IT Security Infrastructure Manager

5 days ago


Geelong, Victoria, Australia Aversan Inc Full time
Job Overview

Aversan Inc. is a trusted engineering and electronics manufacturing company delivering leading-edge safety-critical systems to aerospace, defence, and space industries.

This role seeks a qualified IT professional to manage network security infrastructure.

Key Responsibilities:

  • Infrastructure Management
    • Process tickets in ServiceNow through multiple assignment groups, read architecture diagrams, and construct rules based on those diagrams.
    • Manage firewalls and network filters in Enterprise, Stores, and cloud networks.
    • Create intrusion prevention policies and configure networking protocols (OSPF, BGP, VLAN, Sub-netting, Load balancing, TCP/IP, DNS, HTTP, TLS, SSH).
    • Establish site-to-site and remote-access VPN connectivity and network access control.
    • Implement authentication, authorization, and accounting (multi-factor authentication) and web access proxy servers and URL filtering.
    • Develop network security policies, document exceptions, and obtain approvals.
  • End User Support
    • Provide level 2 customer support.
    • Image, deploy, and support desktops and laptops.
    • Monitor the ticket queue, execute assigned tickets, instruct users, and troubleshoot software/hardware issues via phone, email, chat, and remote control software.
    • Troubleshoot system, hardware, software, and operator problems.
    • Collaborate with the Workplace team to support necessary tickets.
    • Rout or escalate requests to functional teams beyond the Service Desk Team.
    • Setup, support, and troubleshoot VTC and VOL.
    • Contribute to knowledge base documents.


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