Senior Linux & Database Infrastructure Engineer

We are seeking an experienced Senior Linux & Database Infrastructure Engineer to drive the reliability, scalability, and performance of our mission-critical, large-scale telecom environment. In this high-impact role, you will transition from routine operational maintenance to architecting, optimizing, and managing high-availability database clusters, containerized environments, cloud virtualization, and enterprise Linux platforms. Key Responsibilities 1.

Education

Bachelor's degree in Computer Science, Telecommunications Engineering, Information Systems, or a related technical field.

Experience

5+ years of hands-on professional experience in Enterprise Systems Administration, Database Administration, and Infrastructure Engineering within large-scale production environments (Telecom experience preferred). Technical Expertise Advanced Linux Administration: Deep expertise in Linux CLI, systemd, kernel optimization, memory management, storage subsystems (SAN/NAS/NFS), and storage management. Database Administration & SQL: Mastery in relational database management systems (RDBMS), SQL execution plan analysis, high availability (RAC/Data Guard/Replication), schema partitioning, and automated backup strategies. Cloud & Virtualization: Strong hands-on experience managing OpenStack tenants/infrastructure and core virtualized components. Container Orchestration: Direct experience building and managing Docker containers and production Kubernetes clusters. Enterprise Networking: Solid grasp of TCP/IP, OSI layers, DNS, routing protocols, NAT/CGNAT, firewalls, and network troubleshooting utilities (netstat, ss, tcpdump). Automation & IaC: Proficiency in Shell scripting, Python, and configuration management tools (e.g., Ansible). Preferred Certifications (Highly Regarded) Certified Kubernetes Administrator (CKA) or Certified Kubernetes Application Developer (CKAD) Red Hat Certified Engineer (RHCE) or Red Hat Certified Architect (RHCA) Oracle Certified Professional (OCP) or equivalent RDBMS certification Certified OpenStack Administrator (COA) Cisco Certified Network Associate (CCNA) / Professional (CCNP)