High-Performance Infrastructure Specialist

Job Description:

As a High-Performance Infrastructure Specialist, you will be responsible for maintaining, designing, and supporting highly available systems within a technologically diverse stack used for global research and trading. Leveraging tools such as Terraform, Docker, Kubernetes, CI/CD, Python, Prometheus, and Grafana, you will develop repeatable and supportable infrastructure to meet the demanding needs of our business.

Key Responsibilities:

• Collaborate closely with the US Platform Infrastructure team to ensure global alignment, share best practices, and coordinate on infrastructure enhancements that support mission-critical trading systems across all regions.
• Maintain, design, and troubleshoot trading networks.
• Ensure efficient handling of traditional multicast market data networks as well as handling market data in the cloud for trading environments.
• Optimize and fine-tune the latest hardware, operating systems, and cloud infrastructure to achieve minimal latency in trading and compute operations.
• Drive initiatives to modernize environments by building and optimizing infrastructure using the most appropriate tools and technologies—whether cloud-based or on-premise to best meet the needs of our trading systems.
• Use declarative frameworks like Terraform and Ansible to build, manage, and configure infrastructure such as AWS, Kubernetes, Git, TeamCity, Concourse, and GitHub Actions.
• Research and implement new technologies to enhance network and compute performance, container management, workload orchestration, and cloud integration.
• Support the business by maintaining and managing storage requirements on NFS, CIFS, and S3 compatible systems within a Linux-based environment.
• Support and enhance highly available database architectures, ensuring systems are up-to-date with minimal downtime, following best practices, and coordinating with Database Administrators for updates and architectural improvements.
• Ensure systems are secure through regular patching and reporting, maintaining compliance with security standards.
• Consistently challenge the norm and advocate for change.

Required Skills, Experience & Abilities:

• Proven experience in supporting mission critical, high performance trading infrastructure across various technology stacks.
• Experience deploying and supporting applications in Kubernetes.
• Previous infrastructure monitoring experience using Prometheus and Grafana.
• Previous experience maintaining and optimizing cloud infrastructure in AWS environments.
• Experience performing database and database infrastructure support for highly available systems.
• Working knowledge of TLS.
• Demonstrated knowledge of network communications experience, including multicast and WebSockets.
• Experience using Ansible and/or Terraform to manage infrastructure.
• Flexibility to take off-hours support calls and meetings as needs dictate.
• Ability to learn quickly; a passion for new technology.
• Self-motivated to continually expand skillset and improve supported systems.
• Demonstrated high level of ownership and accountability.
• Ability to handle pressure and time constraints with composure.
• Exceptional verbal and written communication skills, with proven experience collaborating effectively with global teams.
• Strong organizational skills, including planning, prioritization, and documentation.

Benefits:

We operate with respect, curiosity, and open minds. The people who thrive here share our belief that it's not just what we do that matters–it's how we do it. We value autonomy and the ability to quickly pivot to capture opportunities, so we operate using our own capital and trading at our own risk.

Others:

Headquartered in Chicago with offices throughout the U.S., Canada, Europe, and Asia, we trade a variety of asset classes including Fixed Income, ETFs, Equities, FX, Commodities, and Energy across all major global markets. We have also leveraged our expertise and technology to expand into three non-traditional strategies: real estate, venture capital, and cryptoassets.