05/21/2026 updated

MK
100 % available

Senior Cloud / SRE / DevSecOps Engineer

cairo, Egypt
Only remote
Bachelor Degree in Computers & Networks
cairo, Egypt
Only remote
Bachelor Degree in Computers & Networks

Profile attachments

protcm_CV_Mohamed_Khalifa-1.pdf

About me

Skilled DevOps Engineer with 11+ years of hands-on experience supporting, automating, and optimizing mission compliance-aligned operations across AWS, Azure, GCP, and Oracle OCI . Familiar with Saudi Arabia cloud/security including NCA ECC/CCC-aligned controls and data protection requirements.

PHPDotNetNukePython (Programming Language)Golang
Cloud Platforms & Infrastructure
Expertise across AWS, Azure, GCP, OCI, and on-premises infrastructure, including design, implementation, and operation of highly available, scalable, and resilient environments. Proven track record in building Azure landing zones, VPC design, NAT gateways, VPN connectivity, firewall policies, and secure workload connectivity.

CI/CD & Automation
Deep knowledge of CI/CD tooling including Azure DevOps, Jenkins, GitHub Actions, GitLab CI/CD, and Argo CD. Automation of infrastructure provisioning and application delivery using Terraform, Ansible, Helm, and reusable Infrastructure as Code modules across multiple environments and teams.

DevSecOps & Security
Application of DevSecOps practices across the full delivery lifecycle, including SAST, DAST, SCA, IaC scanning, container image scanning, secret scanning, SBOM, policy as code, RBAC, IAM, KMS, vulnerability management, runtime security, and compliance-aligned baselines. Experience with Prisma Cloud, SIEM integrations, and Nessus-based vulnerability workflows.

Containers & Orchestration
Extensive use of Docker, Kubernetes, Helm, OpenShift, Rancher, and GKE for containerized workload management, multi-environment deployments, cluster configuration, workload rollout, scaling, and operational support.

Observability & Reliability
Setup and management of centralized observability stacks using Prometheus, Grafana, Loki, ELK, Datadog, Dynatrace, Zabbix, Sentry, Jaeger, Cloud Monitoring, and Cloud Logging. Definition of SLIs/SLOs, alert tuning, and structured incident response including runbooks and postmortem practices.

Data & Platform Services
Design and provisioning of data platform infrastructure using BigQuery, Dataflow, Pub/Sub, Cloud Storage, S3, Glue, EMR, Redshift, Athena, SageMaker, and Azure ML to support scalable data processing, analytics, and machine learning workloads.

Linux Administration & System Hardening
Administration of Linux-based servers including advanced system hardening, patch management, PAM configuration, SSH security policies, file system permissions, auditd configuration, and user access control enforcement. Performance analysis and tuning across CPU, memory, and I/O.

Scripting & Automation Tools
Development of automation tools and scripts using Python and Bash to streamline infrastructure operations, reduce manual workload, and build reusable automation modules supporting infrastructure provisioning and environment standardization.

Networking & Connectivity
Design and management of secure network architectures for cloud and hybrid environments, including VPC design, NAT gateways, VPN connectivity, firewall policies, subnet segmentation, DNS, SSH, FTP, NTP, and iptables/firewalld configuration.

Experience

Professional experience10+ years
Freelancer since2019

Languages

ArabicNative speakerEnglishFluent

Project history

Senior Cloud / SRE / DevSecOps Engineer

Protagona
Designed and implemented monitoring, scaling, and performance improvement solutions for cloud-native workloads across AWS, Azure, GCP, and on-prem infrastructure. Built and maintained Azure landing zones, CI/CD pipelines using Azure DevOps, GitHub Actions, GitLab CI/CD, and Argo CD. Automated infrastructure provisioning using Terraform and Helm. Managed Kubernetes workloads, provisioned GCP services including GKE, BigQuery, Dataflow, and Pub/Sub. Implemented IAM, KMS, and Secret Manager controls. Configured centralized observability using Prometheus, Grafana, ELK, and Cloud Monitoring. Applied DevSecOps practices including SAST, DAST, SCA, IaC scanning, container image scanning, and compliance-aligned baselines. Supported GPU-enabled workloads and ML platforms. Developed automation scripts using Python and Bash.

DevSecOps / SRE / Cloud Engineer

Youxel
Designed, implemented, and optimized monitoring, scaling, and performance solutions for cloud-native workloads across AWS, Azure, and GCP. Built, deployed, and managed containerized applications using Docker, Kubernetes, Argo CD, Jenkins, and Ansible. Developed and maintained CI/CD pipelines and GitOps workflows. Implemented DevSecOps controls including vulnerability scanning, compliance checks, and secrets management. Introduced API security, container security, and public cloud security practices using Prisma Cloud, SIEM, and Nessus. Supported ML/data platform operations and GPU-enabled workloads. Defined and implemented SLIs/SLOs for critical services integrating with Prometheus and Grafana. Improved incident response processes with structured runbooks and postmortem practices.

DevOps / Cloud Engineer

J-Technology
Designed and automated cloud infrastructure across Microsoft Azure, AWS, and GCP. Provisioned and managed infrastructure using Terraform and IaC principles. Built and maintained CI/CD pipelines integrating DevSecOps practices including vulnerability scanning, compliance validation, and secure release controls. Implemented security controls covering IAM policies, API security, container security, and workload protection. Utilized Prisma Cloud, SIEM/SOAR integrations, Nessus, and CrowdStrike for threat detection and vulnerability management. Implemented centralized observability using CloudWatch, ELK Stack, and Prometheus. Led cost optimization initiatives and contributed to compliance alignment with PCI-DSS and CCPA frameworks.

Cloud / DevOps Engineer

Dukes
Designed and implemented cloud and hybrid infrastructure across AWS, Microsoft Azure, and on-premises environments. Built and maintained CI/CD pipelines enabling automated build, test, and deployment workflows. Introduced GitOps practices for infrastructure and application deployment. Automated infrastructure provisioning using scripting and IaC principles. Strengthened platform security through system hardening, IAM policy enforcement, secrets management, and secure configuration. Integrated security practices into delivery pipelines including vulnerability scanning and compliance validation. Monitored system performance and availability, performing troubleshooting, capacity planning, and performance tuning. Mentored junior engineers on DevOps practices and automation.

Linux Administrator

Military Forces
Administered and maintained Linux-based servers supporting mission-critical systems and internal operational services. Performed advanced system hardening including patch management, PAM configuration, SSH security policies, and user access control enforcement. Managed system lifecycle operations including package management, kernel updates, scheduled jobs, and backup/recovery procedures. Monitored system performance and availability using logging and monitoring tools. Configured and supported core network services including DNS, SSH, FTP, NTP, and firewall rules. Automated routine administrative tasks using shell scripting (Bash). Performed incident response and root cause analysis for system and service outages.

Help Desk

Oscar
Provided first-line technical support for Windows/Linux operating systems, business applications, and end-user environments. Diagnosed and troubleshot system, network, and user-related incidents. Managed user accounts, permissions, and access control tasks. Assisted in system setup, software installation, patching, and endpoint configuration. Documented incidents, resolutions, and standard operating procedures. Automated repetitive support tasks using basic scripting.

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