About the Role
Optus is seeking a Senior Security Platform Engineer – SIEM & SOAR to engineer and evolve enterprise platforms that power cyber defence operations. This is a hands-on role focused on solving complex technical challenges, automating processes, and building scalable security platforms for threat detection and response.
Responsibilities
- Design, build, and maintain enterprise SIEM and SOAR platforms supporting critical cyber defence operations.
- Onboard, normalize, and enrich security telemetry from various systems for threat detection and investigation.
- Develop automation workflows, integrations, and Python-based solutions to improve efficiency and response capabilities.
- Manage detection content, platform configurations, and automation deployments using Detection-as-Code, CI/CD, and engineering best practices.
- Collaborate with Cyber Defence and engineering teams to enhance platform performance, detection coverage, and automation effectiveness.
Requirements
- Proven experience engineering and supporting enterprise SIEM and/or SOAR platforms in a security operations, cyber security, or platform engineering environment.
- Strong technical skills in log management, telemetry onboarding, security automation, and platform integration.
- Hands-on experience with scripting, API integration, and developing automated solutions for security operations.
- Knowledge of cloud security logging, Microsoft 365 and Entra ID telemetry, and modern security monitoring practices.
- A collaborative, automation-focused approach with strong problem-solving skills and a passion for continuous improvement and innovation.
Skills
- SIEM
- SOAR
- Security Platform Engineering
- Cyber Defence
- Log Management
- Telemetry Onboarding
- Security Automation
- Platform Integration
- Scripting
- API Integration
- Python
- Detection-as-Code
- CI/CD
- Cloud Security Logging
- Microsoft 365 Telemetry
- Entra ID Telemetry
- Security Monitoring
Location
- Remote
- Hybrid
Work Type
- Hybrid
Experience Level
- Senior
Benefits
- Competitive remuneration
- Employee discounts
- $80 monthly credit
- 25% off Optus products
- Unique shopping discounts with retail partners
- Flexible working arrangements (3 days in office, 2 days remote)
- Vibrant and collaborative office campus with amenities (cafes, chill out zones, GP, post office, gym, on-site childcare)
- Competitive leave policies
- Additional 'Connected' days
- Up to 16 weeks paid Parental Leave
- Employee-led networks and diversity initiatives
- Free access to counselling and support services (24/7)
- Free Optus bus from Macquarie University Metro Station
About the Company
- Optus is an Australian telecommunications company delivering mobile, broadband, and digital solutions.
- Optus is focused on building resilient, modern security capabilities to protect customers, people, and the business.
Equal Opportunity
- Optus values diversity and is committed to ensuring equal employment opportunity for all job seekers, including individuals from diverse backgrounds, individuals with a disability, individuals identifying as LGBTQIA+, individuals who have served in the armed forces, and individuals identifying as Aboriginal and/or Torres Strait Islander.
- Optus aims to make the recruitment process inclusive and offers adjustments or accessibility support upon request.
