Senior Systems Reliability Engineer

IEX; Indiana, California (PA, MO); On-site; USD 135,000 - 165,000; Full time

Benefits offered by this job

Unlimited PTO

Stock equity (RSUs)

401K employer match

Learning stipend

OneMedical membership

Commuter benefits

Job summary

IEX, a leading exchange operator and technology company, is seeking a Systems Reliability Engineer to optimize and automate our trading platform. You will monitor performance, manage incidents, and drive reliability across the stack in a fast-paced, regulated environment.

You will work closely with engineering, market operations, and business teams to translate requirements into robust operational practices.

Qualifications

• Automation experience with Ansible or similar configuration management tools.
• Hands-on experience with Linux, Python, Bash, and Git.
• Experience supporting large, complex, and distributed systems.
• Host side networking knowledge.
• Packet-level understanding of network traffic and troubleshooting with captures.
• TCP/IP stack and routing knowledge.
• Familiarity with Data Center workflows and DC personnel.
• Hardware familiarity with networking gear.
• Arista and Cisco switches and their CLI.
• Corvil, Solarflare, Mellanox experience.

Responsibilities

• Responsible for the technical operations of our trading platform.
• Participate in the engineering process as we design, build, and manage our systems.
• Build tools to monitor and automate processes.
• Be a core contributor in our change management and learning review processes
• Troubleshoot issues across the whole stack – hardware, software, application, and network.
• Document current and future configuration processes and policies.
• Translate customer needs and projected product utilization to operational reliability targets.
• Guide other functions on reliability techniques, application, and system functionality.
• Educate and mentor team/company on operational best practices

Skills

Automation

Distributed systems

Network troubleshooting

Packet analysis

Tools

Ansible

Linux

Python

Bash

Git

Arista switches

Cisco CLI

Corvil

Solarflare

Mellanox

Job description

About IEX

IEX (IEX Group, Inc.) is an exchange operator and technology company dedicated to innovating for performance in capital markets. Founded in 2012, IEX launched a new kind of securities exchange in 2016 that combines a transparent business model and unique architecture designed to protect investors. Today, IEX applies its proprietary technology and experience to drive performance across asset classes, serve investors, and advocate for transparent and competitive markets.

About This Role

IEX is looking for our next Systems Reliability Engineer – The right person for the job will be an insatiably curious tinkerer with technical chops, who has done this type of role before. Bonus points if you take an interest in the stock market, though finance experience is not necessary – only a willingness to learn all about the inner workings of the market is required. In this role, you will be constantly optimizing and automating our processes and systems to improve reliability, scalability, and maintainability. Plus, you will take on real-time responsibilities, such as monitoring, incident management, and recovery. Coding and scripting are part of your daily life (we like python, bash, ansible and rust). You will be exposed to how our technology interacts with the business to gain a deep understanding of application logic and business data workflows. Experience with any layer in our stack (Linux, Java, C++) is highly beneficial, particularly around the areas of performance and capacity. Experience in an agile environment is a plus, and a willingness to tackle the challenge of innovating within a regulated environment is key.

What you will do

• Responsible for the technical operations of our trading platform
• Participate in the engineering process as we design, build, and manage our systems.
• Build tools to monitor and automate processes.
• Be a core contributor in our change management and learning review processes
• Troubleshoot issues across the whole stack – hardware, software, application, and network.
• Document current and future configuration processes and policies.
• Translate customer needs and projected product utilization to operational reliability targets.
• Guide other functions (e.g., development, market operations, business development, subscribers, etc.) on reliability techniques, application, and system functionality.
• Educate and mentor team/company on operational best practices

Your background

• Automation experience with Ansible or a similar configuration management tools
• Hands‑on experience with Linux, python, bash, and git
• Experience supporting large, complex, and distributed systems
• Host side networking
• Packet‑level understanding of network traffic, working experience troubleshooting with packet captures, etc.
• TCP/IP Stack, routes
• Multicast
• General familiarity with Data Center workflows and working with DC personnel to implement changes
• Hardware familiarity
• Arista and Cisco switches and their CLI’s
• Corvil
• Solarflare, Mellanox

Why You Should Apply

• Comprehensive Benefits
• Unlimited PTO
• 100% coverage for medical, dental, and vision
• New hire stock equity (RSUs)
• 401K employer match
• OneMedical membership
• 16 weeks paid parental leave
• Flexible workplace
• Employer charity match
• Learning stipend
• Commuter benefits
• Jump Start onboarding program
• Internal mentor program cross‑departmentally
• Friendly and inclusive workplace culture

Our job titles may span more than one career level. The starting annual base pay is between $150,000 and $225,000 for this California or Oregon state based position. The actual base pay is dependent upon many factors, such as training, transferable skills, work experience, business needs and market demands. The annual base pay range is subject to change and may be modified in the future. This role is eligible for bonus and equity.

Here at IEX, we are dedicated to an inclusive workplace and culture. We are an Equal Opportunity Employer that does not discriminate on the basis of actual or perceived race, color, creed, religion, alienage or national origin, ancestry, citizenship status, age, disability or handicap, sex, marital status, veteran status, sexual orientation, genetic information or any other characteristic protected by applicable federal, state or local laws. This policy not only complies with all applicable laws and protects workers' rights but is vital to IEX’s overall mission and values.

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