Systems Administrator - Customer Onboarding & Transition at Centorrino Technologies | AU | Rezi

Systems Administrator - Customer Onboarding & Transition at Centorrino Technologies

Systems Administrator - Customer Onboarding & Transition

Centorrino Technologies · AU

3 days ago

Systems Administrator - Customer Onboarding & Transition

Centorrino Technologies · AU

4 days ago
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About the Role

This role is responsible for the successful technical onboarding of new Managed Services customers across Australia, combining hands-on systems administration, infrastructure engineering, documentation, technical discovery, and customer engagement.

Responsibilities

  • Travel nationally to customer sites to onboard new Managed Services customers and assess their IT environments.
  • Perform technical discovery across servers, endpoints, networks, Microsoft 365, Entra ID, Active Directory, security and backup platforms.
  • Deploy, configure and validate monitoring, management and security tools, ensuring customers are fully operational and support-ready.
  • Administer and support Windows Server environments, Microsoft 365, Active Directory, DNS, DHCP, Group Policy, VMware and Hyper-V platforms.
  • Deliver infrastructure upgrades, migrations, backup solutions and disaster recovery initiatives.
  • Identify, troubleshoot and resolve complex technical issues and risks before customers transition to Business-as-Usual (BAU) support.
  • Document customer environments, create network and infrastructure diagrams, and provide clear technical recommendations and handovers.
  • Collaborate with Transition Managers, Service Desk, Systems, Network and Security teams to deliver onboarding projects on time.
  • Build strong customer relationships, communicate technical concepts clearly, and provide a seamless onboarding experience from discovery through to transition.

Requirements

  • 3+ years’ experience in Systems Administration, Infrastructure Engineering or a Managed Services (MSP) environment.
  • Strong hands-on experience with Microsoft Windows Server, Microsoft 365, Active Directory and Entra ID.
  • Solid networking knowledge across DNS, DHCP, TCP/IP and VLANs.
  • Experience supporting and troubleshooting complex infrastructure environments.
  • Exposure to VMware, Hyper-V, endpoint management and remote monitoring and management (RMM) platforms.
  • Strong documentation, problem-solving and technical troubleshooting skills.
  • Excellent communication skills, with the ability to engage effectively with customers and stakeholders.
  • A current Australian Driver’s Licence and the ability to travel regularly across Australia.
  • A valid Vulnerable People / Working with Children Check (WWCC) and Police Check are required.

Skills

  • Systems Administration
  • Infrastructure Engineering
  • Managed Services (MSP)
  • Microsoft Windows Server
  • Microsoft 365
  • Active Directory
  • Entra ID
  • DNS
  • DHCP
  • TCP/IP
  • VLANs
  • VMware
  • Hyper-V
  • Endpoint management
  • Remote monitoring and management (RMM)
  • Documentation
  • Problem-solving
  • Technical troubleshooting
  • Communication

Location

  • New South Wales
  • Australia

Work Type

  • Customer Onboarding
  • Transitions

Experience Level

  • 3+ years

Benefits

  • Extensive training and development opportunities
  • Extensive discounts and benefits
  • Choice of IT equipment
  • Access to cost-price tech for personal needs
  • Fun team events

About the Company

  • Centorrino Technologies (CT) is a community that goes beyond expectations, recognized as a Great Place to Work in 2025 and Top 5 Inspiring Workplaces for 2026, with an outstanding eNPS score of 68.
  • CT is on a mission to redefine the customer experience.
  • CT celebrates diversity and enables every voice to be heard as we drive to create the world we want.
  • CT is a hub of inspiration and creativity where employees love to work.

Equal Opportunity

  • CT celebrates diversity and enables every voice to be heard as we drive to create the world we want.
  • Apply today and be part of a team that values innovation, inclusivity, variety and diverse backgrounds.