Network & Security Operations Engineer

Dicetek LLC; Abu Dhabi; On-site; AED 180,000 - 300,000; Full time

Job summary

Dicetek LLC in Abu Dhabi seeks a Network & Security Engineer to monitor and maintain our enterprise network, including LAN/WAN, VPNs, firewalls, and IDS/IPS. You will analyze logs, coordinate incident response, perform vulnerability assessments, and support patch management while ensuring compliance with IT security policies.

Candidates should have a BS in CS/IT and 3–6 years of relevant experience, with certifications like CCNA/CCNP or NSE as a plus.

Qualifications

• Bachelor's degree in CS/IT/Networking.
• 3–6 years of relevant experience in network operations, security operations, or infrastructure support.
• Certifications such as CCNA, CCNP, Fortinet NSE, PCNSA, Security+ or equivalent are an advantage.

Responsibilities

• Monitor and maintain network infrastructure including LAN, WAN, VPN, firewalls, routers and switches.
• Manage and troubleshoot network connectivity, performance and availability issues.
• Monitor security alerts, investigate incidents and support incident response activities.
• Configure and manage firewalls, IDS/IPS and endpoint security solutions.
• Analyze network logs and security events using SIEM tools.
• Support patch management, firmware upgrades and security configuration reviews.
• Coordinate with IT teams, vendors and service providers to resolve incidents.
• Maintain network diagrams, security documentation and incident reports.

Skills

TCP/IP & routing

Subnetting

Network troubleshooting

Incident response

Security fundamentals

Communication skills

Education

Bachelor's degree in CS/IT/Networking

Tools

Fortinet

Palo Alto

Cisco

VPN technologies

Splunk

Microsoft Sentinel

IBM QRadar

SolarWinds

PRTG

Zabbix

Job description

Monitor and maintain network infrastructure including LAN WAN VPN firewalls routers and switches Manage and troubleshoot network connectivity performance and availability issues Monitor security alerts investigate incidents and support incident response activities Configure and manage firewalls intrusion detection and prevention systems IDS IPS and endpoint security solutions Perform routine network health checks security monitoring and vulnerability assessments Manage VPN access network segmentation access control lists and security policies Analyze network logs and security events using SIEM tools Support patch management firmware upgrades and security configuration reviews Coordinate with IT teams vendors and service providers to resolve network and security incidents Maintain network diagrams security documentation incident reports and operational procedures Participate in disaster recovery business continuity and IT security compliance activities Follow IT security policies operational procedures and applicable regulatory requirements

Required Technical Skills

• Strong knowledge of TCP/IP, DNS, DHCP, VLANs, routing, switching, and subnetting.
• Hands-on experience with firewalls such as Fortinet, Palo Alto, or Cisco.
• Experience with VPN technologies, network access control, and network security policies.
• Knowledge of IDS/IPS, endpoint security, and threat detection.
• Experience with SIEM tools such as Splunk, Microsoft Sentinel, or IBM QRadar.
• Familiarity with network monitoring tools such as SolarWinds, PRTG, or Zabbix.
• Understanding of cybersecurity principles, vulnerability management, and incident response.
• Knowledge of Windows and Linux operating systems.
• Experience with IT service management and ticketing tools.

Qualifications

• Bachelor's degree in Computer Science, Information Technology, Networking, or a related field.
• 3-6 years of relevant experience in network operations, security operations, or infrastructure support.
• Relevant certifications such as CCNA, CCNP, Fortinet NSE, PCNSA, Security+, or equivalent are an advantage.
• Strong analytical, troubleshooting, communication, and problem-solving skills.
• Ability to work in a shift-based operations environment and participate in incident escalation, if required.