Threat Labs Engineer - Security Ops & Response

Telstra Corporation; Sydney; On-site; AUD 120,000 - 180,000; Full time

Job summary

Telstra Corporation in Sydney seeks a Threat Labs Specialist to own and evolve a specialised Threat Labs capability supporting security operations, threat research, incident response and Cleaner Pipes activities. You will work across Linux systems, virtualization, distributed platforms, storage, automation and secure networking, partnering with internal teams, vendors and global security communities.

The role emphasizes ownership, documentation and continuous improvement, with a strong focus on

Qualifications

• Prior experience administering Linux systems in an enterprise environment.
• Proficiency in Linux operating systems, virtualization, orchestration, automation, distributed systems and storage.
• Strong troubleshooting, problem-solving and root cause analysis across hardware, software and network environments.
• Scripting experience in at least one language, with ability to understand and debug scripts.
• Understanding of big data concepts and tools handling large volumes of security data.
• Ability to clearly document processes, technical changes, operational procedures and incident response actions.
• Excellent written and verbal communication skills, including presenting performance analysis and responding to stakeholder questions.
• Proficiency in online research and analysis, collaborative working style, and willingness to learn new technologies.
• Continuous improvement mindset, including automation of activities and assessing new tools.
• High levels of accountability, integrity, and care when managing sensitive systems, data and network access.

Responsibilities

• Develop, support, and maintain the Threat Labs environment, services and systems.
• Monitor availability, functionality, performance; troubleshoot hardware, software, network and distributed-system issues.
• Perform routine system maintenance, patch management, and root cause analysis to keep Threat Labs services reliable and secure.
• Administer user accounts, permissions, access controls and secure remote access for Threat Labs users.
• Engage vendors and technical partners to support platforms, services and project delivery.
• Provide technical support to teams using Threat Labs services during security incidents and investigations.
• Develop, maintain and improve documentation that enables repeatable Threat Labs operations.
• Contribute to Threat Labs operations, projects, deliverables and Cleaner Pipes work.
• Identify and implement system, tooling, automation and process improvements to strengthen threat intelligence and security outcomes.
• Maintain effective relationships with domestic and international stakeholders and response teams.
• Demonstrate visible commitment to health, safety and environmental responsibilities.

Skills

Linux systems

Virtualisation

Automation

Scripting

Big data

Documentation

Communication

Incident response

Networking basics

Tools

KVM

Job description

Telstra Corporation in Sydney seeks a Threat Labs Specialist to own and evolve a specialised Threat Labs capability supporting security operations, threat research, incident response and Cleaner Pipes activities. You will work across Linux systems, virtualization, distributed platforms, storage, automation and secure networking, partnering with internal teams, vendors and global security communities.

The role emphasizes ownership, documentation and continuous improvement, with a strong focus on