Overview
Join Telstra's Endpoint & Identity Security team as aSenior Security Engineer - Digital Certificates (PKI), where you'll play a pivotal role in shaping security controls within solution designs and delivering a secure, resilient network experience for our customers.
What You'll Do
Lead implementation and support of enterprise-wide certificate management platforms.
Embed security controls and crypto governance into infrastructure and network designs.
Work with and support identity-related systems such asAD CS, AppViewX, EJBCA, and Thales HSMto deliver secure and scalable PKI services.
Develop security standards, remediation strategies, and risk assessments aligned withcompliance frameworks.
Buildautomation and scriptingsolutions to streamline certificate lifecycle management.
Mentor and collaborate with engineers to uplift PKI and certificate practices across the organisation.
Participate in theon-call support rosterfor critical incidents, ensuring timely response and coverage during escalations and high-priority events.
What You Bring
Strong experience with PKI and digital certificate management
Knowledge inPKI & Identity-related systemssuch as Active Directory Certificate Services (ADCS), AppViewX, EJBCA, Thales HSM.
Robust technical backgroundacrossWindows, Linux, Active Directory, VMware, Kubernetes, F5, firewall and load balancersand networking environments.
Understanding of certificate-based authentication andTLS/SSLbest practices.
Hands-on exposure toscripting and automationusingBash, PowerShell, Python, or similar languages.
Knowledge of cloud platforms (AWS, Azure) and container technologies like Kubernetes.




Ability to lead or contribute torisk assessments,compliance reviews, and policy development.
Strong stakeholder engagement and communication skills.
Ability to undergo and provide a validstandard police check.
Bonus Experience
Exposure to DevOps/CI-CD environments and integrating certificate automation into pipelines.
Familiarity with crypto agility strategies and emerging standards.
Experience withThales HSMand hardware-basedkey protection solutions.
Understanding of network principles such as LTMs, GTMs.
Why Telstra?
Flexible work- hybrid and remote options to support work-life integration.
16 weeks paid parental leave- for both primary and secondary carers.
Free Telstra mobile plan- stay connected on us.
Laptop/device allowance- renewed every 2 years.
Purchased annual leave- more time when you need it.
Professional development programs- grow your career with us.
Discounts- on Telstra products and services.
If you're passionate about digital trust, certificate automation, and cyber resilience, apply today and help shape a secure, connected future at Telstra.
We're committed to building a diverse and inclusive workforce in all its forms.
We encourage applications from people of all backgrounds, including those from diverse gender, cultural and linguistic communities, and individuals living with a disability.
To learn more about how we support our people, including accessibility adjustments during the recruitment process, visit: tel.st/thrive
Seniority level
Mid-Senior level
Employment type
Full-time
Job function
Information Technology
Industries
Information Services
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📌 Senior Security Engineer - Digital Certificates (Pki) (Melbourne)
🏢 Telstra
📍 Melbourne