Full TimeInformation Technology Apply by August 5, 2026

System Administrator - Telecommunication Managed Services

Dipole Group
Dipole Group
Sydney·Australia
Posted on June 14, 2026
Estimated Salary
AUD 20,000 - 25,000 / MONTH
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Description

We are seeking a skilled System Administrator with strong Linux and VMware expertise to support and maintain enterprise infrastructure within a Telecommunication environment in a Managed Services team. The successful candidate will be responsible for managing Linux servers, VMware virtualization platforms, system performance, security, and operational stability while ensuring high availability of critical telecom and business systems.

This role operates in a 24/7 managed services setup supporting large-scale telecom infrastructure, where stability, performance, and rapid incident resolution are critical.

Key Responsibilities

  • Install, configure, administer, and maintain Linux server environments (Red Hat, CentOS, Ubuntu, SUSE, or equivalent).
  • Manage and support VMware vSphere, ESXi hosts, vCenter, virtual machines, and associated infrastructure components.
  • Perform server provisioning, patch management, upgrades, and system hardening activities.
  • Monitor infrastructure health, capacity, performance, and availability across physical and virtual environments in a telecom production environment.
  • Troubleshoot Linux OS, VMware, storage, and networking issues impacting telecom services.
  • Configure and maintain user accounts, permissions, authentication services, and security policies.
  • Support backup, disaster recovery, and business continuity processes aligned with telecom SLAs.
  • Implement and maintain system monitoring and automation tools used in managed services operations.
  • Perform root cause analysis and proactively resolve infrastructure incidents within SLA timelines.
  • Create and maintain technical documentation, operational procedures, and system configurations.
  • Collaborate with network, storage, backup, security, and other teams to ensure seamless service delivery.

Requirements

  • Strong Linux and VMware expertise.
  • Experience with Linux server environments (Red Hat, CentOS, Ubuntu, SUSE, or equivalent).
  • Knowledge of VMware vSphere, ESXi hosts, vCenter, and virtual machines.
  • Ability to troubleshoot Linux OS, VMware, storage, and networking issues.
  • Experience with system monitoring and automation tools.
  • Strong problem-solving and analytical skills.
  • Excellent communication and collaboration skills.
  • Ability to work in a 24/7 managed services environment.
Interested in this position? Submit your application to Dipole Group before the deadline.
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DEADLINE: August 5, 2026

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