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Dicetek LLC

Network & Security Support Engineer - L3

Dicetek LLC
United Arab Emirates · Contract · Mid-Senior

L3 Network & Security Support Engineer

Job Summary

We are seeking an experienced L3 Network & Security Support Engineer to be deployed on-site at a customer location. The role requires deep expertise in enterprise network and security technologies, hands-on troubleshooting skills, and the ability to manage complex incidents across multiple OEM platforms. Experience with SD-WAN solutions will be considered a strong advantage.

Key Responsibilities

  • Provide Level 3 (L3) technical support for Network & Security infrastructure at customer premises.
  • Troubleshoot and resolve complex incidents related to routing, switching, firewalls, load balancers, and security appliances.
  • Perform advanced root cause analysis (RCA) and implement permanent fixes.
  • Work closely with customer IT teams, vendors, and internal escalation teams.
  • Configure, optimize, and maintain network and security devices as per best practices.
  • Support change management activities including upgrades, patches, and migrations.
  • Ensure high availability, performance, and security of the network environment.
  • Document configurations, SOPs, incident reports, and technical solutions.
  • Adhere to SLAs, compliance, and security policies defined by the customer.

Technical Skills & Expertise

Mandatory – Network & Security OEM Experience:

  • Cisco
  • Palo Alto
  • Fortinet
  • F5
  • Cloudflare
  • Gigamon

Security & Specialized Tools (Hands-on Or Strong Exposure)

  • Trend Micro
  • Proofpoint
  • Netskope
  • OPSWAT
  • Thales
  • ExtraHop
  • Open Gear
  • Microsemi

Networking & Security Domains

  • Routing & Switching (LAN/WAN)
  • Firewall administration & troubleshooting
  • Load balancing
  • Network monitoring & traffic analysis
  • Email & web security
  • Zero Trust / Secure Access concepts

Good To Have (Add-on)

  • Experience with SD-WAN technologies
  • Cloud security or hybrid network exposure

Required Qualifications

  • Bachelor’s degree in Computer Science, Engineering, or a related field (or equivalent experience).
  • 6+ years of hands-on experience in Network & Security support roles.
  • Strong troubleshooting and analytical skills in enterprise environments.
  • OEM certifications (Cisco, Palo Alto, Fortinet, etc.) are highly desirable.
  • Excellent communication skills for customer-facing environments.

Key Skills

Ranked by relevance

wan high availability firewalls palo alto fortinet
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Posted
Jan 23, 2026
Type
Contract
Level
Mid-Senior
Location
Dubai

Industries

IT Services IT Consulting

Categories

Information Technology

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