Security Engineer II

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About the role

About Akuna: Akuna Capital is an innovative trading firm with a strong focus on collaboration, cutting-edge technology, data driven solutions, and automation. We specialize in providing liquidity as an options market maker – meaning we are committed to providing competitive quotes that we are willing to both buy and sell. To do this successfully, we design and implement our own low latency technologies, trading strategies, and mathematical models. Our Founding Partners first conceptualized Akuna in their hometown of Sydney. They opened the firm’s first office in 2011 in the heart of the derivatives industry and the options capital of the world – Chicago. Today, Akuna is proud to operate from additional offices in Sydney, Shanghai, London, and Singapore . What you’ll do as a Security Engineer II at Akuna: Akuna is seeking a driven Security Engineer II to safeguard our systems, data, and assets against a threat landscape increasingly shaped by AI on both sides of the fight. In this role, you'll proactively identify vulnerabilities, hunt for threats, automate and orchestrate security workflows, and drive incident response while leveraging AI and agentic tooling as force multipliers. You'll also help secure the firm's growing AI ecosystem, including internal AI applications, agentic workflows, and the emerging attack surfaces they introduce as AI becomes an increasingly important part of how we build and operate technology. By continuously improving our ability to prevent, detect, investigate, respond to, and recover from cyber threats, you'll play a key role in advancing Akuna's security posture. In this role, you will: • Perform analysis of security incidents and threat actors utilizing the MITRE ATT&CK framework to enhance detection capabilities • Investigate and respond to security incidents reported by the Managed Security Service Provider (MSSP), security controls, and end users, while developing effective triage processes to ensure prompt and thorough incident handling • Assist in managing enterprise security infrastructure, including Intrusion Detection/Prevention Systems, SIEM, EDR, Web Filtering, MFA, and Email Security • Develop threat hunting activities by analyzing anomalous log data, intelligence, and conducting brainstorming sessions to detect and eliminate potential adversaries in our network • Leverage APIs across enterprise technology, SaaS/IaaS/PaaS and business applications to create new sources of telemetry signals for threat Detection and Response • Engineer orchestration and automation to streamline the incident analysis and response process • Engineer war-gaming and tabletop activities as part of red/blue team exercises to strengthen and test incident response playbooks, evaluating and improving the firm's incident response capabilities • Conduct vulnerability management assessments, recommend remediation actions, and collaborate with system owners to ensure timely patching • Collaborate with Managed Security Service Provider (MSSP) to implement threat detection rules and event correlation using SIEM platforms to identify malicious, suspicious, and anomalous activities • Collaborate with different departments within the firm to identify security monitoring blind spots and opportunities for threat detection • Provide support in implementing and maintaining the information security infrastructure ensuring its effective operation and ongoing maintenance • Educate users on security best practices and implement initiatives to promote cybersecurity awareness and risk reduction, including conducting training sessions and developing user-friendly documentation Qualities that make great candidates: • 3-5 years of experience in cybersecurity, security engineering, or cyber defense with a demonstrated

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