Senior Security Engineer - Telco Cloud Security, Telstra

Telstra

Location:
Australia, Flexible

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Not provided

Save Job

Apply Position

Job Description:

As a Senior Security Engineer (Telco Cloud), you'll play a critical role in enhancing Telstra's security posture. Your expertise in telecommunications, cloud security, automation, infrastructure as code (IaC), and cyber security will directly contribute to the protection and resilience of our Telco Cloud Networks.

Job Responsibility:

Define and operationalise security controls across cloud and network platforms
Embed secure-by-design principles into engineering processes, standards, and frameworks
Lead the design, integration, and support diverse technologies
Enhance automation and CI/CD practices
Partner with business and technical stakeholders
Provide technical leadership and mentoring
Evaluate and manage vendor solutions
Document technical decisions and implementations
Participate in the on-call roster for critical incident response

Requirements:

Solid experience in security engineering across networks, cloud, or DevSecOps environments
Strong knowledge of Cloud-native and traditional network security
Infrastructure as Code (IaC)
Micro-segmentation and Zero Trust architectures
Hands-on experience with Telecommunications, TCP/IP, SDN, virtualised networks
Linux, Docker, Kubernetes
Automation and scripting such as Python
Expertise in Telco Cloud platforms (e.g. OpenStack, CNIS, ECCD)
Experience securing modern infrastructure (Docker, Kubernetes, Terraform, CDK)
Proven ability to deploy security capabilities via automation and CI/CD
Familiarity with Agile practices and tools
Strong understanding of frameworks and standards such as SOCI, NIST, GSMA, 3GPP
Excellent interpersonal and collaboration skills
CISSP, CCIE (Security), CompTIA Security+, or Cloud Security certifications (mandatory for cloud-focused roles)

Nice to have:

Experience with system hardening and best practice implementations
Tertiary qualifications in Cloud Security, Cyber Security, Telecommunications, or Network Security, or equivalent industry experience
Familiarity with Telstra's Cloud Security Guidelines (if internal candidate or prior Telstra experience)

What we offer:

Competitive, performance-based pay
Access to thousands of learning programs
Purchased annual leave scheme
An additional Telstra day off each year
30% discount on Telstra products and services

Additional Information:

Job Posted:
August 28, 2025

Expiration:
September 11, 2025

Employment Type:

Fulltime

View All Jobs In This Company

Job Link Share:

Senior Security Engineer - Telco Cloud Security