Network and Security Administrator (Managed Services – Senior Specialist)

Position: Network and Security Administrator (Managed Services – Senior Specialist)Job SummaryThe Network and Security Administrator is responsible for managing, securing, and optimizing the organization’s network infrastructure. This role involves the installation, configuration, and maintenance of network and security systems, ensuring high availability, performance, and protection against cyber threats. The position also supports users by resolving network and security-related issues and requires strong technical expertise with enterprise technologies.Key ResponsibilitiesNetwork ManagementInstall, configure, and maintain network hardware (switches, routers)Monitor network performance, stability, and availabilityTroubleshoot and resolve network-related issuesManage routing and switching across data center and enterprise environmentsSecurity ManagementDesign, deploy, and manage firewall infrastructureConfigure firewalls to prevent unauthorized access and mitigate threatsMonitor network traffic and respond to security incidentsImplement and enforce security policies and best practicesManage intrusion detection and prevention systems (IDS/IPS)Monitoring and SupportMonitor network activity, performance, and capacityConduct network audits and vulnerability assessmentsProvide technical support on network and security issuesManage antivirus and endpoint protection solutionsSupport remote-access VPN services for users and customersTechnologies & ToolsCisco Core & Access Switches (Nexus 7K, Nexus 9K)Load Balancers: F5 LTMSD-WAN: Cisco, Fortinet, VelocloudAntivirus: SymantecNetwork Access Control: Cisco ISEVirtualization: Basic VMware knowledgeExperience & Qualifications5–10 years of experience in network and security administrationBachelor’s degree in Computer Science, Information Technology, or related fieldStrong expertise in firewall configuration and managementSolid understanding of routing protocols and switching technologiesExperience with enterprise network infrastructure (switches, routers, servers)Familiarity with IDS/IPS systemsExcellent troubleshooting and problem-solving skillsAbility to develop and implement security policies and proceduresStrong knowledge of data center and enterprise network architecture#J-18808-Ljbffr