Network Security Engineer

1 week ago

Abu Dhabi, Abu Dhabi, United Arab Emirates NX Digital Technology Full time
Position Overview:
We are seeking a highly skilled and motivated Network & Security Engineer to design, implement, and maintain the company's network and security infrastructure. The ideal candidate will possess a deep understanding of network protocols, security policies, and firewall management, combined with the ability to troubleshoot complex network and security issues.
You will collaborate with cross-functional teams to ensure the security, efficiency, and performance of all IT systems, enabling secure communication, data transfer, and protection from cyber threats.
Key Responsibilities:
Network Infrastructure Design & Implementation:
  • Design, deploy, and maintain local and wide area network (LAN/WAN) solutions.
  • Configure and troubleshoot network devices including routers, switches, firewalls, and wireless access points.
  • Manage and monitor network performance, ensuring optimal uptime and minimal disruptions.
  • Implement and manage VPNs, SDWAN, and other remote access technologies.
Network Security Management:
  • Develop and enforce security policies and best practices for network infrastructure.
  • Configure, monitor, and manage firewalls (e.g. Palo Alto, Cisco, Fortinet, Checkpoint).
  • Implement Intrusion Detection Systems (IDS) and Intrusion Prevention Systems (IPS).
  • Perform regular vulnerability assessments and penetration testing.
  • Ensure compliance with internal and external security standards (e.g. ISO 27001, NIST, GDPR).
Incident Response & Troubleshooting:
  • Act as the first point of contact for network and security-related incidents.
  • Investigate, analyze, and resolve network and security issues in a timely manner.
  • Respond to security alerts and take appropriate action such as mitigation or escalation.
  • Perform root cause analysis and implement corrective actions to prevent recurrence.
Security Monitoring & Reporting:
  • Continuously monitor network traffic for suspicious activities and potential security breaches.
  • Maintain network security logs and generate reports for management.
  • Assist with security audits and risk assessments, identifying potential vulnerabilities.
Collaboration & Documentation:
  • Collaborate with IT teams, vendors, and other departments to implement network and security solutions.
  • Provide technical expertise and support to other teams for troubleshooting and resolving network issues.
  • Document network configurations, security measures, incident resolutions, and best practices.
Requirements
Professional Experience:
  • Minimum 3-5 years of experience in network engineering or security roles.
  • Proven experience with network devices (routers, switches, firewalls) and security technologies (IDS/IPS, VPN, NDR, WAF, Load Balancers).
  • Experience with cloud networks and hybrid environments (AWS, Azure, Google Cloud) is a plus.
  • Strong knowledge of TCP/IP, BGP, OSPF, DNS, DHCP, VLANs, and network troubleshooting.
  • Proficiency in firewall and VPN technologies (Palo Alto, Fortinet, Cisco FTD).
  • Experience with network switches & routers (Cisco, Juniper, Huawei).
  • Experience with SDN (Cisco ACI).
  • Experience with network monitoring tools (e.g. SolarWinds, Nagios, Wireshark).
  • Experience with Load Balancers/WAF (F5, Array).
  • Experience with NAC (Cisco ISE, Forescout, Aruba).
  • Familiarity with network security best practices, encryption technologies, and secure network design.
  • Excellent troubleshooting and problem-solving skills.
  • Strong written and verbal communication skills.
Preferred Qualifications:
  • Experience with automation tools (e.g. Ansible, Terraform, Python scripting).
  • Experience with DNS Security (F5, Infoblox).
  • Familiarity with security Email Security tools (e.g. Fortimail, Proofpoint).
  • Knowledge of regulatory compliance standards and frameworks (e.g. GDPR, HIPAA, PCI DSS).
Working Conditions:
  • Full-time position with occasional on-call or after-hours support as required.
  • Some local travel may be required depending on the nature of the role.
Education:
Bachelor's degree in Computer Science, Information Technology, or related field (or equivalent experience).
Certifications:
Cisco Certified Network Associate (CCNP), Palo Alto PCNSE, Fortinet NSE, JNCIA or equivalent certifications.
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