H

Howden

Global insurance intermediary and broker network

IT Helpdesk Specialist

System AdministrationPosted on Nov 12
Full-timeAthens, GreeceIn-person

About the Job

Requirements

  • Three to five years of experience in an IT helpdesk, desktop support, or junior systems administration role.
  • Strong working knowledge of Windows Server (2016/2019/2022), Active Directory, and Group Policy.
  • Hands-on experience administering Microsoft 365, including SharePoint, Intune, and Entra ID.
  • Familiarity with Azure fundamentals, including virtual machines, storage, Entra ID/Azure AD, and basic networking.
  • Working knowledge of networking concepts, including TCP/IP, DNS, DHCP, VPN, and firewalls.
  • Ability to use PowerShell for task automation and system administration.
  • Experience with IT service management/ticketing platforms such as ServiceNow, Freshservice, or Jira Service Management.
  • Ability to troubleshoot systematically and work independently on escalated issues.
  • Bachelor's degree in Information Technology or Computer Science, or equivalent practical experience.

Responsibilities

  • Provide technical support for hardware, software, network, and account issues.
  • Own and resolve tickets end-to-end via the IT service management platform while meeting service-level agreement targets.
  • Diagnose and remediate issues across Windows 10/11 endpoints, mobile devices, and peripherals.
  • Manage user onboarding and offboarding, including account provisioning, device imaging, and access rights in Active Directory/Entra ID.
  • Document recurring issues and contribute to the internal knowledge base to reduce repeat tickets.
  • Administer and maintain Windows Server environments, Active Directory, Group Policy, and DNS/DHCP.
  • Support Microsoft 365 administration, including SharePoint, OneDrive, and license management.
  • Manage endpoint configuration and compliance using Microsoft Intune/Endpoint Manager.
  • Assist with Azure infrastructure tasks, including virtual machines, storage, backup, and basic networking (VNets, NSGs).
  • Support core network components (switches, firewalls, Wi-Fi, VPN) in coordination with the network/systems engineering team.
  • Participate in patch management, backup verification, and routine infrastructure maintenance.
  • Write and maintain PowerShell automation scripts for repetitive administrative tasks.
  • Contribute to IT projects such as server migrations, Microsoft 365 tenant changes, and security hardening initiatives.

Desired Qualifications

  • Microsoft certifications such as MD-102 (Endpoint Administrator), AZ-104 (Azure Administrator), or MS-900 (Microsoft 365 Fundamentals).
  • Exposure to virtualization platforms such as Hyper-V or VMware.
  • Experience with backup and disaster recovery tools.
  • Basic understanding of cybersecurity best practices and endpoint protection tools.

About the Company

Howden

Global insurance intermediary and broker network

Howden Group Holdings distributes insurance products and services through retail and specialty broking, reinsurance broking, and underwriting as a tech-enabled B2B insurance distributor. It connects clients with insurers and provides risk management and tailored insurance solutions through its platform. It differentiates itself by combining a broad mix of retail, specialty, and reinsurance broking with strategic acquisitions (e.g., Barnett Waddingham and ARM Group) to expand capabilities like captive management and grow its geographic footprint. Its goal is to broaden global reach and service offerings to become a comprehensive insurer-to-client partner for corporate and multinational clients.

Company size
1,001-5,000
Company stage
Debt Financing
Total funding
$4.1B
Headquarters
London, United Kingdom
Founded
1882

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