REQUIREMENTS:

• Extensive experience in Windows administration (10-11): system installation, office suite management, BitLocker configuration, and troubleshooting
• Experience with Linux (Ubuntu): system installation, additional package installation, disk encryption
• Microsoft 365 services administration: experience with Azure AD/Entra ID, handling enterprise applications, implementing OAuth2 for company resources, managing Exchange users, redirections, and redirect rules, troubleshooting mail delivery and phishing issues, and managing Microsoft Teams with global policies
• Proficiency in Hyper-V virtualization: creating and maintaining virtual machines for both Windows and Linux environments
• Hands-on experience with RDP, SSH, TeamViewer, and AnyDesk for remote administration
• Strong networking knowledge: ability to subnet networks, understand network and broadcast addresses, troubleshoot network issues, manage switches and patch panels, connect ports in patch panels, and work with network equipment (routers, switches)
• Expertise in Cisco: internet setup, dual provider failover, VLAN configuration, port forwarding (NAT), and configuration troubleshooting. CCNA certification is a plus
• Expertise in Mikrotik: internet setup, networking, firewall management, dual provider failover, VLANs, port forwarding (NAT), and configuration troubleshooting. MTCNA certification is a plus
• Experience with Ubiquiti equipment: controller administration, adding new access points, and troubleshooting Wi-Fi networks
• Jira Cloud administration: managing users, groups, and projects, working with permission schemas
• Work with BAF: creating financial plans and coordinating hardware purchases with the team
• Experience with Google Workspace: adding users and configuring redirections

WILL BE A PLUS:

• Experience with Grafana and GitLab, including granting user permissions
• Knowledge of OpenVPN server setup and configuration on Ubuntu

RESPONSIBILITIES:

Team Management

• Coordinate the sysadmin team: assign tasks, monitor deadlines, and ensure project delivery
• Conduct training sessions and mentor team members to enhance their skills
• Participate in hiring new team members and assess their technical competencies

Financial Planning

• Develop budgets for hardware and software procurement
• Collaborate with the team to assess technical resource needs

System Administration

• Install, configure, and update Windows (10-11) and Linux (Ubuntu) operating systems on servers and workstations
• Manage data encryption: configure BitLocker for Windows and equivalent tools for Linux
• Troubleshoot system issues, including log analysis and performance optimization
• Ensure the stable operation of office suites and essential software

Virtualization

• Deploy and maintain virtual machines on Hyper-V for both Windows and Linux environments
• Monitor and optimize resource usage in virtualized environments for efficiency
• Configure backup and recovery processes for virtual machines

Remote Administration

• Set up secure remote access using RDP, SSH, TeamViewer, or AnyDesk
• Configure and maintain VPN connections for remote team operations
• Ensure the security of remote sessions and protect against unauthorized access

Network Administration

• Design network infrastructure: create subnets, configure VLANs, and manage routing
• Administer network equipment (Cisco, Mikrotik): configure routers, switches, and firewalls
• Implement network redundancy with dual provider setups (failover)
• Configure Wi-Fi networks (Ubiquiti): deploy access points, manage controllers, and troubleshoot issues
• Diagnose and resolve network problems, including port patching and switch management

Cloud Services

• Administer Microsoft 365: manage users in Azure AD/Entra ID, configure OAuth2, and support Exchange and Teams
• Manage Google Workspace: add users and configure email forwarding
• Administer Jira Cloud: create groups, manage access permissions, and support workflows

Security

• Implement security policies: enforce data encryption, access controls, and protection against external threats
• Configure monitoring systems (e.g., Zabbix or Prometheus) to track infrastructure health
• Respond to security incidents and analyze their root causes

Automation (Preferred)

• Automate routine tasks using scripts (Bash, PowerShell) or tools like Ansible.
  

Additional Responsibilities (Advantage)

• Configure OpenVPN servers for secure access
• Administer GitLab: manage projects and user permissions
• Work with cloud platforms (AWS, Azure) to deploy services