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Network Security Engineer

Transaction Network Services - Adelaide, SA

Source: uWorkin


The Network Security Engineer is responsible for the configuration, monitoring, management, and troubleshooting of firewalls. They will act as liaison with local region network engineering and technical support groups to assist in the reviewing, design and deployment of new services, review existing services and migration of services/systems. Day to day duties will be assigned by monitoring of the Remedy ticket queue. All work must be completed following TNS Security policies and payment industry standards as well as the promotion of security best practices, to allow TNS business to operate and communicate in a secure solution.


  • Function as an internal consulting resource on network security issues specifically firewall technologies. Such as Next Generation Firewall (NGFW), Unified Threat Management (UTM): Cisco ASA, Fortinet and Juniper SRX.
  • Familiar with implementing firewall security policies.
  • Day to day responsibilities to include standard change control, troubleshooting issues, configuration, monitoring, and management of firewalls in conjunction with TNS Security/Network engineers and vendor-provided support.
  • Monitor ticket queue application for Firewall Operations trouble tickets for incidents and creation of change requests.
  • Performs recurring maintenance activities such as device upgrades and patches with primary focus firewalls and on perimeter devices.
  • Managing key relationships with security partners and other internal departments.