10/14/2025 updated
100 % available
SRE Engineer / Senior Administrator Atlassian (Jira & confluence)
Paris, France
Only remote
Master's in Software QualityAbout me
SRE Engineer with 9 years of IT experience, including 6+ years specializing in the Atlassian ecosystem (Jira & Confluence). Proven ability to manage large-scale infrastructures, lead Atlassian migrations, and contribute to high-impact projects within international and demanding environments.
Java (Programming Language)JavaScript.NET FrameworkData AnalysisAtlassian ConfluenceAtlassian JiraAutomationBootstrap (Software)C Sharp (Programming Language)Cascading Style Sheets (CSS)Cloud ComputingComputer ProgrammingContinuous IntegrationData CentersLinux
Atlassian Ecosystem Administration
Advanced administration of Jira and Confluence environments including data center management, cloud migrations, and infrastructure optimization
Site Reliability Engineering
Comprehensive SRE practices with 9 years of IT experience including performance optimization, CI/CD automation,support and application security
DevOps and Infrastructure Management
Linux systems administration, container orchestration, monitoring solutions, and automated deployment pipelines
Database Management
PostgreSQL, MySQL, SQL Server administration and MS Access integration
Programming and Development
Java, JEE, C#, Groovy scripting, HTML/CSS, JavaScript, Bootstrap, WordPress, and .NET development
Monitoring and Analytics
JMX monitoring, Garbage Collection optimization, ELK stack implementation, Logstash, and Kibana configuration, elastic , grafana
Cloud and Virtualization
Docker containerization, VM patching, cloud infrastructure management, and migration projects
ITSM Tools
ServiceNow platform administration and Unity integration, JSM
Experience
Professional experience5 - 10 years
Freelancer since2017
Languages
ArabicNative speakerEnglishFluentFrenchFluent
Project history
Administered and maintained Jira Data Center with high availability, managed infrastructure including RedHat/CentOS servers, PostgreSQL, NFS, HAProxy, and SLB. Applied plugin updates, VM patching, user access management, and optimized performance through JVM tuning and monitoring.
Managed Atlassian instances with advanced Jira administration for workflows, permissions, custom fields, and screens. Led Jira/Confluence Cloud migration projects, provided incident resolution, and developed corrective scripts in Groovy while supporting Agile project setups.
Led IT teams and coordinated Atlassian projects. Installed, configured, and maintained Jira/Confluence on-premise and Cloud environments. Drafted technical specifications, provided Level 2/3 support, performed version upgrades, and executed migration plans.