Security Engineer – Cloud & Endpoint Protection

Susquehanna International; Sydney; On-site; AUD 150,000 - 180,000; Full time

Job summary

Susquehanna International Group in Sydney invites a Security Engineer to join the team, supporting growth while safeguarding information technology. You will design and implement authentication, privilege access controls, and cloud security posture across our global technology environment.

The role offers exposure to diverse security projects, collaboration with infrastructure and trading teams, and the freedom to apply modern security tools and automation to protect critical systems.

Qualifications

• Bachelor’s degree in Computer Science, Information Security, or a related technical field. Equivalent practical experience may be considered in lieu of a degree.
• 5+ years of hands-on experience in a security engineering or operational security role, with demonstrated expertise in endpoint security and hardening, IAM/PAM, cloud and edge security, and related technical security controls.
• Good understanding of operating systems internals and hardening
• Experience with scripting or automation using languages such as Python, PowerShell, Bash, or similar required.
• Good understanding of networking fundamentals, including TCP/IP, routing, and switching, with the ability to troubleshoot complex issues end-to-end across large, distributed environments.

Responsibilities

• Engineer and implement authentication and privileged access controls, harden endpoints and applications, implement threat prevention controls, and design and manage Susquehanna’s cloud security posture.
• Work on diverse projects including new implementations, upgrades, and custom automation across the entire technology organization.
• Work with other technical and business teams, understanding the relationship between the solutions you are building, the technologies they interact with, and the business that is leveraging them.
• Share responsibility for triaging and resolving connectivity issues (such as firewalls and proxies), assist with walk-up enquiries, and partner with teams to build, troubleshoot, and support bespoke solutions.
• Adapt to evolving priorities and assume additional responsibilities as needed to support team and organizational objectives.

Skills

Endpoint security

IAM/PAM

Cloud security

Networking fundamentals

Python scripting

PowerShell

Bash

Education

Bachelor’s degree in Computer Science, Information Security, or a related technical field

Tools

Python

PowerShell

Bash

Job description

Susquehanna International Group in Sydney invites a Security Engineer to join the team, supporting growth while safeguarding information technology. You will design and implement authentication, privilege access controls, and cloud security posture across our global technology environment.

The role offers exposure to diverse security projects, collaboration with infrastructure and trading teams, and the freedom to apply modern security tools and automation to protect critical systems.