Reza S. - SRE Engineer

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Erkrath, Germany

Experience

Jan 2023 - Present

2 years 9 months

Switzerland

SRE Engineer

RSRG.

Support and migration of backups
Software automation with ArgoCD and Terraform on AKS & EKS
Migration to AWS and Azure cloud, CI/CD deployment with GitLab
Preparation of communications and system monitoring with Grafana/Prometheus on OpenShift 4 (on-premise)
Promoting cloud knowledge within the company
Collaboration with infrastructure and development teams, tasks such as testing, documentation, and ticket management with Jira and Confluence
Building, implementing, scaling, and monitoring networks/security (VPCs, SGs, WAF, ACLs, CloudWatch, X-Ray) in our AWS and Azure infrastructure (Log Analytics).

Sep 2022 - Jan 2023

5 months

Berlin, Germany

DevOps and Linux Admin

BDR

Linux server administration (RedHat & SLES) and software automation with Terraform & Ansible
Migration from Rancher 2 to OpenShift 4
CI/CD deployment using GitLab, ArgoCD, and Helm charts
Monitoring of K8s clusters with Grafana/Prometheus, log management with ELK Stack
Promoting cloud expertise within the company and with clients, collaborating with development teams for seamless integration and deployment processes.

Jan 2021 - Jul 2022

1 year 7 months

Walldorf, Germany

DevOps and Linux Admin

SAP

Management and development of the Linux system environment (RedHat & CentOS)
Process automation, patching, and optimization with Ansible & shell scripting
Monitoring with Nagios, incident and problem management with Jira
Participation in DevOps and project teams
Planning and management of Linux infrastructure services like Apache, DNS, DHCP, routing, firewall, IP tables, LDAP, and containers (Docker)

Aug 2019 - Oct 2020

1 year 3 months

Bonn, Germany

DevOps and Linux Admin

BWI

Management, patch management, and operation in the Linux environment (RedHat & Ubuntu)
Development of CI/CD automation with Jenkins and Nexus
Implementation and monitoring of on-premise infrastructure with Grafana/Prometheus
Automation of infrastructure with Terraform and other tools
Monitoring and optimization of the K8s cluster, maintenance of IT infrastructure in development environments
Collaboration with development teams
Support in preparing Node.js software artifacts, further development of configuration management and monitoring and logging stacks.

Oct 2018 - Jul 2019

10 months

Munich, Germany

System and Linux Admin

Ergo

Operation and maintenance of Linux machines (SUSE & Red Hat) including various services
Installation and configuration of the ELK stack on Docker with Kafka
Encryption of web servers and the ELK stack using Let's Encrypt
Automation using shell and Python scripting
Ensuring platform stability, administration in Keycloak
Creation of support tickets, introduction and documentation of DevOps processes with Jira and Confluence
Maintenance and development of applications and services on AWS & Azure
Automation of system landscapes with Terraform & Ansible

Feb 2018 - Oct 2018

9 months

Frankfurt, Germany

DevOps and Network Admin

InG Diba

Incident management, operational support, customer consulting, and ticket handling
Managing Linux systems and users using LDAP
Operating servers under SLA conditions and configuring CI/CD platforms
Installing and configuring applications on Kubernetes with Helm and ArgoCD
Setting up build and release management
Managing container platforms and configuration management using tools like Terraform and Ansible.

Apr 2017 - Feb 2018

11 months

Wiesbaden, Germany

System and Cloud Admin

HZD

Managing Linux systems (RedHat) as well as web and application servers (Tomcat, JBoss)
Promoting virtualization with Docker and OpenStack solutions
Building and deploying using Jenkins and Maven
Setting up Rancher Kubernetes, application monitoring, scripting, and software packaging
Handling tickets, managing and optimizing networks, maintaining network components, IT security related to firewalls, and analyzing network infrastructure.

