Senior Penetration Tester

About the role:

There’s no other communications company in Australia that has the range of opportunities on offer like at Telstra! We are a company that shapes the world of tomorrow through technology, join the team and further your career in more ways than you can imagine.

Telstra’s Operations unit is responsible for all aspects of the design, engineering, architecture, construction, and operation of Telstra networks, technology and information technology, plus the delivery of customer services. We're working hard to become a world-class technology & service organisation and are looking for a driven Senior Penetration Tester to join our Cyber Security division.

As the Senior Penetration Tester, your primary focus is to perform in-depth penetration tests across a variety of domains and technologies, in order to reveal vulnerabilities or lapses in the existing systems or security mechanisms.

In alignment with Telstra’s Cyber Security Strategy, you will focus on providing technical leadership and expertise across complex penetration testing, as well as developing and providing consultative advice across a range of security testing tools.

Your key responsibilities and major tasks include, but not limited to:

  • Provide technical leadership across the domain of penetration testing, including performing and taking on complex penetration assessment work across a variety of technical domains, including responding to complex and escalated incidents and assessments.
  • Provide input into Telstra’s Vulnerability Assessment and Penetration Testing processes, methodologies and standards, including corresponding roadmaps and enhancement plans.
  • Develop and provide training for both junior penetration testers; as well as the broader Telstra community.
  • Provide technical expertise into the development of automation across security testing tools.
  • Contribute to the improvement of security strategy, standards and frameworks being developed by the broader Security Architecture, Design and Assessment services team to ensure security testing needs and the automation agenda is incorporated.
  • Identify and effectively translate identified security vulnerabilities into business risks for communication to business stakeholders in a timely manner - harvesting and harmonising insights and context from the broader Security Architecture, Design and Assessment Services team as required.
  • Take a pragmatic approach to security testing activities, achieving a practical balance between business objective, standards alignment, cost, time and corresponding risk considerations.

To be successful in this role, you will have the following experience/qualifications/attributes:

  • Extensive experience in a Penetration Testing role, with leadership quality and aspirations.
  • Experience and exposure to a variety of software delivery models, including DevOps and Waterfall
  • Significant experience in performing complex security assessments of Infrastructure, Web Applications, Web Services and API’s, Mobile Applications in a large corporate environment
  • Significant experience in implementing automated security assessment tools into CI/CD pipelines
  • Ability to review and provide guidance and feedback on security assessment reports
  • Tertiary qualifications in Electrical/Electronic, Computer, Network or Software Engineering; Information Security, IT or a related discipline
  • Skillset equivalent to that of OSCP or CREST - CRT accredited penetration testers
  • Experience in training and developing people in Penetration Testing
  • Experience in managing engagements with external security vendors
  • Demonstrable history of developing exploits and zero-day discovery is highly regarded

In return for all your hard work within this role, you will be given exposure to a wide variety of career pathways within Telstra, with plenty of scope for learning and development. If this role fits with your career goals and experience, click apply now!

Benefits and Career Path:

Working for the most successful Telco Company in Australia also brings with it some great benefits, including: Working with the top IT Specialists in the APAC Region who provide support and mentoring, Substantial discounts on a range of Telstra products (including FOXTEL), Financial benefits such as Telstra Share Options, Great Salary Packaging Options and discounts on various retail, health and fitness and entertainment areas, Excellent work/life balance that allows you to have an excellent divide of personal needs and work commitments and performance bonuses*. Check out our website for more information and testimonials from our Employees.

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

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