Diyar United Company تعلن عن وظيفة أخصائي البنية التحتية للأمن السيبراني في الخفجي

Job Description

1. Cybersecurity Systems Maintenance

• Perform routine maintenance of cybersecurity systems such as:
• Endpoint Protection / EDR platforms
• Firewalls, IPS/IDS
• Email security gateways
• SIEM collectors and sensors
• Ensure all systems are operational, updated, and properly configured.

2. Patch & Vulnerability Management

Apply OS patches and security updates for:

• Security appliances (virtual/physical)
• Supporting servers (Windows/Linux)
• Track patch status and report compliance.
• Support vulnerability remediation by:
• Validating patches
• Coordinating with system owners

3. Firewall & Security Policy Administration

• Implement and update firewall rules based on approved requests.
• Validate rule changes against security standards (least privilege, segmentation).
• Perform periodic review of rules (cleanup, unused rules identification).
• Maintain documentation of all changes.

4. Backup & Recovery Operations

• Execute and monitor backup processes for cybersecurity systems:
• Config backups (firewalls, EDR, SIEM)
• Log retention systems
• Perform periodic restoration testing to ensure recoverability.
• Maintain backup schedules and integrity checks.

5. System Hardening & Configuration Management

• Apply baseline hardening standards (e.g., CIS benchmarks).
• Ensure secure configurations for:
• Operating systems
• Security tools
• Monitor configuration drift and remediate deviations.

6. Monitoring & Health Checks

• Conduct daily checks on:
• System availability
• Agent/sensor health (EDR, SIEM collectors)
• Generate health reports and escalate issues.
• Support alert triage when related to infrastructure failures.

Qualification

Bachelor’s degree in:

• Cybersecurity, Information Security, Computer Science, or related field
• (or equivalent practical experience)

Experience Required - 1-3 years

Role includes but not limited to:

• IT infrastructure, system administration, or cybersecurity operations

Hands-on exposure to:

• Windows/Linux administration
• Basic networking and security tools

Technical Skills (Mandatory)

Operating Systems:

• Windows Server (patching, basic administration)
• Linux (basic commands, updates, services)

Networking:

• TCP/IP fundamentals
• Firewall concepts (NAT, ACLs, ports)

Security Tools (basic exposure):

• EDR / Antivirus platforms
• Firewalls (e.g., Fortinet, Palo Alto Networks)
• Backup concepts and tools

Basic scripting:

• PowerShell or Bash preferred

Certifications (Preferred)

Entry-level certifications such as:

• CompTIA Security+
• Cisco CCNA (or equivalent)
• Any vendor-specific certification in security platforms is a plus

Core Competencies

• Strong attention to detail (critical for rule changes and patching)
• Operational discipline and adherence to procedures
• Basic troubleshooting and analytical thinking
• Ability to follow structured processes (SOPs, runbooks)
• Communication skills for coordination with SOC and IT teams