Jun 2016 - Mar 2017

10 months

Frankfurt, Germany

Application Manager and DevOps Admin

DB Systel

Coordinating and aligning projects, planning and implementing systems on Windows and Linux, scripting, and automation
Managing web and application servers, designing NoSQL data structures, and handling application management
Introducing container solutions, monitoring AWS cloud services, and collaborating with development teams
Evaluating requirements, management control (problem, incident, change), and active project involvement
Managing Citrix XenApp
Leading implementation of operational concepts, creating and maintaining documentation, and providing support and training.

Oct 2015 - May 2016

8 months

Frankfurt, Germany

System and Network Admin

Deutsche Bank

Installing and operating Windows and Linux infrastructures
Managing the VMware server environment, development with Ansible and ShellScript
Introducing container solutions like Docker and OpenShift
Providing server and client support, configuring various applications, network analysis in a CISCO environment, network configuration for two data centers in Frankfurt am Main and Düsseldorf, and working with various Cisco devices.

Mar 2015 - Aug 2015

6 months

Heilbronn, Germany

System Admin

Lidl

Installing and managing IT infrastructures on Windows and Linux and ensuring high system availability
Monitoring with Nagios, technical implementation, and leading team projects
Working in security-sensitive environments, managing Oracle databases and VMware virtualization, as well as user management and access permissions with LDAP and AD.

Feb 2014 - Dec 2014

11 months

Aschaffenburg, Germany

Middleware Admin and DevOps Admin

Linde GmbH

Analysis and optimization of middleware systems
Windows Azure administration and moving services to the cloud, plus project work focused on application servers
Monitoring system processes with Nagios & ICINGA
Extensive work with Oracle and PostgreSQL databases, including upgrades and backups
Website development with WordPress and Dreamweaver, scripting, and VMware virtualization management.

Mar 2013 - Dec 2013

10 months

Frankfurt, Germany

System and Network Admin

Acarda GmbH

Operation and troubleshooting of LAN/WAN environments, Windows Server 2008 to 2012 and other systems.
Management of storage systems, data backup and restoration.
Implementation of security concepts and corporate standards.
Connecting and optimizing locations, IT support, installation and configuration of various technologies and systems.
Customer project management, network planning, scripting, testing, and system troubleshooting.

May 2012 - Dec 2012

8 months

Bonn, Germany

System Admin

Deutsche Post AG

Administration and configuration of Windows and Linux servers, Oracle 10g
Management and development, data format conversion with Perl, Citrix XenApp 6
Administration and installation on Windows terminal servers, plus testing and implementing new hardware and software.

Feb 2011 - Feb 2012

1 year 1 month

Hamburg, Germany

Oracle DBA

Cubic Transportation System

Installation and management of Oracle 11g database systems
Management of VMware infrastructures with vCenter
Analysis of data center architectures, installation of JEE applications, redesign of web layouts, and maintenance of desktop workstations.

Jul 2008 - Dec 2010

2 years 6 months

Hanover, Germany

Linux Admin

Finanz Informatik

Management and development of the Linux client/server landscape
Network monitoring, helpdesk support with Jira, server troubleshooting, comprehensive Linux administration with various services and tools
Management of server operating systems, continuous IT optimization, Citrix system administration, and documentation of the Citrix XenApp infrastructure with Confluence.

Summary

I have been successfully working as a freelancer in Germany since 2007. As an experienced DevOps and cloud expert with 5 years of AWS and Azure experience, I bring extensive knowledge and technical skills. My expertise includes automating deployments, scaling, and monitoring cloud infrastructures, especially with tools like Ansible, Terraform, and Jenkins. I have 5 years of Azure experience, monitoring with Grafana, CI/CD, Kubernetes, and Terraform. I work effectively with cross-functional teams and can communicate complex technical concepts clearly. I have extensive experience implementing security best practices and migrating applications to the cloud. My ability to solve complex technical problems and find creative solutions makes me a strong candidate for any DevOps and cloud role.