Senior Network Defender

5 days ago

Adelaide, South Australia beBeeSecurity Full time $65,000 - $80,000
Network Security Specialist Position Overview

Job Summary:

The organization is seeking a highly skilled Network Security Specialist to lead our team of security and network engineers. As a key member of the team, you will be responsible for guiding and mentoring others while providing expertise in network infrastructure, including load balancers, fabric switches, routers, and layer 2/3 switches.

Key Responsibilities:

  1. Configure, maintain, and troubleshoot routers, switches, and fabric switches to ensure seamless connectivity.
  2. Troubleshoot network problems and outages with a strong understanding of routing & switching technologies, including MPLS, IPsec, VPN, BGP, and OSPF.
  3. Perform troubleshooting and resolve different problems, evaluating LAN and WAN.
  4. Loading Balancer Administration: work with F5, NetScaler, Citrix load balancers for traffic optimization and high availability.
  5. Firewall & Security Operations: monitor and manage firewalls using FMC (Firepower Management Console) and Splunk, and other SIEM tools to detect and mitigate threats.
  6. Hands-on experience on Cisco ACI.
  7. Wireless Network Management: maintain WAPs and wireless controllers for optimal performance and user connectivity.
  8. Infra & Network Monitoring: utilize tools like SolarWinds, PRTG, Cisco Prime/DNA Centre, and Cisco Licensing Manager for proactive monitoring and troubleshooting.
  9. Backup & Disaster Recovery: manage and maintain backup solutions.
  10. Service Management & Compliance: use ServiceNow, SCCM, and Intune for incident management, configuration tracking, and policy enforcement.
  11. Performance Optimization & Troubleshooting: analyze network health, conduct root-cause analysis, and recommend improvements.
  12. Capacity Planning & Upgrades: assess network usage trends, plan scalability, and implement enhancements.
  13. Documentation & Compliance: ensure adherence to security policies, industry standards, and maintain detailed network documentation.

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