Overview
Susquehanna is seeking a Security Engineer to join our Sydney team, supporting the firm's ambitious growth objectives while safeguarding our information technology. By leveraging the experience and diverse backgrounds of our global security team members, we secure our environment and efficiently maintain Susquehanna's competitive advantage. With the freedom to explore available technologies, we can design the optimal solution for each problem.
In this role, you will:
* 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, allowing you to understand 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.
How Susquehanna's Information Security Team is Different:
* No two days are the same. Security challenges are best solved through a comprehensive multi-disciplinary approach, facilitating collaboration and exposure to high-end security technologies without having to silo your skills or career into artificially constrained buckets.
* We encourage curiosity and knowledge sharing. You'll be working with engineers who are always pushing each other to be better, ensuring they're always learning, always teaching and always on the cutting edge of developments and trends within Information Security.
* We take a proactive risk-based approach to solving security problems. Engineers are empowered to identify and remediate risks in our environment, tailoring solutions to our specific needs.
* Take your ideas from inception to completion—researching and designing innovative solutions to security problems, implementing them in a global technology environment, and supporting and adapting them to keep up with our fast paced ever changing business and security needs.
What you can expect from us:
Real Impact: By integrating sophisticated coding techniques with innovative engineering ideas, we design and optimize systems that can process massive amounts of data while still ensuring high performance and stability. You'll see how your contributions towards developing and supporting leading‐edge hardware and software technologies make a firm‐wide impact that makes us all smarter, faster, and better.
Collaboration: You will partner closely with our Infrastructure, Project Management and Strategy Developer Teams to deliver and manage scalable and highly performant systems to support trading in the region and globally.
Growth: For many of our roles, we don't expect you to have prior industry experience in proprietary trading or financial services to succeed at Susquehanna International Group. We're looking for people who are naturally curious, relentless problem solvers, and have the desire to continuously innovate, learn, and grow.
Benefits: Susquehanna offers a wide array of competitive employee perks & benefits.
What we're looking for
* Bachelor's degree in Computer Science, Information Security, or a related technical field required. 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.
Equal Opportunity statement
We're committed to building a diverse and inclusive workplace. We encourage candidates from all backgrounds to apply and are happy to provide reasonable accommodations during the hiring process.
About Susquehanna
Susquehanna is a global quantitative trading firm powered by scientific rigor, curiosity, and innovation. Our culture is intellectually driven and highly collaborative, bringing together researchers, engineers, and traders to design and deploy impactful strategies in our systematic trading environment. To meet the unique challenges of global markets, Susquehanna applies machine learning and advanced quantitative research to vast datasets in order to uncover actionable insights and build effective strategies. By uniting deep market expertise with cutting‐edge technology, we excel in solving complex problems and pushing boundaries together.
What we do
Susquehanna's deep integration of trading, technology and quant research makes us experts in trading essentially all listed financial products and asset classes, with a focus on derivatives. We handle millions of trading transactions around the world every day as both a market maker and market taker. Our efforts provide liquidity and ensure competitive prices for buyers and sellers. While our presence in the market is broad, our trading desks are highly specialized to allow for a deep understanding of the unique drivers of each asset class.
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