Closing Date
29 Nov 2022 11:59pm
Job Title
IT Domain – Security Senior Specialist
Job Summary
As the IT Domain Specialist, your role is key to plan, architecture design, build, implement specific platform solutions according to the existing Telstra International IT technology landscape and topology.
Also, support DevOps to analyze IT requirements and provide advice on IT security requirements as well as leading some of the security related or mandated activities for HPSE projects as outlined in the JD.
Job Description
Our heritage is proudly Australian, but we’re creating a global footprint. With a workforce of employees across more than 20 countries, we’re working towards our vision of becoming a world-class technology company that empowers people to connect.
To deliver on this, we’re creating a culture that is more diverse, innovative, and collaborative than ever before. It means everyone in Telstra plays a role in achieving our strategy and purpose.
As the IT Domain Specialist, your role is key to plan, architecture design, build, implement specific platform solutions according to the existing Telstra International IT technology landscape and topology.
Also, support DevOps to analyze IT requirements and provide advice on IT security requirements as well as leading some of the security related or mandated activities for HPSE projects as outlined in the JD.
Propose, review, and validate security designs
Manage Tier-1, Tier-2 and Tier-3 Perimeter Security networks which includes Checkpoint Firewalls, Bluecoat Proxy, IPS/IDS (Palo Alto, Checkpoint, FireEye) and Cisco/Juniper L2/L3 switches.
Installation, configuration and implementation of Cisco/Juniper switches, Checkpoint Firewall, Bluecoat proxies, Palo Alto and FireEye IPS/IDS to secure internal network aligned with security process.
Responsible for designing and implementing the firewall policy, configuring L2/L3 switches, Configuring policy in Bluecoat proxy.
Implementation of Firewalls, Proxy, Load Balancer, Multi factor Authentications for Perimeter Networks.
Configuration and implementation of RSA 2 factor authentication for Remote access VPN, Windows servers.
Configuring VPN (Site to Site and Client to Site) and managed 3000+ remote access VPN users across globe.
support implementation on MPLS VPN using Checkpoint / Nexus and Cisco devices. Configuration includes VLAN, peer IP, route redistribution, inbound route filter.
Configuration of Cisco / Nexus / Juniper switches includes VLAN, VTP, Trunking, Ether channel and port security concepts.
Capacity assessment of all devices, external links, firewall policy audit and performing policy optimization to reduce the load for firewalls.
Perform Nessus vulnerability scan quarterly for Linux and Windows servers and providing suggestion for the fix.
Handling P1, P2 and BAU trouble tickets and providing L2/L3 technical support for quick resolution under Incident, Event and Ticket Management.
Co-ordinate with hardware vendors for security hardware and software issues, collection of logs physically when not available in network.
Change Management and planning activities to ensure smooth delivery into production with minimum risks, checklist and complete end user communications.
Perform production deployments and assist in resolution of issues identified in post deployment testing.
We’re committed to building a diverse and inclusive workforce. To enable everyone to participate, we’ve developed an ‘All Roles Flex’ policy to consider flexible ways of working for every role. To learn more, visit tel.st/allrolesflex
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