Senior System Engineer - Administration & Maintenance

Roles & Responsibilities :

• Administer and maintain Linux systems such as RedHat, CentOS, Debian, and Windows / Mac systems.
• Manage and support databases like MySQL and MariaDB.
• Handle local server management including storage, file sharing, performance monitoring, and backups.
• Manage on-premise and cloud-based Git servers.
• Oversee GoDaddy VPS management, including domains, DNS, hosting, and SSL certificates.
• Manage DNS records (A, CNAME, MX, TXT, SPF) and ensure their proper configuration.
• Administer WHM and cPanel servers including user accounts, emails, and domains.
• Perform Microsoft 365 administration tasks like user creation and license management.
• Manage and configure network devices such as firewalls (especially SOPHOS), switches, and routers.
• Perform regular system security tests and continuous monitoring for vulnerabilities.
• Create and manage system permissions, user accounts, and access controls.
• Troubleshoot and provide technical support to employees for hardware, software, and networking issues.
• Maintain and configure LAMP stack components (Linux, Apache, MySQL, PHP), cron jobs, and SSL installations.
• Handle protocol-based network services (DNS, HTTP, LDAP, SMTP, SNMP) efficiently.
• Perform system reboots and maintenance tasks across Linux, Windows, and Mac environments.
• Maintain solid knowledge of Microsoft Office packages and related IT services.
• Support basic cloud services and infrastructure as required.

Qualifications & Skills :

(ref : hirist.tech)