GM - System Administration

Excitel Broadband · Gurgaon

  • Experience10–11 yrs
  • SalaryNot disclosed
  • Work modeonsite
  • Levelexecutive
  • Posted21 Sept 2026
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About Excitel Broadband

Excitel Broadband is hiring in Gurgaon in telecom. This role looks for around 10+ years of experience.

Skills

  • Linux administration
  • Windows Server
  • Software RAID
  • DNS
  • Docker
  • Apache
  • Nginx
  • PHP-FPM
  • Redis
  • VPN
  • OpenNebula
  • KVM Hypervisor
  • Bash Scripting
  • GitHub
  • MySQL
  • MariaDB
  • MySQL replication
  • VLAN
  • Observium
  • Grafana
  • Telegraf
  • Firewall management
  • SSL certificates

The role

A system administrator at a telecom company manages Linux administration, private cloud virtualization, and MySQL administration, while configuring network administration and infrastructure monitoring.

Full job description

Job SummaryWe are seeking a highly skilled and experienced Senior Infrastructure Engineer to manage and optimize our IT infrastructure across Linux and Windows environments. The ideal candidate will have deep expertise in systems administration, virtualization, storage, database, and network management, with a strong focus on ensuring reliability, security, and scalability of infrastructure services.

In this role, you will be responsible for overseeing Linux and Windows serve environments, managing enterprise-grade virtualization on private cloud platforms, and handling storage solutions and database systems. You will play a key role in maintaining network integrity, implementing backup and disaster recovery strategies, and supporting overall infrastructure performance.

Key Responsibilities:Linux and Windows Administration Software RAID installation and configurationOS patches update and fix vulnerability

Linux services managementTacacs configuration and managementRadius and RadMan configuration and managementDNS servers management (bind9)DNS records managementDocker installation and configurationApache and/or Nginx configuration and managementManaging PHP modules, including php-fpmAuto time synchronization (Chroync) across networksSpeedtest server configuration and management ○ Redis server configuration and managementVPN server configuration and management, client-side VPN configurationSnipe-IT management application installation and configurationOutline tool configuration and management

Virtualization on private cloudManage the Data Center Hosts via OpenNebula private cloud computing platformVirtual Machine creation as per the needs of the infrastructureVirtual Machine Template creationImage Template creationHot and Cold Virtual Machine migrationsImage creation from snapshotRestore VM through snapshot

Database Administration Database (MySQL and/or MariaDB) Administration including installation, upgrade and maintenance.MySQL replication.MySQL database backup and restoration.

Network AdministrationVirtual network configurationNIC Bonding configurationBridge, VLAN installation and configuration

MonitoringMonitoring tools Observium, Grafana, TelegrafMonitoring of File SystemsMonitoring system performance and capacity planningMonitoring of services

Security Firewall ManagementManaging SSL certificatesPort Management

Required Competencies:In-depth knowledge of one or more Linux: CentOS, Alma Linux, Ubuntu, Redhat, etc.Excellent knowledge and understanding of KVM HypervisorBash Scripting knowledge is a mustGitHub knowledgeBasic understanding for managing Windows serversExperience with any storage management system will be beneficialExperience with Storpool will be a great advantageExperience with any backup system, preferably BareosKnowledge of ITIL and DevOps processes will be an added advantageAble and willing to create and maintain SOPs and HOWTO documentationHas the ability to work alone for all the troubleshooting partGood R&D skillsExcellent analytical & problem solving & decision making skills.Business proficiency in English and excellent communication skills, both written and spoken

Work Experience & Qualifications● Degree in Computer Science or related field.● Proven work experience as Sys admin of 10+ years.