Information & Cyber Security Principal Technology Leader

Telstra; Melbourne; On-site; AUD 180,000 - 260,000; Full time

Benefits offered by this job

Performance-related pay

Learning programs access

Global presence across 22 countries

Purchased annual leave

Telstra product discounts

Telstra day off

Job summary

Telstra is seeking an Information & Cyber Security Principal Technology Leader in Melbourne. The role embeds a cross-business security leader to drive risk reduction and remediation across the organisation, focusing on learning from incidents and addressing security debt.

You will translate security risks and control failures into practical remediation plans, influencing executive decisions and ensuring accountability for security outcomes that strengthen resilience.

Qualifications

• Security leadership experience.
• Analytical and problem-solving skills.
• Strategic thinking and influencing abilities.
• Stakeholder management and effective communication.
• Experience leading remediation or risk-reduction initiatives.
• Ability to influence outcomes across complex environments.
• Australian citizen and eligible for security clearance.

Responsibilities

• Drive remediation of significant security risks and incidents with clear ownership.
• Partner with Security Operations and Cyber Defence to translate learnings into improvements.
• Identify recurring issues and develop prevention initiatives.
• Facilitate collaboration between business, engineering and security teams.
• Provide visibility of outstanding issues to executives and leadership.
• Promote a culture of continuous security improvement and resilience.

Skills

Security leadership experience

Analytical and problem-solving

Strategic thinking

Influencing skills

Stakeholder management

Effective communication

Remediation/risk-reduction initiatives

Tools

None

Job description

Employment Type

Permanent

Closing Date

11 Nov 2026 11:59pm

Job Title

Information & Cyber Security Principal Technology Leader

Job Summary

The Business Information Security Advisor (BISA) serves as an embedded cross business security leader driving security risk reduction and remediation outcomes across the organisation, focused on learning from incidents and addressing structural security debt.
Product, Network & Technology - Security & Operations is responsible for Telstra's security and operations, protecting Telstra's assets and infrastructure.

Job Description

About you:

You have experience translating security risks, incidents or control failures into practical remediation plans and driving sustainable improvements across large organisations. You are comfortable operating at executive levels, influencing decisions, and creating accountability for security outcomes that strengthen organisational resilience.

To be successful in the role, you must have:

• Security leadership experience
• Analytical and problem-solving skills
• Strategic Thinking
• Influencing Skills
• Stakeholder Management
• Effective communication
• Experience leading or coordinating post-incident remediation, security uplift or risk reduction initiatives.
• Demonstrated ability to influence remediation outcomes across complex stakeholder environments.
• Experience identifying systemic security issues and driving preventative improvements at scale.
• All candidates must be Australian Citizens and be eligible to hold a security clearance.

Key Responsibilities

• Drive the remediation of significant security risks, control weaknesses and incident findings, ensuring clear ownership, accountability and timely resolution.
• Partner with Security Operations and Cyber Defence teams to ensure incident learnings are translated into practical improvements that reduce the likelihood of recurrence.
• Identify recurring security issues, systemic control gaps and patterns of risk across the function, and develop targeted prevention and uplift initiatives.
• Facilitate collaboration between business, engineering and security teams to remove barriers to remediation and accelerate risk reduction outcomes.
• Provide visibility of outstanding security issues, remediation progress and risk treatment decisions to functional executives and security leadership.
• Champion a culture of continuous security improvement by converting security reviews, incidents, audit findings and assurance outcomes into actionable plans that strengthen resilience.
• Drive prioritisation of security debt, legacy risks and control uplift activities that improve the organisation’s long-term security posture.
• Drive continuous security improvement by gathering stakeholder feedback on technology, process, and interactions - creating a feedback mechanism and shared understanding between Cyber Security, Security Engineering and the function.
• Maintain awareness of industry advances in Cyber Security technology and changes in the Global Cyber Security Threat Landscape to provide contextual thought leadership to the function on potential risks and opportunities
• Provide feedback on areas of opportunity to improve the Group's Cyber Security, Security Engineering, and Physical Security posture.
• Reinforce a 'Security first' culture and mindset across the function's leadership team and drive a robust relationship between the Security Advisor and delivery teams.
• Provide guidance and context on strategic Security (Cyber Security, Security Engineering & Physical Security) decisions.

What We Offer

• Performance-related pay
• Access to thousands of learning programs so you can level-up
• Global presence across 22 countries; opportunities to work where we do business.
• Purchased annual leave scheme
• Additional Telstra day off
• Additional 30% off Telstra products and services

We're amongst the top 2% of companies globally in the CDP Global Climate Change Index 2023, being awarded an 'A' rating. If you want to work for a company that cares about sustainability, we want to hear from you.

As part of your application with Telstra, you may receive communications from us on [phone] (for job applications in Australia) and [phone] (for job applications in the Philippines and India).

When you join our team, you become part of a welcoming and inclusive community where everyone is respected, valued and celebrated.

We actively seek individuals from various backgrounds, ethnicities, genders and disabilities because we know that diversity not only strengthens our team but also enriches our work.