IT System Auditor

1. System Administration

• Install, configure, and maintain Linux servers (RHEL, Rocky Linux, and Ubuntu).
• Manage user accounts, access controls, permissions, file systems, and storage.
• Monitor system performance, availability, and capacity planning.
• Perform server hardening and implement security configurations.
• Manage patching, updates, and system backups.
• Ensure high availability and reliability for production systems.

2. Networking

• Configure and manage LAN/WAN infrastructure.
• Troubleshoot network-related issues (DNS, DHCP, Firewall, VLAN, and TCP/IP).
• Manage switches, routers, and firewall devices.
• Monitor bandwidth utilization and network performance.
• Ensure network security and compliance with organizational standards.

3. ISO Audit & Documentation

• Maintain IT infrastructure documentation in compliance with ISO 27k, PCI DSS, SOC 2 Type II, and ISO 13485 standards.
• Support ISO 27001 ISMS audit activities (internal and external audits).
• Maintain asset inventory, access control records, and incident logs.
• Implement and enforce IT security policies and procedures.
• Assist in risk assessments and compliance reporting.

4. Troubleshooting & Support

• Diagnose and resolve hardware, software, and network issues.
• Provide Level 2 and Level 3 technical support.
• Perform root cause analysis (RCA) and prepare incident reports.
• Coordinate with vendors for hardware and software support.
• Ensure minimal downtime and quick issue resolution in production environments.

Required Skills

• Strong knowledge of Linux (RHEL, CentOS, Rocky Linux, Ubuntu).
• Experience in system patch management and regular security updates.
• Experience managing and configuring firewall devices and firewall rules.
• Good understanding of networking concepts (TCP/IP, VLAN, Routing, Firewall).
• Experience with Samba, NFS, DNS, and SSH.
• Knowledge of ISO audit documentation and IT compliance processes.
• Strong analytical, troubleshooting, and problem-solving skills.
• Basic scripting knowledge (Bash/Shell) is an added advantage.

Certifications

• ISO/IEC 27001 ISMS (Information Security Management System) Lead Auditor Certification

Experience

• Minimum 1-2 years of experience in System Administration.
• Experience managing production environments.
• Hands-on experience supporting ISO audits.