Ahmad Gharib

Experience

• 

  HSBC

  Jul 2014 - Sept 2014

  Intern

  Management & IT DepartmentOrganizing diagnosis reportsSolving employees technical problemsReceiving & studying departments weekly reports

• 

  HSBC

  Jul 2015 - Sept 2015

  Intern

  Lending DepartmentFile studying for car, home & personal loans pending for approvalOrganizing and double-checking customers monthly payments & ratesSystem Access for filling KYC reports

• 

  Ratio Plus sal

  Jun 2016 - Nov 2018

  IT Support Operator
• 

  Securealm S.A.L. Offshore.

  Nov 2018 - Apr 2023

  • Expertise in AWS architecture, delivering flexible, scalable, redundant, and fault-tolerant solutions.• Planned migration of running services in data-centers to AWS cloud and GCP.• Managed hosting environments for websites on Linux platforms utilizing Apache, NGINX, and HaProxy.• Proficient in Bash, PERL, and Python scripting for medium to high level automation and integration of third-party protocols and services.• Experienced in NGINX setup and performance tuning for web servers and transparent HTTPS/TCP proxying.• Developed new solutions and maintained persistent near real-time coupling across services by utilizing Confluent Apache Kafka and AWS SQS.• Advanced expertise in AAA solutions using FreeRadius, configuring custom hooks and logic through extension codes such as PERL. Weniger anzeigen • Proficient in Linux flavors such as RHEL, Debian, Ubuntu, and CentOS, specializing in implementation, administration, installation, and maintenance.• Expertise in setting up VPNs with various protocols including OpenVPN, L2TP, IKEv2, Wireguard, tailored for enterprise SaaS services.• Managed DNS servers using BIND/PDNS software suite, enabling SaaS Smart DNS solutions.• Monitored and maintained security and operational aspects of company servers and applications through custom and bulk alerts on Zabbix.• Administered Linux servers for various functions including RADIUS, mail, MySQL databases, and firewalls in both development and production environments.• Designed and managed Firewalls using IPTables for robust security measures.• Managed Cloudflare service for production web servers, ensuring security and resilience against cyber attacks.• Designed, managed, and automated module configurations and deployments using Puppet. Weniger anzeigen

  • Solutions Architect

    Sept 2021 - Apr 2023

  • Linux Systems Administrator

    Aug 2020 - Sept 2021

  • Technical Support Lead

    Sept 2019 - Aug 2020

  • Technical Support Agent

    Nov 2018 - Aug 2019
• 

  FOO

  Apr 2023 - now

  Systems Engineer

  • Took ownership of the architectural design, planning, and execution of flagship fintech applications on AWS Cloud.• Experienced in deploying Kubernetes Clusters using Amazon EKS, integrating popular plugins for enhanced functionality.• Implemented and managed Grafana/Prometheus/Loki stack for comprehensive observability and logging.• Demonstrated expertise in advanced networking utilizing AWS Transit Gateway with S2S VPN and Direct Connect for hybrid cloud architectures (Hub and Spoke).• Contributed to the transition from monolithic to Docker containerized applications using GitLab.• Operated on GitOps principles through GitLab, ArgoCD, and Helm, ensuring full automation of CI/CD processes.• Secured AWS cloud applications with a comprehensive security suite including WAF, Shield, GuardDuty, Inspector, Trusted Advisor, Config, and Security Hub.• Developed and implemented backup and data retention strategies for RDS, Elasticache, CloudWatch, and S3.• Managed on-premises fintech applications for banks with a monolithic architecture.• Utilized Jenkins CI/CD to streamline deployments in the enterprise development environment.• Implemented cost management and optimization strategies on AWS leveraging tagging and utilization principles.• Ensured compliance with PCI-DSS standards for data retention and end-to-end encryption.• Executed cost management and optimization strategies on AWS leveraging tagging and utilization principles.• Configured the Wazuh SIEM suite for logging and security alerts.• Experience in Systems automation using AWS SSM and Ansible Weniger anzeigen