IT-Sicherheit, IT-Infrastruktur, Cybersecurity, Projektmanagement, IT-Strategie, Führung, Firewalls, Linux/Windows, Cloud, Virtualisierung.
Aktualisiert am 08.01.2025
Profil
Freiberufler / Selbstständiger
Remote-Arbeit
Verfügbar ab: 08.01.2025
Verfügbar zu: 80%
davon vor Ort: 100%
IT-Security
Systemadministration
Projektmanagement
Virtualisierung
Netzwerkmanagement
Linux
Webserver
Windows Server
Firewalladministration
Cloud Architect
Exchange Server
Active Directory Administration
Mailserver
ITIL Zertifizierung
PRTG Network Monitoring
IT-Betriebsführung
Penetrationstest
CTO as a Service
Patchmanagement
WSUS
Cluster Administration
Sonicwall
Sophos
German
English
Turkish

Einsatzorte

Einsatzorte

Köln (+150km)
Deutschland
möglich

Projekte

Projekte

3 Jahre
2021-01 - 2023-12

Operation and main responsibility for the central firewalls

Account manager and main technician
Account manager and main technician
  • Account manager and main technician of a company in the financial sector with a turnover of 320.7 million per year
  • Operation and main responsibility for the central firewalls, securing ensuring the IT security of a public
financial sector
8 Jahre
2016-01 - 2023-12

Operation of IT infrastructure

  • Firewall
  • WAF
  • Mail GW
  • Exchange
hospital
9 Jahre
2015-01 - 2023-12

Implementation of a Cybersecurity Hardware/Software for companies

  • Next-Generation Firewalls
  • WAF's
  • Monitoring Solutions
  • Patching Solutions
  • E-Mail Security
  • protecting Cloud

Aus- und Weiterbildung

Aus- und Weiterbildung

2 Jahre 11 Monate
2011-09 - 2014-07

IT specialist for system integration

IHK, Cologne, Germany
IHK, Cologne, Germany
2 Jahre
2009-09 - 2011-08

Information technology assistant

BTG Gelsenkirchen
BTG Gelsenkirchen

Kompetenzen

Kompetenzen

Top-Skills

IT-Security Systemadministration Projektmanagement Virtualisierung Netzwerkmanagement Linux Webserver Windows Server Firewalladministration Cloud Architect Exchange Server Active Directory Administration Mailserver ITIL Zertifizierung PRTG Network Monitoring IT-Betriebsführung Penetrationstest CTO as a Service Patchmanagement WSUS Cluster Administration Sonicwall Sophos

Produkte / Standards / Erfahrungen / Methoden

WORK EXPERIENCE
08/2023 - today
Role: CEO
Customer: on Request, Brühl, Germany

07/2022 ? 07/2023
Role: Deputy Head of IT Managed Services / Senior System Engineer /Team Leader of Support and Operations)
Customer: SWISS IT SECURITY Deutschland GmbH, Cologne, Germany (Pallas GmbH integrated into SWISS IT SECURITY Deutschland GmbH)

01/2021 ? 06/2022
Role: Deputy Head of IT
Customer: Pallas GmbH, Brühl, Germany

Tasks:
Specialist areas: Developing and implementing IT strategies, overseeing the IT infrastructure and ensuring its reliability and security, managing a team of IT professionals, Identifying and implementing new technologies, budgeting and resource allocation for IT projects, ensuring compliance with regulations and best practices in data protection and cybersecurity, evaluating and selecting vendors and service providers for IT solutions, keeping upto-date with industry trends, communicating IT initiatives and progress to senior management and stakeholders

01/2021 ? 06/2022
Role: Team Leader of Operations
Customer: Pallas GmbH Brühl, Germany

01/2021 ? 06/2022 
Role: Team Leader of Support
Customer: Pallas GmbH Brühl, Germany

03/2015 ? 06/2022
Role: Senior System Engineer
Customer: Pallas GmbH Brühl, Germany

Tasks:
Specialist areas: Firewalls, IT-Networks, Windows, Linux, Cybersecurity, Mail, Webserver, WAF, Hosting, Scripting, Cloud, Backup, Documentation, VPN, Loadbalancer, Ticket-Systems, Fault clearance

04/2018 ? 11/2020
Role: Project manager
Customer: Pallas GmbH Brühl, Germany

Tasks:
Specialist areas: Planning and defining project scope, setting project goals and objectives, creating project schedules and timelines, allocating resources, leading and coordinating project team, monitoring project progress and performance, identifying and managing project risks, communicating with stakeholders and reporting on project status, resolving conflicts and issues within the project, ensuring project deliverables meet quality standards 

12/2011 ? 08/2015
Role: IT specialist for system integration (internal IT)
Customer: Bull GmbH Cologne, Germany

12/2010 ? 08/2011
Role: Community service worker
Customer: Deutsches Rotes Kreuz Gelsenkirchen, Germany

08/2010 ? 08/2011
Role: Freelancer
Customer: Blueline IT Gelsenkirchen, Germany

TEC-KNOWHOW
Cybersecurity, Active Directory, Apache, Autoit, Cloud-Computing, CMS / DMS, Data Protection, Filezilla Server, Getmail, Linux, PHPmyadmin, Postfix, Samba, SMF / phpBB, Squid, Virtualization, VPN, WebDAV, Windows Server, IPtables, openSUSE, IT-Security, Backup, Powershell, Bind, RADIUS Server, Bash, fail2ban, OpenVPN, Sonicwall, Checkpoint Firewall, Microsoft SharePoint Server, Kemp, Sophos UTM, Dovecot, Nextcloud, Squid, Thinprint, Flexera, WSUS, Debian, Sophos XG, MySQL, Owncloud, Wordpress, Postgres, SpamAssassin, Microsoft Exchange Server, OTRS, Riffle, Tor, IDS, Endpoint Protection, Data Loss Prevention, Network Access Control (NAC), Disaster Recovery, Mailstore, Zammad, Xwiki, WAF

