- Senior Security Infrastructure Engineer for a leading Quant Firm
- Hybrid working in New York
- Highly competitive compensation package
Are you an experienced security-focused systems engineer looking to work on complex, large-scale infrastructure? A leading technology-driven firm is seeking a Senior Security Infrastructure Engineer to help design and enhance its global security framework. This role offers the opportunity to work in a high-impact, collaborative environment at the intersection of security, networking, and large-scale computing.
What you'll be doing:
As part of the Platform Engineering team, you'll be responsible for securing and optimizing the firm's global infrastructure. Key responsibilities include:
- Security & Authentication Systems - Design and implement secure authentication and security services, including Kerberos, X.509 PKI, and OAuth/OpenID Connect.
- Infrastructure Security & Integration - Ensure the seamless integration and support of new Linux OS distributions within a complex infrastructure environment.
- Security Framework Development - Continuously enhance security policies and controls across datacenters, cloud environments, and global offices.
- Advanced Troubleshooting - Diagnose and resolve security and infrastructure issues using host- and network-level diagnostic/tracing tools.
Who you are:
- Highly Experienced & Technical - 15+ years of security-focused systems engineering experience. A degree in computer science or a related field is preferred.
- Linux Security Expert - Deep knowledge of Linux operating systems and configuration management tools.
- Authentication & Security Specialist - Proven experience designing secure, scalable authentication systems.
- Programming Proficiency - Strong Python development skills, with experience in Rust, Java, C, Go, or C being a plus.
- Networking & Infrastructure Knowledge - Familiarity with DNS, DHCP, network protocols, databases, and large-scale storage.
- Strong Communicator & Collaborator - Comfortable working across global teams and departments to drive security best practices.
Why join us?
- Work on cutting-edge security challenges in a large-scale, high-performance environment.
- Collaborate with top engineers to enhance security infrastructure for a global organization.
- Lead high-impact projects in authentication, network security, and infrastructure protection.
If you're passionate about security engineering, authentication systems, and large-scale infrastructure, we'd love to hear from you.