patrick@patrick-thoelken.de ~ $

Patrick's Curriculum Vitae

Certificates and Learnings

2026

AWS Cloud Practitioner Essentials

Amazon Web Services

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2024

Azure Fundamentals AZ-900

Microsoft

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2023

Git CI/CD Workflow in Teams optimieren

LinkedIn Learning

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2022

Kubernetes Administration (LFS458)

The Linux Foundation

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2022

Firewall: Configuration & Management (10.1)
Security Posture (10.1)

Palo Alto Networks

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2013

Certified Network Architect (CCNA)

Cisco Networking Academy

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Skills & Technologies

Cloud & Infrastructure

Microsoft Azure Amazon AWS Linux Server Admin Microsoft Intune Microsoft Exchange Online Microsoft 365 Zabbix Nagios CheckMK Azure AKS Amazon EKS Debian / Ubuntu Red Hat Enterprise Linux KVM Hypervisor VMware Proxmox OpenNebula ITIL / Change Management Datacenter Operations

DevOps Engineering

GitLab CI/CD Ansible Chef Docker Kubernetes Jenkins Nexus Repository Harbor Registry SonarQube Automated Deployment Cloud Automation Process Automation

Cybersecurity

Penetration Testing Kali Linux Tenable Nessus Vulnerability Management Cybersecurity Audits Security Awareness Training KRITIS Infrastructure Network Security Palo Alto Firewalls

Software Engineering

Go Python Shell / Bash PHP JavaScript HTML / CSS .NET / VB.NET MySQL REST APIs

Work Experience and Employer Stations

2021 – Present DevOps Engineer & IT Consultant German Airline Industry (KRITIS) ›
  • Administration of technical infrastructure and data center (4th Level)
  • Conducting penetration tests and cybersecurity audits using Nessus & Kali Linux
  • Leading and developing various projects for clients and the Lufthansa Group
  • Developing and managing an automated cloud-native pipeline cluster (CI/CD) for development environments
  • Designing automated and dynamic Docker tools
  • Providing support during the conceptualization and initiation phases of external projects
  • Creating trainee curricula and teaching trainees
  • Concept, planning and administration of Critical Environments (KRITIS)
2020 – 2021 IT Specialist & System Engineer Health Care Hospital ›
  • Monitoring and administration of data centers and IT security
  • Senior administration of technical infrastructure (4th Level)
  • Leading and executing IT projects in the healthcare sector
  • Conducting penetration tests and cybersecurity audits using Nessus & Kali Linux
  • Developing various internal automation software
  • Planning and developing software eGKovidor (Covid-19 vaccination proof)
  • Creating trainee curricula and teaching trainees
  • Concept, planning and administration of Critical Environments (KRITIS)
2017 – 2019 IT Specialist, System & Datacenter Engineer World-leading equipment provider (egg, poultry & pig production) ›
  • Optimization of global (SD-)WAN connections
  • Administration and monitoring of worldwide data centers (4th Level)
  • Planning, leading, and executing global IT projects
  • Conducting penetration tests and cybersecurity audits using Nessus & Kali Linux
  • Creating trainee curricula and teaching trainees
  • Worldwide business travel for data center operations
2015 – 2017 IT Specialist & System Engineer Software manufacturer for industrial production automation ›
  • Global technical commissioning of automated production facilities
  • Planning and execution of global projects
  • Global technical support services for end customers
  • Development of internal software using Microsoft .NET Framework
2012 – 2015 Trainee — IT Specialist North Germany’s leading tax consulting company ›
  • Training to become an IT specialist for system integration
  • Supervision and monitoring of the local data center
  • Development of various internal software using PHP and MySQL
  • Support and administration of technical infrastructure (1st & 2nd Level)