Network Security Specialist

3 days ago

Doha, Baladīyat ad Dawḩah, Qatar 91HR Full time

Job Summary:

The Enterprise Network Protection Expert is responsible for designing and implementing secure network infrastructures to safeguard enterprise environments against cyber threats. This role requires in-depth expertise in firewalls, intrusion detection and prevention systems (IDS/IPS), VPNs, and network security frameworks to ensure robust protection against evolving security threats.

  • Key Responsibilities:
  • Design and deploy secure network architectures for enterprise environments.
  • Implement and configure firewalls, IDS/IPS, VPNs, and Web Application Firewalls (WAFs).
  • Ensure secure network segmentation, access control policies, and encryption mechanisms.
  • Threat Detection & Incident Response:
  • Monitor and analyze network traffic for anomalies and security breaches.
  • Deploy and manage SIEM solutions for real-time threat detection and log correlation.
  • Work with SOC teams to respond to security incidents and mitigate threats.
  • Firewall & Perimeter Security Management:
  • Manage and optimize next-generation firewalls (NGFW) from vendors such as Palo Alto, Cisco, Fortinet, and Check Point.
  • Configure SSL/TLS decryption, DDoS protection, and URL filtering policies.
  • Conduct regular security audits and firewall rule reviews.
  • Cloud & Hybrid Security:
  • Implement and secure cloud networking solutions in AWS, Azure, and GCP.
  • Design Zero Trust Network Access (ZTNA) models for cloud and on-premise environments.
  • Integrate cloud security solutions such as CASB, CSPM, and cloud-native firewalls.
  • Network Security Compliance & Risk Management:
  • Ensure compliance with industry standards such as NCSA/QCERT, ISO 27001, NIST 800-53, GDPR, and PCI-DSS.
  • Conduct network vulnerability assessments, penetration testing, and security hardening.
  • Develop security policies, procedures, and best practices for secure network operations.
  • Automation & Network Security Monitoring:
  • Implement network automation using Ansible, Terraform, and Python for security configurations.
  • Deploy network monitoring tools such as SolarWinds, PRTG, and SNMP-based monitoring solutions.
  • Utilize AI-driven security analytics and threat intelligence platforms.
  • Stakeholder Collaboration & Security Training:
  • Work closely with IT, DevOps, and security teams to integrate security into network operations.
  • Provide security awareness training for employees and IT teams.
  • Assist in incident response tabletop exercises and cybersecurity drills.

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