Job Summary: We are looking for a Systems Administrator to ensure the administration, operation, security, and evolution of systems, communications, and infrastructures. Key Highlights: 1. Join a leading, established, and expanding company in the sector. 2. Continuous training in a pleasant working environment. 3. Flexible working hours and the option of a hybrid remote work model. **Description:** ---------------- At ARAG, we seek people with vocation, enthusiasm for growth, and passion for helping improve others' lives. We are an international company headquartered in Düsseldorf, comprising over 4,000 professionals across 19 countries, and the market leader in Spain for Legal Defense Insurance and Travel Assistance, trusted by more than 20 million customers. If you are motivated to work in an environment that prioritizes people, work-life balance, wellbeing, and professional development, ARAG is the place where you can build your future. We are seeking a Systems Administrator to ensure the administration, operation, security, and evolution of corporate systems, communications, infrastructures, and Cloud services, guaranteeing their availability, performance, and alignment with business needs. **Responsibilities:** * Operate information systems, telecommunications, and infrastructures, including preventive (backups, recovery), evolutionary, and corrective maintenance. * Administer Windows and Linux systems, both on physical and virtualized servers (VMware/Hyper-V). * Manage directory services and key components: Active Directory, DNS, DHCP, GPOs. * Perform performance tuning, optimization, and capacity management. * Operate and provide support for on-premise and cloud-based corporate platforms (Microsoft 365, Azure). * Manage requests, changes, and deployments of applications or services. * Administer basic networks: routing, switching, VLANs, VPNs, and firewalls. * Handle second- and third-level incidents, analyzing and resolving complex infrastructure problems. * Maintain business continuity and contingency plans applicable to the systems domain. * Keep the inventory of IT assets, communications, and infrastructure up to date. * Prepare technical documentation, operational procedures, and support guides. * Periodically report on the status of systems, communications, and incidents. * Ensure compliance with security measures, internal regulations, and applicable data protection legislation. * Ensure proper application of security policies and system usage policies. * Create PowerShell or Bash scripts to automate recurring tasks. * Manage monitoring tools (Nagios, Dynatrace, Netwrix, PRTG, or equivalents). * Create, test, and maintain Ansible playbooks, roles, and inventories, using modules for Windows and Linux. **What We Offer:** * Join a leading, established, and expanding company in the sector. * Flexible working hours. * Progress review meetings to assess and analyze objective achievement. * Continuous training in a pleasant working environment with strong personal commitment and motivation. * Work modality: 100% on-site during the training and adaptation period. Upon completion of this period, the candidate may request to adopt the hybrid remote work model. * Flexible compensation (medical insurance, savings insurance, childcare vouchers, transportation vouchers, training vouchers) and meal vouchers. **Requirements:** --------------- **Mandatory:** * Experience administering Windows Server and/or Linux systems. * Solid knowledge of Active Directory, DNS, DHCP, GPOs, and basic security. * Experience with Microsoft 365 platforms (Exchange Online, Teams, SharePoint). * Knowledge of Azure (virtual machines, networking, identities, monitoring). * Experience with virtualization (VMware and/or Hyper-V). * Networking knowledge: routing, switching, VLANs, VPNs, and firewalls. * Experience with backup, recovery, snapshots, and operational continuity. * Basic/intermediate scripting skills (PowerShell, Bash). * Experience in system monitoring. **Desirable:** * Experience with automation using Ansible (playbooks, roles, inventories). * Advanced knowledge of enterprise monitoring tools. * Experience managing changes and deploying services in hybrid environments. * Technical certifications (Microsoft, Linux, VMware, Azure, ITIL, or related). * Experience in performance analysis and capacity planning.