Security Engineering Senior Engineer at Telstra

Melbourne, Victoria, Australia -

Full Time

Start Date

Immediate

Expiry Date

05 Jul, 26

Salary

0.0

Posted On

06 Apr, 26

Experience

5 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Skills

Security engineering, Network security, Cyber security, Cloud security, Identity management, Digital certificates, Risk assessment, Automation, Scripting, DevOps, CI/CD, Active Directory, Infrastructure security, Compliance frameworks, Vendor management, Communication

Industry

Telecommunications

Description

Employment Type Permanent Closing Date 14 Apr 2026 11:59pm Job Title Security Engineering Senior Engineer Job Summary As a Security Engineering – Senior Engineer, you are an expert in the Information, Engineering and Cyber Security domains, applying your extensive knowledge in security technologies, cloud and corporate networks to shape the security controls required within solution designs (both people, process and technical) and identify, communicate and help treat corresponding security risks. Through your strong knowledge of existing and emerging technology, you are able deliver a superior security and network experience for our consumers. You do this by drawing on your deep levels of cyber security and engineering knowledge and experience to provide specialist analysis, design, development and deployment in Network and IT specific technology domains. You play a pivotal role in shaping our technology strategy and protecting Telstra’s assets, acting as a trusted adviser to our people, teams, cyber, engineering and DevOps leaders to build our cyber capability. 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. 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 Define and operationalise, in collaboration with key stakeholders, appropriate security controls in network architecture and technologies to protect Telstra and customer information, systems and network assets. Provide input into the security strategy, standards and frameworks to ensure security controls and hygiene are built into network engineering and technology designs and processes. Authentically engage with the business and leverage customer feedback to initiate continuous improvements in security engineering and technology designs that are fit for purpose and meet customer requirements. Contribute to the development of policies, standards and procedures for multiple technologies to build security awareness within the organisation. Foster a culture of continuous improvement and coaching by modelling Telstra and best practice security engineering standards and actively develop less experienced engineers through coaching, mentoring and collaboration. Demonstrate strong communication skills in promoting security awareness and / or explain PKI concepts to non-technical stakeholders Plan proactively for changes, develop contingency strategies, and assess enterprise-wide impacts of security initiatives. Assess capability of vendor solutions and offerings to meet business requirements. You demonstrate strong written and verbal communication skills in making recommendations for vendor solutions. Take an active role in managing vendor performance and technology delivery to ensure that agreed technical functionality, time and cost outcomes are met. Document your work to ensure that business continuity, security and operational activity can seamlessly be supported and maintained by others. Must be available for inclusion in the support recall roster, ensuring timely response and coverage during critical incidents or escalations. About You Strong knowledge of digital certificates and identity management systems such as ADCS, EJBCA, Venafi, Keyfactor, AppViewX, and Thales HSMs. Strong technical expertise in secure infrastructure environments, with proficiency across Windows/Linux, VMware and other hypervisors, F5, switches/routers, and Active Directory Proven ability to lead risk assessments and develop remediation strategies aligned with governance, risk, and compliance (GRC) frameworks Solid scripting and automation skills, with exposure to certificate automation APIs, Powershell, hashing algorithms, and DevOps/CI-CD pipeline Experience with external CAs like DigiCert and Verisign, including domain validation. Understanding of compliance frameworks such as ISO 27001, ISO 27009 for audit readiness and documentation If you want to be surrounded by top talent at a company that gives back to the community, apply now! 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 DisabilityandAccessibility@team.telstra.com or via the additional contact options found at www.telstra.com.au/careers/diversity-equity-and-inclusion/disability-employment We're an iconic Aussie brand with a global footprint. From our earliest days in the Postmaster General’s Office to the Australian icon we are today, the heart of Telstra has never changed. We’ve always been committed to being a great place to work as we make the world a better place too. Working at Telstra, we all have a why. Whether it’s endless career opportunities, an amazing work-life balance or being able to make a difference, we all know why we’re motivated to be our best here. Our people find purpose and pride in being part of Telstra, because we support the things that matter most. We are committed to making it easy for everyone to apply. If you require accessibility support or adjustments during the recruitment process, please send an email to Disability and Accessibility inbox. disabilityandaccessibility@team.telstra.com. In a business as big and diverse as ours, there’s a huge breadth of career paths available. Uncover opportunities, broaden your experience, and discover the many areas of our organization there is to explore. > Explore our teams https://www.telstra.com.au/careers/our-teams

Responsibilities

Define and operationalize security controls in network architecture to protect Telstra and customer assets. Provide specialist analysis, design, and deployment of security technologies while mentoring less experienced engineers.