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Mohamed KarimMK

Mohamed Karim

Integration Engineer, Prod and SysOps

€500/day
Guyancourt, FR
15+ years

Average response time: 1 hour

Freelancer profile translated to English.
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About Mohamed

Integration, Production & SysOps Engineer, I help companies to make their systems reliable, secure their deployments, and accelerate the production of their applications. With over 15 years of experience in demanding environments (banking, industry, telecoms), I intervene quickly to resolve critical incidents, optimize your architectures, and automate your processes (CI/CD, containerization, cloud). I provide concrete and directly usable solutions, whether for stabilizing production, successfully migrating, or implementing a modern and secure architecture. Today, I also integrate AI solutions (LLMs, automation, workflows) to create value quickly and prepare your systems for the challenges of tomorrow. If you are looking for a reliable, operational, and results-oriented profile, capable of taking ownership of your technical topics from end to end, I can assist you.
  • French

    Native or bilingual

  • English

    Conversational

Can work on-site
Guyancourt (up to 50km)

Experience

  • KleeGroup
    SysOps Engineer
    January 2024 - Today (2 years and 5 months)

    In Run mode: MCO

    • Resolution of production incidents
    • Management and monitoring of production alerts under Jira
    • Documentation management under JIRA: Addition and modification of Confluence pages and operational documentation
    • Monitoring, surveillance, and administration of Centreon alerts
    • Implementation of monitoring for new platforms and applications
    • Monitoring update
    • Management of Centreon logs and reports
    • Downtime management
    • Maintenance in operational condition of applications
    • Management of technical analysis workshops with stakeholders: TMA, Client

    In Project & Deployment mode:

    • Guarantee of the technical architecture of the implemented solution and drafting: CAT and DAT
    • Pre-production setup: all types of deployment (via Gitlab-CI/CD, Ansible, ArgoCD or manual)
    • Steering the deployment of applications across all environments
    • Drafting of technical documentation: DAT, PRA, DEX, MOI, etc.
    • Steering the implementation of application flows defined in the DAT
    • Implementation of SSO for projects: monitoring requests, integration tests, management of AD groups and users, implementation of the solution in production

    System and Security Engineering:

    • Provisioning of Cloud resources; Vsphere and Openstack (OVH): Management
    • VM, Volumes, Networks, etc.)
    • Installation of system patches (Linux and Windows)
    • Security monitoring and updates: installation of security patches
    • Monthly exports of users for access security reviews: RDM,
    • Gitlab, Centreon, etc.
    • Certificate management: Renewal, deployment, and generation of
    • new certificates (OpenSSL)

    Tool and Database Administration:

    • Gitlab and Jenkins Administration
    • Centreon 24.04.9 Administration
    • AWX Administration
    • ARGOCD Administration
    • COMMVAULT 11.28.58 Administration
    • Database Administration: PostgreSQL, MariaDB, Oracle
    Jira Centreon Gitlab ArgoCD Openstack
  • SUEZ
    Application Integration Manager (Technical Architect)
    January 2022 - December 2023 (1 year and 11 months)

    In Run mode: Application Support Level 3; Technical Referent (architecture & flows)

    • Provide Level 3 application technical support to POAs and TMA for over 8 projects
    • Resolution of production incidents
    • Proposal of technical solutions or evolutions for applications in production
    • Organization of technical analysis workshops with POAs, publishers, and external integrators
    • Update of technical deliverables: DAT, DEX, PRA, Exploitation Sheet, etc.
    • Deployment of containerized applications
    • Modification and customization of Docker images
    • Creation of operational scripts for containerized applications: (stop, restart, reboot, etc.)

    In Project mode: Technical Referent and Architecture Guarantor:

    • Entry point and sole point of contact for the IT department on technical & application topics
    • Guarantee of the architecture of the implemented solution: drafting, CAT, DAT
    • Support for the project team (CP, RAM, POA) and facilitator for all technical aspects. Participation in various project workshops and meetings from design to MEP
    • Steering the deployment of infrastructures: Cloud (IaaS and PaaS) and on-premise
    • Steering the deployment of applications across all environments: Drafting of the DIN and DEX and monitoring the implementation of the Azure DevOps pipeline
    • Steering technical teams to implement the best solution meeting business needs (integrators, hosts, ITS, Architects)
    • Steering the implementation of application flows defined in the DAT
    • Implementation of SSO for projects: monitoring requests, integration tests, management of AD groups and users, implementation of the solution in production

    Technical Environment:

    Azure Cloud, OVH, Docker and Docker-compose, Linux Red Hat Enterprise 7.6, Ubuntu 20.04, 22.04 LTS and Windows-2019 and Win10. SQL server 2019, MySQL8.0.19, RDS, RDWeb, DevOps Tools: Azure DevOps, Jenkins, Git
    Azure DevOps ArgoCD Application Integration Microsoft RDS Linux
  • Crédit Agricole : (CA-PS à SQY)
    Applications Technical Manager
    February 2019 - December 2021 (2 years and 10 months)

    Mission:

    • Technical manager of the Instant Payment Application
    • Integration of the Instant Payment application
    • Technical manager of the MADRE-ICS Blockchains Ethereum Application)

    Services Provided:

    • Organization of communication with all project stakeholders (External partners (other banks), development teams, functional and load testing teams, infrastructure, business, SI architecture, production...)
    • Facilitation of meetings and monitoring of work with architects
    • Validation of the architecture with production teams
    • Request for platform creation and monitoring of achievements
    • Platform management (qualification)
    • Management of application evolutions in qualification: Installation of new application versions
    • Management of application changes: Application configuration and system adaptation
    • Automation of operational tasks: Creation, modification, and redesign of all installation and operational scripts.
    • Technical and functional testing in qualification
    • Technical support for project, business, development, and production teams
    • Level 3 application support
    • Preparation and monitoring of MEPs: creation of MEP roadmap, drafting of MEP documents (installation procedure, Exploitation Dossier, Supervision and backup dossier)
    • Implementation of CFT flows for applications (configuration requests, sending scripts, and transfer tests via EST)
    • Creation of batch scripts, testing, and N3 support for the batch part

    Technical Environment:

    Linux Red Hat Enterprise 7.6, AIX 7.1, Oracle 12.1, MySQL8.0.19, Block-chain (Ethereum), GegaSpaces XAP14.2, Apache 2.4, Tomcat8, MQ 8.0, Soap-UI,
    NodeJS, Jenkins, Git, Ansible

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Education

  • Azure DevOps: Pipeline Configuration and Deployment Automation
    2022
    Azure DevOps : Configuration pipeline et automatisation des déploiement
  • DevOps - Introduction to Key Foundations and Principles
    (Certified Udemy
    2021
    DevOps - Introduction aux fondements et principes clés

Categories

  • Other