Einsatzorte

Einsatzorte

Köln (+150km)
Deutschland
möglich

Projekte

Projekte

3 Jahre
2021-01 - 2023-12

Operation and main responsibility for the central firewalls

Account manager and main technician
Account manager and main technician
  • Account manager and main technician of a company in the financial sector with a turnover of 320.7 million per year
  • Operation and main responsibility for the central firewalls, securing ensuring the IT security of a public
financial sector
8 Jahre
2016-01 - 2023-12

Operation of IT infrastructure

  • Firewall
  • WAF
  • Mail GW
  • Exchange
hospital
9 Jahre
2015-01 - 2023-12

Implementation of a Cybersecurity Hardware/Software for companies

  • Next-Generation Firewalls
  • WAF's
  • Monitoring Solutions
  • Patching Solutions
  • E-Mail Security
  • protecting Cloud

Aus- und Weiterbildung

Aus- und Weiterbildung

2 Jahre 11 Monate
2011-09 - 2014-07

IT specialist for system integration

IHK, Cologne, Germany
IHK, Cologne, Germany
2 Jahre
2009-09 - 2011-08

Information technology assistant

BTG Gelsenkirchen
BTG Gelsenkirchen

Kompetenzen

Kompetenzen

Top-Skills

IT-Security Systemadministration Projektmanagement Virtualisierung Netzwerkmanagement Linux Webserver Windows Server Firewalladministration Cloud Architect Exchange Server Active Directory Administration Mailserver ITIL Zertifizierung PRTG Network Monitoring IT-Betriebsführung Penetrationstest CTO as a Service Patchmanagement WSUS Cluster Administration Sonicwall Sophos

Produkte / Standards / Erfahrungen / Methoden

WORK EXPERIENCE
08/2023 - today
Role: CEO
Customer: on Request, Brühl, Germany

07/2022 ? 07/2023
Role: Deputy Head of IT Managed Services / Senior System Engineer /Team Leader of Support and Operations)
Customer: SWISS IT SECURITY Deutschland GmbH, Cologne, Germany (Pallas GmbH integrated into SWISS IT SECURITY Deutschland GmbH)

01/2021 ? 06/2022
Role: Deputy Head of IT
Customer: Pallas GmbH, Brühl, Germany

Tasks:
Specialist areas: Developing and implementing IT strategies, overseeing the IT infrastructure and ensuring its reliability and security, managing a team of IT professionals, Identifying and implementing new technologies, budgeting and resource allocation for IT projects, ensuring compliance with regulations and best practices in data protection and cybersecurity, evaluating and selecting vendors and service providers for IT solutions, keeping upto-date with industry trends, communicating IT initiatives and progress to senior management and stakeholders

01/2021 ? 06/2022
Role: Team Leader of Operations
Customer: Pallas GmbH Brühl, Germany

01/2021 ? 06/2022 
Role: Team Leader of Support
Customer: Pallas GmbH Brühl, Germany

03/2015 ? 06/2022
Role: Senior System Engineer
Customer: Pallas GmbH Brühl, Germany

Tasks:
Specialist areas: Firewalls, IT-Networks, Windows, Linux, Cybersecurity, Mail, Webserver, WAF, Hosting, Scripting, Cloud, Backup, Documentation, VPN, Loadbalancer, Ticket-Systems, Fault clearance

04/2018 ? 11/2020
Role: Project manager
Customer: Pallas GmbH Brühl, Germany

Tasks:
Specialist areas: Planning and defining project scope, setting project goals and objectives, creating project schedules and timelines, allocating resources, leading and coordinating project team, monitoring project progress and performance, identifying and managing project risks, communicating with stakeholders and reporting on project status, resolving conflicts and issues within the project, ensuring project deliverables meet quality standards 

12/2011 ? 08/2015
Role: IT specialist for system integration (internal IT)
Customer: Bull GmbH Cologne, Germany

12/2010 ? 08/2011
Role: Community service worker
Customer: Deutsches Rotes Kreuz Gelsenkirchen, Germany

08/2010 ? 08/2011
Role: Freelancer
Customer: Blueline IT Gelsenkirchen, Germany

TEC-KNOWHOW
Cybersecurity, Active Directory, Apache, Autoit, Cloud-Computing, CMS / DMS, Data Protection, Filezilla Server, Getmail, Linux, PHPmyadmin, Postfix, Samba, SMF / phpBB, Squid, Virtualization, VPN, WebDAV, Windows Server, IPtables, openSUSE, IT-Security, Backup, Powershell, Bind, RADIUS Server, Bash, fail2ban, OpenVPN, Sonicwall, Checkpoint Firewall, Microsoft SharePoint Server, Kemp, Sophos UTM, Dovecot, Nextcloud, Squid, Thinprint, Flexera, WSUS, Debian, Sophos XG, MySQL, Owncloud, Wordpress, Postgres, SpamAssassin, Microsoft Exchange Server, OTRS, Riffle, Tor, IDS, Endpoint Protection, Data Loss Prevention, Network Access Control (NAC), Disaster Recovery, Mailstore, Zammad, Xwiki, WAF

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