Blue Team Specialist (Cyber Threat Hunting)

Your Opportunity

JOB DESCRIPTION

As a Blue Team Specialist, you will be a part of a team responsible for performing intelligence-driven threat hunting across TPG Telecom's infrastructure and applications. This will involve leveraging the latest cyber threat intelligence to hunt proactively using framework-based approaches for sophisticated cyber threats relevant to the telecommunications sector.

You'll Make Impact By

Apply threat hunting frameworks (i.e. PEAK, TaHITI), leveraging cyber threat intelligence to identify and analyse sophisticated cyber threats. Conduct intelligence-driven hypothesis-based threat hunts across endpoint, network, cloud, identity, and application telemetry to identify cyber threat activity not detected by existing controls.Develop and execute adversary-focused hunt missions aligned to MITRE ATT&CK tactics, techniques and procedures (TTPs), threat intelligence, and organisational risk priorities.Create and maintain advanced hunting queries within SIEM, EDR, NDR, and cloud security platforms.Validate cyber threat intelligence through hunting activities and provide feedback to the threat intelligence team on hunt package effectiveness. Translate hunt findings into actionable detection use cases and preventative controls enhancements.Participate in purple team exercises to validate security control coverage and improve defensive capabilities.Contribute to threat hunting playbooks, methodologies, and knowledge repositories to mature organisational threat hunting capabilities.

What You’ll Bring

Experience in threat hunting, incident response, detection engineering, or a related cyber security discipline.Experience developing and executing hypothesis-driven threat hunts using structured approaches such as PEAK, TaHITI or similar frameworks.Experience applying threat intelligence, adversary tactics, techniques and procedures (TTPs) to develop and execute threat hunting hypotheses and identify opportunities for detective and preventative control enhancements.Ability to analyse aggregate logs in a security information and event management (SIEM) platform.Ability to distil complex technical findings into concise and actionable recommendations tailored to technical and non-technical audiences.Relevant qualifications such as GIAC Certified Forensic Analyst (GCFA), Certified Threat Hunting Professional (eCTHP), GIAC Defending Advanced Threats (GDAT), GIAC Certified Incident Handler (GCIH).

Ideally, You Will Also Have

Experience leveraging automation and AI-assisted capabilities to improve the efficiency and effectiveness of threat hunting activities.

What's in it for you?

Flexible hybrid way of working (from home and office)‘Stay Connected Mobile’ – Access to a free mobile plan‘Stay Connected NBN’ – Access to a free, high‑speed NBN plan (up to 500 Mbps)‘Your Leave’ - additional leave to be used whenever you like - every yearAccess to TPG Learning Hub platform and internal development opportunitiesAccess to Corporate Partner Discounts

Don’t meet every single requirement? That’s OK! At TPG Telecom, we’re all about creating an accessible workplace where everybody feels safe to bring their authentic self to work - regardless of background. If you think this role is a great fit for you but some of the qualifications don’t align with your experience, we still encourage you to apply - you might just be the perfect candidate for a similar role with us! Learn more about life at TPG Telecom here.

TPG Telecom also acknowledges the Gadigal People of the Eora Nation as the Traditional Custodians of lands and waterways where this office can be found in Barangaroo.

Our Talent Acquisition Team and Hiring Managers kindly request no unsolicited resumes or approaches from Recruitment Agencies. TPG Telecom is not responsible for any fees related to unsolicited resumes.

About Us

TPG Telecom started with a belief that we can make things better for Australians. We believe in the power of meaningful relationships to support vibrant, connected communities where everyone belongs. It’s our why; our reason to exist. Now, we’re proud to be one of Australia’s leading mobile and internet providers. We’re not just redefining telco, we’re changing its course. And you play a role in that. A big one. The opportunities are plenty for those who are ready to accept the challenge.

About The Team

Our Technology team builds and evolves the networks and platforms that keep millions of Australians connected every day. From mobile and fixed networks to digital platforms and data, you’ll work at the forefront of innovation solving complex challenges and helping shape the future of connectivity.