Responsibilities of a sysadmin or sysop.

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๐Ÿงฐ Core System Administration

  • Install, configure, and maintain operating systems (Linux, Windows, macOS)
  • Manage physical and virtual servers
  • Ensure high availability and performance tuning
  • Apply patches and software updates
  • Configure and manage all system services (e.g. DNS, DHCP, FTP, SMTP)

๐Ÿ” Security and Compliance

  • Implement and monitor firewalls, IDS/IPS, antivirus
  • Manage user access policies and authentication protocols
  • Conduct vulnerability assessments and apply remediation
  • Monitor security alerts and respond to incidents
  • Ensure compliance with security standards (ISO, GDPR, HIPAA, etc.)

๐ŸŒ Network and Connectivity

  • Configure routers, switches, and wireless access points
  • Set up and manage VPNs and VLANs
  • Troubleshoot network outages and latency issues
  • Monitor traffic and bandwidth utilization
  • Maintain IP address management and DNS configurations

๐Ÿ“ฆ Software and Application Support

  • Install and manage business applications
  • Troubleshoot software issues and manage vendor escalations
  • Maintain license compliance
  • Support application integration and automation

๐Ÿง‘โ€๐Ÿคโ€๐Ÿง‘ User and Access Management

  • Create, modify, and remove user accounts
  • Manage roles, groups, and permissions (e.g., Active Directory)
  • Set up user workstations and remote access
  • Train users on IT policies and best practices
  • Provide helpdesk support

๐Ÿ” Backup and Disaster Recovery

  • Develop backup strategies and implement schedules
  • Perform regular data and system backups
  • Test and document recovery procedures
  • Manage offsite or cloud-based backup solutions

๐Ÿ“Š Monitoring and Documentation

  • Use monitoring tools (e.g., Nagios, Zabbix, Grafana) to track system health
  • Maintain logs for system, network, and security events
  • Create runbooks, configuration documentation, and change logs
  • Analyze metrics and recommend optimizations

๐Ÿง  Automation and DevOps

  • Write and maintain scripts (Bash, PowerShell, Python)
  • Automate deployment and maintenance tasks
  • Integrate with CI/CD pipelines if working alongside DevOps teams
  • Use configuration management tools (Ansible, Puppet, Chef)

โ˜๏ธ Cloud and Virtualization

  • Administer cloud services (AWS, Azure, GCP)
  • Manage virtual environments (VMware, Hyper-V, Proxmox)
  • Monitor cloud performance and costs
  • Enforce cloud security policies and controls

๐Ÿ”„ Change and Asset Management

  • Track and manage IT assets (hardware/software inventory)
  • Document changes and manage service requests
  • Evaluate and implement new technologies and tools


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