Network Support Specialist

7 days ago

Dubai, Dubai, United Arab Emirates Dicetek LLC Full time
Roles and responsibilities

Maintain and administer highlyavailable and secured data and voice networks and related computingenvironments Ensure the availability, uptime and performance andquality of the Network Systems and services, provideenterprise-wide support for complex network systems andinterconnected technologies that require day-to-day support tomaintain optimum performance and utilization of network devices andservices, involve in troubleshooting (Incident diagnose andanalysis) to identify and resolve network issues quickly andaccurately, Ensure network devices schedulebackups.

Qualifications

  • Bachelor's degree in IT, B.Tech, BE, MCA, BSc, or related Information System ismandatory.
  • IT Certifications CCNA and CCNP aremandatory.
  • Preferred Certification in Cisco andDell SDN Technologies.
  • Preferred Certificationin Network Automation technologies (Jenkins, Ansible,GitHub).
  • Preferred Certification in CloudNetworking Technologies (Azure andOCI)
  • Preferred Certification in Aruba NetworkTechnologies (NAC, Wireless and SDWAN).

Experience/ Knowledge(Essential)

  • Minimum 5 years of relevant workexperience in handling / troubleshooting Network infrastructure,Services, and network projects, have good knowledge on

Cisco switches and routers, Nexusswitches, Cisco ACI, Cisco ISE, Wan optimizers. Good knowledge andexperience on SDN technology.

  • Must have good experience introubleshooting, Resolving, and working on RCAs for criticalissues, Strong knowledge of networking principals andprotocols.
  • Must have expert level knowledge inStatic and Dynamic routing protocols, Nat, DMVPN, Multicastconcepts, QOS concepts.
  • Must have experience inmanaging datacenter network and branchnetwork.
  • Experience on Aruba wireless and CPPMmanagement.

QUALIFICATIONS,EXPERIENCE & SKILLS: The skills, knowledge,and experience specific to the job in question

  • Must have experience in managing Wanoptimizer (Preference Silverpeak).
  • Must haveexperience working with NMS tools e.g.SolarWinds.
  • Willing to work 24/7 support inoperations role and attitude to extending beyond to supportwhenever there is a demand and in crisis. The person should beanalytical

and shouldhave good problem-solving skills.

  • Experience in working withtroubleshooting tools such as Wireshark, DNS troubleshooting toolsetc.
  • Ability to learn new technologies andimplement them successfully.
  • Strategic Thinkingwith Continuous Improvement mindset.
  • Excellentcommunication skills (verbal, written, andpresentation).
  • Problem solvingskills.
  • Coordinationskills.
Desired candidate profile

1.Network Configuration &Installation

  • Settingup and configuring network hardware such as routers,switches, firewalls, and wireless accesspoints.
  • Installationof network software, operating systems, andfirmware.
  • Configuring IPaddresses, subnetting,andVLANs.

2.Network Troubleshooting &Maintenance

  • Diagnosingand resolving network issues related toconnectivity, performance, orsecurity.
  • Troubleshootinghardware and software problems with network devicesand ensuring the network runsoptimally.
  • Monitoring network performance,identifying bottlenecks, and optimizing networktraffic.
  • Addressing issues likepacket loss,latency, or droppedconnections.

3.Network Security &Monitoring

  • Ensuring thesecurity of the network, includingconfiguring firewalls, VPNs, and intrusion detection/preventionsystems (IDS/IPS).
  • Regularlyupdating security patches and softwareon network devices.
  • Monitoring network trafficfor unusual activity and preventing unauthorizedaccess.
  • Performing regularbackups and recovery procedures fornetwork configurations and data.

4.LAN/WAN & VPNSupport

  • Configuring andmanaging Local Area Networks (LANs)and Wide Area Networks(WANs).
  • Setting up andsupporting Virtual Private Networks(VPNs) for remoteaccess.
  • Ensuring efficient and securecommunication across different geographicallocations.

5. NetworkPerformanceOptimization

  • Optimizingnetwork speed and efficiency by adjustingconfigurations, prioritizing traffic, and ensuring proper bandwidthdistribution.
  • Analyzing and managingnetwork load balancing to distributetraffic effectively across multiple devices orlinks.
  • Using network monitoringtools (e.g., Wireshark, SolarWinds, PRTG) todiagnose issues and identify performanceimprovements.

6.Router, Switch, and FirewallConfiguration

  • Proficiencyin configuring routers,switches, andfirewalls (e.g., Cisco, Juniper, PaloAlto).
  • Setting up routingprotocols like OSPF,BGP, andEIGRP.
  • ManagingVLANs, NAT (Network AddressTranslation), and ACLs (Access ControlLists) for secure and efficient trafficflow.

7. Knowledge ofNetworkProtocols

  • Understandingkey network protocols such asTCP/IP,DNS,DHCP,HTTP/S,FTP,SMTP, andSNMP.
  • Familiaritywith OSI model layers and how theyrelate to networking.

8.WirelessNetworking

  • Configuringand troubleshooting wireless networks,including setting up Wi-Fi routers,access points, and ensuring properwireless coverage.
  • Understanding wirelessprotocols (e.g., 802.11a/b/g/n/ac/ax)and how to optimize wireless networkperformance.
Key Skills
Network Optimization,InformationScience,Network Problems
Employment Type: Full-time
Department / FunctionalArea: Information Technology (IT)
Experience: years
Gender: Male
Vacancy: 1

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