Manager Cyber Defence

Posted 4 Days Ago
Be an Early Applicant
Hiring Remotely in George, Caue, São Tomé, STP
Remote
Senior level
Utilities
The Role
Lead and manage a team of information and cyber security analysts to operate a 24x7 SOC, detect and respond to incidents, oversee incident triage/investigation/escalation/recovery, drive Cyber Detection and Response capability, coordinate cross-functional incident response, and ensure operational resilience and stakeholder communications.
Summary Generated by Built In
Employment TypePermanent

Closing Date25 June 2026 11:59pm

Job TitleManager Cyber Defence

Job Summary

As a Security -Senior Lead, you play a critical role in ensuring that Telstra provides an industry leading secure ecosystem for employees and customers. You use your strong people skills, business experience and extensive technical expertise in cyber security and technology to lead a highly skilled team of security specialists to identify, anticipate, respond to and resolve security threats. You are a recognised subject matter expert, collaborative partner and trusted advisor by our employees, partners and customers. The work you do underpins Telstra’s competitive advantage and ability to provide a superior customer experience.Job Description

Who We Are

We're an iconic Aussie brand with a global footprint. Our purpose is to build a connected future so everyone can thrive. We're all about providing the best experience and delivering the best tech on the best network. This includes making Telstra the place you want to work. For you, that means a having career that grows with you and working with a team powered by human connection that prioritises wellbeing and choice.

Candidates must be Australian Citizens and must have the ability to obtain a NV1 clearance.

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

  • Toolkit provided (laptop + mobile phone + plan paid for)

What You’ll Do

Global Networks & Technology - Security & Operations is responsible for Telstra's security and operations, protecting Telstra's assets and infrastructure.

As a leader in our Cyber Security team, you’ll manage a group of Information and Cyber Security Analysts responsible for protecting Telstra’s systems, applications and networks from compromise, theft and damage. You’ll provide critical assurance that customer data and services are secure, reinforcing Telstra’s position as a trusted partner. Additionally, you’ll drive the ongoing growth and innovation of our Cyber Detection and Response (CDR) offering, ensuring it remains aligned with modern and emerging security technologies and practices.

About You

A collaborative and forward-thinking leader, you bring the ability to inspire teams with a clear vision while driving accountability and high performance. You empower others to make decisions, coach for growth, and foster an inclusive, high-performing environment. With strong technical expertise in cyber security and networks, you apply data-led insights to anticipate change and deliver secure, customer-focused outcomes at pace.

Essential

  • Proven experience managing or leading a Security Operations Centre in a large enterprise or critical infrastructure environment

  • Demonstrated ability to run 24x7 SOC operations, including roster management, handover quality, and operational resilience

  • Experience managing incident triage, investigation, escalation, and recovery across multiple severity levels

  • Clear understanding of the end‑to‑end incident lifecycle

  • Hands‑on experience leading major cyber incidents, including:

  • Decision‑making under pressure

  • Executive and stakeholder communications

  • Coordination across technology, risk, legal, and business teams

  • Works well in a complex, fast‑paced operational environment and is motivated by solving challenging problems with real business impact.

  • Australian Citizen with NV1 Clearance or ability to obtain it.

  • Will obtain an Australian Federal Police Check.

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 +61 440 135 548 (for job applications in Australia) and +1 (623) 400-7726 (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. We have zero tolerance for harassment of any kind, and we prioritise creating a workplace culture where everyone is safe and can thrive. 

As part of the hiring process, all identified candidates will undergo a background check, and the results will play a role in the final decision regarding your application.

We work flexibly at Telstra. Talk to us about what flexibility means to you. When you apply, you can share your pronouns and / or any reasonable adjustments needed to take part equitably during the recruitment process.

We are aware of current limitations with our website accessibility and are working towards improving this. Should you experience any issues accessing information or the application form, and require this in an alternate format, please contact our Talent Acquisition team on [email protected] or via the additional contact options found at www.telstra.com.au/careers/diversity-equity-and-inclusion/disability-employment

Skills Required

  • Proven experience managing or leading a Security Operations Centre in a large enterprise or critical infrastructure environment
  • Demonstrated ability to run 24x7 SOC operations, including roster management, handover quality, and operational resilience
  • Experience managing incident triage, investigation, escalation, and recovery across multiple severity levels
  • Clear understanding of the end-to-end incident lifecycle
  • Hands-on experience leading major cyber incidents, including decision-making under pressure
  • Experience with executive and stakeholder communications during major incidents
  • Experience coordinating across technology, risk, legal, and business teams during incidents
  • Ability to work well in a complex, fast-paced operational environment and solve challenging problems
  • Australian citizen with the ability to obtain NV1 clearance
  • Willingness to obtain an Australian Federal Police Check
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The Company
HQ: Sydney, NSW
10,000 Employees
Year Founded: 1901

What We Do

We believe it’s people who give purpose to our technology. So we’re committed to staying close to our customers and providing them the best experience. And delivering the best tech. On the best network. Because our purpose is to build a connected future so everyone can thrive. We build technology and content solutions that are simple and easy to use, including Australia’s largest and fastest national mobile network. That’s why we strive to serve and know our customers better than anyone else – offering a choice of not just digital connection, but digital content as well. And that’s why we have an international presence spanning 15 countries, including China. In the 21st century, opportunity belongs to connected businesses, governments, communities and individuals. As Australia’s leading telecommunications and information services company, Telstra is proud to be helping our customers improve the ways in which they live and work through connection.

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