizational perspectives, he combines network and systems expertise from HTL Rennweg with applied medical informatics studies and a BSc in information & communication systems. Known for pragmatic project delivery, Daniel brings practical incident response and infrastructure hardening skills rather than purely academic security theory. Colleagues value his ability to translate operational constraints into secure, auditable architectures that scale across regulated environments.
10 years of coding experience
3 years of employment as a software developer
Vienna University of TechnologyBundesgymnasium und Bundesrealgymnasium RainergasseSchwerpunkt Netzwerktechnik, Schwerpunkt Netzwerktechnik at HTL RennwegBachelor of Science in Engineering - BSc Informations- und Kommunikationssysteme, Bachelor of Science in Engineering - BSc Informations- und Kommunikationssysteme at FH Technikum Wien
Github Skills (16)
der9
docker8
french8
mailserver7
creative-commons6
mailcow6
latex6
api4
dns2
owncloud2
acme2
spreed1
docker-compose1
android1
compose1
Programming languages (3)
Github contributions (5)
eppixx/LatexVorlage-HS-Trier
Oct 2015 - Nov 2021
Latex Vorlage für Arbeiten an der Hochschule Trier
Contributions:2 reviews in 6 years 1 month
vorlagederlatexcreative-commonsfrench
Op3rat0r/acme-dns-inwx
Sep 2017 - Sep 2017
Contributions:10 commits, 10 pushes in 1 day
inwxapidnsdns-01acme
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