Senior System Administration Engineer

1 week ago

th of October City, Egypt Orange Egypt Full time

**Purpose of the job**

Lead design and administration of secure, scalable Linux/UNIX-based systems across public/private cloud and telco environments. Support automation, virtualization, storage, and infrastructure resilience while collaborating across IT and engineering domains.

**Duties and responsibilities**
- Design, implement, and manage hybrid infrastructure across public, private, and Telco clouds
- Administer Linux/UNIX systems with a focus on performance, security, and automation
- Deploy and manage virtualization platforms (VMware, OpenStack) and SDN/SDS solutions
- Implement Infrastructure as Code (Terraform, Ansible) for consistent configuration management
- Manage multi-cloud environments (AWS, Azure, GCP) with a focus on cost optimization and resilience
- Build and maintain CI/CD pipelines and serverless deployments
- Enforce security architecture (Zero Trust, RBAC) and ensure compliance standards are met
- Configure and troubleshoot networking, identity, and storage architecture
- Maintain high availability, disaster recovery, and business continuity solutions
- Deploy and monitor observability tools (Prometheus, Grafana, EFK Stack)
- Collaborate on OSS/BSS integration and Telco orchestration (ONAP, ETSI MANO)
- Document processes and provide mentorship on emerging infrastructure technologies

**Job specification**

**Education**

Bachelors in communication engineering, Computer Science, or related field

**Experience**

6+ years in system administration, including multi-cloud and telecom infrastructure

**Must-Have Skills**
- Cloud architecture (Public, Private, Telco: AWS, Azure, GCP)
- Infrastructure as Code (Terraform, Ansible)
- CI/CD, serverless, security & compliance (Zero Trust)
- Kubernetes, NFV/CNF/VNF, and Telco orchestration (ONAP, ETSI MANO)
- SDN, storage solutions, OpenStack, VMware
- Disaster recovery, observability, and OSS/BSS integration

**Good-to-Have Skills**

**Red Hat Linux**
- RHEL admin, package & file system management, firewall, networking, automation
- Troubleshooting, Red Hat Satellite, Ansible for sysadmin tasks

**OpenShift**
- Cluster and storage management, CI/CD (Tekton, Jenkins), RBAC, logging (EFK), monitoring (Prometheus, Grafana), Operators, ACM/ACS

**VMware**
- vSphere, ESXi, vCenter, HA/DRS, distributed networking, storage, lifecycle management, and performance tuning

**Contrat**:
CDI

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