Georgios Christopoulos
Thessaloniki,
Summary
Enthusiastic Computer Science Graduate - Cisco Certified Network Associate (CCNA R&S) looking for a job in Network Security and Data Science. Eager to apply and expand his knowledge in the Networking & Analytics Fields. Motivated to learn and grow.
Overview
8
8
years of professional experience
4
4
years of post-secondary education
3
3
Certifications
Work History
DevOps Engineer
Deutsche Telekom Cloud Services
12.2022 - Current
- Administering cloud resources (AWS)
- Containerization & Container Orchestration (Docker & Kubernetes)
- Infrastructure as Code (Golang & Pulumi)
- Maintaining CI/CD Pipelines using GitLab CI
- Implementing GitOps approach (Flux/ArgoCD)
- Platform Monitoring (Prometheus/Grafana)
Site Reliability Engineer (SRE/DevOps)
OSeven Telematics
12.2021 - 12.2022
- Administering cloud resources (Microsoft Azure, AWS, Hetzner)
- Containerization & Container Orchestration (Docker & Kubernetes/AKS)
- Troubleshooting application failures and problems, involving Kubernetes and Linux Servers (CentOS 7)
- Maintaining CI/CD Pipelines using Jenkins, Helm, Artifactory
- Code Analysis, using BitBucket Pipelines & SonarQube
- Infrastructure as Code (IaC), using Azure Bicep
Junior DevOps Engineer
VIDAVO S.A
07.2021 - 11.2021
- Linux System Administration - CentOS 7
- Maintain, Monitor (Zabbix), Upgrade, Deploy Linux VMs & Servers
- Enterprise network administration
- 2nd & 3rd level server-side support
Technical Support Engineer / Systems Engineer
ANTYXSOFT CLOUD
01.2021 - 07.2021
- Maintaining backbone infrastructure, keeping networks and systems fully operational
- Providing Cloud & DevOps Services (Microsoft Azure, Self-Hosted Public Cloud, Kubernetes)
- Helpdesk & Technical Support to partner companies and customers
- Systems monitoring, using several tools such as Zabbix and Datadog
Network Operations Center Engineer
Htelco
06.2020 - 10.2020
- Administering, monitoring and upgrading wireless network infrastructure (MikroTik, Ubiquiti).
- Performing troubleshooting to end-users
Software Developer (Python) - Internship
Hellenic Electricity Distribution Network Operator
07.2019 - 09.2019
- Designed, developed and implemented an in-house software application, used for data analysis and exploration.
Network Technician
Aristotle University Of Thessaloniki IT Center
10.2016 - 06.2019
- Installed, configured and monitored equipment for data communications networks including cabling, routers and switches.
Software Trainer & Support
Altec S.A
05.2017 - 11.2017
- Responded to support requests from end users, while communicating with the application development team.
Education
Bachelor of Science - Computer Science & Informatics
Aristotle University Of Thessaloniki
Greece 10.2015 - 03.2020
Master of Science - Systems Security
Aristotle University of Thessaloniki
Greece 04.2001 -
Skills
AWS
Certification
AWS Solutions Architect - Associate (SAA-C03)
Languages
English (Proficiency)
Greek
Bilingual or Proficient (C2)
Timeline
AWS Solutions Architect - Associate (SAA-C03)
01-2024
DevOps Engineer
Deutsche Telekom Cloud Services
12.2022 - Current
Site Reliability Engineer (SRE/DevOps)
OSeven Telematics
12.2021 - 12.2022
Junior DevOps Engineer
VIDAVO S.A
07.2021 - 11.2021
Technical Support Engineer / Systems Engineer
ANTYXSOFT CLOUD
01.2021 - 07.2021
Project Future, powered by ReGeneration | Data & Decision Sciences | 100 hours hands-on training
06-2020
Network Operations Center Engineer
Htelco
06.2020 - 10.2020
Cisco Certified Network Associate Routing & Switching (Cisco Incubator)
01-2020
Software Developer (Python) - Internship
Hellenic Electricity Distribution Network Operator
07.2019 - 09.2019
Software Trainer & Support
Altec S.A
05.2017 - 11.2017
Network Technician
Aristotle University Of Thessaloniki IT Center
10.2016 - 06.2019
Bachelor of Science - Computer Science & Informatics
Aristotle University Of Thessaloniki
10.2015 - 03.2020
Master of Science - Systems Security
Aristotle University of Thessaloniki
04.2001 -
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