Senior Security Engineer

We are partnering with a global, quantitative investment manager operating across all liquid asset classes.

The firm is technology- and data-driven, applying a scientific approach to investing and maintaining a strong culture of collaboration, innovation, and continuous improvement.

This role offers the opportunity to work across a broad range of security technologies, contributing directly to the design, operation, and evolution of the firm’s security controls and infrastructure.

The Role

• Operate and maintain network security infrastructure, including firewalls, SASE, CASB, proxies, NAC, and cloud security controls
• Perform hands-on BAU changes and in-depth troubleshooting across security products in a 24/7 follow-the-sun environment
• Implement automated and scalable security solutions across hybrid, multi-cloud, and on-prem environments
• Work closely with IT, Cloud Services, and Engineering teams to integrate security into infrastructure and operations

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• Contribute to the design, implementation, and enforcement of security policies and best practices
• Support network security architecture including segmentation, encryption, and secure remote access
• Identify and mitigate risks through analysis of logs, alerts, and vulnerabilities
• Position security as a business enabler, balancing protection with operational effectiveness

Technical Fit

• 5+ years’ experience in security engineering
• Strong multi-vendor firewall experience and exposure to SASE, CASB, proxies, and L7 controls
• Solid understanding of systems, networking, and security engineering fundamentals
• Strong knowledge of network protocols across multiple layers
• Experience protecting data and assets at the network level

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• Strong foundations in operating systems, cloud, and network engineering
• Hands-on experience with packet analysis tools such as tcpdump and Wireshark
• Understanding of offensive security from an adversary perspective
• Experience with security operations processes including monitoring, IDS/IPS, endpoint protection, identity management, and vulnerability management

This is a tier-one hedge fund with a strong reputation for culture and a track record of high-quality strategic hires across APAC.

The role is based in the Sydney CBD and offers top-tier compensation.

Preference is for candidates already based in Australia with full working rights, though sponsorship and relocation can be considered.