Senior Systems Administrator REQ_143

Systems Administrator (Intermediate/Senior) Location: Timisoara, Romania (On-site)

Job Type: Full-time

Experience: 3+ years of relevant experience

About The Role We are looking for an experienced and proactive Systems Administrator (Intermediate/Senior) to join our Timisoara IT team.

The ideal candidate will have a strong technical background in systems administration, networking, endpoint management, and IT security, with the ability to independently troubleshoot technical issues and contribute to the continuous improvement of our IT infrastructure.

This is a hands-on technical role combining infrastructure administration, operational support, security compliance, and IT service delivery within a global IT environment.

Key Responsibilities

• Administer, maintain, and troubleshoot Windows, Linux, and macOS environments.
• Manage user accounts, access permissions, and authentication services, including Active Directory and cloud-based identity management platforms.
• Support and maintain physical and virtual server infrastructure, including virtualization platforms.
• Perform system installations, configurations, upgrades, patching, and preventive maintenance activities.
• Manage employee onboarding and offboarding processes, including device provisioning and access management.
• Monitor infrastructure health, performance, availability, and capacity, proactively identifying and resolving potential issues.
• Manage IT hardware and software inventory, ensuring accurate asset tracking and lifecycle management.
• Provide Level 1 and Level 2 technical support to company employees and clients, independently troubleshooting and resolving technical issues.
• Support endpoint management, software deployment, and security policy enforcement across Windows and macOS devices.
• Ensure the security of company systems and data by following established security policies, procedures, and best practices, in collaboration with the Global IT team.
• Take ownership of assigned technical incidents and infrastructure tasks, ensuring effective resolution, clear communication, and appropriate escalation when necessary.
• Create and maintain accurate technical documentation, including system configurations, infrastructure specifications, and operational procedures.
• Collaborate closely with Technical Leads and the global IT team on infrastructure improvements, technical initiatives, and IT projects.
• Identify opportunities to improve IT operations through automation, process optimization, and proactive problem resolution.

Requirements

• Minimum 3 years of hands-on experience in systems administration, IT infrastructure operations, or a similar technical role.
• Strong knowledge of Windows 11, macOS, and Linux operating systems, including installation, configuration, administration, and troubleshooting.
• Experience administering Windows Server and Linux server environments.
• Good understanding of virtualization technologies such as Proxmox VE, VMware, or Hyper-V , including virtual machine provisioning, administration, and troubleshooting.
• Experience with user and identity management solutions, including Active Directory , Group Policy, and cloud-based identity providers such as Okta or Microsoft Entra ID.
• Experience with endpoint management and MDM solutions, preferably Mosyle for macOS and ManageEngine for Windows, or equivalent platforms.
• Solid understanding of networking concepts, including TCP/IP, subnetting, VLANs, routing, switching, DNS, DHCP, VPN, and common network protocols.
• Ability to troubleshoot network connectivity, wireless networks, and infrastructure-related issues.
• Good understanding of IT security principles and hands-on experience applying security best practices, including endpoint protection, access control, patch management, and vulnerability remediation.
• Experience with enterprise productivity and collaboration platforms, including Microsoft 365, Google Workspace , and Atlassian products.
• Experience with infrastructure monitoring, alerting, and log analysis tools.
• Understanding of backup and recovery solutions, storage technologies, and disaster recovery concepts.
• Experience with hardware and software asset management, workstation deployment, and IT lifecycle management.
• Familiarity with IT service management processes, including Incident, Change, and Problem Management.

Nice to Have

• Basic scripting and automation skills using PowerShell, Bash, Python , or similar technologies.
• Experience with enterprise security solutions, including antivirus/anti-malware, Endpoint Detection and Response (EDR), firewalls, and vulnerability management tools.
• Hands-on experience with Proxmox VE , including virtualization clustering, high availability, storage integration, and backup solutions.
• Experience with Mosyle , Apple Business Manager, and automated macOS device enrollment.
• Experience with ManageEngine Endpoint Central for Windows endpoint administration, software deployment, and patch management.
• Experience with Okta , Single Sign-On (SSO), Multi-Factor Authentication (MFA), and identity lifecycle management.
• Experience with enterprise SaaS application deployment, configuration, and integration, including SAML-based Single Sign-On (SSO) , domain verification and capture, user provisioning, and identity lifecycle management using platforms such as Okta or other IDP`s.
• Familiarity with Cisco networking technologies , including switches, wireless infrastructure, and firewalls.
• Familiarity with AWS cloud services , such as CloudFront, RDS, DynamoDB, ElastiCache, Redshift, EMR, Directory Service, and API Gateway.
• Knowledge of ISO 27001, SOC 2 , and ITIL practices.
• Relevant technical certifications in systems administration, networking, cloud technologies, or IT security.

People and Team Skills and Abilities

• Ability to work effectively both independently and as part of a globally distributed IT team.
• Excellent English communication skills, both written and spoken.
• Strong interpersonal and communication skills, with the ability to interact effectively with technical and non-technical stakeholders.
• Strong analytical thinking, troubleshooting, and problem-solving abilities.
• Proactive attitude, with a strong sense of ownership, accountability, and responsibility.
• Ability to prioritize tasks, manage multiple requests, and work efficiently in a dynamic environment.
• Strong attention to detail, organizational skills, and commitment to delivering high-quality IT services.
• Willingness to learn new technologies, share knowledge, and contribute to continuous improvement initiatives.