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  • Senior System Administrator

     ...Manage physical servers, virtualization (VMware/Hyper-V), and hybrid cloud environments (AWS, Azure, or GCP). • Configure and maintain DNS, DHCP, Active Directory, and mail/web servers. • Ensure system scalability, redundancy, and uptime through proactive monitoring.... 

    HVQ Holding

    Qatar
    more than 2 months ago

  • SR. SYSTEMS ENGINEER (Trading Support) - قطر للطاقة

     ...firewalls, load balancers, virtual patching, secure authentication to applications including MFA, sandboxing, etc. ~ Manage and support DNS, proxy, VPN, as well as DDoS protection services in order to ensure robust and secure access to/from the internet in a Microsoft... 

    Echelonix

    Doha
    23 days ago

  • Network Security Engineer

     ...driven or security‑sensitive environments is preferred. Technical Skills Strong knowledge of network protocols including TCP/IP, DNS, DHCP, BGP, OSPF, VLANs, and NAT. Proficiency with enterprise firewall and network security platforms such as Cisco, Fortinet,... 

    Talent Leaders Inc.

    Doha
    4 days ago

  • System Administrator

     ...Monitor system performance andtroubleshoot issues promptly. Managing Windows Server infrastructurecomponents (Active Directory, DNS, DHCP, File share and Exchange). Patching & managingInfrastructure & cloud vulnerabilities. Daily Operation, monitoring andtroubleshooting... 

    Madre Integrated Engineering

    Doha
    23 hours ago

  • IT NOC Specialist/Engineer

     ...SAN storage technologies, Oracle Technologies, Linux, Microsoft servers, firewalls, and VPN network protocols such as TCP/IP, WINS, DNS, DHCP, SNMP, FTP, SMTP, etc. Background in network security, intrusion detection and server monitoring. Minimum of 3 years of... 

    ECCO Gulf Majorel Qatar

    Doha
    23 hours ago

  • Cyber Security Analyst (L3)

     ...network security tools. ~ Good understanding of Windows and Linux operating systems. ~ Solid knowledge of networking concepts (TCP/IP, DNS, ~ Familiarity with vulnerability scanning tools (Nessus, Qualys, Rapid7). ~ Understanding of common cyber threats, attack... 

    Madre Integrated Engineering

    Doha
    23 hours ago

  • Cyber Security Analyst L2

     ...security tools. ~ Strong knowledge of Windows and Linux operating systems. ~ Good understanding of networking fundamentals (TCP/IP, DNS, ~ Experience in incident response, malware analysis (basic), and log analysis. Preferred Skills Experience with cloud... 

    Madre Integrated Engineering

    Doha
    4 days ago

  • Cyber Security Analyst CCNA

     ...~ Valid CCNA certification (mandatory) ~ Strong knowledge of: ~ TCP/IP, OSI model, routing & switching ~ VLANs, STP, NAT, DHCP, DNS ~ Network security protocols (IPSec, SSL, SSH) ~ Hands-on experience with: ~ Cisco routers and switches ~ Firewalls (Cisco ASA... 

    Madre Integrated Engineering

    Doha
    23 hours ago